Climate and monthly weather forecastAlliance, WV
Climate and monthly weather forecast
Weather in January
January, the same as December, is an icy winter month in Alliance, West Virginia, with an average temperature ranging between max 35.8°F (2.1°C) and min 22.5°F (-5.3°C). January, marked by an average high-temperature of 35.8°F (2.1°C) and a low-temperature of 22.5°F (-5.3°C), is the coldest month. Weather in January »Weather in February
The last month of the winter, February, is also a wintry month in Alliance, West Virginia, with temperature in the range of an average low of 25.2°F (-3.8°C) and an average high of 39.9°F (4.4°C). The transition from January to February brings an average high-temperature of a still icy 39.9°F (4.4°C), barely different from January's 35.8°F (2.1°C). Weather in February »Weather in March
March, the first month of the spring in Alliance, is a frosty month, with an average temperature varying between 32.7°F (0.4°C) and 49.3°F (9.6°C). With the onset of March, the average high-temperature slightly shifts from February's cold 39.9°F (4.4°C) to a chilly 49.3°F (9.6°C). Weather in March »Weather in April
April is an enjoyable spring month in Alliance, West Virginia, with an average temperature fluctuating between 61.7°F (16.5°C) and 42.3°F (5.7°C). The shift from March to April is marked by an increase in the average high-temperature, moving from a frosty 49.3°F (9.6°C) to a comfortable 61.7°F (16.5°C). Weather in April »Weather in May
The last month of the spring, May, is a pleasant month in Alliance, West Virginia, with temperature in the range of an average high of 72.5°F (22.5°C) and an average low of 51.6°F (10.9°C). May's arrival sees a rise in the average high-temperature, jumping from April's refreshing 61.7°F (16.5°C) to an agreeable 72.5°F (22.5°C). Weather in May »Weather in June
The first month of the summer, June, is a moderately hot month in Alliance, West Virginia, with an average temperature fluctuating between 57.4°F (14.1°C) and 79.3°F (26.3°C). June's arrival signals a subtle increase in average high-temperatures, moving from May's agreeable 72.5°F (22.5°C) to a moderately hot 79.3°F (26.3°C). Weather in June »Weather in July
July, the same as June, is a moderately hot summer month in Alliance, West Virginia, with temperature in the range of an average low of 61.3°F (16.3°C) and an average high of 83.1°F (28.4°C). July, with its high-temperature average of 83.1°F (28.4°C) and a low-temperature average of 61.3°F (16.3°C), is the warmest month. The heat index in July is computed to be a tropical 91.4°F (33°C). Weather in July »Weather in August
The last month of the summer, August, is another warm month in Alliance, West Virginia, with an average temperature ranging between min 59.2°F (15.1°C) and max 82°F (27.8°C). In August, Alliance notes an average high-temperature of a still warm 82°F (27.8°C), hardly different from the preceding month. Weather in August »Weather in September
September, the first month of the autumn in Alliance, is also a moderately hot month, with an average temperature fluctuating between 76.1°F (24.5°C) and 54.7°F (12.6°C). September brings a slight decrease in the average high-temperature, shifting from a moderately hot 82°F (27.8°C) in August to a still warm 76.1°F (24.5°C). Weather in September »Weather in October
October, the same as September, is another enjoyable autumn month in Alliance, West Virginia, with an average temperature fluctuating between 63°F (17.2°C) and 45.3°F (7.4°C). In Alliance, entering October brings a temperature decrement, reducing from September's warm 76.1°F (24.5°C) to a comfortable 63°F (17.2°C). Weather in October »Weather in November
The last month of the autumn, November, is also a fresh month in Alliance, West Virginia, with an average temperature varying between 50.5°F (10.3°C) and 34.7°F (1.5°C). The arrival of November corresponds with a temperature reduction, down from October's refreshing 63°F (17.2°C) to a cool 50.5°F (10.3°C). Weather in November »Weather in December
December, the first month of the winter in Alliance, is still a cold month, with an average temperature fluctuating between 41.5°F (5.3°C) and 29.3°F (-1.5°C). With December's onset, the weather shows a temperature decrease, transitioning from a fresh 50.5°F (10.3°C) in November to a wintry 41.5°F (5.3°C). Weather in December »Updated: Jul 4, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
The coldest period tends to be January, when average temperatures fluctuate between a high of 35.8°F (2.1°C) and a low of 22.5°F (-5.3°C).
January and February, with an average relative humidity of 84%, are most humid months.
In Alliance, during the entire year, the rain falls for 188.6 days and collects up to 39.17" (995mm) of precipitation.
Months with snowfall are January through May, October through December.
Throughout the year, there are 52.1 snowfall days, and 24.21" (615mm) of snow is accumulated.
The month with the least sunshine is January, with an average of 2.9h of sunshine.
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.
The month with the most snowfall is February, when snow falls for 12 days and typically aggregates up to 6.18" (157mm) of snow.
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.
May is the month with the most rainfall. Rain falls for 21.3 days and accumulates 4.53" (115mm) of precipitation.
The months with the highest UV index in Alliance are May and July, with an average maximum UV index of 6.
In Alliance, snow does not fall in June through September.
The month with the longest days is June, with an average of 14h and 54min of daylight.
Temperature records mark July as the warmest month, with highs averaging 83.1°F (28.4°C) and lows at 61.3°F (16.3°C).
