Climate and monthly weather forecast
Hanover, ME

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Weather in January

January, the same as December, in Hanover, Maine, is a freezing cold winter month, with temperature in the range of an average high of 23.7°F (-4.6°C) and an average low of 10°F (-12.2°C). January, noted for its average high-temperature of 23.7°F (-4.6°C) and an average low-temperature of 10°F (-12.2°C), is considered the coldest month. Weather in January »

Weather in February

February, the last month of the winter in Hanover, is another freezing cold month, with temperature in the range of an average high of 26.4°F (-3.1°C) and an average low of 11.8°F (-11.2°C). Transitioning into February, Hanover experiences an average high-temperature of a still freezing cold 26.4°F (-3.1°C), marking a minor shift from the preceding month. Weather in February »

Weather in March

March, the first month of the spring in Hanover, is an icy month, with an average temperature ranging between min 19.6°F (-6.9°C) and max 34.2°F (1.2°C). With the onset of March, the average high-temperature subtly transitions from a subzero cold 26.4°F (-3.1°C) in February to a wintry 34.2°F (1.2°C). Weather in March »

Weather in April

April is a chilly spring month in Hanover, Maine, with an average temperature ranging between max 47.7°F (8.7°C) and min 30.9°F (-0.6°C). April's arrival brings a temperature shift, moving from a cold 34.2°F (1.2°C) in March to a chilly 47.7°F (8.7°C). Weather in April »

Weather in May

May, the last month of the spring in Hanover, is an enjoyable month, with an average temperature ranging between max 62.6°F (17°C) and min 41.9°F (5.5°C). As May begins, there is a noticeable increase in the average high-temperature, soaring from a frosty 47.7°F (8.7°C) in April to a comfortable 62.6°F (17°C). Weather in May »

Weather in June

The first month of the summer, June, is a pleasant month in Hanover, Maine, with an average temperature ranging between max 70°F (21.1°C) and min 48.7°F (9.3°C). With the onset of June, the average high-temperature subtly transitions from an enjoyable 62.6°F (17°C) in May to a pleasant 70°F (21.1°C). Weather in June »

Weather in July

July is a moderately hot summer month in Hanover, Maine, with an average temperature ranging between max 76.8°F (24.9°C) and min 55.4°F (13°C). The month of July, characterized by an average high of 76.8°F (24.9°C) and a low of 55.4°F (13°C), is recognized as the warmest. Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Hanover, Maine, with an average temperature varying between 53.4°F (11.9°C) and 75.6°F (24.2°C). With the onset of August, the average high-temperature stands at a still moderately hot 75.6°F (24.2°C), closely aligned with July's 76.8°F (24.9°C). Weather in August »

Weather in September

September, the first month of the autumn in Hanover, is also an agreeable month, with an average temperature ranging between min 47.3°F (8.5°C) and max 68°F (20°C). Hanover experiences a moderate temperature shift at the start of September, with average high-temperatures adjusting a bit from a warm 75.6°F (24.2°C) in August to a pleasant 68°F (20°C). Weather in September »

Weather in October

October, the same as September, is a cool autumn month in Hanover, Maine, with temperature in the range of an average low of 39°F (3.9°C) and an average high of 54°F (12.2°C). Arrival of October comes with a reduction in the average high-temperature, falling from a pleasant 68°F (20°C) in September to a fresh 54°F (12.2°C). Weather in October »

Weather in November

November, the last month of the autumn in Hanover, is another cold month, with an average temperature fluctuating between 40.5°F (4.7°C) and 28.8°F (-1.8°C). A shift in the average high-temperature occurs in November, reducing from a cool 54°F (12.2°C) in October to a wintry 40.5°F (4.7°C). Weather in November »

Weather in December

December, the first month of the winter in Hanover, is also a subzero cold month, with an average temperature ranging between max 29.1°F (-1.6°C) and min 19°F (-7.2°C). December weather is marked by a drop in the average high-temperature, falling from a wintry 40.5°F (4.7°C) in November to a subzero cold 29.1°F (-1.6°C). Weather in December »
Updated: Jul 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest time of year?

