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, having an average high-temperature of 59.2°F (15.1°C) and an average low-temperature of 43.5°F (6.4°C), is the coldest month.Humidity
In January, the average relative humidity is 78%.Rainfall
In Head of Island, in January, during 9.2 rainfall days, 1.26" (32mm) of precipitation is typically accumulated. 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 in Head of Island. The month with the most snowfall in Head of Island 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 in Head of Island, Louisiana, is 10h and 28min.On the first day of the month, sunrise is at 6:59 am and sunset at 5:13 pm. On the last day of January, in Head of Island, sunrise is at 6:54 am and sunset at 5:38 pm CST.
Sunshine
The average sunshine in January in Head of Island, Louisiana, is 5.5h.UV index
In January, the average daily maximum UV index in Head of Island is 4. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the average person.Note: A daily high UV index of 4 in January leads to these guidelines:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. Around midday, solar radiation is most harmful; hence, exposure should be limited. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Frequently asked questions
What part of the year is the coldest in Head of Island?
What are the temperatures in Head of Island in January?
What is the average humidity in January in Head of Island?
How much does it rain in Head of Island in January?
What is the snowiest month in Head of Island?
When does it start to snow in Head of Island?
How many hours of daylight does Head of Island have in January?
When are sunrise and sunset in January in Head of Island?
How long on average sun shines in January in Head of Island?
How high is the UV index in January in Head of Island?
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 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 3min
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).
Head of Island, Louisiana, USA
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