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Contents
- The climate of Dearborn
- The best time to visit Dearborn
- The worst time to visit Dearborn
- Spring weather in Dearborn
- Summer weather in Dearborn
- Autumn weather in Dearborn
- Winter weather in Dearborn
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
The climate of Dearborn
Dearborn, Michigan, USA, holds a Humid continental climate designation, specifically a Köppen climate classification of Dfa ("Humid continental, no dry season, hot summer"). Positioned in the Midwest of the United States, this location contends with significant weather transformations throughout the year.
Weather elements in Dearborn display broad diversity in a given year, oscillating between hotter and colder conditions with substantial fluctuations in rainfall and sunshine hours. Notably, Dearborn sees a considerable change in temperatures, from an average low of 19.2°F (-7.1°C) in January to an average high of 80.2°F (26.8°C) in July.
Reviewing rainfall data presents an insight into the variability of precipitation across the year. July records the peaks in rainfall, averaging about 2.2" (56mm), while December sees the least rainfall, averaging about 0.91" (23mm). Likewise, snowfall exhibits a distinctive pattern. Maximum snowfall, almost 2.95" (75mm), is observed in February. Snowfall typically ceases from May to September.
A sunnier disposition becomes evident during the summer months, specifically from June to August, with average sunshine hours per day ranging between 10.2 to 10.6 hours. Contrarily, cloud coverage mounts during the colder season, with December and January having cloud cover percentages of 62% and 67% respectively.
Weather elements in Dearborn display broad diversity in a given year, oscillating between hotter and colder conditions with substantial fluctuations in rainfall and sunshine hours. Notably, Dearborn sees a considerable change in temperatures, from an average low of 19.2°F (-7.1°C) in January to an average high of 80.2°F (26.8°C) in July.
Reviewing rainfall data presents an insight into the variability of precipitation across the year. July records the peaks in rainfall, averaging about 2.2" (56mm), while December sees the least rainfall, averaging about 0.91" (23mm). Likewise, snowfall exhibits a distinctive pattern. Maximum snowfall, almost 2.95" (75mm), is observed in February. Snowfall typically ceases from May to September.
A sunnier disposition becomes evident during the summer months, specifically from June to August, with average sunshine hours per day ranging between 10.2 to 10.6 hours. Contrarily, cloud coverage mounts during the colder season, with December and January having cloud cover percentages of 62% and 67% respectively.
The best time to visit Dearborn
Choosing the prime time to visit Dearborn largely hinges on weather preferences, though considering sunshine hours and average temperatures, May through September seems favorable. Temperatures during these months hover from 66.6°F (19.2°C) to 80.2°F (26.8°C), coupled with ample sunshine, recording a generous range of 9 to 10.6 daylight hours. Furthermore, humidity levels offer comfort, averaging from 73% to 75%.
The worst time to visit Dearborn
The least ideal season to visit Dearborn would be December through February. The mercury drops down to an average low of 19.2°F (-7.1°C) in January, while experiencing the least sunlight, with only 3.1 hours recorded in December. In contrast, the high relative humidity level that averages 84% in January can exacerbate the chill factor. Additionally, these months witness an escalation in snowfall, further amping the cold conditions.
Spring weather in Dearborn
Spring in Dearborn, extending from March to May, experiences a steady climb in temperatures, starting from an average high 42.4°F (5.8°C) in March to 66.6°F (19.2°C) in May. Precipitation also leaps during this period, with rainfall going from 1.14" (29mm) in March to 2.2" (56mm) in May. Nevertheless, average sunshine hours rise pleasantly from 5.8 in March to 9 in May, accompanying the blooming period.
Summer weather in Dearborn
Dearborn's summer, spanning June to August, offers the warmest weather of the year. Peak temperatures hit an average high of 80.2°F (26.8°C) in July. Humidity stays stable at an average of 73%, while daylight extends to its maximum at 15.2 hours in June. Even so, visitors should expect rainfall averaging between 1.85" (47mm) and 1.97" (50mm) during these months.
Autumn weather in Dearborn
Autumn in Dearborn, running from September to November, sees a noticeable downturn in temperatures - averaging from 72.3°F (22.4°C) in September to 45.7°F (7.6°C) in November. The period also experiences an ongoing decrease in daylight hours, sliding from 12.5 hours in September to 9.8 hours in November. Although rainfall dips to 1.1" (28mm) by November, visitors can enjoy relatively clear skies with 48% cloud cover.
Winter weather in Dearborn
Winter in Dearborn, extending from December to February, exhibits the coldest conditions of the year. Average low temperatures plunge to 19.2°F (-7.1°C) in January, while the city sees meager sunlight - down to just 3.1 hours in December. Moreover, December and January are blanketed with cloud coverage, suggestive of the overcast disposition. Regular snow showers are typical, amounting to 2.52" (64mm) in December and 2.95" (75mm) in February.