January, having an average high-temperature of 23.7°F (-4.6°C) and an average low-temperature of 10°F (-12.2°C), is the coldest month.

What is the most humid month?

The months with the highest humidity are January through March, with an average relative humidity of 86%.

How many days does it rain?

In Hanover, during the entire year, the rain falls for 146.3 days and collects up to 28.31" (719mm) of precipitation.

When does it snow?

January through May, October through December are months with snowfall.

How much does it snow?

In Hanover, during the entire year, snow falls for 69.3 days and aggregates up to 48.15" (1223mm) of snow.

When does it snow the most?

The month with the most snowfall is February, when snow falls for 15.3 days and typically aggregates up to 12.28" (312mm) of snow.

What is the month with the least sunshine?

February has the least sunshine of the year, with an average of 4h of sunshine.

When is the lowest UV index?

February and December, with an average maximum UV index of 1, 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 in Hanover, 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 least humid month?

May and November, with an average relative humidity of 76%, are the least humid months.

When it does not snow?

In Hanover, snow does not fall in June through September.

When are the longest days in Hanover?

The month with the longest days is June, with an average of 15h and 30min of daylight.

What is the month with the highest UV index?

The months with the highest UV index are June through August, with an average maximum UV index of 5.

What part of the year is the hottest?

With average temperatures fluctuating between a high of 76.8°F (24.9°C) and a low of 55.4°F (13°C), July stands out as the warmest month.

What is the driest month?

The month with the least rainfall is July, when the rain falls for 14.8 days and typically collects 1.85" (47mm) of precipitation.

What month has the most sunshine?

With an average of 9.7h of sunshine, August has the most sunshine of the year.

What is the wettest month?

The month with the most rainfall is October, when the rain falls for 14.1 days and typically aggregates up to 3.31" (84mm) of precipitation.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 8h and 54min of daylight.

Average temperature
Hanover, ME

Average temperature - Hanover, ME

The warmest month (with the highest average high temperature) is July (76.8°F).
The month with the lowest average high temperature is January (23.7°F).

The month with the highest average low temperature is July (55.4°F).
The coldest month (with the lowest average low temperature) is January (10°F).

Average pressure
Hanover, ME

Average pressure - Hanover, ME

The month with the highest atmospheric pressure is November (30.05"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed
Hanover, ME

Average wind speed - Hanover, ME

The windiest month (with the highest average wind speed) is March (6.8mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).

Average humidity
Hanover, ME

Average humidity - Hanover, ME

The months with the highest relative humidity are January, February and March (86%).
The months with the lowest relative humidity are May and November (76%).

Average rainfall
Hanover, ME

Average rainfall - Hanover, ME

The wettest month (with the highest rainfall) is October (3.31").
The driest month (with the least rainfall) is July (1.85").

Average rainfall days
Hanover, ME

Average rainfall days - Hanover, ME

The month with the highest number of rainy days is June (15.5 days).
The month with the least rainy days is February (8.2 days).

Average snowfall
Hanover, ME

Average snowfall - Hanover, ME

The month with the highest snowfall is February (12.28").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days
Hanover, ME

Average snowfall days - Hanover, ME

The month with the highest number of snowfall days is February (15.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
Hanover, ME

Average daylight / Average sunshine - Hanover, ME

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

The month with the most sunshine is August (Average sunshine: 9h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 0min).

Average sunshine days
Hanover, ME

Average sunshine days - Hanover, ME

The month with the most sunshine days is September (16.7 days).
The months with the least sunshine days are February and April (11.3 days).

Average UV index
Hanover, ME

Average UV index - Hanover, ME

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are February and December (UV index 1).

Average visibility
Hanover, ME

Average visibility - Hanover, ME

The months with the highest visibility are May, June, October, November and December (5mi).
The months with the lowest visibility are January, February, March, April, July, August and September (4mi).

Hanover, Maine, USA

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