Climate and monthly weather forecast
Palermo, ME

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Weather in January

January, like December, is a freezing cold winter month in Palermo, Maine, with an average temperature ranging between min 12.9°F (-10.6°C) and max 27°F (-2.8°C). In Palermo, the month of January registers the lowest temperatures, averaging 27°F (-2.8°C) at the peak and 12.9°F (-10.6°C) at the lowest. Weather in January »

Weather in February

February, the last month of the winter in Palermo, is another freezing cold month, with an average temperature fluctuating between 14.4°F (-9.8°C) and 28.8°F (-1.8°C). An average high-temperature of a still subzero cold 28.8°F (-1.8°C) marks February, exhibiting a close resemblance to the conditions in January. Weather in February »

Weather in March

The first month of the spring, March, is a cold month in Palermo, Maine, with an average temperature fluctuating between 36.7°F (2.6°C) and 21.9°F (-5.6°C). As February transitions into March, Palermo notices a gentle rise in the average high-temperature, transitioning from a freezing cold 28.8°F (-1.8°C) to an icy 36.7°F (2.6°C). Weather in March »

Weather in April

April in Palermo, Maine, is a chilly spring month, with temperature in the range of an average low of 33.4°F (0.8°C) and an average high of 49.6°F (9.8°C). The shift from March to April brings an increase in the average high-temperature, moving from an icy 36.7°F (2.6°C) to a chilly 49.6°F (9.8°C). Weather in April »

Weather in May

May, the last month of the spring in Palermo, is a refreshing month, with temperature in the range of an average low of 43.3°F (6.3°C) and an average high of 61.7°F (16.5°C). In Palermo, the average high-temperature in May increases from a chilly 49.6°F (9.8°C) in April to an enjoyable 61.7°F (16.5°C). Weather in May »

Weather in June

June, the first month of the summer in Palermo, is a pleasant month, with temperature in the range of an average high of 69.3°F (20.7°C) and an average low of 50.5°F (10.3°C). Palermo's June weather indicates a minor ascent in high-temperatures, adjusting from a comfortable 61.7°F (16.5°C) in May to an agreeable 69.3°F (20.7°C). Weather in June »

Weather in July

July in Palermo, Maine, is a moderately hot summer month, with an average temperature varying between 56.8°F (13.8°C) and 76.1°F (24.5°C). July is the warmest month of the year, registering average temperatures as high as 76.1°F (24.5°C) and as low as 56.8°F (13.8°C). Weather in July »

Weather in August

August, the last month of the summer in Palermo, is also a moderately hot month, with an average temperature ranging between min 55.9°F (13.3°C) and max 75.9°F (24.4°C). Palermo's shift into August sets the average high-temperature at a still moderately hot 75.9°F (24.4°C), a figure that deviates only slightly from July's 76.1°F (24.5°C). Weather in August »

Weather in September

September, the first month of the autumn in Palermo, is still a pleasant month, with an average temperature ranging between max 68.9°F (20.5°C) and min 49.3°F (9.6°C). The start of September comes with a small reduction in the average high-temperature, subtly receding from a warm 75.9°F (24.4°C) in August to a pleasant 68.9°F (20.5°C). Weather in September »

Weather in October

October, the same as September, in Palermo, Maine, is another mild autumn month, with an average temperature varying between 41°F (5°C) and 56.3°F (13.5°C). In Palermo, the average high-temperature in October drops from a pleasant 68.9°F (20.5°C) in September to a refreshing 56.3°F (13.5°C). Weather in October »

Weather in November

November, the last month of the autumn in Palermo, is also a frosty month, with an average temperature fluctuating between 30.6°F (-0.8°C) and 43.7°F (6.5°C). In Palermo, the average high-temperature in November drops from a mild 56.3°F (13.5°C) in October to a chilly 43.7°F (6.5°C). Weather in November »

Weather in December

December, the first month of the winter in Palermo, is also an icy month, with temperature in the range of an average high of 32.5°F (0.3°C) and an average low of 21.4°F (-5.9°C). December's arrival comes with a decrease in the average high-temperature, moving from a frosty 43.7°F (6.5°C) in November to a wintry 32.5°F (0.3°C). Weather in December »
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Frequently asked questions

What is the coldest month in Palermo?

