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
Dewar's January weather, marked by an average high temperature of 48°F (8.9°C) and an average low temperature of 32.2°F (0.1°C), is the coldest in the year.Humidity
The average relative humidity in January is 68%.Rainfall
In Dewar, during January, the rain falls for 6.9 days and regularly aggregates up to 1.69" (43mm) of precipitation. In Dewar, during the entire year, the rain falls for 132.2 days and collects up to 29.49" (749mm) of precipitation.Snowfall
January through April, November and December are months with snowfall. In Dewar, in January, snow falls for 1.4 days, with typically accumulated 0.63" (16mm) of snow. Throughout the year, there are 5.8 snowfall days, and 2.91" (74mm) of snow is accumulated.Daylight
In January, the average length of the day is 10h and 5min.On the first day of the month, sunrise is at 7:32 am and sunset at 5:21 pm. On the last day of January, sunrise is at 7:24 am and sunset at 5:50 pm CST.
Sunshine
In January, the average sunshine is 5.7h.UV index
The average daily maximum UV index in January is 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: A maximum high daily UV index of 3 during January translates into the following directions:
Put precautions into practice - Guidance to elude sunburn is provided. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
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 average humidity in January?
How many days does it rain in January?
How much does it snow in January?
How many hours of daylight does Dewar have in January?
When is the sunrise / sunset in January?
How long on average sun shines in January?
How high is the UV index in January in Dewar?
Average temperature in January
Dewar, OK
- Average high temperature in January: 48°F
The warmest month (with the highest average high temperature) is August (91.9°F).
The month with the lowest average high temperature is January (48°F).
- Average low temperature in January: 32.2°F
The month with the highest average low temperature is July (72.3°F).
The coldest month (with the lowest average low temperature) is January (32.2°F).
Average pressure in January
Dewar, OK
- Average pressure in January: 30.16"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in January
Dewar, OK
- Average wind speed in January: 9.8mph
The windiest month (with the highest average wind speed) is March (10.6mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).
Average humidity in January
Dewar, OK
- Average humidity in January: 68%
The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is August (66%).
Average rainfall in January
Dewar, OK
- Average rainfall in January: 1.69"
The wettest month (with the highest rainfall) is May (4.84").
The driest month (with the least rainfall) is February (1.42").
Average rainfall days in January
Dewar, OK
- Average rainfall days in January: 6.9 days
The month with the highest number of rainy days is May (14.7 days).
The month with the least rainy days is January (6.9 days).
Average snowfall in January
Dewar, OK
- Average snowfall in January: 0.63"
The month with the highest snowfall is February (1.14").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in January
Dewar, OK
- Average snowfall days in January: 1.4 days
The month with the highest number of snowfall days is February (2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Dewar, OK
- Average daylight in January: 10h and 1min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in January: 5h and 4min
The month with the most sunshine is August (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 36min).
Average sunshine days in January
Dewar, OK
- Average sunshine days in January: 21.8 days
The month with the most sunshine days is January (21.8 days).
The months with the least sunshine days are April and May (14.4 days).
Average UV index in January
Dewar, OK
- Average UV index in January: 3
The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in January
Dewar, OK
- Average cloud cover in January: 34
The months with the most cloud cover are February and March (Cloud cover 41).
The month with the least cloud cover is August (Cloud cover 21).
Average visibility in January
Dewar, 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).
Dewar, Oklahoma, USA
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