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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, like December, in Wheaton, Maryland, is an icy winter month, with an average temperature fluctuating between 26.2°F (-3.2°C) and 39°F (3.9°C). January, with average temperatures reaching a high of 39°F (3.9°C) and a low of 26.2°F (-3.2°C), is the coldest month. Weather in January »
Weather in February
February, the last month of the winter in Wheaton, is a frosty month, with an average temperature varying between 28.8°F (-1.8°C) and 43.9°F (6.6°C). As February takes hold, the average high-temperature is a chilly 43.9°F (6.6°C), nearly mirroring that of the previous month. Weather in February »
Weather in March
March, the first month of the spring in Wheaton, is a cool month, with an average temperature varying between 52°F (11.1°C) and 36.1°F (2.3°C). Wheaton's transition into March is noticed by a slight rise in the average high-temperature, advancing from a chilly 43.9°F (6.6°C) in February to a cool 52°F (11.1°C). Weather in March »
Weather in April
April in Wheaton, Maryland, is a comfortable spring month, with an average temperature fluctuating between 64.2°F (17.9°C) and 46°F (7.8°C). April's onset is marked by a temperature increase, moving from a fresh 52°F (11.1°C) in March to an enjoyable 64.2°F (17.9°C). Weather in April »
Weather in May
May, the last month of the spring in Wheaton, is a moderately hot month, with an average temperature varying between 73.9°F (23.3°C) and 55.8°F (13.2°C). The start of May brings a rise in the average high-temperature, moving from a refreshing 64.2°F (17.9°C) in April to a warm 73.9°F (23.3°C). Weather in May »
Weather in June
June, the first month of the summer in Wheaton, is also a moderately hot month, with temperature in the range of an average low of 63.9°F (17.7°C) and an average high of 81.7°F (27.6°C). A slight uplift of average high-temperatures is noted in June, with temperatures adjusting from a moderately hot 73.9°F (23.3°C) in May to a still warm 81.7°F (27.6°C). Weather in June »
Weather in July
July in Wheaton, Maryland, is a tropical summer month, with an average temperature ranging between min 68.7°F (20.4°C) and max 87.3°F (30.7°C). Wheaton witnesses the warmest weather in July, with temperatures averaging a high of 87.3°F (30.7°C) and a low of 68.7°F (20.4°C). In July, the average heat index is computed to be a torrid 98.6°F (37°C). Weather in July »
Weather in August
The last month of the summer, August, is another warm month in Wheaton, Maryland, with temperature in the range of an average high of 84.9°F (29.4°C) and an average low of 67.6°F (19.8°C). The shift from July to August is characterized by an average high-temperature of a moderately hot 84.9°F (29.4°C), not significantly different from the 87.3°F (30.7°C) of July. Weather in August »
Weather in September
The first month of the autumn, September, is still a warm month in Wheaton, Maryland, with an average temperature varying between 60.8°F (16°C) and 78.1°F (25.6°C). Wheaton's transition into September involves a gentle shift in temperature, receding from a moderately hot 84.9°F (29.4°C) in August to a still warm 78.1°F (25.6°C). Weather in September »
Weather in October
October, the same as September, is another refreshing autumn month in Wheaton, Maryland, with temperature in the range of an average high of 65.8°F (18.8°C) and an average low of 50.2°F (10.1°C). The arrival of October signals a shift in temperature, down from a moderately hot 78.1°F (25.6°C) in September to an enjoyable 65.8°F (18.8°C). Weather in October »
Weather in November
The last month of the autumn, November, is also a fresh month in Wheaton, Maryland, with an average temperature varying between 38.8°F (3.8°C) and 53.4°F (11.9°C). The decrease of average high-temperatures is mild in November, with a decline from a refreshing 65.8°F (18.8°C) in October to a cool 53.4°F (11.9°C). Weather in November »
Weather in December
December, the first month of the winter in Wheaton, is still a chilly month, with temperature in the range of an average low of 32.9°F (0.5°C) and an average high of 45.3°F (7.4°C). December is characterized by a slight reduction in average high-temperature, easing from a cool 53.4°F (11.9°C) in November to a frosty 45.3°F (7.4°C). Weather in December »
[Resources]Frequently asked questions
What is the coldest month in Wheaton?
Wheaton's January weather reaches an average high of 39°F (3.9°C) and an average low of 26.2°F (-3.2°C), making it the coldest month.
What is the driest month in Wheaton?
January is the month with the least rainfall in Wheaton, Maryland. Rain falls for 9.3 days and accumulates 2.17" (55mm) of precipitation.
How much does it rain in Wheaton?
Throughout the year, in Wheaton, Maryland, there are 160.9 rainfall days, and 32.99" (838mm) of precipitation is accumulated.
When does it snow in Wheaton?
Months with snowfall in Wheaton are January through April, November and December.
What is the snowiest month in Wheaton?
The months with the most snowfall in Wheaton are January and March, with an average 3.03" (77mm) of accumulated snow.
How many days does it snow in Wheaton?
Throughout the year, there are 17.1 snowfall days, and 10.2" (259mm) of snow is accumulated.
When is the lowest UV index in Wheaton?
