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
In Katy, January records the lowest average temperatures, peaking at 35.8°F (2.1°C) and reaching a low of 22.5°F (-5.3°C).Humidity
January and February, with an average relative humidity of 84%, are the most humid months.Rainfall
In Katy, in January, it is raining for 10.8 days, with typically 2.83" (72mm) of accumulated precipitation. In Katy, during the entire year, the rain falls for 188.6 days and collects up to 39.17" (995mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Katy, in January, snow falls for 15 days, with typically accumulated 5.94" (151mm) of snow. Throughout the year, in Katy, there are 52.1 snowfall days, and 24.21" (615mm) of snow is accumulated.Daylight
The average length of the day in January in Katy is 9h and 46min.On the first day of January, sunrise is at 7:41 am and sunset at 5:07 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 5:39 pm EST.
Sunshine
The month with the least sunshine in Katy is January, with an average of 2.9h of sunshine.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Katy. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: A maximum UV index of 2 in January translates into the following recommendations:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Frequently asked questions
What is the coldest time of year in Katy?
How cold is it in Katy in January?
What is the most humid month in Katy?
What is the average humidity in January in Katy?
How much does it rain in Katy in January?
How much does it snow in Katy in January?
How many hours of daylight does Katy have in January?
When are sunrise and sunset in January in Katy?
What is the month with the least sunshine in Katy?
How many hours of sunshine does Katy have in January?
When is the lowest UV index in Katy?
How high is the UV index in January in Katy?
Average temperature in January
Katy, WV
- Average high temperature in January: 35.8°F
The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (35.8°F).
- Average low temperature in January: 22.5°F
The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).
Average pressure in January
Katy, WV
- Average pressure in January: 30.12"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in January
Katy, WV
- Average wind speed in January: 7mph
The windiest months (with the highest average wind speed) are January and February (7mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in January
Katy, WV
- Average humidity in January: 84%
The months with the highest relative humidity are January and February (84%).
The month with the lowest relative humidity is August (77%).
Average rainfall in January
Katy, WV
- Average rainfall in January: 2.83"
The wettest month (with the highest rainfall) is May (4.53").
The driest month (with the least rainfall) is November (2.24").
Average rainfall days in January
Katy, WV
- Average rainfall days in January: 10.8 days
The month with the highest number of rainy days is May (21.3 days).
The month with the least rainy days is January (10.8 days).
Average snowfall in January
Katy, WV
- Average snowfall in January: 5.94"
The month with the highest snowfall is February (6.18").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Katy, WV
- Average snowfall days in January: 15 days
The month with the highest number of snowfall days is January (15 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Katy, WV
- Average daylight in January: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in January: 2h and 5min
The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).
Average sunshine days in January
Katy, WV
- Average sunshine days in January: 9.3 days
The month with the most sunshine days is November (15.4 days).
The month with the least sunshine days is May (7.8 days).
Average UV index in January
Katy, WV
- Average UV index in January: 2
The months with the highest UV index are May and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in January
Katy, WV
- Average cloud cover in January: 69
The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 37).
Average visibility in January
Katy, WV
- Average visibility in January: 4mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January and February (4mi).
Katy, West Virginia, USA
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