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
With average high temperatures of 49.1°F (9.5°C) and lows of 32.2°F (0.1°C), January is the coldest month.Humidity
The average relative humidity in January in Heavener is 73%.Rainfall
The month with the least rainfall in Heavener is January, when the rain falls for 9.2 days and typically collects 1.97" (50mm) of precipitation.Snowfall
Months with snowfall are January through March and December. In January, it is snowing for 1.9 days. Throughout January, 0.59" (15mm) of snow is accumulated. Throughout the year, there are 6 snowfall days, and 2.76" (70mm) of snow is accumulated.Daylight
The average length of the day in January is 10h and 8min.On the first day of January in Heavener, Oklahoma, sunrise is at 7:26 am and sunset at 5:17 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 5:45 pm CST.
Sunshine
January and December, with an average of 5.4h of sunshine, are months with the least sunshine.UV index
In January, the average daily maximum UV index in Heavener, Oklahoma, is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum daily UV index of 3 in January interprets into the following recommendations:
Take necessary precautions - Defending against sun damage is advocated. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Frequently asked questions
What is the coldest time of year in Heavener?
What are the temperatures in Heavener in January?
What is the average humidity in January in Heavener?
What is the driest month in Heavener?
How much does it rain in Heavener in January?
How much does it snow in Heavener in January?
How many hours of daylight does Heavener have in January?
What time are sunrise and sunset in January in Heavener?
What are the months with the least sunshine in Heavener?
How long on average sun shines in January in Heavener?
What is the UV index intensity in January in Heavener?
Average temperature in January
Heavener, OK
- Average high temperature in January: 49.1°F
The warmest month (with the highest average high temperature) is July (93.2°F).
The month with the lowest average high temperature is January (49.1°F).
- Average low temperature in January: 32.2°F
The month with the highest average low temperature is July (71.2°F).
The coldest month (with the lowest average low temperature) is January (32.2°F).
Average pressure in January
Heavener, 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 (29.93"Hg).
Average wind speed in January
Heavener, OK
- Average wind speed in January: 6.6mph
The windiest month (with the highest average wind speed) is April (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in January
Heavener, OK
- Average humidity in January: 73%
The months with the highest relative humidity are February, March and May (76%).
The month with the lowest relative humidity is August (69%).
Average rainfall in January
Heavener, OK
- Average rainfall in January: 1.97"
The wettest month (with the highest rainfall) is May (4.13").
The driest month (with the least rainfall) is January (1.97").
Average rainfall days in January
Heavener, OK
- Average rainfall days in January: 9.2 days
The month with the highest number of rainy days is August (14.9 days).
The month with the least rainy days is November (9 days).
Average snowfall in January
Heavener, OK
- Average snowfall in January: 0.59"
The month with the highest snowfall is February (1.14").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in January
Heavener, OK
- Average snowfall days in January: 1.9 days
The month with the highest number of snowfall days is February (2.1 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
Heavener, 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 54min).
- Average sunshine in January: 5h and 2min
The months with the most sunshine are July and August (Average sunshine: 10h and 36min).
The months with the least sunshine are January and December (Average sunshine: 5h and 24min).
Average sunshine days in January
Heavener, OK
- Average sunshine days in January: 19.3 days
The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is July (13.2 days).
Average UV index in January
Heavener, 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
Heavener, OK
- Average cloud cover in January: 38
The month with the most cloud cover is February (Cloud cover 46).
The months with the least cloud cover are June and August (Cloud cover 25).
Average visibility in January
Heavener, 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).
Heavener, Oklahoma, USA
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