Climate and monthly weather forecast
Grantsville, WV

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Weather in January

January, like December, in Grantsville, West Virginia, is a wintry winter month, with an average temperature fluctuating between 24.3°F (-4.3°C) and 37°F (2.8°C). In Grantsville, January is the month with the lowest recorded average temperatures, measuring a high of 37°F (2.8°C) and a low of 24.3°F (-4.3°C). Weather in January »

Weather in February

February, the last month of the winter in Grantsville, is also an icy month, with an average temperature fluctuating between 27.5°F (-2.5°C) and 41.5°F (5.3°C). Grantsville transitions into February recording an average high-temperature of a still wintry 41.5°F (5.3°C), closely aligning with the preceding month's temperature. Weather in February »

Weather in March

March, the first month of the spring in Grantsville, is a fresh month, with an average temperature varying between 51.1°F (10.6°C) and 34.7°F (1.5°C). March's onset is marked by a temperature increase, moving from an icy 41.5°F (5.3°C) in February to a fresh 51.1°F (10.6°C). Weather in March »

Weather in April

April is a refreshing spring month in Grantsville, West Virginia, with an average temperature ranging between max 63.1°F (17.3°C) and min 43.9°F (6.6°C). The arrival of April brings a temperature shift, with the average high-temperature escalating from a cool 51.1°F (10.6°C) in March to a comfortable 63.1°F (17.3°C). Weather in April »

Weather in May

May, the last month of the spring in Grantsville, is a warm month, with an average temperature varying between 52.7°F (11.5°C) and 73.9°F (23.3°C). May's arrival is marked by an increase in the average high-temperature, moving from a refreshing 63.1°F (17.3°C) in April to a moderately hot 73.9°F (23.3°C). Weather in May »

Weather in June

The first month of the summer, June, is also a moderately hot month in Grantsville, West Virginia, with an average temperature fluctuating between 80.6°F (27°C) and 58.5°F (14.7°C). As June sets, the average high-temperature shows a slight increase, moving up from 73.9°F (23.3°C) in May to a still warm 80.6°F (27°C). Weather in June »

Weather in July

July, the same as June, is another warm summer month in Grantsville, West Virginia, with an average temperature ranging between min 62.1°F (16.7°C) and max 84.6°F (29.2°C). July registers as the month with the highest average temperatures, reaching 84.6°F (29.2°C) at its peak and 62.1°F (16.7°C) at the lowest. In July, the average heat index is appraised at a torrid 95°F (35°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Grantsville, West Virginia, with an average temperature varying between 83.1°F (28.4°C) and 60.1°F (15.6°C). Grantsville's August average high-temperature settles at a still moderately hot 83.1°F (28.4°C), showing a near match with the preceding month. Weather in August »

Weather in September

September, the first month of the autumn in Grantsville, is also a moderately hot month, with temperature in the range of an average low of 55.8°F (13.2°C) and an average high of 77.4°F (25.2°C). During the shift to September, Grantsville records a mild decrease in average high-temperature, moving from a moderately hot 83.1°F (28.4°C) in August to a still warm 77.4°F (25.2°C). Weather in September »

Weather in October

October, the same as September, is another comfortable autumn month in Grantsville, West Virginia, with an average temperature ranging between min 45.9°F (7.7°C) and max 64°F (17.8°C). The onset of October entails a temperature shift, as the average high-temperature decreases from a warm 77.4°F (25.2°C) in September to a refreshing 64°F (17.8°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a fresh month in Grantsville, West Virginia, with an average temperature varying between 52°F (11.1°C) and 36.3°F (2.4°C). As November begins, there is a decrease in the average high-temperature, falling from an enjoyable 64°F (17.8°C) in October to a fresh 52°F (11.1°C). Weather in November »

Weather in December

The first month of the winter, December, is still a chilly month in Grantsville, West Virginia, with temperature in the range of an average high of 43°F (6.1°C) and an average low of 31.1°F (-0.5°C). The shift from November to December involves a decrease in the average high-temperature, from a cool 52°F (11.1°C) to a frosty 43°F (6.1°C). Weather in December »
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Frequently asked questions

What is the coldest month in Grantsville?

