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
Houston's coldest month, January, generally records average temperatures ranging from a high of 17.8°F (-7.9°C) to a low of 8.6°F (-13°C).Humidity
In January, the average relative humidity is 87%.Rainfall
In Houston, in January, during 7.3 rainfall days, 0.71" (18mm) of precipitation is typically accumulated. Throughout the year, in Houston, there are 134.1 rainfall days, and 13.86" (352mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, September through December. In Houston, in January, during 9.9 snowfall days, 3.11" (79mm) of snow is typically accumulated. In Houston, Alaska, during the entire year, snow falls for 56.9 days and aggregates up to 26.54" (674mm) of snow.Daylight
The average length of the day in January is 6h and 28min.On the first day of January, sunrise is at 10:17 am and sunset at 3:47 pm. On the last day of the month, sunrise is at 9:24 am and sunset at 5:00 pm AKST.
Sunshine
In January, the average sunshine in Houston is 4h.UV index
The months with the lowest UV index in Houston, Alaska, are January, February and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for the average person.Note: A maximum daily UV index of 1 during January morphs into the following directions:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Stay sun-safe with clothing that is both closely woven and worn loosely. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
Frequently asked questions
What time of the year is the coldest in Houston?
How cold is January in Houston?
What is the average humidity in January in Houston?
How many days does it rain in January in Houston?
How much does it snow in Houston in January?
What is the average length of the day in January in Houston?
What time are sunrise and sunset in January in Houston?
How long on average sun shines in January in Houston?
What are the months with the lowest UV index in Houston?
What is the UV index reading in January in Houston?
Average temperature in January
Houston, AK
- Average high temperature in January: 17.8°F
The warmest month (with the highest average high temperature) is July (67.6°F).
The month with the lowest average high temperature is January (17.8°F).
- Average low temperature in January: 8.6°F
The month with the highest average low temperature is July (50.4°F).
The coldest month (with the lowest average low temperature) is January (8.6°F).
Average pressure in January
Houston, AK
- Average pressure in January: 29.73"Hg
The month with the highest atmospheric pressure is July (29.96"Hg).
The months with the lowest atmospheric pressure are November and December (29.7"Hg).
Average wind speed in January
Houston, AK
- Average wind speed in January: 5mph
The windiest month (with the highest average wind speed) is November (5.1mph).
The calmest month (with the lowest average wind speed) is April (4.3mph).
Average humidity in January
Houston, AK
- Average humidity in January: 87%
The month with the highest relative humidity is March (89%).
The month with the lowest relative humidity is May (61%).
Average rainfall in January
Houston, AK
- Average rainfall in January: 0.71"
The wettest month (with the highest rainfall) is September (2.13").
The driest month (with the least rainfall) is April (0.63").
Average rainfall days in January
Houston, AK
- Average rainfall days in January: 7.3 days
The month with the highest number of rainy days is August (19.3 days).
The month with the least rainy days is February (4.8 days).
Average snowfall in January
Houston, AK
- Average snowfall in January: 3.11"
The month with the highest snowfall is December (5.87").
The months with the least snowfall are June, July and August (0").
Average snowfall days in January
Houston, AK
- Average snowfall days in January: 9.9 days
The month with the highest number of snowfall days is December (11.4 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in January /
Average sunshine in January
Houston, AK
- Average daylight in January: 6h and 3min
The month with the longest days is June (Average daylight: 19h and 24min).
The month with the shortest days is December (Average daylight: 5h and 30min).
- Average sunshine in January: 4h and 0min
The month with the most sunshine is May (Average sunshine: 11h and 24min).
The month with the least sunshine is December (Average sunshine: 3h and 42min).
Average sunshine days in January
Houston, AK
- Average sunshine days in January: 17.1 days
The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is August (9.7 days).
Average UV index in January
Houston, AK
- Average UV index in January: 1
The months with the highest UV index are May, June and July (UV index 4).
The months with the lowest UV index are January, February and December (UV index 1).
Average cloud cover in January
Houston, AK
- Average cloud cover in January: 40
The months with the most cloud cover are April and August (Cloud cover 48).
The month with the least cloud cover is January (Cloud cover 40).
Average visibility in January
Houston, AK
- Average visibility in January: 5mi
The months with the highest visibility are May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is March (4mi).
Houston, Alaska, USA
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