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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, is a wintry winter month in Washington Grove, Maryland, with temperature in the range of an average low of 25.2°F (-3.8°C) and an average high of 38.8°F (3.8°C). January, known for its average high temperature of 38.8°F (3.8°C) and an average low temperature of 25.2°F (-3.8°C), is the coldest month. Weather in January »
Weather in February
February, the last month of the winter in Washington Grove, is a frosty month, with an average temperature varying between 43.2°F (6.2°C) and 27.9°F (-2.3°C). February registers an average high-temperature of a frosty 43.2°F (6.2°C), slightly varied from January's 38.8°F (3.8°C). Weather in February »
Weather in March
The first month of the spring, March, is a fresh month in Washington Grove, Maryland, with temperature in the range of an average high of 51.4°F (10.8°C) and an average low of 35.6°F (2°C). March's arrival brings a slight change in high-temperatures, adjusting from a frosty 43.2°F (6.2°C) in February to a fresh 51.4°F (10.8°C). Weather in March »
Weather in April
April is an enjoyable spring month in Washington Grove, Maryland, with an average temperature fluctuating between 45.5°F (7.5°C) and 63.9°F (17.7°C). As Washington Grove transitions into April, the average high-temperature shows a change, moving from a cool 51.4°F (10.8°C) in March to a comfortable 63.9°F (17.7°C). Weather in April »
Weather in May
The last month of the spring, May, is a warm month in Washington Grove, Maryland, with an average temperature fluctuating between 73.6°F (23.1°C) and 55°F (12.8°C). The start of May signals an increase in the average high-temperature, moving from a comfortable 63.9°F (17.7°C) in April to a moderately hot 73.6°F (23.1°C). Weather in May »
Weather in June
The first month of the summer, June, is still a warm month in Washington Grove, Maryland, with an average temperature ranging between min 62.8°F (17.1°C) and max 81.3°F (27.4°C). In Washington Grove, the average high-temperature in June slightly increases from a warm 73.6°F (23.1°C) in May to a still moderately hot 81.3°F (27.4°C). Weather in June »
Weather in July
July is a tropical summer month in Washington Grove, Maryland, with an average temperature fluctuating between 67.6°F (19.8°C) and 86.9°F (30.5°C). July is the warmest month, with the temperature often reaching an average high of 86.9°F (30.5°C) and an average low of 67.6°F (19.8°C). For July, the heat index is estimated at a sweltering 98.6°F (37°C). Weather in July »
Weather in August
August, the last month of the summer in Washington Grove, is another warm month, with an average temperature fluctuating between 66.4°F (19.1°C) and 84.6°F (29.2°C). The arrival of August coincides with an average high-temperature of a warm 84.6°F (29.2°C), indicating a minimal shift from July's 86.9°F (30.5°C). Weather in August »
Weather in September
September, the first month of the autumn in Washington Grove, is also a moderately hot month, with an average temperature ranging between max 77.7°F (25.4°C) and min 59.9°F (15.5°C). The onset of September results in a small decrease in the average high-temperature, moderately receding from a moderately hot 84.6°F (29.2°C) in August to a still warm 77.7°F (25.4°C). Weather in September »
Weather in October
October, like September, in Washington Grove, Maryland, is another enjoyable autumn month, with an average temperature ranging between max 65.3°F (18.5°C) and min 49.3°F (9.6°C). The arrival of October corresponds with a temperature reduction, down from September's warm 77.7°F (25.4°C) to an enjoyable 65.3°F (18.5°C). Weather in October »
Weather in November
The last month of the autumn, November, is also a fresh month in Washington Grove, Maryland, with an average temperature varying between 53.1°F (11.7°C) and 38.3°F (3.5°C). Washington Grove's November weather shows a moderate shift in high-temperatures, falling from October's comfortable 65.3°F (18.5°C) to a cool 53.1°F (11.7°C). Weather in November »
Weather in December
December, the first month of the winter in Washington Grove, is still a chilly month, with an average temperature varying between 44.2°F (6.8°C) and 32.2°F (0.1°C). December brings a slight decrease in the average high-temperature, shifting from a fresh 53.1°F (11.7°C) in November to a frosty 44.2°F (6.8°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 time of the year is the coldest?
Washington Grove reaches its average lowest temperatures in January, measuring 38.8°F (3.8°C) at the peak and 25.2°F (-3.8°C) at the lowest.
What is the driest month?
January is the month with the least rainfall. Rain falls for 8.7 days and accumulates 1.73" (44mm) of precipitation.
How much does it rain?
Throughout the year, there are 154.8 rainfall days, and 29.09" (739mm) of precipitation is accumulated.
When does it snow in Washington Grove?
January through May, November and December are months with snowfall.
What is the snowiest month?
