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, on average, is the coldest month, registering a high temperature of 39°F (3.9°C) and a low of 25.9°F (-3.4°C).Humidity
In January, the average relative humidity is 81%.Rainfall
In Ottawa, in January, during 13.3 rainfall days, 2.8" (71mm) of precipitation is typically accumulated. Throughout the year, in Ottawa, there are 183.9 rainfall days, and 35.35" (898mm) of precipitation is accumulated.Snowfall
Months with snowfall in Ottawa are January through April, October through December. The months with the most snowfall in Ottawa are January and February, with an average 5.12" (130mm) of accumulated snow.Daylight
In Ottawa, the average length of the day in January is 9h and 53min.On the first day of the month, sunrise is at 7:43 am and sunset at 5:18 pm. On the last day of January, sunrise is at 7:32 am and sunset at 5:48 pm EST.
Sunshine
January has the least sunshine of the year, with an average of 3.7h of sunshine.UV index
The months with the lowest UV index in Ottawa are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for average individuals.Note: A daily high UV index of 2 in January leads to these guidelines:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Frequently asked questions
What part of the year is the coldest in Ottawa?
Is it cold in Ottawa during January?
What is the average humidity in January in Ottawa?
How much does it rain in Ottawa in January?
When does it snow the most in Ottawa?
How many days does it snow in January in Ottawa?
What is the average length of the day in January in Ottawa?
When are sunrise and sunset in January in Ottawa?
What is the month with the least sunshine in Ottawa?
How many hours of sunshine does Ottawa have in January?
When is the lowest UV index in Ottawa?
How high is the UV index in January in Ottawa?
Average temperature in January
Ottawa, WV
- Average high temperature in January: 39°F
The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is January (39°F).
- Average low temperature in January: 25.9°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (25.9°F).
Average pressure in January
Ottawa, 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 (29.98"Hg).
Average wind speed in January
Ottawa, WV
- Average wind speed in January: 6.6mph
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).
Average humidity in January
Ottawa, WV
- Average humidity in January: 81%
The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are June, July, August and November (76%).
Average rainfall in January
Ottawa, WV
- Average rainfall in January: 2.8"
The wettest month (with the highest rainfall) is May (3.74").
The driest month (with the least rainfall) is September (1.77").
Average rainfall days in January
Ottawa, WV
- Average rainfall days in January: 13.3 days
The month with the highest number of rainy days is May (20.6 days).
The month with the least rainy days is November (10.9 days).
Average snowfall in January
Ottawa, WV
- Average snowfall in January: 5.12"
The months with the highest snowfall are January and February (5.12").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Ottawa, WV
- Average snowfall days in January: 12.3 days
The month with the highest number of snowfall days is January (12.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Ottawa, 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 36min).
- Average sunshine in January: 3h and 4min
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 42min).
Average sunshine days in January
Ottawa, WV
- Average sunshine days in January: 10.1 days
The month with the most sunshine days is November (17.1 days).
The month with the least sunshine days is February (8.7 days).
Average UV index in January
Ottawa, WV
- Average UV index in January: 2
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, November and December (UV index 2).
Average cloud cover in January
Ottawa, WV
- Average cloud cover in January: 63
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in January
Ottawa, 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).
Ottawa, West Virginia, USA
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