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
Castor's temperature records reveal January as the coldest month, marked by average highs of 54.1°F (12.3°C) and lows of 38.5°F (3.6°C).Humidity
The average relative humidity in January is 79%.Rainfall
In Castor, in January, it is raining for 11.1 days, with typically 3.15" (80mm) of accumulated precipitation. Throughout the year, there are 158.9 rainfall days, and 39.17" (995mm) of precipitation is accumulated.Snowfall
January through March and December are months with snowfall. In Castor, during January, snow falls for 0.9 days and regularly aggregates up to 0.31" (8mm) of snow. Throughout the year, there are 3.2 snowfall days, and 0.94" (24mm) of snow is accumulated.Daylight
The average length of the day in January is 10h and 19min.On the first day of the month, sunrise is at 7:13 am and sunset at 5:18 pm. On the last day of January, sunrise is at 7:07 am and sunset at 5:44 pm CST.
Sunshine
The average sunshine in January is 5.1h.UV index
January and December, with an average maximum UV index of 3, are months with the lowest UV index in Castor. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for average individuals.Note: In January, the maximum UV index of 3 translates into these guidelines:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What part of the year is the coldest?
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 Castor have in January?
What time are sunrise and sunset in January?
How long on average sun shines in January?
What are the months with the lowest UV index in Castor?
How high is the UV index in January?
Average temperature in January
Castor, LA
- Average high temperature in January: 54.1°F
The warmest months (with the highest average high temperature) are July and August (94.6°F).
The month with the lowest average high temperature is January (54.1°F).
- Average low temperature in January: 38.5°F
The month with the highest average low temperature is July (73.2°F).
The coldest month (with the lowest average low temperature) is January (38.5°F).
Average pressure in January
Castor, LA
- 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 (29.93"Hg).
Average wind speed in January
Castor, LA
- Average wind speed in January: 6.3mph
The windiest month (with the highest average wind speed) is April (7.1mph).
The calmest months (with the lowest average wind speed) are July and August (4.9mph).
Average humidity in January
Castor, LA
- Average humidity in January: 79%
The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is August (69%).
Average rainfall in January
Castor, LA
- Average rainfall in January: 3.15"
The wettest month (with the highest rainfall) is May (4.17").
The driest months (with the least rainfall) are July and September (2.52").
Average rainfall days in January
Castor, LA
- Average rainfall days in January: 11.1 days
The month with the highest number of rainy days is March (15.6 days).
The month with the least rainy days is October (9.5 days).
Average snowfall in January
Castor, LA
- Average snowfall in January: 0.31"
The month with the highest snowfall is February (0.47").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in January
Castor, LA
- Average snowfall days in January: 0.9 days
The month with the highest number of snowfall days is February (1.1 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Castor, LA
- Average daylight in January: 10h and 2min
The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).
- Average sunshine in January: 5h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).
Average sunshine days in January
Castor, LA
- Average sunshine days in January: 17 days
The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is February (12.9 days).
Average UV index in January
Castor, LA
- Average UV index in January: 3
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in January
Castor, LA
- Average cloud cover in January: 44
The month with the most cloud cover is February (Cloud cover 51).
The months with the least cloud cover are August and September (Cloud cover 29).
Average visibility in January
Castor, LA
- Average visibility in January: 5mi
The months with the highest visibility are June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March, April, May and December (5mi).
Castor, Louisiana, USA
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