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 Collinsville's coldest month, registering average high temperatures of 45.9°F (7.7°C) and lows of 30.4°F (-0.9°C).Humidity
January, August and October, with an average relative humidity of 68%, are the least humid months.Rainfall
The month with the least rainfall is January, when the rain falls for 6.1 days and typically collects 1.22" (31mm) of precipitation.Snowfall
Months with snowfall are January through March, November and December. In Collinsville, in January, during 2.2 snowfall days, 0.94" (24mm) of snow is typically accumulated. In Collinsville, during the entire year, snow falls for 6.4 days and aggregates up to 3.15" (80mm) of snow.Daylight
In Collinsville, the average length of the day in January is 10h and 1min.On the first day of January, sunrise is at 7:34 am and sunset at 5:18 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 5:48 pm CST.
Sunshine
In Collinsville, the average sunshine in January is 5.8h.UV index
The average daily maximum UV index in January is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the average person.Note: In January, a daily maximum UV index of 3 leads to the following instructions:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. To guard against the harmful effects of the Sun, minimize exposure during midday. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest time of year?
What is the temperature in January?
What is the least humid month?
What is the average humidity in January?
What is the driest month?
How many days does it rain in January?
How many days does it snow in January?
What is the average length of the day in January?
When are sunrise and sunset in January in Collinsville?
How long on average sun shines in January?
What is the UV index intensity in January in Collinsville?
Average temperature in January
Collinsville, OK
- Average high temperature in January: 45.9°F
The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (45.9°F).
- Average low temperature in January: 30.4°F
The month with the highest average low temperature is July (72.1°F).
The coldest month (with the lowest average low temperature) is January (30.4°F).
Average pressure in January
Collinsville, OK
- Average pressure in January: 30.17"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in January
Collinsville, OK
- Average wind speed in January: 9.8mph
The windiest month (with the highest average wind speed) is March (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).
Average humidity in January
Collinsville, OK
- Average humidity in January: 68%
The month with the highest relative humidity is May (80%).
The months with the lowest relative humidity are January, August and October (68%).
Average rainfall in January
Collinsville, OK
- Average rainfall in January: 1.22"
The wettest month (with the highest rainfall) is May (5.28").
The driest month (with the least rainfall) is January (1.22").
Average rainfall days in January
Collinsville, OK
- Average rainfall days in January: 6.1 days
The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is January (6.1 days).
Average snowfall in January
Collinsville, OK
- Average snowfall in January: 0.94"
The month with the highest snowfall is February (1.46").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in January
Collinsville, OK
- Average snowfall days in January: 2.2 days
The months with the highest number of snowfall days are January and February (2.2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Collinsville, OK
- Average daylight in January: 10h and 0min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in January: 5h and 5min
The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 36min).
Average sunshine days in January
Collinsville, OK
- Average sunshine days in January: 21.9 days
The months with the most sunshine days are January and December (21.9 days).
The month with the least sunshine days is May (13.5 days).
Average UV index in January
Collinsville, OK
- Average UV index in January: 3
The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in January
Collinsville, OK
- Average cloud cover in January: 34
The month with the most cloud cover is March (Cloud cover 41).
The month with the least cloud cover is August (Cloud cover 21).
Average visibility in January
Collinsville, OK
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Collinsville, Oklahoma, USA
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