The least humid month is August, with an average relative humidity of 77%.
August has the most sunshine of the year, with an average of 9.9h of sunshine.
November is the month with the least rainfall. Rain falls for 11 days and accumulates 2.24" (57mm) of precipitation.
The month with the shortest days is December, with an average of 9h and 24min of daylight.
Average temperature
Alliance, WV
The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (35.8°F).
The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).
Average pressure
Alliance, WV
- Average pressure in January:
30.12"Hg - Average pressure in February:
30.09"Hg - Average pressure in March:
30.09"Hg - Average pressure in April:
29.98"Hg - Average pressure in May:
30"Hg - Average pressure in June:
29.96"Hg
- Average pressure in July:
29.99"Hg - Average pressure in August:
30"Hg - Average pressure in September:
30.05"Hg - Average pressure in October:
30.04"Hg - Average pressure in November:
30.14"Hg - Average pressure in December:
30.12"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed
Alliance, WV
- Average wind speed in January:
7mph - Average wind speed in February:
7mph - Average wind speed in March:
6.4mph - Average wind speed in April:
6.5mph - Average wind speed in May:
5.5mph - Average wind speed in June:
5.1mph
- Average wind speed in July:
4.4mph - Average wind speed in August:
4.2mph - Average wind speed in September:
4.5mph - Average wind speed in October:
5.3mph - Average wind speed in November:
5.7mph - Average wind speed in December:
6.3mph
The windiest months (with the highest average wind speed) are January and February (7mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity
Alliance, WV
The months with the highest relative humidity are January and February (84%).
The month with the lowest relative humidity is August (77%).
Average rainfall
Alliance, WV
- Average rainfall in January:
2.83" - Average rainfall in February:
3.19" - Average rainfall in March:
3.19" - Average rainfall in April:
3.78" - Average rainfall in May:
4.53" - Average rainfall in June:
3.66"
- Average rainfall in July:
3.94" - Average rainfall in August:
2.83" - Average rainfall in September:
2.48" - Average rainfall in October:
3.15" - Average rainfall in November:
2.24" - Average rainfall in December:
3.35"
The wettest month (with the highest rainfall) is May (4.53").
The driest month (with the least rainfall) is November (2.24").
Average rainfall days
Alliance, WV
- Average rainfall days in January:
10.8 days - Average rainfall days in February:
11.2 days - Average rainfall days in March:
15.1 days - Average rainfall days in April:
18 days - Average rainfall days in May:
21.3 days - Average rainfall days in June:
19.3 days
- Average rainfall days in July:
19.8 days - Average rainfall days in August:
18.2 days - Average rainfall days in September:
15.4 days - Average rainfall days in October:
15.4 days - Average rainfall days in November:
11 days - Average rainfall days in December:
13.1 days
The month with the highest number of rainy days is May (21.3 days).
The month with the least rainy days is January (10.8 days).
Average snowfall
Alliance, WV
- Average snowfall in January:
5.94" - Average snowfall in February:
6.18" - Average snowfall in March:
4.17" - Average snowfall in April:
0.87" - Average snowfall in May:
0.24" - Average snowfall in June:
0"
The month with the highest snowfall is February (6.18").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Alliance, WV
- Average snowfall days in January:
15 days - Average snowfall days in February:
12 days - Average snowfall days in March:
7.4 days - Average snowfall days in April:
2.2 days - Average snowfall days in May:
0.2 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0.6 days - Average snowfall days in November:
4 days - Average snowfall days in December:
10.7 days
The month with the highest number of snowfall days is January (15 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Alliance, WV
- Average daylight in January:
9h and 48min - Average daylight in February:
10h and 42min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 18min - Average daylight in May:
14h and 24min - Average daylight in June:
14h and 54min
- Average daylight in July:
14h and 36min - Average daylight in August:
13h and 42min - Average daylight in September:
12h and 24min - Average daylight in October:
11h and 6min - Average daylight in November:
10h and 0min - Average daylight in December:
9h and 24min
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 24min).
- Average sunshine in January:
2h and 54min - Average sunshine in February:
3h and 42min - Average sunshine in March:
5h and 24min - Average sunshine in April:
7h and 36min - Average sunshine in May:
8h and 30min - Average sunshine in June:
9h and 12min
- Average sunshine in July:
9h and 30min - Average sunshine in August:
9h and 54min - Average sunshine in September:
8h and 30min - Average sunshine in October:
5h and 18min - Average sunshine in November:
5h and 0min - Average sunshine in December:
3h and 30min
The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).
Average sunshine days
Alliance, WV
- Average sunshine days in January:
9.3 days - Average sunshine days in February:
8.8 days - Average sunshine days in March:
10.8 days - Average sunshine days in April:
9.8 days - Average sunshine days in May:
7.8 days - Average sunshine days in June:
8.9 days
- Average sunshine days in July:
9.3 days - Average sunshine days in August:
11 days - Average sunshine days in September:
12.2 days - Average sunshine days in October:
14 days - Average sunshine days in November:
15.4 days - Average sunshine days in December:
10.8 days
The month with the most sunshine days is November (15.4 days).
The month with the least sunshine days is May (7.8 days).
Average UV index
Alliance, WV
The months with the highest UV index are May and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover
Alliance, WV
The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 37).
Average visibility
Alliance, WV
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January and February (4mi).
