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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 Chevy Chase, Maryland, is a wintry winter month, with temperature in the range of an average high of 39.9°F (4.4°C) and an average low of 27°F (-2.8°C). In Chevy Chase, the lowest average temperatures are observed in January, with a high of 39.9°F (4.4°C) and a low of 27°F (-2.8°C). Weather in January »
Weather in February
The last month of the winter, February, is a frosty month in Chevy Chase, Maryland, with an average temperature ranging between min 29.7°F (-1.3°C) and max 44.1°F (6.7°C). The onset of February marks an average high-temperature of a chilly 44.1°F (6.7°C), hardly differing from January's 39.9°F (4.4°C). Weather in February »
Weather in March
March, the first month of the spring in Chevy Chase, is a fresh month, with an average temperature fluctuating between 52.7°F (11.5°C) and 36.9°F (2.7°C). As March sets, the average high-temperature shows a slight increase, moving up from a chilly 44.1°F (6.7°C) in February to a cool 52.7°F (11.5°C). Weather in March »
Weather in April
April is a refreshing spring month in Chevy Chase, Maryland, with temperature in the range of an average high of 64.9°F (18.3°C) and an average low of 46.4°F (8°C). April marks a rise in the average high-temperature, moving from March's cool 52.7°F (11.5°C) to a comfortable 64.9°F (18.3°C). Weather in April »
Weather in May
May, the last month of the spring in Chevy Chase, is a moderately hot month, with an average temperature varying between 56.3°F (13.5°C) and 74.5°F (23.6°C). As May begins, there is an increase in the average high-temperature, moving from a comfortable 64.9°F (18.3°C) in April to a warm 74.5°F (23.6°C). Weather in May »
Weather in June
June, the first month of the summer in Chevy Chase, is still a warm month, with an average temperature varying between 64.2°F (17.9°C) and 82.8°F (28.2°C). A gentle upsurge in temperatures occurs as May gives way to June, with average highs shifting from a warm 74.5°F (23.6°C) to a still moderately hot 82.8°F (28.2°C). Weather in June »
Weather in July
July in Chevy Chase, Maryland, is a tropical summer month, with an average temperature varying between 87.8°F (31°C) and 69.4°F (20.8°C). With an average high-temperature of 87.8°F (31°C) and an average low-temperature of 69.4°F (20.8°C), July is the warmest month. The heat index for July is appraised at 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 Chevy Chase, Maryland, with an average temperature ranging between max 85.8°F (29.9°C) and min 68°F (20°C). The high-temperature average in August for Chevy Chase is a warm 85.8°F (29.9°C), staying closely aligned with July's conditions. Weather in August »
Weather in September
The first month of the autumn, September, is still a warm month in Chevy Chase, Maryland, with an average temperature ranging between max 78.4°F (25.8°C) and min 61.5°F (16.4°C). A modest decline in the average high-temperature is seen during September, decreasing from 85.8°F (29.9°C) in August to a still warm 78.4°F (25.8°C). Weather in September »
Weather in October
October, the same as September, is another refreshing autumn month in Chevy Chase, Maryland, with an average temperature varying between 50.7°F (10.4°C) and 66.2°F (19°C). October's onset brings a slight change in high-temperatures, falling from a warm 78.4°F (25.8°C) in September to a refreshing 66.2°F (19°C). Weather in October »
Weather in November
November, the last month of the autumn in Chevy Chase, is another cool month, with an average temperature varying between 39°F (3.9°C) and 53.8°F (12.1°C). The start of November comes with a reduction in the average high-temperature, receding from an enjoyable 66.2°F (19°C) in October to a fresh 53.8°F (12.1°C). Weather in November »
Weather in December
The first month of the winter, December, is still a chilly month in Chevy Chase, Maryland, with an average temperature varying between 33.1°F (0.6°C) and 45.3°F (7.4°C). December marks a gentle change in average high-temperature, declining from November's cool 53.8°F (12.1°C) to a frosty 45.3°F (7.4°C). Weather in December »
Updated: Jun 4, 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 Chevy Chase, January is known for its average lowest temperatures, reaching a high of 39.9°F (4.4°C) and a low of 27°F (-2.8°C).
What is the driest month?
The month with the least rainfall is January, when the rain falls for 8.7 days and typically collects 1.69" (43mm) of precipitation.
How many days does it rain?
Throughout the year, there are 150.3 rainfall days, and 28.66" (728mm) of precipitation is accumulated.
When does it snow?
Months with snowfall are January through April, November and December.
What is the snowiest month?
The month with the most snowfall is January, when snow falls for 4.3 days and typically aggregates up to 2.6" (66mm) of snow.
How many days does it snow?
