Climate and monthly weather forecast
Annapolis, MD

The Chesapeake Bay at dusk, in Annapolis, Maryland, with a distant view of the US Naval Academy chapel dome
The Chesapeake Bay at dusk, in Annapolis, Maryland, with a distant view of the US Naval Academy chapel dome

Weather in January

January, like December, in Annapolis, Maryland, is another cold winter month, with an average temperature ranging between max 40.3°F (4.6°C) and min 29.8°F (-1.2°C). With an average high-temperature of 40.3°F (4.6°C) and an average low-temperature of 29.8°F (-1.2°C), January is the coldest month. Weather in January »

Weather in February

February, the last month of the winter in Annapolis, is a chilly month, with an average temperature ranging between min 32°F (0°C) and max 43°F (6.1°C). In Annapolis, the average high-temperature in February is relatively the same as in January - a frosty 43°F (6.1°C). Weather in February »

Weather in March

The first month of the spring, March, is a cool month in Annapolis, Maryland, with temperature in the range of an average low of 38.5°F (3.6°C) and an average high of 50.5°F (10.3°C). In March, the average high-temperature slightly increases from a chilly 43°F (6.1°C) in February to a fresh 50.5°F (10.3°C). Weather in March »

Weather in April

April in Annapolis, Maryland, is a comfortable spring month, with temperature in the range of an average low of 48.2°F (9°C) and an average high of 62.2°F (16.8°C). In Annapolis, the average high-temperature in April rises from a fresh 50.5°F (10.3°C) in March to an enjoyable 62.2°F (16.8°C). Weather in April »

Weather in May

May, the last month of the spring in Annapolis, is a pleasant month, with temperature in the range of an average high of 71.2°F (21.8°C) and an average low of 57.7°F (14.3°C). In May, the average high-temperature rises from an enjoyable 62.2°F (16.8°C) in April to an agreeable 71.2°F (21.8°C). Weather in May »

Weather in June

June, the first month of the summer in Annapolis, is a moderately hot month, with an average temperature varying between 66.7°F (19.3°C) and 79.3°F (26.3°C). In June, the average high-temperature slightly increases from a pleasant 71.2°F (21.8°C) in May to a warm 79.3°F (26.3°C). Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in Annapolis, Maryland, with temperature in the range of an average high of 84.7°F (29.3°C) and an average low of 72°F (22.2°C). With an average high-temperature of 84.7°F (29.3°C) and an average low-temperature of 72°F (22.2°C), July is the warmest month. In July, the average heat index is computed to be a hot 93.6°F (34.2°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Annapolis, Maryland, with an average temperature ranging between max 83.3°F (28.5°C) and min 70.5°F (21.4°C). In August, the average high-temperature is essentially the same as in July - a still moderately hot 83.3°F (28.5°C). Weather in August »

Weather in September

September, the first month of the autumn in Annapolis, is also a moderately hot month, with temperature in the range of an average low of 64.6°F (18.1°C) and an average high of 77°F (25°C). In Annapolis, the average high-temperature in September slightly decreases from 83.3°F (28.5°C) in August to a still warm 77°F (25°C). Weather in September »

Weather in October

October, the same as September, is another enjoyable autumn month in Annapolis, Maryland, with an average temperature ranging between max 66.2°F (19°C) and min 54.5°F (12.5°C). In Annapolis, the average high-temperature in October decreases from a moderately hot 77°F (25°C) in September to a comfortable 66.2°F (19°C). Weather in October »

Weather in November

November, the last month of the autumn in Annapolis, is also a fresh month, with temperature in the range of an average high of 54.5°F (12.5°C) and an average low of 43.2°F (6.2°C). In November, the average high-temperature drops from an enjoyable 66.2°F (19°C) in October to a fresh 54.5°F (12.5°C). Weather in November »

Weather in December

The first month of the winter, December, is still a chilly month in Annapolis, Maryland, with an average temperature ranging between min 36.5°F (2.5°C) and max 46°F (7.8°C). In Annapolis, the average high-temperature in December marginally drops from a cool 54.5°F (12.5°C) in November to a frosty 46°F (7.8°C). Weather in December »
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FAQ

What is the coldest month in Annapolis?

The coldest month in Annapolis is January, with an average high-temperature of 40.3°F (4.6°C) and an average low-temperature of 29.8°F (-1.2°C).

What are the least humid months in Annapolis?

January, March, April and November, with an average relative humidity of 72%, are the least humid months in Annapolis, Maryland.

What is the driest month in Annapolis?

