Climate and monthly weather forecast
Norfolk, CT

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Weather in January

January, the same as December, in Norfolk, Connecticut, is a freezing cold winter month, with an average temperature fluctuating between 30.4°F (-0.9°C) and 18°F (-7.8°C). During the coldest month, January, temperatures average a high of 30.4°F (-0.9°C) and a low of 18°F (-7.8°C). Weather in January »

Weather in February

February, the last month of the winter in Norfolk, is a wintry month, with an average temperature varying between 19.2°F (-7.1°C) and 33.8°F (1°C). February begins with an average high-temperature of an icy 33.8°F (1°C), reflecting close similarity to the preceding month. Weather in February »

Weather in March

March, the first month of the spring in Norfolk, is also an icy month, with an average temperature varying between 26.8°F (-2.9°C) and 41.9°F (5.5°C). March introduces a minor temperature shift, with average high-temperatures adjusting from February's icy 33.8°F (1°C) to a still cold 41.9°F (5.5°C). Weather in March »

Weather in April

April in Norfolk, Connecticut, is a mild spring month, with an average temperature fluctuating between 55.4°F (13°C) and 37.6°F (3.1°C). April's arrival sees a rise in the average high-temperature, jumping from March's wintry 41.9°F (5.5°C) to a mild 55.4°F (13°C). Weather in April »

Weather in May

May, the last month of the spring in Norfolk, is a comfortable month, with temperature in the range of an average high of 67.1°F (19.5°C) and an average low of 47.3°F (8.5°C). Norfolk's May weather brings a rise in high-temperatures, moving from a mild 55.4°F (13°C) in April to a comfortable 67.1°F (19.5°C). Weather in May »

Weather in June

June, the first month of the summer in Norfolk, is a moderately hot month, with an average temperature fluctuating between 55°F (12.8°C) and 74.8°F (23.8°C). In Norfolk, the average high-temperature in June slightly increases from a comfortable 67.1°F (19.5°C) in May to a warm 74.8°F (23.8°C). Weather in June »

Weather in July

July, like June, in Norfolk, Connecticut, is a moderately hot summer month, with an average temperature ranging between max 81°F (27.2°C) and min 61.2°F (16.2°C). With average temperatures fluctuating between a high of 81°F (27.2°C) and a low of 61.2°F (16.2°C), July stands out as the warmest month. Throughout July, the heat index is evaluated at a hot 86°F (30°C). Weather in July »

Weather in August

August, the last month of the summer in Norfolk, is also a moderately hot month, with an average temperature ranging between min 59.7°F (15.4°C) and max 78.8°F (26°C). With the arrival of August, Norfolk's average high-temperature registers at a still warm 78.8°F (26°C), indicating a subtle variation from the previous month. Weather in August »

Weather in September

September, the first month of the autumn in Norfolk, is still a pleasant month, with temperature in the range of an average low of 53.1°F (11.7°C) and an average high of 71.8°F (22.1°C). With the arrival of September, Norfolk experiences a modest decline in average high-temperatures, transitioning from a warm 78.8°F (26°C) in August to a pleasant 71.8°F (22.1°C). Weather in September »

Weather in October

October, the same as September, in Norfolk, Connecticut, is another refreshing autumn month, with an average temperature varying between 43.9°F (6.6°C) and 58.5°F (14.7°C). Norfolk experiences a temperature shift at the start of October, with average high-temperatures adjusting from a pleasant 71.8°F (22.1°C) in September to a moderate 58.5°F (14.7°C). Weather in October »

Weather in November

November, the last month of the autumn in Norfolk, is another chilly month, with an average temperature varying between 46.4°F (8°C) and 33.3°F (0.7°C). November shows a mild decline in the average high-temperature, falling from October's moderate 58.5°F (14.7°C) to a frosty 46.4°F (8°C). Weather in November »

Weather in December

December, the first month of the winter in Norfolk, is also an icy month, with an average temperature fluctuating between 25.3°F (-3.7°C) and 36.1°F (2.3°C). December brings a decrease in the average high-temperature, falling from November's chilly 46.4°F (8°C) to a cold 36.1°F (2.3°C). Weather in December »
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest in Norfolk?

