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
The coldest temperatures occur during January, when averages reach a peak of 60.1°F (15.6°C) and a low of 44.2°F (6.8°C).Humidity
In January, the average relative humidity is 77%.Rainfall
In Donaldsonville, Louisiana, in January, during 9.3 rainfall days, 1.69" (43mm) of precipitation is typically accumulated. Throughout the year, in Donaldsonville, there are 165.4 rainfall days, and 26.93" (684mm) of precipitation is accumulated.Snowfall
January is the only month when snow falls. January is the month with the most snowfall. Snow falls for 0.2 days and accumulates 0.16" (4mm) of snow.Daylight
The average length of the day in January is 10h and 28min.On the first day of the month, sunrise is at 6:59 am and sunset at 5:14 pm. On the last day of January, sunrise is at 6:54 am and sunset at 5:39 pm CST.
Sunshine
In January, the average sunshine is 5.4h.UV index
The average daily maximum UV index in January is 4. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the average person.Note: The maximum UV index, 4 during January, leads to the following recommendations:
Guard yourself - Avoiding sunburn is suggested. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month?
What is the temperature in January?
What is the average humidity in January?
How much does it rain in January?
What is the snowiest month?
When does it start to snow?
What is the average length of the day in January?
When is the sunrise / sunset in January?
How many hours of sunshine does Donaldsonville have in January?
What is the UV index reading in January?
Average temperature in January
Donaldsonville, LA
- Average high temperature in January: 60.1°F
The warmest month (with the highest average high temperature) is July (90.3°F).
The month with the lowest average high temperature is January (60.1°F).
- Average low temperature in January: 44.2°F
The month with the highest average low temperature is August (74.8°F).
The coldest month (with the lowest average low temperature) is January (44.2°F).
Average pressure in January
Donaldsonville, 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
Donaldsonville, LA
- Average wind speed in January: 7.1mph
The windiest month (with the highest average wind speed) is February (7.3mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).
Average humidity in January
Donaldsonville, LA
- Average humidity in January: 77%
The months with the highest relative humidity are February, September and December (80%).
The month with the lowest relative humidity is October (74%).
Average rainfall in January
Donaldsonville, LA
- Average rainfall in January: 1.69"
The wettest month (with the highest rainfall) is July (4.25").
The driest month (with the least rainfall) is November (1.18").
Average rainfall days in January
Donaldsonville, LA
- Average rainfall days in January: 9.3 days
The month with the highest number of rainy days is July (21.3 days).
The month with the least rainy days is November (8.1 days).
Average snowfall in January
Donaldsonville, LA
- Average snowfall in January: 0.16"
The month with the highest snowfall is January (0.16").
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in January
Donaldsonville, LA
- Average snowfall days in January: 0.2 days
The month with the highest number of snowfall days is January (0.2 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October and November (0 days).
Average daylight in January /
Average sunshine in January
Donaldsonville, LA
- Average daylight in January: 10h and 3min
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 2min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).
Average sunshine days in January
Donaldsonville, LA
- Average sunshine days in January: 19.3 days
The month with the most sunshine days is November (20.3 days).
The month with the least sunshine days is July (7.3 days).
Average UV index in January
Donaldsonville, LA
- Average UV index in January: 4
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 3).
Average cloud cover in January
Donaldsonville, LA
- Average cloud cover in January: 39
The month with the most cloud cover is December (Cloud cover 48).
The month with the least cloud cover is October (Cloud cover 27).
Average visibility in January
Donaldsonville, LA
- Average visibility in January: 6mi
The months with the highest visibility are January, February, June, August, October, November and December (6mi).
The months with the lowest visibility are March, April, May, July and September (5mi).
Donaldsonville, Louisiana, USA
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