The month with the least rainfall in Annapolis, Maryland, is January, when the rain falls for 6 days and typically collects 0.47" (12mm) of precipitation.

How much does it rain in Annapolis?

In Annapolis, Maryland, during the entire year, the rain falls for 120.4 days and collects up to 10.47" (266mm) of precipitation.

When does it snow in Annapolis?

Months with snowfall are January through March, November and December.

When does it snow the most in Annapolis?

The month with the most snowfall is January, when snow falls for 2.3 days and typically aggregates up to 0.67" (17mm) of snow.

How much does it snow in Annapolis?

In Annapolis, during the entire year, snow falls for 8.3 days and aggregates up to 1.22" (31mm) of snow.

What are the months with the lowest UV index in Annapolis?

The months with the lowest UV index in Annapolis, Maryland, are January, February and December, with an average maximum UV index of 2.

What month is the ocean coldest in Annapolis?

With an average ocean temperature of 45.1°F (7.3°C), February is the month with the coldest seawater in Annapolis, Maryland.

What is the month with the least sunshine in Annapolis?

With an average of 5h of sunshine, February has the least sunshine of the year in Annapolis.

When is Daylight Saving Time (DST) in Annapolis?

On Sunday, March 13. 2022, at 2:00 am, Daylight Saving Time starts in Annapolis, Maryland, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 6. 2022, at 2:00 am, and the time zone reverts from EDT to EST.

When it does not snow in Annapolis?

April through October are months without snowfall in Annapolis, Maryland.

What is the most humid month in Annapolis?

May is the most humid month in Annapolis, with an average relative humidity of 78%.

What are the months with the highest UV index in Annapolis?

The months with the highest UV index in Annapolis, Maryland, are May through August, with an average maximum UV index of 6.

When are the longest days in Annapolis?

The month with the longest days in Annapolis, Maryland, is June, with an average of 14h and 52min of daylight.

What is the warmest month in Annapolis?

With an average high-temperature of 84.7°F (29.3°C) and an average low-temperature of 72°F (22.2°C), July is the warmest month.

What month has the most sunshine in Annapolis?

July has the most sunshine of the year in Annapolis, Maryland, with an average of 10.8h of sunshine.

What is the rainiest month in Annapolis?

The month with the most rainfall in Annapolis, Maryland, is August, when the rain falls for 14.3 days and typically aggregates up to 1.69" (43mm) of precipitation.

When is the ocean warmest in Annapolis?

The month with the warmest seawater in Annapolis, Maryland, is August, with an average ocean temperature of 77.7°F (25.4°C).

What is the month with the shortest days in Annapolis?

With an average of 9h and 29min of daylight, December has the shortest days of the year in Annapolis, Maryland.

Average pressure
Annapolis, MD

Average pressure - Annapolis, MD

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed
Annapolis, MD

Average wind speed - Annapolis, MD

The windiest month (with the highest average wind speed) is January (10mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).

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Average humidity
Annapolis, MD

Average humidity - Annapolis, MD

The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are January, March, April and November (72%).

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Average rainfall
Annapolis, MD

Average rainfall - Annapolis, MD

The wettest month (with the highest rainfall) is August (1.69").
The driest month (with the least rainfall) is January (0.47").

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Average rainfall days
Annapolis, MD

Average rainfall days - Annapolis, MD

The months with the highest number of rainy days are July and August (14.3 days).
The month with the least rainy days is November (5.3 days).

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Average snowfall
Annapolis, MD

Average snowfall - Annapolis, MD

The month with the highest snowfall is January (0.67").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days
Annapolis, MD

Average snowfall days - Annapolis, MD

The month with the highest number of snowfall days is February (2.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average sea temperature
Annapolis, MD

Average sea temperature - Annapolis, MD

The best month for swimming (with the highest average sea temperature) is August (77.8°F).
The coldest month (with the lowest average sea temperature) is February (45.1°F).

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Average daylight / Average sunshine
Annapolis, MD

Average daylight / Average sunshine - Annapolis, MD

The month with the longest days is June (Average daylight: 14h and 52min).
The month with the shortest days is December (Average daylight: 9h and 29min).

The month with the most sunshine is July (Average sunshine: 10.8h).
The month with the least sunshine is February (Average sunshine: 5h).

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Average sunshine days
Annapolis, MD

Average sunshine days - Annapolis, MD

The month with the most sunshine days is November (23.4 days).
The month with the least sunshine days is August (13.8 days).

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Average UV index
Annapolis, MD

Average UV index - Annapolis, 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 and December (UV index 2).

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Average visibility
Annapolis, MD

Average visibility - Annapolis, 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).

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