Annapolis
Maryland, USA
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Annapolis, MD

A view of Chesapeake Bay at dusk, in Annapolis, Maryland, with a distant view of the US Naval Academy chapel dome
A view of Chesapeake Bay at dusk, in Annapolis, Maryland, with a distant view of the US Naval Academy chapel dome
January, like December, in Annapolis, Maryland, is a wintry winter month, with average temperature fluctuating between 29.8°F (-1.2°C) and 40.3°F (4.6°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 »

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

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

April in Annapolis, Maryland, is an enjoyable 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 rises, from a cool 50.5°F (10.3°C) in March, to a comfortable 62.2°F (16.8°C). Weather in April »

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

June, the first month of the summer, in Annapolis, is a moderately hot month, with 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 an agreeable 71.2°F (21.8°C) in May, to a moderately hot 79.3°F (26.3°C). Weather in June »

July, the same as June, is another warm summer month in Annapolis, Maryland, with average temperature ranging between max 84.7°F (29.3°C) and min 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. The average heat index is calculated to a tropical 93.6°F (34.2°C). Weather in July »

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

The first month of the autumn, September, is still a warm month in Annapolis, Maryland, with average temperature varying between 77°F (25°C) and 64.6°F (18.1°C). In Annapolis, the average high-temperature marginally drops, from a moderately hot 83.3°F (28.5°C) in August, to a still warm 77°F (25°C). Weather in September »

October, the same as September, is another enjoyable autumn month in Annapolis, Maryland, with temperature in the range of an average low of 54.5°F (12.5°C) and an average high of 66.2°F (19°C). In October, the average high-temperature decreases, from a warm 77°F (25°C) in September, to an enjoyable 66.2°F (19°C). Weather in October »

The last month of the autumn, November, is also a fresh month in Annapolis, Maryland, with average temperature varying between 54.5°F (12.5°C) and 43.2°F (6.2°C). In November, the average high-temperature drops, from a comfortable 66.2°F (19°C) in October, to a cool 54.5°F (12.5°C). Weather in November »

The first month of the winter, December, is also a frosty month in Annapolis, Maryland, with temperature in the range of an average low of 36.5°F (2.5°C) and an average high of 46°F (7.8°C). In Annapolis, the average high-temperature in December slightly decreases, from a cool 54.5°F (12.5°C) in November, to a frosty 46°F (7.8°C). Weather in December »

What is the coldest month in Annapolis?

The coldest month 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 is the least humid month in Annapolis?

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

How much does it rain in Annapolis?

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

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.

When does it snow in Annapolis?

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

How much does it snow in Annapolis?

Throughout the year, in Annapolis, Maryland, there are 8.3 snowfall days, and 1.22" (31mm) of snow is accumulated.

What is the snowiest month 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.

When is the lowest UV index in Annapolis?

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

When 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.

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 it does not snow in Annapolis?

In Annapolis snow does not fall in April through October.

What is the most humid month in Annapolis?

The most humid month is May, with an average relative humidity of 78%.

When is the highest UV index in Annapolis?

Months with the highest UV index in Annapolis 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 is June, with an average of 14.9h of daylight.

What is the warmest month in Annapolis?

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

What month has the most sunshine in Annapolis?

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

What is the rainiest month in Annapolis?

August is the month with the most rainfall in Annapolis. Rain falls for 14.3 days and accumulates 1.69" (43mm) of precipitation.

When is the ocean warmest in Annapolis?

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

What is the month with the shortest days in Annapolis?

With an average of 9.5h of daylight, December has the shortest days of the year in Annapolis, Maryland.
Average humidity - Annapolis, MD
Average rainfall - Annapolis, MD

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

Average rainfall days - Annapolis, MD

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

Average snowfall - Annapolis, MD

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

Average snowfall days - Annapolis, MD

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

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).

Average daylight / Average sunshine - Annapolis, MD
Average UV index - Annapolis, MD