In Chevy Chase, during the entire year, snow falls for 13.7 days and aggregates up to 8.39" (213mm) of snow.
What are the months with the least sunshine in Chevy Chase?
The months with the least sunshine are January, February and December, with an average of 5h of sunshine.
What is the month with the lowest UV index?
January, November and December, with an average maximum UV index of 2, are months with the lowest UV index.
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.
When it does not snow?
May through October are months without snowfall in Chevy Chase.
What is the month with the highest UV index?
May through August, with an average maximum UV index of 6, are months with the highest UV index in Chevy Chase.
When are the longest days?
With an average of 14h and 54min of daylight, June has the longest days of the year.
What part of the year is the hottest?
In Chevy Chase, July is the warmest month, with temperatures averaging a high of 87.8°F (31°C) and a low of 69.4°F (20.8°C).
What is the least humid month in Chevy Chase?
The least humid month is July, with an average relative humidity of 69%.
What month has the most sunshine?
With an average of 10.7h of sunshine, July has the most sunshine of the year.
What is the wettest month?
The month with the most rainfall is August, when the rain falls for 16.7 days and typically aggregates up to 3.82" (97mm) of precipitation.
What is the most humid month?
The most humid month is December, with an average relative humidity of 76%.
What is the month with the shortest days?
With an average of 9h and 30min of daylight, December has the shortest days of the year.
Average temperature
Chevy Chase, MD
The warmest month (with the highest average high temperature) is July (87.8°F).
The month with the lowest average high temperature is January (39.9°F).
The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (27°F).
Average pressure
Chevy Chase, 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
Chevy Chase, MD
- Average wind speed in January:
7.6mph - Average wind speed in February:
7.8mph - Average wind speed in March:
8mph - Average wind speed in April:
7.8mph - Average wind speed in May:
6.5mph - Average wind speed in June:
5.9mph
- 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:
6.9mph - Average wind speed in December:
7mph
The windiest month (with the highest average wind speed) is March (8mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).
Average humidity
Chevy Chase, MD
The month with the highest relative humidity is December (76%).
The month with the lowest relative humidity is July (69%).
Average rainfall
Chevy Chase, MD
- Average rainfall in January:
1.69" - Average rainfall in February:
1.89" - Average rainfall in March:
2.09" - Average rainfall in April:
2.36" - Average rainfall in May:
2.99" - Average rainfall in June:
2.52"
- Average rainfall in July:
2.95" - Average rainfall in August:
3.82" - Average rainfall in September:
2.05" - Average rainfall in October:
2.13" - Average rainfall in November:
2.01" - Average rainfall in December:
2.17"
The wettest month (with the highest rainfall) is August (3.82").
The driest month (with the least rainfall) is January (1.69").
Average rainfall days
Chevy Chase, MD
- Average rainfall days in January:
8.7 days - Average rainfall days in February:
9.3 days - Average rainfall days in March:
12.6 days - Average rainfall days in April:
14.6 days - Average rainfall days in May:
17.1 days - Average rainfall days in June:
13.8 days
- Average rainfall days in July:
16.1 days - Average rainfall days in August:
16.7 days - Average rainfall days in September:
12.5 days - Average rainfall days in October:
10.5 days - Average rainfall days in November:
8.5 days - Average rainfall days in December:
9.9 days
The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is November (8.5 days).
Average snowfall
Chevy Chase, MD
The month with the highest snowfall is January (2.6").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days
Chevy Chase, MD
- Average snowfall days in January:
4.3 days - Average snowfall days in February:
4.4 days - Average snowfall days in March:
2.6 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:
0.3 days - Average snowfall days in December:
2 days
The month with the highest number of snowfall days is February (4.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Chevy Chase, 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 0min - 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 4min - 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 5min - Average sunshine in December:
5h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The months with the least sunshine are January, February and December (Average sunshine: 5h and 0min).
Average sunshine days
Chevy Chase, MD
- Average sunshine days in January:
18.1 days - Average sunshine days in February:
15.5 days - Average sunshine days in March:
15.8 days - Average sunshine days in April:
13.8 days - Average sunshine days in May:
12.3 days - Average sunshine days in June:
14.3 days
- Average sunshine days in July:
12.3 days - Average sunshine days in August:
12.7 days - Average sunshine days in September:
15.8 days - Average sunshine days in October:
18.5 days - Average sunshine days in November:
20.4 days - Average sunshine days in December:
19.1 days
The month with the most sunshine days is November (20.4 days).
The months with the least sunshine days are May and July (12.3 days).
Average UV index
Chevy Chase, 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
Chevy Chase, 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
Chevy Chase, 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).
Chevy Chase, Maryland, USA
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