Climate and monthly weather forecast
Hartford, ME

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Weather in January

January, like December, is a freezing cold winter month in Hartford, Maine, with an average temperature fluctuating between 10°F (-12.2°C) and 23.7°F (-4.6°C). January tends to be the coldest month, with temperatures averaging a daily high of 23.7°F (-4.6°C) and a low of 10°F (-12.2°C). Weather in January »

Weather in February

February, the last month of the winter in Hartford, is also a subzero cold month, with temperature in the range of an average low of 11.8°F (-11.2°C) and an average high of 26.4°F (-3.1°C). Hartford's shift into February sets the average high-temperature at a still freezing cold 26.4°F (-3.1°C), a figure that deviates only slightly from January's 23.7°F (-4.6°C). Weather in February »

Weather in March

The first month of the spring, March, is an icy month in Hartford, Maine, with an average temperature fluctuating between 34.2°F (1.2°C) and 19.6°F (-6.9°C). The start of March brings a subtle shift in the average high-temperature, edging up from February's freezing cold 26.4°F (-3.1°C) to a cold 34.2°F (1.2°C). Weather in March »

Weather in April

April in Hartford, Maine, is a chilly spring month, with an average temperature varying between 47.7°F (8.7°C) and 30.9°F (-0.6°C). The start of April is characterized by an increase in the average high-temperature, transitioning from an icy 34.2°F (1.2°C) in March to a chilly 47.7°F (8.7°C). Weather in April »

Weather in May

The last month of the spring, May, is a refreshing month in Hartford, Maine, with an average temperature varying between 62.6°F (17°C) and 41.9°F (5.5°C). As Hartford steps into May, the average high-temperature increases significantly from the a frosty 47.7°F (8.7°C) of April to a refreshing 62.6°F (17°C). Weather in May »

Weather in June

The first month of the summer, June, is a pleasant month in Hartford, Maine, with an average temperature varying between 48.7°F (9.3°C) and 70°F (21.1°C). The onset of June marks a slight increase in the average high-temperature, moving 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 warm summer month in Hartford, Maine, with an average temperature fluctuating between 55.4°F (13°C) and 76.8°F (24.9°C). With its high average temperature of 76.8°F (24.9°C) and a low of 55.4°F (13°C), July is regarded as the warmest month. Weather in July »

Weather in August

August, the last month of the summer in Hartford, is another warm month, with an average temperature varying between 75.6°F (24.2°C) and 53.4°F (11.9°C). Entering August, Hartford's average high-temperature reads a still warm 75.6°F (24.2°C), indicating a close resemblance to the previous month's climate. Weather in August »

Weather in September

September, the first month of the autumn in Hartford, is still a pleasant month, with an average temperature ranging between max 68°F (20°C) and min 47.3°F (8.5°C). As September commences, the average high-temperature subtly reduces, transitioning 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 Hartford, Maine, with an average temperature fluctuating between 39°F (3.9°C) and 54°F (12.2°C). Transition from September to October is accompanied by a temperature drop, with average high-temperatures decreasing from a pleasant 68°F (20°C) to a fresh 54°F (12.2°C). Weather in October »

Weather in November

November, the last month of the autumn in Hartford, is another cold month, with an average temperature varying between 28.8°F (-1.8°C) and 40.5°F (4.7°C). Start of November brings a shift in the average high-temperature, falling from October's cool 54°F (12.2°C) to an icy 40.5°F (4.7°C). Weather in November »

Weather in December

December, the first month of the winter in Hartford, is still a freezing cold month, with temperature in the range of an average high of 29.1°F (-1.6°C) and an average low of 19°F (-7.2°C). Hartford's transition into December involves a shift in temperature, receding from an icy 40.5°F (4.7°C) in November to a freezing cold 29.1°F (-1.6°C). Weather in December »

Frequently asked questions

What is the coldest month?

Hartford witnesses the coldest weather in January, with temperatures averaging a high of 23.7°F (-4.6°C) and a low of 10°F (-12.2°C).

What are the most humid months?

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

How much does it rain in Hartford?

In Hartford, 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 many days does it snow?

In Hartford, 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?

February is the month with the most snowfall. Snow falls for 15.3 days and accumulates 12.28" (312mm) of snow.

What is the month with the least sunshine?

The month with the least sunshine in Hartford is February, with an average of 4h of sunshine.

When is the lowest UV index?

The months with the lowest UV index are February and December, with an average maximum UV index of 1.

When is Daylight Saving Time (DST)?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Hartford, 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?

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

When it does not snow?

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

When are the longest days?

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 is the warmest month?

July, with its average high-temperature of 76.8°F (24.9°C) and an average low-temperature of 55.4°F (13°C), holds the record as the warmest month.

What is the driest month?

July is the month with the least rainfall. Rain falls for 14.8 days and accumulates 1.85" (47mm) of precipitation.

What month has the most sunshine?

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

What is the wettest month?

October is the month with the most rainfall. Rain falls for 14.1 days and accumulates 3.31" (84mm) of precipitation.

What is the month with the shortest days in Hartford?

December has the shortest days of the year, with an average of 8h and 54min of daylight.

Average temperature
Hartford, ME

Average temperature - Hartford, 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
Hartford, ME

Average pressure - Hartford, 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
Hartford, ME

Average wind speed - Hartford, 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
Hartford, ME

Average humidity - Hartford, 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
Hartford, ME

Average rainfall - Hartford, 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
Hartford, ME

Average rainfall days - Hartford, 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
Hartford, ME

Average snowfall - Hartford, 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
Hartford, ME

Average snowfall days - Hartford, 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
Hartford, ME

Average daylight / Average sunshine - Hartford, 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
Hartford, ME

Average sunshine days - Hartford, 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
Hartford, ME

Average UV index - Hartford, 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
Hartford, ME

Average visibility - Hartford, 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).

Hartford, Maine, USA

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