Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average snowfall in January
- Average snowfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
January proves to be the coldest month, recording an average maximum temperature of 35.6°F (2°C) and a minimum temperature of 21.7°F (-5.7°C).Humidity
January and February, with an average relative humidity of 84%, are the most humid months in Halleck.Rainfall
In Halleck, West Virginia, during January, the rain falls for 12.1 days and regularly aggregates up to 2.99" (76mm) of precipitation. Throughout the year, in Halleck, there are 184.5 rainfall days, and 35.35" (898mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Halleck, West Virginia. January is the month with the most snowfall. Snow falls for 16.8 days and accumulates 7.87" (200mm) of snow.Daylight
In January, the average length of the day in Halleck is 9h and 46min.On the first day of January, sunrise is at 7:39 am and sunset at 5:06 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 5:38 pm EST.
Sunshine
With an average of 3.2h of sunshine, January has the least sunshine of the year.UV index
The months with the lowest UV index in Halleck, West Virginia, are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: The daily high UV index of 2 during January translates into the following recommendations:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What time of the year is the coldest in Halleck?
How cold is January in Halleck?
What are the most humid months in Halleck?
What is the average humidity in January in Halleck?
How much does it rain in Halleck in January?
What is the snowiest month in Halleck?
How much does it snow in Halleck in January?
What is the average length of the day in January in Halleck?
What time are sunrise and sunset in January in Halleck?
What is the month with the least sunshine in Halleck?
How many hours of sunshine does Halleck have in January?
When is the lowest UV index in Halleck?
What is the UV index intensity in January in Halleck?
Average temperature in January
Halleck, WV
- Average high temperature in January: 35.6°F
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (35.6°F).
- Average low temperature in January: 21.7°F
The month with the highest average low temperature is July (60.1°F).
The coldest month (with the lowest average low temperature) is January (21.7°F).
Average pressure in January
Halleck, WV
- Average pressure in January: 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 in January
Halleck, WV
- Average wind speed in January: 7.3mph
The windiest month (with the highest average wind speed) is January (7.3mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity in January
Halleck, WV
- Average humidity in January: 84%
The months with the highest relative humidity are January and February (84%).
The months with the lowest relative humidity are July and August (77%).
Average rainfall in January
Halleck, WV
- Average rainfall in January: 2.99"
The wettest month (with the highest rainfall) is May (4.06").
The driest month (with the least rainfall) is September (1.89").
Average rainfall days in January
Halleck, WV
- Average rainfall days in January: 12.1 days
The month with the highest number of rainy days is May (20.8 days).
The month with the least rainy days is February (11.9 days).
Average snowfall in January
Halleck, WV
- Average snowfall in January: 7.87"
The month with the highest snowfall is January (7.87").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Halleck, WV
- Average snowfall days in January: 16.8 days
The month with the highest number of snowfall days is January (16.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Halleck, WV
- Average daylight in January: 9h and 5min
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: 3h and 1min
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 12min).
Average sunshine days in January
Halleck, WV
- Average sunshine days in January: 6.5 days
The month with the most sunshine days is October (13.7 days).
The month with the least sunshine days is January (6.5 days).
Average UV index in January
Halleck, WV
- Average UV index in January: 2
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in January
Halleck, WV
- Average cloud cover in January: 68
The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in January
Halleck, WV
- Average visibility in January: 4mi
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).
Halleck, West Virginia, USA
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