Expand
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, is an icy winter month in Dayton, Maryland, with an average temperature fluctuating between 38.1°F (3.4°C) and 26.1°F (-3.3°C). Dayton's coldest month, January, generally records average temperatures ranging from a high of 38.1°F (3.4°C) to a low of 26.1°F (-3.3°C). Weather in January »
Weather in February
The last month of the winter, February, is also an icy month in Dayton, Maryland, with an average temperature fluctuating between 42.4°F (5.8°C) and 28.6°F (-1.9°C). Dayton's February showcases an average high-temperature of a still icy 42.4°F (5.8°C), hardly distinct from January's 38.1°F (3.4°C). Weather in February »
Weather in March
The first month of the spring, March, is a fresh month in Dayton, Maryland, with an average temperature ranging between min 35.8°F (2.1°C) and max 51.1°F (10.6°C). The shift into March is marked by a modest rise in the average high-temperature, moving from February's cold 42.4°F (5.8°C) to a fresh 51.1°F (10.6°C). Weather in March »
Weather in April
April in Dayton, Maryland, is a comfortable spring month, with an average temperature fluctuating between 63.1°F (17.3°C) and 45.9°F (7.7°C). April's onset brings a temperature rise, moving from a fresh 51.1°F (10.6°C) in March to a comfortable 63.1°F (17.3°C). Weather in April »
Weather in May
The last month of the spring, May, is a pleasant month in Dayton, Maryland, with an average temperature varying between 72.7°F (22.6°C) and 55.4°F (13°C). As May begins, there is an increase in the average high-temperature, moving from a comfortable 63.1°F (17.3°C) in April to an agreeable 72.7°F (22.6°C). Weather in May »
Weather in June
The first month of the summer, June, is a warm month in Dayton, Maryland, with an average temperature ranging between min 64°F (17.8°C) and max 80.6°F (27°C). In June, the meteorological conditions subtly change with the average high-temperature edging from a pleasant 72.7°F (22.6°C) in May to a warm 80.6°F (27°C). Weather in June »
Weather in July
July, the same as June, is a moderately hot summer month in Dayton, Maryland, with an average temperature ranging between min 68.9°F (20.5°C) and max 85.8°F (29.9°C). July is the month when Dayton experiences its warmest temperatures, averaging a high of 85.8°F (29.9°C) and a low of 68.9°F (20.5°C). Throughout July, the heat index is computed to be a sweltering 95°F (35°C). Weather in July »
Weather in August
August, the last month of the summer in Dayton, is also a moderately hot month, with temperature in the range of an average low of 67.3°F (19.6°C) and an average high of 83.8°F (28.8°C). August's commencement is accompanied by an average high-temperature of a still moderately hot 83.8°F (28.8°C), diverging marginally from July's 85.8°F (29.9°C). Weather in August »
Weather in September
The first month of the autumn, September, is also a moderately hot month in Dayton, Maryland, with temperature in the range of an average low of 60.6°F (15.9°C) and an average high of 77°F (25°C). As Dayton enters September, the average high-temperature subtly lowers from the a moderately hot 83.8°F (28.8°C) of August to a still warm 77°F (25°C). Weather in September »
Weather in October
October, like September, in Dayton, Maryland, is another comfortable autumn month, with an average temperature ranging between max 65.1°F (18.4°C) and min 50.2°F (10.1°C). The onset of October entails a temperature shift, as the average high-temperature decreases from a warm 77°F (25°C) in September to an enjoyable 65.1°F (18.4°C). Weather in October »
Weather in November
The last month of the autumn, November, is another cool month in Dayton, Maryland, with an average temperature fluctuating between 38.8°F (3.8°C) and 53.1°F (11.7°C). A shift in Dayton's weather is observed as October turns into November, with the average high temperature reducing from a comfortable 65.1°F (18.4°C) to a fresh 53.1°F (11.7°C). Weather in November »
Weather in December
The first month of the winter, December, is still a chilly month in Dayton, Maryland, with an average temperature fluctuating between 44.2°F (6.8°C) and 32.9°F (0.5°C). Transitioning from November to December involves a subtle drop in average high-temperatures, descending from a fresh 53.1°F (11.7°C) to a frosty 44.2°F (6.8°C). Weather in December »
Updated: Aug 19, 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 part of the year is the coldest?
In Dayton, the average lowest temperatures are observed in January, with a high of 38.1°F (3.4°C) and a low of 26.1°F (-3.3°C).
What is the driest month?
January is the month with the least rainfall in Dayton. Rain falls for 8.4 days and accumulates 1.85" (47mm) of precipitation.
How much does it rain in Dayton?
Throughout the year, there are 159.3 rainfall days, and 30.31" (770mm) of precipitation is accumulated.
When does it snow?
January through March, November and December are months with snowfall in Dayton.
How much does it snow?
Throughout the year, there are 15.9 snowfall days, and 8.7" (221mm) of snow is accumulated.
What are the months with the least sunshine?
The months with the least sunshine in Dayton are January and February, with an average of 5.1h of sunshine.
What are the months with the lowest UV index?
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.
When does it snow the most?
The month with the most snowfall is March, when snow falls for 3.3 days and typically aggregates up to 3.03" (77mm) 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 least humid month?
The months with the lowest humidity in Dayton are April and July, with an average relative humidity of 72%.
When it does not snow?
April through October are months without snowfall.
What is the most humid month?
