Climate and monthly weather forecastEwell, MD
Climate and monthly weather forecast
Weather in January
January, the same as December, is an icy winter month in Ewell, Maryland, with an average temperature varying between 42.4°F (5.8°C) and 33.3°F (0.7°C). Temperature readings reach their annual highs in January, averaging 42.4°F (5.8°C) and a minimum average of 33.3°F (0.7°C). Weather in January »Weather in February
The last month of the winter, February, is a frosty month in Ewell, Maryland, with temperature in the range of an average high of 44.4°F (6.9°C) and an average low of 35.2°F (1.8°C). Ewell observes an average high-temperature of a frosty 44.4°F (6.9°C) in February, barely different from 42.4°F (5.8°C) in January. Weather in February »Weather in March
March, the first month of the spring in Ewell, is also a frosty month, with an average temperature varying between 49.6°F (9.8°C) and 40.6°F (4.8°C). Ewell experiences an average high-temperature of a still chilly 49.6°F (9.8°C) with the onset of March, subtly varied from February's 44.4°F (6.9°C). Weather in March »Weather in April
April in Ewell, Maryland, is a moderate spring month, with an average temperature varying between 59.7°F (15.4°C) and 50.9°F (10.5°C). Ewell's April weather shows an increase in high-temperatures, moving from March's frosty 49.6°F (9.8°C) to a refreshing 59.7°F (15.4°C). Weather in April »Weather in May
The last month of the spring, May, is an agreeable month in Ewell, Maryland, with an average temperature ranging between min 60.4°F (15.8°C) and max 69.1°F (20.6°C). With the onset of May, Ewell's weather sees a temperature rise, transitioning from a mild 59.7°F (15.4°C) in April to an agreeable 69.1°F (20.6°C). Weather in May »Weather in June
The first month of the summer, June, is a warm month in Ewell, Maryland, with an average temperature ranging between min 69.4°F (20.8°C) and max 77.9°F (25.5°C). June's onset brings a subtle temperature rise, moving from a pleasant 69.1°F (20.6°C) in May to a moderately hot 77.9°F (25.5°C). Weather in June »Weather in July
July, like June, in Ewell, Maryland, is a moderately hot summer month, with an average temperature fluctuating between 82.9°F (28.3°C) and 74.7°F (23.7°C). July brings the highest temperatures, with an average high of 82.9°F (28.3°C) and an average low of 74.7°F (23.7°C). Throughout July, the heat index is appraised at a hot 89.6°F (32°C). Weather in July »Weather in August
August, the last month of the summer in Ewell, is also a moderately hot month, with an average temperature varying between 81.9°F (27.7°C) and 74.1°F (23.4°C). The start of August marks an average high-temperature of a still warm 81.9°F (27.7°C), hardly distinguishable from the conditions in July. Weather in August »Weather in September
The first month of the autumn, September, is still a warm month in Ewell, Maryland, with an average temperature varying between 68.9°F (20.5°C) and 76.3°F (24.6°C). As August makes way for September, Ewell's average high-temperature eases from a moderately hot 81.9°F (27.7°C) to a still warm 76.3°F (24.6°C). Weather in September »Weather in October
October, the same as September, is another comfortable autumn month in Ewell, Maryland, with an average temperature varying between 66.7°F (19.3°C) and 58.8°F (14.9°C). The arrival of October corresponds with a shift in temperature, down from a moderately hot 76.3°F (24.6°C) in September to a refreshing 66.7°F (19.3°C). Weather in October »Weather in November
The last month of the autumn, November, is another mild month in Ewell, Maryland, with an average temperature fluctuating between 55.6°F (13.1°C) and 47.3°F (8.5°C). The onset of November comes with a shift in the average high-temperature, falling from an enjoyable 66.7°F (19.3°C) in October to a mild 55.6°F (13.1°C). Weather in November »Weather in December
December, the first month of the winter in Ewell, is also a frosty month, with an average temperature fluctuating between 39.9°F (4.4°C) and 48.2°F (9°C). The onset of December aligns with a soft reduction in the average high-temperature, gently falling from a moderate 55.6°F (13.1°C) in November to a frosty 48.2°F (9°C). Weather in December »Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Ewell, MD
The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (42.4°F).
The month with the highest average low temperature is July (74.7°F).
The coldest month (with the lowest average low temperature) is January (33.3°F).
