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 is the coldest month of the year, registering average temperatures as high as 39°F (3.9°C) and as low as 25.7°F (-3.5°C).Humidity
In January, the average relative humidity is 80%.Rainfall
In Ona, in January, it is raining for 12.3 days, with typically 2.44" (62mm) of accumulated precipitation. Throughout the year, in Ona, there are 176 rainfall days, and 33.15" (842mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall in Ona. The month with the most snowfall is January, when snow falls for 11.4 days and typically aggregates up to 3.62" (92mm) of snow.Daylight
The average length of the day in January in Ona is 9h and 51min.On the first day of the month, sunrise is at 7:45 am and sunset at 5:18 pm. On the last day of January, sunrise is at 7:35 am and sunset at 5:49 pm EST.
Sunshine
With an average of 3.8h of sunshine, January has the least sunshine of the year in Ona, West Virginia.UV index
January, February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for the average person.Note: The UV index of 2 in January translates into these instructions:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
Frequently asked questions
What are the coldest months in Ona?
How cold is it in Ona in January?
What is the average humidity in January in Ona?
How many days does it rain in January in Ona?
What is the snowiest month in Ona?
How many days does it snow in January in Ona?
What is the average length of the day in January in Ona?
What time are sunrise and sunset in January in Ona?
What is the month with the least sunshine in Ona?
How long on average sun shines in January in Ona?
What are the months with the lowest UV index in Ona?
What is the UV index intensity in January in Ona?
Average temperature in January
Ona, WV
- Average high temperature in January: 39°F
The warmest month (with the highest average high temperature) is July (87.1°F).
The month with the lowest average high temperature is January (39°F).
- Average low temperature in January: 25.7°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (25.7°F).
Average pressure in January
Ona, WV
- Average pressure in January: 30.15"Hg
The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in January
Ona, WV
- Average wind speed in January: 6.6mph
The windiest month (with the highest average wind speed) is February (6.7mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in January
Ona, WV
- Average humidity in January: 80%
The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is August (74%).
Average rainfall in January
Ona, WV
- Average rainfall in January: 2.44"
The wettest month (with the highest rainfall) is May (3.54").
The driest month (with the least rainfall) is September (1.89").
Average rainfall days in January
Ona, WV
- Average rainfall days in January: 12.3 days
The month with the highest number of rainy days is May (19.6 days).
The month with the least rainy days is November (10.9 days).
Average snowfall in January
Ona, WV
- Average snowfall in January: 3.62"
The month with the highest snowfall is January (3.62").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Ona, WV
- Average snowfall days in January: 11.4 days
The month with the highest number of snowfall days is January (11.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Ona, WV
- Average daylight in January: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in January: 3h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in January
Ona, WV
- Average sunshine days in January: 11.7 days
The month with the most sunshine days is November (16.9 days).
The month with the least sunshine days is February (9.3 days).
Average UV index in January
Ona, WV
- Average UV index in January: 2
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 and December (UV index 2).
Average cloud cover in January
Ona, WV
- Average cloud cover in January: 61
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in January
Ona, WV
- Average visibility in January: 5mi
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).
Ona, West Virginia, USA
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