Grantsville's January weather, marked by an average high temperature of 37°F (2.8°C) and an average low temperature of 24.3°F (-4.3°C), is the coldest in the year.

What is the most humid month in Grantsville?

The months with the highest humidity are January and February, with an average relative humidity of 83%.

How many days does it rain in Grantsville?

In Grantsville, during the entire year, the rain falls for 189.9 days and collects up to 38.19" (970mm) of precipitation.

When does it snow in Grantsville?

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

When does it snow the most in Grantsville?

January is the month with the most snowfall in Grantsville. Snow falls for 15.4 days and accumulates 6.22" (158mm) of snow.

How much does it snow in Grantsville?

Throughout the year, there are 51.3 snowfall days, and 21.93" (557mm) of snow is accumulated.

What is the month with the least sunshine in Grantsville?

January has the least sunshine of the year in Grantsville, West Virginia, with an average of 3.4h of sunshine.

What is the month with the lowest UV index in Grantsville?

The months with the lowest UV index in Grantsville, West Virginia, are January, February and December, with an average maximum UV index of 2.

When is Daylight Saving Time (DST) in Grantsville?

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

May is the month with the most rainfall in Grantsville, West Virginia. Rain falls for 20.9 days and accumulates 4.61" (117mm) of precipitation.

When it does not snow in Grantsville?

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

What are the least humid months in Grantsville?

The months with the lowest humidity in Grantsville are June through August and November, with an average relative humidity of 77%.

When are the longest days in Grantsville?

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

When is the highest UV index in Grantsville?

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

What time of the year is the hottest in Grantsville?

The month of July, characterized by an average high of 84.6°F (29.2°C) and a low of 62.1°F (16.7°C), is recognized as the warmest.

What month has the most sunshine in Grantsville?

August has the most sunshine of the year, with an average of 10.1h of sunshine.

What is the driest month in Grantsville?

September is the month with the least rainfall in Grantsville. Rain falls for 14.7 days and accumulates 2.05" (52mm) of precipitation.

What is the month with the shortest days in Grantsville?

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

Average temperature
Grantsville, WV

Average temperature - Grantsville, WV

The warmest month (with the highest average high temperature) is July (84.6°F).
The month with the lowest average high temperature is January (37°F).

The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

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Average pressure
Grantsville, WV

Average pressure - Grantsville, 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).

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Average wind speed
Grantsville, WV

Average wind speed - Grantsville, WV

The windiest months (with the highest average wind speed) are January and February (6.6mph).
The calmest month (with the lowest average wind speed) is August (4mph).

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Average humidity
Grantsville, WV

Average humidity - Grantsville, WV

The months with the highest relative humidity are January and February (83%).
The months with the lowest relative humidity are June, July, August and November (77%).

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Average rainfall
Grantsville, WV

Average rainfall - Grantsville, WV

The wettest month (with the highest rainfall) is May (4.61").
The driest month (with the least rainfall) is September (2.05").

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Average rainfall days
Grantsville, WV

Average rainfall days - Grantsville, WV

The month with the highest number of rainy days is May (20.9 days).
The month with the least rainy days is November (11.7 days).

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Average snowfall
Grantsville, WV

Average snowfall - Grantsville, WV

The month with the highest snowfall is January (6.22").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days
Grantsville, WV

Average snowfall days - Grantsville, WV

The month with the highest number of snowfall days is January (15.4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight / Average sunshine
Grantsville, WV

Average daylight / Average sunshine - Grantsville, 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 6min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).

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Average sunshine days
Grantsville, WV

Average sunshine days - Grantsville, WV

The month with the most sunshine days is October (15 days).
The month with the least sunshine days is January (7.9 days).

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Average UV index
Grantsville, WV

Average UV index - Grantsville, WV

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 and December (UV index 2).

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Grantsville, West Virginia, USA

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