May and October, with an average relative humidity of 77%, are most humid months.
When is the highest UV index?
The months with the highest UV index are May through August, with an average maximum UV index of 6.
When are the longest days?
With an average of 14h and 54min of daylight, June has the longest days of the year.
What time of the year is the hottest in Dayton?
July brings the highest temperatures, with an average high of 85.8°F (29.9°C) and an average low of 68.9°F (20.5°C).
What month has the most sunshine?
With an average of 10.8h of sunshine, July has the most sunshine of the year.
What is the rainiest month?
The month with the most rainfall is August, when the rain falls for 17.1 days and typically aggregates up to 4.06" (103mm) of precipitation.
What is the month with the shortest days?
The month with the shortest days is December, with an average of 9h and 30min of daylight.
Average temperature
Dayton, MD
The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (38.1°F).
The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).
Average pressure
Dayton, MD
- Average pressure in January:
30.1"Hg - Average pressure in February:
30.07"Hg - Average pressure in March:
30.08"Hg - Average pressure in April:
29.99"Hg - Average pressure in May:
30.01"Hg - Average pressure in June:
29.94"Hg
- Average pressure in July:
29.97"Hg - Average pressure in August:
29.99"Hg - Average pressure in September:
30.05"Hg - Average pressure in October:
30.04"Hg - Average pressure in November:
30.14"Hg - Average pressure in December:
30.11"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed
Dayton, MD
- Average wind speed in January:
8.5mph - Average wind speed in February:
8.5mph - Average wind speed in March:
8.6mph - Average wind speed in April:
8.5mph - Average wind speed in May:
6.8mph - Average wind speed in June:
6.3mph
- Average wind speed in July:
5.4mph - Average wind speed in August:
5.3mph - Average wind speed in September:
6.1mph - Average wind speed in October:
7.1mph - Average wind speed in November:
7.5mph - Average wind speed in December:
7.8mph
The windiest month (with the highest average wind speed) is March (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity
Dayton, MD
The months with the highest relative humidity are May and October (77%).
The months with the lowest relative humidity are April and July (72%).
Average rainfall
Dayton, MD
- Average rainfall in January:
1.85" - Average rainfall in February:
1.97" - Average rainfall in March:
2.2" - Average rainfall in April:
2.36" - Average rainfall in May:
3.15" - Average rainfall in June:
2.6"
- Average rainfall in July:
3.31" - Average rainfall in August:
4.06" - Average rainfall in September:
2.17" - Average rainfall in October:
2.24" - Average rainfall in November:
2.17" - Average rainfall in December:
2.24"
The wettest month (with the highest rainfall) is August (4.06").
The driest month (with the least rainfall) is January (1.85").
Average rainfall days
Dayton, MD
- Average rainfall days in January:
8.4 days - Average rainfall days in February:
9.5 days - Average rainfall days in March:
13 days - Average rainfall days in April:
15.3 days - Average rainfall days in May:
18 days - Average rainfall days in June:
15.5 days
- Average rainfall days in July:
17.3 days - Average rainfall days in August:
17.1 days - Average rainfall days in September:
13.3 days - Average rainfall days in October:
12.4 days - Average rainfall days in November:
9.3 days - Average rainfall days in December:
10.2 days
The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is January (8.4 days).
Average snowfall
Dayton, MD
The month with the highest snowfall is March (3.03").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days
Dayton, MD
- Average snowfall days in January:
4.4 days - Average snowfall days in February:
4.6 days - Average snowfall days in March:
3.3 days - Average snowfall days in April:
0.2 days - Average snowfall days in May:
0 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 days - Average snowfall days in November:
0.5 days - Average snowfall days in December:
2.9 days
The month with the highest number of snowfall days is February (4.6 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Dayton, MD
- Average daylight in January:
9h and 5min - 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 2min - Average daylight in June:
14h and 5min
- Average daylight in July:
14h and 4min - Average daylight in August:
13h and 4min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 1min - Average daylight in November:
10h and 0min - Average daylight in December:
9h and 3min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in January:
5h and 1min - Average sunshine in February:
5h and 1min - Average sunshine in March:
6h and 5min - Average sunshine in April:
8h and 4min - Average sunshine in May:
8h and 5min - Average sunshine in June:
10h and 2min
- Average sunshine in July:
10h and 5min - Average sunshine in August:
10h and 2min - Average sunshine in September:
9h and 1min - Average sunshine in October:
5h and 4min - Average sunshine in November:
5h and 5min - Average sunshine in December:
5h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The months with the least sunshine are January and February (Average sunshine: 5h and 6min).
Average sunshine days
Dayton, MD
- Average sunshine days in January:
18.2 days - Average sunshine days in February:
15.1 days - Average sunshine days in March:
15.1 days - Average sunshine days in April:
13.6 days - Average sunshine days in May:
11 days - Average sunshine days in June:
12.3 days
- Average sunshine days in July:
11.1 days - Average sunshine days in August:
12 days - Average sunshine days in September:
14.3 days - Average sunshine days in October:
16.5 days - Average sunshine days in November:
19.6 days - Average sunshine days in December:
17.9 days
The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is May (11 days).
Average UV index
Dayton, MD
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover
Dayton, MD
The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 29).
Average visibility
Dayton, MD
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).
Dayton, Maryland, USA
Weather forecast for your location
1. Click Locate me button
2. Allow the app to use your location
2. Allow the app to use your location