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 brings the lowest temperatures, with an average high of 54.1°F (12.3°C) and an average low of 38.7°F (3.7°C).Humidity
In Chatham, the average relative humidity in January is 79%.Rainfall
In Chatham, during January, the rain falls for 10.5 days and regularly aggregates up to 2.87" (73mm) of precipitation. Throughout the year, in Chatham, there are 153.4 rainfall days, and 35.08" (891mm) of precipitation is accumulated.Snowfall
Months with snowfall in Chatham, Louisiana, are January, February and December. In Chatham, during January, snow falls for 0.6 days and regularly aggregates up to 0.12" (3mm) of snow. In Chatham, during the entire year, snow falls for 1.6 days and aggregates up to 0.35" (9mm) of snow.Daylight
In Chatham, the average length of the day in January is 10h and 19min.On the first day of January in Chatham, sunrise is at 7:10 am and sunset at 5:15 pm. On the last day of the month, sunrise is at 7:04 am and sunset at 5:41 pm CST.
Sunshine
In Chatham, 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 Chatham. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: The daily high UV index of 3 during January translates into the following recommendations:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Frequently asked questions
What time of the year is the coldest in Chatham?
What is the usual temperature for Chatham in January?
What is the average humidity in January in Chatham?
How many days does it rain in January in Chatham?
How many days does it snow in January in Chatham?
How many hours of daylight does Chatham have in January?
When are sunrise and sunset in January in Chatham?
How many hours of sunshine does Chatham have in January?
What are the months with the lowest UV index in Chatham?
What is the UV index intensity in January in Chatham?
Average temperature in January
Chatham, LA
- Average high temperature in January: 54.1°F
The warmest month (with the highest average high temperature) is July (94.3°F).
The month with the lowest average high temperature is January (54.1°F).
- Average low temperature in January: 38.7°F
The month with the highest average low temperature is July (73°F).
The coldest month (with the lowest average low temperature) is January (38.7°F).
Average pressure in January
Chatham, LA
- 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 (29.94"Hg).
Average wind speed in January
Chatham, LA
- Average wind speed in January: 6.2mph
The windiest month (with the highest average wind speed) is April (6.8mph).
The calmest month (with the lowest average wind speed) is July (4.7mph).
Average humidity in January
Chatham, LA
- Average humidity in January: 79%
The months with the highest relative humidity are February and December (82%).
The months with the lowest relative humidity are August and October (71%).
Average rainfall in January
Chatham, LA
- Average rainfall in January: 2.87"
The wettest month (with the highest rainfall) is April (3.78").
The driest month (with the least rainfall) is September (1.93").
Average rainfall days in January
Chatham, LA
- Average rainfall days in January: 10.5 days
The month with the highest number of rainy days is July (15.7 days).
The month with the least rainy days is November (8.8 days).
Average snowfall in January
Chatham, LA
- Average snowfall in January: 0.12"
The month with the highest snowfall is February (0.16").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").
Average snowfall days in January
Chatham, LA
- Average snowfall days in January: 0.6 days
The months with the highest number of snowfall days are January and February (0.6 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
Chatham, 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 July (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).
Average sunshine days in January
Chatham, LA
- Average sunshine days in January: 17.9 days
The month with the most sunshine days is October (20.1 days).
The month with the least sunshine days is July (12.9 days).
Average UV index in January
Chatham, 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
Chatham, LA
- Average cloud cover in January: 44
The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is October (Cloud cover 29).
Average visibility in January
Chatham, 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).
Chatham, Louisiana, USA
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