Weather in January
Expect the coldest conditions to arrive in January when Dearborn, Michigan, is stuck in the grips of winter. It is not unusual to have the temperature plummet down to 19.2°F (-7.1°C), while the highs barely scrape 28.9°F (-1.7°C). Weather in January »
Weather in February
As February rolls in, Dearborn, Michigan, experiences only a trivial rise in temperatures from January, making it the second coldest month. The mercury levels may dip as low as 19.9°F (-6.7°C) and swing up to 31.5°F (-0.3°C). Weather in February »
Weather in March
March ushers in the spring season to Dearborn, Michigan, albeit slowly. Compared to February, temperatures enjoy a significant jump with the thermometer reaching as high as 42.4°F (5.8°C). Interestingly, the weather pattern shows a marked transition from winter to spring, characterized by heavier rainfall and melting snow. Weather in March »
Weather in April
April in Dearborn, Michigan, exhibits a clearer representation of spring as temperatures continue to climb. With the highest temperature going up to 53.4°F (11.9°C), there is a marked difference from the chilly conditions experienced in March. Weather in April »
Weather in May
May signals the arrival of rather pleasant weather in Dearborn, Michigan, as the city transitions from spring to early summer. Compared to April, temperatures rise significantly, with it reaching a balmy high of 66.6°F (19.2°C). With frequency and volume of rainfall almost identical to April, May is characterized by showers and sunshine in equal measures. Weather in May »
Weather in June
June in Dearborn, Michigan, brings about a clear shift towards summer, exhibiting some of the warmest temperatures of the year. During this month, temperatures rise steadily, reaching a comfortable high of 75°F (23.9°C). Notably, it is a bright month with the longest daylight hours and increased intensity of UV rays leading to the warm summer feel. Weather in June »
Weather in July
July is the hottest month in Dearborn, Michigan, with temperatures peaking at 80.2°F (26.8°C). This marks the essence of summer, evident with increasing daylight hours and more sunshine hours. It is noteworthy that while the temperatures are on the higher side, July does not experience unfavorable weather conditions as the wind speed, pressure, and relative humidity remain at a comfortable level. Weather in July »
Weather in August
Dearborn, Michigan, in August continues to bask under the warm summer sun. While temperatures remain quite high reaching up to 78.8°F (26°C), it is slightly cooler than July. August is one of the drier months of the year, although intermittent showers may still occur. Weather in August »
Weather in September
September brings a visible change in weather in Dearborn, Michigan, as temperatures start to drop, paving the way for the autumn season. With a high temperature of approximately 72.3°F (22.4°C), this month marks a significant drop from the scorching summer of August. Weather in September »
Weather in October
October in Dearborn, Michigan, experiences cooler fall weather as temperatures continue to drop from the previous month. The city prepares for the impending winter with temperatures beginning to dip, wind speed picking up, and daylight hours reducing. Weather in October »
Weather in November
November sees the arrival of colder temperatures in Dearborn, Michigan, with conditions mimicking those of early winter. From a high of 59.4°F (15.2°C) in October, temperatures reduce significantly to a colder 45.7°F (7.6°C). Weather in November »
Weather in December
December in Dearborn, Michigan, is characterized by the full force of winter. With temperatures barely reaching 35.2°F (1.8°C) and dipping as low as 27.5°F (-2.5°C), it comes as no surprise that December is known for its biting cold conditions. Weather in December »
Updated: Jun 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What month is the coldest?
With its average high temperature of 28.9°F (-1.7°C) and a low of 19.2°F (-7.1°C), January is regarded as the coldest month.
What is the driest month?
January and February are months with the least rain when the rain falls for 7 days and typically aggregates up to 0.87" (22mm) of rain.
How many days does it rain in Dearborn?
In Dearborn, during the entire year, the rain falls for 140.2 days and collects up to 17.56" (446mm) of precipitation.
When does it snow?
Months with snowfall are January through May, November and December.
How many days does it snow?
In Dearborn, during the entire year, snow falls for 47.2 days and aggregates up to 9.69" (246mm) of snow.
What is the month with the least sunshine?
With an average of 3.1h of sunshine, January has the least sunshine of the year in Dearborn.
What is the most humid month?
With an average relative humidity of 85%, February is the most humid month.
When does it snow the most in Dearborn?
The month with the most snowfall is February, when snow falls for 11.3 days and typically aggregates up to 2.95" (75mm) of snow.
When is Daylight Saving Time (DST)?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from EDT to EST.
What is the rainiest month?
May is the month with the most rainfall in Dearborn. Rain falls for 16.3 days and accumulates 2.2" (56mm) of precipitation.
When it does not snow?
June through October are months without snowfall.
When are the longest days?
With an average of 15h and 12min of daylight, June has the longest days of the year.
What are the months with the highest UV index?
June through August, with an average maximum UV index of 6, are months with the highest UV index in Dearborn.
What is the warmest month?
July, recognised by an average high temperature of 80.2°F (26.8°C) and a low of 65.1°F (18.4°C), is Dearborn's warmest month.
What is the least humid month?
July and August, with an average relative humidity of 73%, are the least humid months.
What month has the most sunshine?
The month with the most sunshine is July, with an average of 10.6h of sunshine.
What is the month with the shortest days?
December has the shortest days of the year, with an average of 9h and 6min of daylight.
When is the lowest UV index?
With an average maximum UV index of 1, December is the month with the lowest UV index.
