January weather forecastHead of Island, LA
January
Weather in January
January, the same as December, in Head of Island, Louisiana, is a moderate winter month, with an average temperature ranging between max 59.2°F (15.1°C) and min 43.5°F (6.4°C).Temperature
Head of Island's coldest weather arrives in January, when temperatures average a high of 59.2°F (15.1°C) and a low of 43.5°F (6.4°C).Humidity
In Head of Island, the average relative humidity in January is 78%.Rainfall
In Head of Island, during January, the rain falls for 9.2 days and regularly aggregates up to 1.26" (32mm) of precipitation. In Head of Island, during the entire year, the rain falls for 151.5 days and collects up to 18.62" (473mm) of precipitation.Snowfall
January is the only month when snow falls. The month with the most snowfall is January, when snow falls for 0.2 days and typically aggregates up to 0.04" (1mm) of snow.Daylight
The average length of the day in January is 10h and 28min.On the first day of January in Head of Island, sunrise is at 6:59 am and sunset at 5:13 pm. On the last day of the month, sunrise is at 6:54 am and sunset at 5:38 pm CST.
Sunshine
In Head of Island, Louisiana, the average sunshine in January is 5.5h.UV index
The average daily maximum UV index in January is 4. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for average individuals.Note: In January, a daily UV index of 4 turns into the following recommendations:
Heed the precautions - Suggestions to avoid sunburn are made. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Head of Island, LA
- Average high temperature in January: 59.2°F
The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (59.2°F).
- Average low temperature in January: 43.5°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 (43.5°F).
Average pressure in January
Head of Island, 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 (29.96"Hg).
Average wind speed in January
Head of Island, LA
- Average wind speed in January: 6.9mph
The windiest months (with the highest average wind speed) are February and April (7.1mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).
Average humidity in January
Head of Island, LA
- Average humidity in January: 78%
The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is October (74%).
Average rainfall in January
Head of Island, LA
- Average rainfall in January: 1.26"
The wettest month (with the highest rainfall) is July (3.03").
The driest months (with the least rainfall) are March and November (0.98").
Average rainfall days in January
Head of Island, LA
- Average rainfall days in January: 9.2 days
The month with the highest number of rainy days is July (18.9 days).
The month with the least rainy days is November (7.9 days).
Average snowfall in January
Head of Island, LA
- Average snowfall in January: 0.04"
The month with the highest snowfall is January (0.04").
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
Head of Island, 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, November and December (0 days).
Average daylight in January /
Average sunshine in January
Head of Island, LA
- Average daylight in January: 10h and 30min
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 30min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).
Average sunshine days in January
Head of Island, LA
- Average sunshine days in January: 19.8 days
The month with the most sunshine days is November (20.4 days).
The month with the least sunshine days is August (9.3 days).
Average UV index in January
Head of Island, LA
- Average UV index in January: 4
The months with the highest UV index are May, June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in January
Head of Island, LA
- Average cloud cover in January: 39
The month with the most cloud cover is December (Cloud cover 47).
The month with the least cloud cover is October (Cloud cover 26).
Average visibility in January
Head of Island, LA
- Average visibility in January: 6mi
The months with the highest visibility are January, February, June, July, August, October, November and December (6mi).
The months with the lowest visibility are March, April, May and September (5mi).