Average pressure
Ewell, 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:
30.01"Hg - Average pressure in May:
30.02"Hg - Average pressure in June:
29.95"Hg
- Average pressure in July:
29.97"Hg - Average pressure in August:
29.99"Hg - Average pressure in September:
30.04"Hg - Average pressure in October:
30.03"Hg - Average pressure in November:
30.13"Hg - Average pressure in December:
30.11"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed
Ewell, MD
- Average wind speed in January:
12.1mph - Average wind speed in February:
11.9mph - Average wind speed in March:
11.9mph - Average wind speed in April:
11.9mph - Average wind speed in May:
10.4mph - Average wind speed in June:
9.6mph
- Average wind speed in July:
8.8mph - Average wind speed in August:
8.7mph - Average wind speed in September:
10mph - Average wind speed in October:
11.3mph - Average wind speed in November:
11.7mph - Average wind speed in December:
11.4mph
The windiest month (with the highest average wind speed) is January (12.1mph).
The calmest month (with the lowest average wind speed) is August (8.7mph).
Average humidity
Ewell, MD
The month with the highest relative humidity is May (80%).
The months with the lowest relative humidity are January and November (74%).
Average rainfall
Ewell, MD
- Average rainfall in January:
1.93" - Average rainfall in February:
2.2" - Average rainfall in March:
2.36" - Average rainfall in April:
2.4" - Average rainfall in May:
2.44" - Average rainfall in June:
2.91"
- Average rainfall in July:
3.54" - Average rainfall in August:
4.17" - Average rainfall in September:
2.72" - Average rainfall in October:
3.31" - Average rainfall in November:
2.32" - Average rainfall in December:
2.4"
The wettest month (with the highest rainfall) is August (4.17").
The driest month (with the least rainfall) is January (1.93").
Average rainfall days
Ewell, MD
- Average rainfall days in January:
9.3 days - Average rainfall days in February:
10.3 days - Average rainfall days in March:
13.9 days - Average rainfall days in April:
13.3 days - Average rainfall days in May:
16.2 days - Average rainfall days in June:
14.6 days
- Average rainfall days in July:
18.1 days - Average rainfall days in August:
17.4 days - Average rainfall days in September:
14.2 days - Average rainfall days in October:
11.2 days - Average rainfall days in November:
9.6 days - Average rainfall days in December:
10.6 days
The month with the highest number of rainy days is July (18.1 days).
The month with the least rainy days is January (9.3 days).
Average snowfall
Ewell, MD
The month with the highest snowfall is January (0.79").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days
Ewell, MD
- Average snowfall days in January:
1.9 days - Average snowfall days in February:
1.8 days - Average snowfall days in March:
0.8 days - Average snowfall days in April:
0.1 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:
0.1 days - Average snowfall days in December:
0.9 days
The month with the highest number of snowfall days is January (1.9 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Ewell, MD
- Average daylight in January:
9h and 54min - Average daylight in February:
10h and 48min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 12min - Average daylight in May:
14h and 12min - Average daylight in June:
14h and 48min
- Average daylight in July:
14h and 30min - Average daylight in August:
13h and 36min - Average daylight in September:
12h and 24min - Average daylight in October:
11h and 12min - Average daylight in November:
10h and 6min - Average daylight in December:
9h and 36min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in January:
5h and 30min - Average sunshine in February:
5h and 6min - Average sunshine in March:
6h and 54min - Average sunshine in April:
9h and 6min - Average sunshine in May:
9h and 30min - Average sunshine in June:
10h and 30min
- Average sunshine in July:
10h and 48min - Average sunshine in August:
10h and 30min - Average sunshine in September:
9h and 18min - Average sunshine in October:
5h and 48min - Average sunshine in November:
5h and 42min - Average sunshine in December:
5h and 12min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).
Average sunshine days
Ewell, MD
- Average sunshine days in January:
18.2 days - Average sunshine days in February:
15.6 days - Average sunshine days in March:
15.5 days - Average sunshine days in April:
15.3 days - Average sunshine days in May:
13.1 days - Average sunshine days in June:
12.9 days
- Average sunshine days in July:
11.3 days - Average sunshine days in August:
11.2 days - Average sunshine days in September:
13.5 days - Average sunshine days in October:
17.7 days - Average sunshine days in November:
18.5 days - Average sunshine days in December:
17.8 days
The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is August (11.2 days).
Average UV index
Ewell, MD
The month with the highest UV index is August (UV index 7).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover
Ewell, MD
The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 27).
Average visibility
Ewell, 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).





