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
Temperature readings reach their annual highs in January, averaging 53.2°F (11.8°C) and a minimum average of 37.4°F (3°C).Humidity
In Cullen, Louisiana, the average relative humidity in January is 78%.Rainfall
In Cullen, Louisiana, during January, the rain falls for 10.3 days and regularly aggregates up to 2.72" (69mm) of precipitation. In Cullen, during the entire year, the rain falls for 149.9 days and collects up to 36.1" (917mm) of precipitation.Snowfall
Months with snowfall are January through March. January is the first month it typically snows. Throughout January, in the average 0.8 snowfall days, it receives 0.55" (14mm) of snow. Throughout the year, in Cullen, there are 3 snowfall days, and 1.34" (34mm) of snow is accumulated.Daylight
In Cullen, the average length of the day in January is 10h and 16min.On the first day of January, sunrise is at 7:16 am and sunset at 5:17 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 5:44 pm CST.
Sunshine
The average sunshine in January in Cullen, Louisiana, is 5h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: The daily maximum UV index of 3 in January interprets into the following advice:
Adopt protective measures - It is advised to guard against sun damage. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Frequently asked questions
What part of the year is the coldest in Cullen?
What are the temperatures in Cullen in January?
What is the average humidity in January in Cullen?
How many days does it rain in January in Cullen?
When does it start to snow in Cullen?
What is the average length of the day in January in Cullen?
When is the sunrise / sunset in January in Cullen?
How long on average sun shines in January in Cullen?
When is the lowest UV index in Cullen?
What is the UV index reading in January in Cullen?
Average temperature in January
Cullen, LA
- Average high temperature in January: 53.2°F
The warmest month (with the highest average high temperature) is July (94.6°F).
The month with the lowest average high temperature is January (53.2°F).
- Average low temperature in January: 37.4°F
The month with the highest average low temperature is July (73.2°F).
The coldest month (with the lowest average low temperature) is January (37.4°F).
Average pressure in January
Cullen, 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 (29.93"Hg).
Average wind speed in January
Cullen, LA
- Average wind speed in January: 6.5mph
The windiest month (with the highest average wind speed) is April (7.3mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in January
Cullen, LA
- Average humidity in January: 78%
The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is August (68%).
Average rainfall in January
Cullen, LA
- Average rainfall in January: 2.72"
The wettest month (with the highest rainfall) is April (4.65").
The driest month (with the least rainfall) is September (1.97").
Average rainfall days in January
Cullen, LA
- Average rainfall days in January: 10.3 days
The month with the highest number of rainy days is July (14.3 days).
The months with the least rainy days are October and November (10.1 days).
Average snowfall in January
Cullen, LA
- Average snowfall in January: 0.55"
The month with the highest snowfall is February (0.67").
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0").
Average snowfall days in January
Cullen, LA
- Average snowfall days in January: 0.8 days
The month with the highest number of snowfall days is February (1.4 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
Cullen, LA
- Average daylight in January: 10h and 2min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in January: 5h and 0min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in January
Cullen, LA
- Average sunshine days in January: 18.3 days
The month with the most sunshine days is October (19.6 days).
The month with the least sunshine days is February (13.5 days).
Average UV index in January
Cullen, LA
- Average UV index in January: 3
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in January
Cullen, 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 August (Cloud cover 29).
Average visibility in January
Cullen, LA
- Average visibility in January: 5mi
The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (5mi).
Cullen, Louisiana, USA
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