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, with average temperatures reaching a high of 49.3°F (9.6°C) and a low of 33.4°F (0.8°C), is the coldest month.Humidity
In January, the average relative humidity in Saint Louis is 65%.Rainfall
In Saint Louis, Oklahoma, in January, during 5.3 rainfall days, 0.83" (21mm) of precipitation is typically accumulated. Throughout the year, there are 111.2 rainfall days, and 17.13" (435mm) of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall. In Saint Louis, in January, snow falls for 0.7 days, with typically accumulated 0.12" (3mm) of snow. Throughout the year, there are 4.3 snowfall days, and 1.5" (38mm) of snow is accumulated.Daylight
In Saint Louis, the average length of the day in January is 10h and 7min.On the first day of January, sunrise is at 7:35 am and sunset at 5:26 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 5:54 pm CST.
Sunshine
In January, the average sunshine is 6h.UV index
In Saint Louis, the average daily maximum UV index in January is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: A typical high UV index of 3 in January suggests the following recommendations:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Experience reduced UV exposure by about half when donning a wide-brim hat. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
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 average January temperature?
What is the average humidity in January in Saint Louis?
How many days does it rain in January in Saint Louis?
How many days does it snow in January?
How many hours of daylight does Saint Louis have in January?
What time are sunrise and sunset in January?
How long on average sun shines in January?
What is the UV index reading in January?
Average temperature in January
Saint Louis, OK
- Average high temperature in January: 49.3°F
The warmest month (with the highest average high temperature) is August (92.5°F).
The month with the lowest average high temperature is January (49.3°F).
- Average low temperature in January: 33.4°F
The month with the highest average low temperature is July (72.7°F).
The coldest month (with the lowest average low temperature) is January (33.4°F).
Average pressure in January
Saint Louis, 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 (29.89"Hg).
Average wind speed in January
Saint Louis, OK
- Average wind speed in January: 10.3mph
The windiest months (with the highest average wind speed) are March and April (11.1mph).
The calmest months (with the lowest average wind speed) are July and August (7.5mph).
Average humidity in January
Saint Louis, OK
- Average humidity in January: 65%
The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is August (63%).
Average rainfall in January
Saint Louis, OK
- Average rainfall in January: 0.83"
The wettest month (with the highest rainfall) is May (2.6").
The driest month (with the least rainfall) is February (0.71").
Average rainfall days in January
Saint Louis, OK
- Average rainfall days in January: 5.3 days
The month with the highest number of rainy days is May (12.4 days).
The month with the least rainy days is January (5.3 days).
Average snowfall in January
Saint Louis, OK
- Average snowfall in January: 0.12"
The month with the highest snowfall is February (0.75").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in January
Saint Louis, OK
- Average snowfall days in January: 0.7 days
The month with the highest number of snowfall days is February (1.8 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
Saint Louis, 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: 6h and 0min
The month with the most sunshine is August (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).
Average sunshine days in January
Saint Louis, OK
- Average sunshine days in January: 24 days
The month with the most sunshine days is January (24 days).
The months with the least sunshine days are April, May and September (15.9 days).
Average UV index in January
Saint Louis, 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
Saint Louis, OK
- Average cloud cover in January: 30
The month with the most cloud cover is March (Cloud cover 39).
The month with the least cloud cover is August (Cloud cover 20).
Average visibility in January
Saint Louis, 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).
Saint Louis, Oklahoma, USA
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