January, November and December, with an average maximum UV index of 2, are months with the lowest UV index.
What is the month with the least sunshine in Wheaton?
February has the least sunshine of the year, with an average of 5h of sunshine.
When is Daylight Saving Time (DST) in Wheaton?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Wheaton, Maryland, 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 most humid month in Wheaton?
The months with the highest humidity are May, October and December, with an average relative humidity of 76%.
When it does not snow in Wheaton?
In Wheaton, snow does not fall in May through October.
What are the months with the highest UV index in Wheaton?
May through August, with an average maximum UV index of 6, are months with the highest UV index in Wheaton.
When are the longest days in Wheaton?
The month with the longest days is June, with an average of 14h and 54min of daylight.
What is the hottest time of year in Wheaton?
July, with an average high of 87.3°F (30.7°C) and a low of 68.7°F (20.4°C), signifies the warmest month of the year in Wheaton, Maryland.
What is the least humid month in Wheaton?
The least humid month is July, with an average relative humidity of 70%.
What month has the most sunshine in Wheaton?
The month with the most sunshine in Wheaton, Maryland, is July, with an average of 10.8h of sunshine.
What is the wettest month in Wheaton?
August is the month with the most rainfall in Wheaton. Rain falls for 17.1 days and accumulates 4.13" (105mm) of precipitation.
What is the month with the shortest days in Wheaton?
With an average of 9h and 30min of daylight, December has the shortest days of the year in Wheaton.
Average temperature
Wheaton, MD
The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is January (39°F).
The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (26.2°F).
Average pressure
Wheaton, MD
- Average pressure in January:
30.11"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:
29.95"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 (29.95"Hg).
Average wind speed
Wheaton, MD
- Average wind speed in January:
7.8mph - Average wind speed in February:
7.9mph - Average wind speed in March:
8.1mph - Average wind speed in April:
8mph - Average wind speed in May:
6.5mph - Average wind speed in June:
6mph
- Average wind speed in July:
5.2mph - Average wind speed in August:
5.1mph - Average wind speed in September:
5.7mph - Average wind speed in October:
6.6mph - Average wind speed in November:
7mph - Average wind speed in December:
7.1mph
The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).
Average humidity
Wheaton, MD
The months with the highest relative humidity are May, October and December (76%).
The month with the lowest relative humidity is July (70%).
Average rainfall
Wheaton, MD
- Average rainfall in January:
2.17" - Average rainfall in February:
2.2" - Average rainfall in March:
2.44" - Average rainfall in April:
2.87" - Average rainfall in May:
3.23" - Average rainfall in June:
2.68"
- Average rainfall in July:
3.23" - Average rainfall in August:
4.13" - Average rainfall in September:
2.24" - Average rainfall in October:
2.6" - Average rainfall in November:
2.44" - Average rainfall in December:
2.76"
The wettest month (with the highest rainfall) is August (4.13").
The driest month (with the least rainfall) is January (2.17").
Average rainfall days
Wheaton, MD
- Average rainfall days in January:
9.3 days - Average rainfall days in February:
9.5 days - Average rainfall days in March:
13.8 days - Average rainfall days in April:
16.3 days - Average rainfall days in May:
17.8 days - Average rainfall days in June:
15.6 days
- Average rainfall days in July:
17.5 days - Average rainfall days in August:
17.1 days - Average rainfall days in September:
12.5 days - Average rainfall days in October:
12.5 days - Average rainfall days in November:
8.8 days - Average rainfall days in December:
10.2 days
The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is November (8.8 days).
Average snowfall
Wheaton, MD
The months with the highest snowfall are January and March (3.03").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days
Wheaton, MD
- Average snowfall days in January:
5.1 days - Average snowfall days in February:
5.1 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 months with the highest number of snowfall days are January and February (5.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Wheaton, MD
- Average daylight in January:
9h and 5min - Average daylight in February:
10h and 5min - 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 1min - 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 0min - Average sunshine in March:
6h and 5min - Average sunshine in April:
8h and 5min - Average sunshine in May:
8h and 5min - Average sunshine in June:
10h and 1min
- Average sunshine in July:
10h and 5min - Average sunshine in August:
10h and 1min - Average sunshine in September:
8h and 5min - Average sunshine in October:
5h and 4min - Average sunshine in November:
5h and 4min - Average sunshine in December:
5h and 1min
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 0min).
Average sunshine days
Wheaton, MD
- Average sunshine days in January:
18.1 days - Average sunshine days in February:
14.6 days - Average sunshine days in March:
14 days - Average sunshine days in April:
11.9 days - Average sunshine days in May:
11 days - Average sunshine days in June:
13 days
- Average sunshine days in July:
11 days - Average sunshine days in August:
12.3 days - Average sunshine days in September:
15.6 days - Average sunshine days in October:
16.5 days - Average sunshine days in November:
19.4 days - Average sunshine days in December:
17.5 days
The month with the most sunshine days is November (19.4 days).
The months with the least sunshine days are May and July (11 days).
Average UV index
Wheaton, 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, November and December (UV index 2).
Average cloud cover
Wheaton, MD
The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility
Wheaton, MD
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).
Wheaton, Maryland, USA
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