Climate and monthly weather forecast
New Haven, WV

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Weather in January

January, the same as December, is another cold winter month in New Haven, West Virginia, with temperature in the range of an average low of 23.9°F (-4.5°C) and an average high of 37.8°F (3.2°C). With average high temperatures of 37.8°F (3.2°C) and lows of 23.9°F (-4.5°C), January is the coldest month. Weather in January »

Weather in February

The last month of the winter, February, is another cold month in New Haven, West Virginia, with an average temperature ranging between min 27.3°F (-2.6°C) and max 42.1°F (5.6°C). New Haven's weather in February, with an average high-temperature of a still cold 42.1°F (5.6°C), subtly shifts from January's 37.8°F (3.2°C). Weather in February »

Weather in March

The first month of the spring, March, is a cool month in New Haven, West Virginia, with an average temperature varying between 35.4°F (1.9°C) and 52.3°F (11.3°C). The commencement of March sees a shift in the average high-temperature, moving from a cold 42.1°F (5.6°C) in February to a fresh 52.3°F (11.3°C). Weather in March »

Weather in April

April in New Haven, West Virginia, is a refreshing spring month, with an average temperature fluctuating between 44.6°F (7°C) and 64.4°F (18°C). With the transition into April, New Haven experiences an increase in average high-temperatures, moving up from a fresh 52.3°F (11.3°C) in March to a refreshing 64.4°F (18°C). Weather in April »

Weather in May

May, the last month of the spring in New Haven, is a warm month, with an average temperature fluctuating between 54.5°F (12.5°C) and 75.4°F (24.1°C). An escalation in the average high-temperature is seen with the onset of May, moving from an enjoyable 64.4°F (18°C) in April to a moderately hot 75.4°F (24.1°C). Weather in May »

Weather in June

June, the first month of the summer in New Haven, is still a warm month, with an average temperature fluctuating between 60.6°F (15.9°C) and 83.1°F (28.4°C). June witnesses a subtle temperature ascent, adjusting from 75.4°F (24.1°C) in May to a still moderately hot 83.1°F (28.4°C). Weather in June »

Weather in July

July is a hot summer month in New Haven, West Virginia, with an average temperature varying between 86.5°F (30.3°C) and 64.2°F (17.9°C). The warmest period tends to be July, when average temperatures fluctuate between a high of 86.5°F (30.3°C) and a low of 64.2°F (17.9°C). The heat index for July is estimated at a sweltering 98.6°F (37°C). Weather in July »

Weather in August

August, the last month of the summer in New Haven, is also a moderately hot month, with an average temperature ranging between max 85.6°F (29.8°C) and min 62.6°F (17°C). The advent of August presents an average high-temperature of a warm 85.6°F (29.8°C), maintaining a close correlation with the preceding month. Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in New Haven, West Virginia, with an average temperature fluctuating between 79°F (26.1°C) and 57.7°F (14.3°C). As New Haven enters September, the average high-temperature subtly lowers from the a warm 85.6°F (29.8°C) of August to a still moderately hot 79°F (26.1°C). Weather in September »

Weather in October

October, like September, in New Haven, West Virginia, is another enjoyable autumn month, with an average temperature varying between 65.3°F (18.5°C) and 46.8°F (8.2°C). With October's onset, the weather shows a temperature decrease, transitioning from a warm 79°F (26.1°C) in September to an enjoyable 65.3°F (18.5°C). Weather in October »

Weather in November

The last month of the autumn, November, is another cool month in New Haven, West Virginia, with an average temperature fluctuating between 36.5°F (2.5°C) and 52.5°F (11.4°C). New Haven in November undergoes a mild reduction in the average high-temperature, shifting from October's enjoyable 65.3°F (18.5°C) to a fresh 52.5°F (11.4°C). Weather in November »

Weather in December

The first month of the winter, December, is still a chilly month in New Haven, West Virginia, with an average temperature varying between 31.1°F (-0.5°C) and 42.8°F (6°C). December implies a gentle temperature shift, with average high-temperatures reducing from November's fresh 52.5°F (11.4°C) to a chilly 42.8°F (6°C). Weather in December »
Updated: Jul 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest?

January, with its high-temperature average of 37.8°F (3.2°C) and a low-temperature average of 23.9°F (-4.5°C), is the coldest month.

What are the most humid months in New Haven?

January and February, with an average relative humidity of 82%, are most humid months.

How much does it rain?

Throughout the year, there are 170.5 rainfall days, and 33.39" (848mm) of precipitation is accumulated.

When does it snow?

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

How many days does it snow?

Throughout the year, there are 39.1 snowfall days, and 13.35" (339mm) of snow is accumulated.

What is the month with the least sunshine?

The month with the least sunshine in New Haven is January, with an average of 3.5h of sunshine.

When is the lowest UV index?

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

What is the snowiest month?

The month with the most snowfall is February, when snow falls for 9.5 days and typically aggregates up to 3.66" (93mm) 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 wettest month?

May is the month with the most rainfall. Rain falls for 19.4 days and accumulates 4.02" (102mm) of precipitation.

When it does not snow in New Haven?

In New Haven, West Virginia, snow does not fall in May through September.

What are the months with the highest UV index?

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

When are the longest days?

With an average of 14h and 54min of daylight, June has the longest days of the year.

What are the warmest months?

Temperature readings reach their annual highs in July, averaging 86.5°F (30.3°C) and a minimum average of 64.2°F (17.9°C).

What is the least humid month?

With an average relative humidity of 74%, August is the least humid month.

What month has the most sunshine?

August has the most sunshine of the year, with an average of 10.3h of sunshine.

What is the driest month?

The month with the least rainfall is September, when the rain falls for 13.1 days and typically collects 1.97" (50mm) of precipitation.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 9h and 30min of daylight.

Average temperature
New Haven, WV

Average temperature - New Haven, WV

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (37.8°F).

The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (23.9°F).

Average pressure
New Haven, WV

Average pressure - New Haven, WV

The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

Average wind speed
New Haven, WV

Average wind speed - New Haven, WV

The windiest month (with the highest average wind speed) is February (7mph).
The calmest month (with the lowest average wind speed) is August (4.4mph).

Average humidity
New Haven, WV

Average humidity - New Haven, WV

The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is August (74%).

Average rainfall
New Haven, WV

Average rainfall - New Haven, WV

The wettest month (with the highest rainfall) is May (4.02").
The driest month (with the least rainfall) is September (1.97").

Average rainfall days
New Haven, WV

Average rainfall days - New Haven, WV

The month with the highest number of rainy days is May (19.4 days).
The month with the least rainy days is November (10.7 days).

Average snowfall
New Haven, WV

Average snowfall - New Haven, WV

The month with the highest snowfall is February (3.66").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days
New Haven, WV

Average snowfall days - New Haven, WV

The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
New Haven, WV

Average daylight / Average sunshine - New Haven, WV

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

Average sunshine days
New Haven, WV

Average sunshine days - New Haven, WV

The month with the most sunshine days is November (17.6 days).
The month with the least sunshine days is May (9.4 days).

Average UV index
New Haven, WV

Average UV index - New Haven, WV

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

Average visibility
New Haven, WV

Average visibility - New Haven, WV

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).

New Haven, West Virginia, USA

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