Climate and monthly weather forecast
Salem, CT

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Weather in January

January, the same as December, is a wintry winter month in Salem, Connecticut, with an average temperature varying between 34.9°F (1.6°C) and 23.4°F (-4.8°C). In Salem, January records the lowest average temperatures, peaking at 34.9°F (1.6°C) and reaching a low of 23.4°F (-4.8°C). Weather in January »

Weather in February

The last month of the winter, February, is another cold month in Salem, Connecticut, with an average temperature varying between 37.4°F (3°C) and 23.9°F (-4.5°C). The advent of February brings an average high-temperature of a still wintry 37.4°F (3°C), exhibiting minor difference from the previous month. Weather in February »

Weather in March

The first month of the spring, March, is a frosty month in Salem, Connecticut, with an average temperature varying between 30.9°F (-0.6°C) and 44.2°F (6.8°C). With the onset of March, Salem observes a minor temperature ascent, with the average high-temperature adjusting from February's cold 37.4°F (3°C) to a chilly 44.2°F (6.8°C). Weather in March »

Weather in April

April in Salem, Connecticut, is a refreshing spring month, with an average temperature fluctuating between 55.6°F (13.1°C) and 40.8°F (4.9°C). As March transitions into April, a change in temperatures is observed, with average highs moving from a chilly 44.2°F (6.8°C) to a moderate 55.6°F (13.1°C). Weather in April »

Weather in May

May, the last month of the spring in Salem, is a refreshing month, with temperature in the range of an average low of 50.2°F (10.1°C) and an average high of 66.7°F (19.3°C). In Salem, the average high-temperature in May increases from a mild 55.6°F (13.1°C) in April to a comfortable 66.7°F (19.3°C). Weather in May »

Weather in June

The first month of the summer, June, is a moderately hot month in Salem, Connecticut, with an average temperature fluctuating between 57.4°F (14.1°C) and 74.5°F (23.6°C). The commencement of June sees a minor shift in the average high-temperature, moving from a comfortable 66.7°F (19.3°C) in May to a moderately hot 74.5°F (23.6°C). Weather in June »

Weather in July

July, the same as June, is another warm summer month in Salem, Connecticut, with an average temperature varying between 81.3°F (27.4°C) and 64.6°F (18.1°C). Salem's warmest temperatures are experienced in July, with average high temperatures of 81.3°F (27.4°C) and lows of 64.6°F (18.1°C). July's mean heat index is evaluated at a tropical 86°F (30°C). Weather in July »

Weather in August

August, the last month of the summer in Salem, is another warm month, with temperature in the range of an average low of 63.5°F (17.5°C) and an average high of 79.9°F (26.6°C). In August, the average high-temperature registers at a still warm 79.9°F (26.6°C), nearly identical to July's 81.3°F (27.4°C). Weather in August »

Weather in September

The first month of the autumn, September, is also an agreeable month in Salem, Connecticut, with an average temperature varying between 57.6°F (14.2°C) and 73.2°F (22.9°C). Start of September brings a slight shift in the average high-temperature, dipping a bit from August's moderately hot 79.9°F (26.6°C) to an agreeable 73.2°F (22.9°C). Weather in September »

Weather in October

October, the same as September, is another comfortable autumn month in Salem, Connecticut, with an average temperature fluctuating between 61.5°F (16.4°C) and 48.4°F (9.1°C). October involves a decrease in temperature, down from a pleasant 73.2°F (22.9°C) in September to an enjoyable 61.5°F (16.4°C). Weather in October »

Weather in November

The last month of the autumn, November, is another cool month in Salem, Connecticut, with temperature in the range of an average high of 50°F (10°C) and an average low of 37.8°F (3.2°C). With the beginning of November, the average high-temperature shows a decrease, transitioning from an enjoyable 61.5°F (16.4°C) in October to a cool 50°F (10°C). Weather in November »

Weather in December

December, the first month of the winter in Salem, is still a cold month, with an average temperature fluctuating between 40.6°F (4.8°C) and 30°F (-1.1°C). December's arrival corresponds with a decrease in average high-temperatures, from November's fresh 50°F (10°C) to an icy 40.6°F (4.8°C). Weather in December »
Updated: Aug 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest month?

In Salem, January is the month with the lowest recorded average temperatures, measuring a high of 34.9°F (1.6°C) and a low of 23.4°F (-4.8°C).

How much does it rain?

Throughout the year, there are 148.6 rainfall days, and 32.76" (832mm) of precipitation is accumulated.

When does it snow?

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

How many days does it snow?

In Salem, during the entire year, snow falls for 25.4 days and aggregates up to 12.6" (320mm) of snow.

When is the lowest UV index?

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

What is the most humid month?

The months with the highest humidity are February, June, July and September, with an average relative humidity of 78%.

What is the snowiest month?

March is the month with the most snowfall. Snow falls for 6.1 days and accumulates 4.13" (105mm) of snow.

When is Daylight Saving Time (DST)?

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 is the least humid month in Salem?

With an average relative humidity of 72%, April is the least humid month.

When it does not snow in Salem?

In Salem, Connecticut, snow does not fall in June through October.

When are the longest days?

June has the longest days of the year, with an average of 15h and 6min of daylight.

What are the months with the highest UV index?

The months with the highest UV index are June through August, with an average maximum UV index of 6.

What are the warmest months?

July is the month when Salem experiences its warmest temperatures, averaging a high of 81.3°F (27.4°C) and a low of 64.6°F (18.1°C).

What month has the most sunshine?

August has the most sunshine of the year, with an average of 10.4h of sunshine.

What is the driest month?

September is the month with the least rainfall. Rain falls for 11.7 days and accumulates 1.54" (39mm) of precipitation.

What is the rainiest month in Salem?

The month with the most rainfall is December, when the rain falls for 10.8 days and typically aggregates up to 3.62" (92mm) of precipitation.

What is the month with the shortest days?

With an average of 9h and 12min of daylight, December has the shortest days of the year.

What is the month with the least sunshine?

December has the least sunshine of the year, with an average of 4.6h of sunshine.

Average temperature
Salem, CT

Average temperature - Salem, CT

The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (34.9°F).

The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).

Average pressure
Salem, CT

Average pressure - Salem, CT

The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed
Salem, CT

Average wind speed - Salem, CT

The windiest month (with the highest average wind speed) is January (9.3mph).
The calmest month (with the lowest average wind speed) is August (6.1mph).

Average humidity
Salem, CT

Average humidity - Salem, CT

The months with the highest relative humidity are February, June, July and September (78%).
The month with the lowest relative humidity is April (72%).

Average rainfall
Salem, CT

Average rainfall - Salem, CT

The wettest month (with the highest rainfall) is December (3.62").
The driest month (with the least rainfall) is September (1.54").

Average rainfall days
Salem, CT

Average rainfall days - Salem, CT

The month with the highest number of rainy days is May (15.6 days).
The month with the least rainy days is January (8.1 days).

Average snowfall
Salem, CT

Average snowfall - Salem, CT

The month with the highest snowfall is March (4.13").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days
Salem, CT

Average snowfall days - Salem, CT

The month with the highest number of snowfall days is February (6.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
Salem, CT

Average daylight / Average sunshine - Salem, CT

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).

The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 4h and 36min).

Average sunshine days
Salem, CT

Average sunshine days - Salem, CT

The month with the most sunshine days is November (18 days).
The month with the least sunshine days is June (13.2 days).

Average UV index
Salem, CT

Average UV index - Salem, CT

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average visibility
Salem, CT

Average visibility - Salem, CT

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

Salem, Connecticut, USA

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