January is the coldest month in Norfolk, with the temperature often reaching an average high of 30.4°F (-0.9°C) and an average low of 18°F (-7.8°C).

How many days does it rain in Norfolk?

Throughout the year, in Norfolk, Connecticut, there are 157.2 rainfall days, and 33.31" (846mm) of precipitation is accumulated.

When does it snow in Norfolk?

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

How many days does it snow in Norfolk?

Throughout the year, there are 45.3 snowfall days, and 25.63" (651mm) of snow is accumulated.

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

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

What is the most humid month in Norfolk?

The most humid month in Norfolk is February, with an average relative humidity of 82%.

What is the snowiest month in Norfolk?

The month with the most snowfall in Norfolk is February, when snow falls for 11.3 days and typically aggregates up to 6.38" (162mm) of snow.

What is the month with the least sunshine in Norfolk?

With an average of 4.2h of sunshine, February has the least sunshine of the year.

When is Daylight Saving Time (DST) in Norfolk?

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 Norfolk?

April is the least humid month in Norfolk, with an average relative humidity of 74%.

When it does not snow in Norfolk?

In Norfolk, Connecticut, snow does not fall in June through September.

When are the longest days in Norfolk?

June has the longest days of the year in Norfolk, Connecticut, with an average of 15h and 12min of daylight.

When is the highest UV index in Norfolk?

June is the month with the highest UV index, with an average maximum UV index of 6.

What month is the hottest in Norfolk?

July is the warmest month in Norfolk, with the temperature often reaching an average high of 81°F (27.2°C) and an average low of 61.2°F (16.2°C).

What month has the most sunshine in Norfolk?

July has the most sunshine of the year in Norfolk, Connecticut, with an average of 10h of sunshine.

What is the driest month in Norfolk?

September is the month with the least rainfall in Norfolk, Connecticut. Rain falls for 13 days and accumulates 2.09" (53mm) of precipitation.

What is the wettest month in Norfolk?

The wettest months in Norfolk, Connecticut, are October and December, with an average 3.31" (84mm) of rainfall.

What is the month with the shortest days in Norfolk?

The month with the shortest days in Norfolk is December, with an average of 9h and 12min of daylight.

Average temperature
Norfolk, CT

Average temperature - Norfolk, CT

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (30.4°F).

The month with the highest average low temperature is July (61.2°F).
The coldest month (with the lowest average low temperature) is January (18°F).

Average pressure
Norfolk, CT

Average pressure - Norfolk, CT

The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed
Norfolk, CT

Average wind speed - Norfolk, CT

The windiest month (with the highest average wind speed) is January (8.6mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).

Average humidity
Norfolk, CT

Average humidity - Norfolk, CT

The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is April (74%).

Average rainfall
Norfolk, CT

Average rainfall - Norfolk, CT

The wettest months (with the highest rainfall) are October and December (3.31").
The driest month (with the least rainfall) is September (2.09").

Average rainfall days
Norfolk, CT

Average rainfall days - Norfolk, CT

The month with the highest number of rainy days is May (16.9 days).
The month with the least rainy days is February (7.1 days).

Average snowfall
Norfolk, CT

Average snowfall - Norfolk, CT

The month with the highest snowfall is February (6.38").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days
Norfolk, CT

Average snowfall days - Norfolk, CT

The month with the highest number of snowfall days is February (11.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
Norfolk, CT

Average daylight / Average sunshine - Norfolk, CT

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

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).

Average sunshine days
Norfolk, CT

Average sunshine days - Norfolk, CT

The month with the most sunshine days is January (16.8 days).
The month with the least sunshine days is June (11.4 days).

Average UV index
Norfolk, CT

Average UV index - Norfolk, CT

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

Average visibility
Norfolk, CT

Average visibility - Norfolk, CT

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

Norfolk, Connecticut, USA

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