Average temperature
Dearborn, MI
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (28.9°F).
The month with the highest average low temperature is July (65.1°F).
The coldest month (with the lowest average low temperature) is January (19.2°F).
Average pressure
Dearborn, MI
- Average pressure in January:
30.08"Hg - Average pressure in February:
30.07"Hg - Average pressure in March:
30.09"Hg - Average pressure in April:
29.96"Hg - Average pressure in May:
29.98"Hg - Average pressure in June:
29.93"Hg
- Average pressure in July:
29.96"Hg - Average pressure in August:
29.98"Hg - Average pressure in September:
30.04"Hg - Average pressure in October:
30"Hg - Average pressure in November:
30.1"Hg - Average pressure in December:
30.08"Hg
The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed
Dearborn, MI
- Average wind speed in January:
10.3mph - Average wind speed in February:
9.9mph - Average wind speed in March:
9.5mph - Average wind speed in April:
9.8mph - Average wind speed in May:
8.1mph - Average wind speed in June:
7.5mph
- Average wind speed in July:
6.6mph - Average wind speed in August:
6.9mph - Average wind speed in September:
7.7mph - Average wind speed in October:
9.6mph - Average wind speed in November:
10mph - Average wind speed in December:
9.9mph
The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).
Average humidity
Dearborn, MI
The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are July and August (73%).
Average rainfall
Dearborn, MI
- Average rainfall in January:
0.87" - Average rainfall in February:
0.87" - Average rainfall in March:
1.14" - Average rainfall in April:
2.13" - Average rainfall in May:
2.2" - Average rainfall in June:
1.97"
- Average rainfall in July:
1.85" - Average rainfall in August:
1.93" - Average rainfall in September:
1.38" - Average rainfall in October:
1.22" - Average rainfall in November:
1.1" - Average rainfall in December:
0.91"
The wettest month (with the highest rainfall) is May (2.2").
The driest months (with the least rainfall) are January and February (0.87").
Average rainfall days
Dearborn, MI
- Average rainfall days in January:
7 days - Average rainfall days in February:
5.8 days - Average rainfall days in March:
9.2 days - Average rainfall days in April:
14.6 days - Average rainfall days in May:
16.3 days - Average rainfall days in June:
15 days
- Average rainfall days in July:
16.5 days - Average rainfall days in August:
14.5 days - Average rainfall days in September:
13.2 days - Average rainfall days in October:
12 days - Average rainfall days in November:
8.4 days - Average rainfall days in December:
7.7 days
The month with the highest number of rainy days is July (16.5 days).
The month with the least rainy days is February (5.8 days).
Average snowfall
Dearborn, MI
- Average snowfall in January:
2.52" - Average snowfall in February:
2.95" - Average snowfall in March:
0.83" - Average snowfall in April:
0.59" - Average snowfall in May:
0.31" - Average snowfall in June:
0"
The month with the highest snowfall is February (2.95").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days
Dearborn, MI
- Average snowfall days in January:
13.3 days - Average snowfall days in February:
11.3 days - Average snowfall days in March:
6.3 days - Average snowfall days in April:
1.5 days - Average snowfall days in May:
0.1 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0.1 days - Average snowfall days in November:
4.1 days - Average snowfall days in December:
10.5 days
The month with the highest number of snowfall days is January (13.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Dearborn, MI
- Average daylight in January:
9h and 3min - Average daylight in February:
10h and 4min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 2min - Average daylight in May:
14h and 4min - Average daylight in June:
15h and 1min
- Average daylight in July:
14h and 5min - Average daylight in August:
13h and 5min - Average daylight in September:
12h and 3min - Average daylight in October:
11h and 0min - Average daylight in November:
9h and 5min - Average daylight in December:
9h and 1min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in January:
3h and 1min - Average sunshine in February:
4h and 1min - Average sunshine in March:
5h and 5min - Average sunshine in April:
7h and 2min - Average sunshine in May:
9h and 0min - Average sunshine in June:
10h and 1min
- Average sunshine in July:
10h and 4min - Average sunshine in August:
10h and 3min - Average sunshine in September:
8h and 2min - Average sunshine in October:
5h and 5min - Average sunshine in November:
5h and 0min - Average sunshine in December:
3h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).
Average sunshine days
Dearborn, MI
- Average sunshine days in January:
13.6 days - Average sunshine days in February:
13.1 days - Average sunshine days in March:
16 days - Average sunshine days in April:
12.8 days - Average sunshine days in May:
12.4 days - Average sunshine days in June:
12.8 days
- Average sunshine days in July:
11.8 days - Average sunshine days in August:
13.1 days - Average sunshine days in September:
14.6 days - Average sunshine days in October:
16.8 days - Average sunshine days in November:
16.5 days - Average sunshine days in December:
15.5 days
The month with the most sunshine days is October (16.8 days).
The month with the least sunshine days is July (11.8 days).
Average UV index
Dearborn, MI
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover
Dearborn, MI
The month with the most cloud cover is January (Cloud cover 67).
The month with the least cloud cover is July (Cloud cover 27).
Average visibility
Dearborn, MI
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Dearborn, Michigan, USA
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