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Contents
- 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
Weather in January
January, the same as December, in Riverdale, Michigan, is another subzero cold winter month, with an average temperature ranging between min 16.2°F (-8.8°C) and max 26.8°F (-2.9°C). The month of January sees the lowest average temperatures, reaching 26.8°F (-2.9°C) at the peak and 16.2°F (-8.8°C) at the low. Weather in January »
Weather in February
February, the last month of the winter in Riverdale, is another freezing cold month, with an average temperature ranging between max 29.5°F (-1.4°C) and min 17.4°F (-8.1°C). In February, Riverdale experiences a minor shift in meteorological conditions with average high-temperatures marked at a still freezing cold 29.5°F (-1.4°C), closely mirroring the climate in January. Weather in February »
Weather in March
March, the first month of the spring in Riverdale, is a wintry month, with temperature in the range of an average low of 26.4°F (-3.1°C) and an average high of 40.8°F (4.9°C). The arrival of March brings an increase in high-temperatures, moving from a subzero cold 29.5°F (-1.4°C) in February to a wintry 40.8°F (4.9°C). Weather in March »
Weather in April
April in Riverdale, Michigan, is a cool spring month, with temperature in the range of an average low of 36.3°F (2.4°C) and an average high of 52.9°F (11.6°C). The start of April brings a rise in the average high-temperature, moving from a wintry 40.8°F (4.9°C) in March to a fresh 52.9°F (11.6°C). Weather in April »
Weather in May
The last month of the spring, May, is a refreshing month in Riverdale, Michigan, with temperature in the range of an average high of 65.8°F (18.8°C) and an average low of 47.7°F (8.7°C). May's arrival coincides with a rise in the average high-temperature, moving from April's cool 52.9°F (11.6°C) to a refreshing 65.8°F (18.8°C). Weather in May »
Weather in June
The first month of the summer, June, is a warm month in Riverdale, Michigan, with an average temperature ranging between min 55.4°F (13°C) and max 73.9°F (23.3°C). June's arrival coincides with a marginal rise in the average high-temperature, moving from May's refreshing 65.8°F (18.8°C) to a warm 73.9°F (23.3°C). Weather in June »
Weather in July
July, like June, in Riverdale, Michigan, is another warm summer month, with temperature in the range of an average high of 79.3°F (26.3°C) and an average low of 60.4°F (15.8°C). July, with its high-temperature average of 79.3°F (26.3°C) and a low-temperature average of 60.4°F (15.8°C), is the warmest month. Weather in July »
Weather in August
August, the last month of the summer in Riverdale, is also a moderately hot month, with an average temperature ranging between min 59.2°F (15.1°C) and max 77.5°F (25.3°C). Riverdale's weather in August indicates an average high-temperature of a still warm 77.5°F (25.3°C), nearly consistent with the 79.3°F (26.3°C) of July. Weather in August »
Weather in September
The first month of the autumn, September, is also an agreeable month in Riverdale, Michigan, with an average temperature varying between 52.3°F (11.3°C) and 71.1°F (21.7°C). September's arrival subtly correlates with a reduction in the average high-temperature, down from a warm 77.5°F (25.3°C) in August to a pleasant 71.1°F (21.7°C). Weather in September »
Weather in October
October, like September, is a moderate autumn month in Riverdale, Michigan, with an average temperature ranging between min 43.2°F (6.2°C) and max 58.1°F (14.5°C). A moderate decline in the average high-temperature is seen during October, decreasing from an agreeable 71.1°F (21.7°C) in September to a moderate 58.1°F (14.5°C). Weather in October »
Weather in November
November, the last month of the autumn in Riverdale, is also a frosty month, with an average temperature ranging between max 43.9°F (6.6°C) and min 32.4°F (0.2°C). Riverdale observes a minor decrease in the average high-temperature with the arrival of November, falling from October's mild 58.1°F (14.5°C) to a frosty 43.9°F (6.6°C). Weather in November »
Weather in December
December, the first month of the winter in Riverdale, is also an icy month, with an average temperature fluctuating between 32.9°F (0.5°C) and 23.9°F (-4.5°C). In December, the average high-temperature decreases from a chilly 43.9°F (6.6°C) in November to a cold 32.9°F (0.5°C). Weather in December »
Updated: Jul 25, 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 is the coldest time of year?
January, characterized by an average high temperature of 26.8°F (-2.9°C) and a low temperature of 16.2°F (-8.8°C), is generally the coldest month in Riverdale.
What is the most humid month?
The most humid month is January, with an average relative humidity of 88%.
How many days does it rain?
Throughout the year, there are 141.3 rainfall days, and 22.48" (571mm) of precipitation is accumulated.
When does it snow?
Months with snowfall are January through April, October through December.
What is the snowiest month?
January is the month with the most snowfall in Riverdale. Snow falls for 18 days and accumulates 5.91" (150mm) of snow.
How much does it snow?
In Riverdale, during the entire year, snow falls for 65.5 days and aggregates up to 19.65" (499mm) of snow.
What is the month with the least sunshine?
With an average of 2.7h of sunshine, January has the least sunshine of the year.
What are the months with the lowest UV index?
January, November and December, with an average maximum UV index of 1, are months with the lowest UV index.
What is the driest month?
February is the month with the least rainfall. Rain falls for 5.3 days and accumulates 1.26" (32mm) of precipitation.
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 least humid month?
The least humid month is April, with an average relative humidity of 75%.