January is the month with the most snowfall. Snow falls for 4.8 days and accumulates 2.76" (70mm) of snow.
How much does it snow?
In Washington Grove, during the entire year, snow falls for 16.7 days and aggregates up to 9.76" (248mm) of snow.
What is the month with the least sunshine?
The months with the least sunshine are January, February and December, with an average of 5.1h of sunshine.
When is the lowest UV index?
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Washington Grove.
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 most humid month?
May, October and December, with an average relative humidity of 77%, are most humid months.
When is the highest UV index?
May through August, with an average maximum UV index of 6, are months with the highest UV index.
When it does not snow in Washington Grove?
In Washington Grove, snow does not fall in June through October.
When are the longest days?
June has the longest days of the year, with an average of 14h and 54min of daylight.
What are the warmest months?
Washington Grove records the warmest temperatures in July, averaging a high of 86.9°F (30.5°C) and a low of 67.6°F (19.8°C).
What is the least humid month?
July is the least humid month, with an average relative humidity of 72%.
What month has the most sunshine?
The month with the most sunshine is July, with an average of 10.8h of sunshine.
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 month with the shortest days?
The month with the shortest days is December, with an average of 9h and 30min of daylight.
Average temperature
Washington Grove, MD
The warmest month (with the highest average high temperature) is July (86.9°F).
The month with the lowest average high temperature is January (38.8°F).
The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).
Average pressure
Washington Grove, 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
Washington Grove, MD
- Average wind speed in January:
7.7mph - Average wind speed in February:
7.7mph - Average wind speed in March:
8mph - Average wind speed in April:
7.8mph - Average wind speed in May:
6.3mph - Average wind speed in June:
5.8mph
- Average wind speed in July:
5mph - Average wind speed in August:
4.9mph - Average wind speed in September:
5.5mph - Average wind speed in October:
6.5mph - Average wind speed in November:
6.8mph - Average wind speed in December:
7.1mph
The windiest month (with the highest average wind speed) is March (8mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).
Average humidity
Washington Grove, MD
The months with the highest relative humidity are May, October and December (77%).
The month with the lowest relative humidity is July (72%).
Average rainfall
Washington Grove, MD
- Average rainfall in January:
1.73" - Average rainfall in February:
1.89" - Average rainfall in March:
2.13" - Average rainfall in April:
2.44" - Average rainfall in May:
3.19" - Average rainfall in June:
2.48"
- Average rainfall in July:
3.07" - Average rainfall in August:
3.82" - Average rainfall in September:
1.97" - Average rainfall in October:
2.17" - Average rainfall in November:
2.13" - Average rainfall in December:
2.09"
The wettest month (with the highest rainfall) is August (3.82").
The driest month (with the least rainfall) is January (1.73").
Average rainfall days
Washington Grove, MD
- Average rainfall days in January:
8.7 days - Average rainfall days in February:
9.2 days - Average rainfall days in March:
12.5 days - Average rainfall days in April:
14.6 days - Average rainfall days in May:
17.4 days - Average rainfall days in June:
15.2 days
- Average rainfall days in July:
16.8 days - Average rainfall days in August:
16.7 days - Average rainfall days in September:
12.9 days - Average rainfall days in October:
11.3 days - Average rainfall days in November:
9 days - Average rainfall days in December:
10.5 days
The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is January (8.7 days).
Average snowfall
Washington Grove, MD
- Average snowfall in January:
2.76" - Average snowfall in February:
2.36" - Average snowfall in March:
2.56" - Average snowfall in April:
0.35" - Average snowfall in May:
0.16" - Average snowfall in June:
0"
The month with the highest snowfall is January (2.76").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days
Washington Grove, MD
- Average snowfall days in January:
4.8 days - Average snowfall days in February:
5.3 days - Average snowfall days in March:
3.3 days - Average snowfall days in April:
0.2 days - Average snowfall days in May:
0.1 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:
2.5 days
The month with the highest number of snowfall days is February (5.3 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight / Average sunshine
Washington Grove, 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 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 5min - 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 0min - 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, February and December (Average sunshine: 5h and 6min).
Average sunshine days
Washington Grove, MD
- Average sunshine days in January:
18 days - Average sunshine days in February:
15.7 days - Average sunshine days in March:
15.6 days - Average sunshine days in April:
13.3 days - Average sunshine days in May:
11.7 days - Average sunshine days in June:
13.5 days
- Average sunshine days in July:
11.5 days - Average sunshine days in August:
11.9 days - Average sunshine days in September:
14.9 days - Average sunshine days in October:
17.5 days - Average sunshine days in November:
19.6 days - Average sunshine days in December:
18.4 days
The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is July (11.5 days).
Average UV index
Washington Grove, 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
Washington Grove, MD
The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 30).
Average visibility
Washington Grove, 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).
Washington Grove, Maryland, USA
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