January weather forecastCastlewood, LA
January
Weather in January
January, the same as December, in Castlewood, Louisiana, is another mild winter month, with an average temperature fluctuating between 42.4°F (5.8°C) and 58.6°F (14.8°C).Temperature
Castlewood's temperature records reveal January as the coldest month, marked by average highs of 58.6°F (14.8°C) and lows of 42.4°F (5.8°C).Humidity
In Castlewood, the average relative humidity in January is 79%.Rainfall
In Castlewood, in January, it is raining for 10.8 days, with typically 2.83" (72mm) of accumulated precipitation. Throughout the year, there are 177.1 rainfall days, and 36.1" (917mm) of precipitation is accumulated.Snowfall
January and December are months with snowfall. The month with the most snowfall is January, when snow falls for 0.3 days and typically aggregates up to 0.28" (7mm) of snow.Daylight
In Castlewood, the average length of the day in January is 10h and 26min.On the first day of the month, sunrise is at 7:01 am and sunset at 5:14 pm. On the last day of January, sunrise is at 6:55 am and sunset at 5:39 pm CST.
Sunshine
In January, the average sunshine is 5.3h.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: A maximum daily UV index of 3 during January morphs into the following directions:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Castlewood, LA
- Average high temperature in January: 58.6°F
The warmest months (with the highest average high temperature) are July and August (91.9°F).
The month with the lowest average high temperature is January (58.6°F).
- Average low temperature in January: 42.4°F
The month with the highest average low temperature is August (73.9°F).
The coldest month (with the lowest average low temperature) is January (42.4°F).
Average pressure in January
Castlewood, LA
- Average pressure in January: 30.16"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June and August (29.96"Hg).
Average wind speed in January
Castlewood, LA
- Average wind speed in January: 6.4mph
The windiest month (with the highest average wind speed) is February (6.6mph).
The calmest month (with the lowest average wind speed) is July (4.4mph).
Average humidity in January
Castlewood, LA
- Average humidity in January: 79%
The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is October (72%).
Average rainfall in January
Castlewood, LA
- Average rainfall in January: 2.83"
The wettest month (with the highest rainfall) is July (4.72").
The driest month (with the least rainfall) is November (1.77").
Average rainfall days in January
Castlewood, LA
- Average rainfall days in January: 10.8 days
The month with the highest number of rainy days is July (22.5 days).
The month with the least rainy days is November (8.8 days).
Average snowfall in January
Castlewood, LA
- Average snowfall in January: 0.28"
The month with the highest snowfall is January (0.28").
The months with the least snowfall are February, March, April, May, June, July, August, September, October and November (0").
Average snowfall days in January
Castlewood, LA
- Average snowfall days in January: 0.3 days
The month with the highest number of snowfall days is January (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).
Average daylight in January /
Average sunshine in January
Castlewood, LA
- Average daylight in January: 10h and 24min
The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).
- Average sunshine in January: 5h and 18min
The month with the most sunshine is June (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).
Average sunshine days in January
Castlewood, LA
- Average sunshine days in January: 18.8 days
The month with the most sunshine days is November (19.6 days).
The months with the least sunshine days are July and August (7.3 days).
Average UV index in January
Castlewood, LA
- Average UV index in January: 3
The months with the highest UV index are May, 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
Castlewood, LA
- Average cloud cover in January: 43
The months with the most cloud cover are February and December (Cloud cover 50).
The month with the least cloud cover is October (Cloud cover 29).
Average visibility in January
Castlewood, LA
- Average visibility in January: 5mi
The months with the highest visibility are October and November (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September and December (5mi).