What is the rainiest month?
May is the month with the most rainfall. Rain falls for 15.9 days and accumulates 3.03" (77mm) of precipitation.
When it does not snow?
May through September are months without snowfall in Riverdale.
When is the highest UV index?
The months with the highest UV index are May through August, with an average maximum UV index of 5.
When are the longest days?
June has the longest days of the year, with an average of 15h and 24min of daylight.
What month is the hottest?
In Riverdale, the average highest temperatures are observed in July, with a high of 79.3°F (26.3°C) and a low of 60.4°F (15.8°C).
What month has the most sunshine?
The month with the most sunshine is July, with an average of 10.4h of sunshine.
What is the month with the shortest days?
With an average of 9h and 0min of daylight, December has the shortest days of the year.
Average temperature
Riverdale, MI
The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (26.8°F).
The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (16.2°F).
Average pressure
Riverdale, MI
- Average pressure in January:
30.06"Hg - Average pressure in February:
30.06"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:
29.92"Hg
- Average pressure in July:
29.95"Hg - Average pressure in August:
29.96"Hg - Average pressure in September:
30.03"Hg - Average pressure in October:
29.99"Hg - Average pressure in November:
30.07"Hg - Average pressure in December:
30.06"Hg
The month with the highest atmospheric pressure is March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed
Riverdale, MI
- Average wind speed in January:
9.5mph - Average wind speed in February:
9.8mph - Average wind speed in March:
9.4mph - Average wind speed in April:
9.9mph - Average wind speed in May:
8.5mph - Average wind speed in June:
7.5mph
- Average wind speed in July:
6.6mph - Average wind speed in August:
6.8mph - Average wind speed in September:
7.3mph - Average wind speed in October:
8.9mph - Average wind speed in November:
9.4mph - Average wind speed in December:
9.4mph
The windiest month (with the highest average wind speed) is April (9.9mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).
Average humidity
Riverdale, MI
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is April (75%).
Average rainfall
Riverdale, MI
- Average rainfall in January:
1.65" - Average rainfall in February:
1.26" - Average rainfall in March:
1.38" - Average rainfall in April:
2.44" - Average rainfall in May:
3.03" - Average rainfall in June:
2.28"
- Average rainfall in July:
1.81" - Average rainfall in August:
1.93" - Average rainfall in September:
1.46" - Average rainfall in October:
2.56" - Average rainfall in November:
1.3" - Average rainfall in December:
1.38"
The wettest month (with the highest rainfall) is May (3.03").
The driest month (with the least rainfall) is February (1.26").
Average rainfall days
Riverdale, MI
- Average rainfall days in January:
6.9 days - Average rainfall days in February:
5.3 days - Average rainfall days in March:
10.5 days - Average rainfall days in April:
14.5 days - Average rainfall days in May:
15.9 days - Average rainfall days in June:
15.3 days
- Average rainfall days in July:
14.9 days - Average rainfall days in August:
13.8 days - Average rainfall days in September:
11.6 days - Average rainfall days in October:
15.3 days - Average rainfall days in November:
9.3 days - Average rainfall days in December:
8 days
The month with the highest number of rainy days is May (15.9 days).
The month with the least rainy days is February (5.3 days).
Average snowfall
Riverdale, MI
The month with the highest snowfall is January (5.91").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Riverdale, MI
- Average snowfall days in January:
18 days - Average snowfall days in February:
14.3 days - Average snowfall days in March:
8 days - Average snowfall days in April:
3.3 days - Average snowfall days in May:
0.2 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:
0.3 days - Average snowfall days in November:
6.9 days - Average snowfall days in December:
14.5 days
The month with the highest number of snowfall days is January (18 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Riverdale, MI
- Average daylight in January:
9h and 2min - Average daylight in February:
10h and 3min - 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 2min
- Average daylight in July:
15h and 0min - 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 4min - Average daylight in December:
9h and 0min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in January:
2h and 4min - Average sunshine in February:
3h and 4min - Average sunshine in March:
5h and 3min - Average sunshine in April:
7h and 0min - Average sunshine in May:
8h and 4min - Average sunshine in June:
9h and 4min
- Average sunshine in July:
10h and 2min - Average sunshine in August:
9h and 4min - Average sunshine in September:
8h and 1min - Average sunshine in October:
5h and 2min - Average sunshine in November:
4h and 2min - Average sunshine in December:
3h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 2h and 42min).
Average sunshine days
Riverdale, MI
- Average sunshine days in January:
10.3 days - Average sunshine days in February:
10.6 days - Average sunshine days in March:
13.9 days - Average sunshine days in April:
12.3 days - Average sunshine days in May:
12.6 days - Average sunshine days in June:
12.4 days
- Average sunshine days in July:
13.7 days - Average sunshine days in August:
13.7 days - Average sunshine days in September:
15.8 days - Average sunshine days in October:
13.2 days - Average sunshine days in November:
14.2 days - Average sunshine days in December:
11.5 days
The month with the most sunshine days is September (15.8 days).
The month with the least sunshine days is January (10.3 days).
Average UV index
Riverdale, MI
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover
Riverdale, MI
The month with the most cloud cover is January (Cloud cover 71).
The month with the least cloud cover is July (Cloud cover 30).
Average visibility
Riverdale, MI
The months with the highest visibility are March, April, May, June, July, August, October and November (6mi).
The months with the lowest visibility are January, February, September and December (5mi).
Riverdale, Michigan, USA
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