In Palermo, January records the average lowest temperatures, peaking at 27°F (-2.8°C) and reaching a low of 12.9°F (-10.6°C).

What are the most humid months in Palermo?

The months with the highest humidity in Palermo are January through March, with an average relative humidity of 84%.

How many days does it rain in Palermo?

Throughout the year, there are 143.5 rainfall days, and 31.02" (788mm) of precipitation is accumulated.

When does it snow in Palermo?

Months with snowfall in Palermo, Maine, are January through May, October through December.

What is the snowiest month in Palermo?

January is the month with the most snowfall. Snow falls for 11.5 days and accumulates 7.8" (198mm) of snow.

How much does it snow in Palermo?

In Palermo, Maine, during the entire year, snow falls for 50.1 days and aggregates up to 32.87" (835mm) of snow.

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

January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index.

What is the month with the least sunshine in Palermo?

With an average of 4.4h of sunshine, February has the least sunshine of the year in Palermo, Maine.

When is Daylight Saving Time (DST) in Palermo?

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 are the least humid months in Palermo?

April and November, with an average relative humidity of 78%, are the least humid months.

When it does not snow in Palermo?

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

When are the longest days in Palermo?

June has the longest days of the year in Palermo, Maine, with an average of 15h and 30min of daylight.

What is the month with the highest UV index in Palermo?

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

What part of the year is the hottest in Palermo?

July stands out as Palermo's warmest month, with temperatures ranging between an average high of 76.1°F (24.5°C) and a low of 56.8°F (13.8°C).

What month has the most sunshine in Palermo?

The month with the most sunshine is August, with an average of 9.8h of sunshine.

What is the driest month in Palermo?

September is the month with the least rainfall in Palermo, Maine. Rain falls for 10.5 days and accumulates 1.61" (41mm) of precipitation.

What is the wettest month in Palermo?

The month with the most rainfall in Palermo, Maine, is December, when the rain falls for 9.5 days and typically aggregates up to 3.35" (85mm) of precipitation.

What is the month with the shortest days in Palermo?

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

Average temperature
Palermo, ME

Average temperature - Palermo, ME

The warmest month (with the highest average high temperature) is July (76.1°F).
The month with the lowest average high temperature is January (27°F).

The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is January (12.9°F).

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Average pressure
Palermo, ME

Average pressure - Palermo, ME

The months with the highest atmospheric pressure are September and November (30.04"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed
Palermo, ME

Average wind speed - Palermo, ME

The windiest month (with the highest average wind speed) is March (8.7mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

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Average humidity
Palermo, ME

Average humidity - Palermo, ME

The months with the highest relative humidity are January, February and March (84%).
The months with the lowest relative humidity are April and November (78%).

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Average rainfall
Palermo, ME

Average rainfall - Palermo, ME

The wettest month (with the highest rainfall) is December (3.35").
The driest month (with the least rainfall) is September (1.61").

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Average rainfall days
Palermo, ME

Average rainfall days - Palermo, ME

The month with the highest number of rainy days is June (16.1 days).
The month with the least rainy days is February (6 days).

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Average snowfall
Palermo, ME

Average snowfall - Palermo, ME

The month with the highest snowfall is January (7.8").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Palermo, ME

Average snowfall days - Palermo, ME

The month with the highest number of snowfall days is January (11.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Palermo, ME

Average daylight / Average sunshine - Palermo, 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 48min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).

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Average sunshine days
Palermo, ME

Average sunshine days - Palermo, ME

The months with the most sunshine days are September and November (16.8 days).
The month with the least sunshine days is April (11.3 days).

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Average UV index
Palermo, ME

Average UV index - Palermo, ME

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).

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Average visibility
Palermo, ME

Average visibility - Palermo, ME

The months with the highest visibility are November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September and October (5mi).

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Palermo, Maine, USA

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