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, with its high-temperature average of 30.2°F (-1°C) and a low-temperature average of 24.8°F (-4°C), is the coldest month.Humidity
The average relative humidity in January is 80%.Rainfall
In Katalla, in January, during 13.6 rainfall days, 6.69" (170mm) of precipitation is typically accumulated. In Katalla, during the entire year, the rain falls for 191.3 days and collects up to 72.4" (1839mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Katalla, in January, during 10.3 snowfall days, 12.64" (321mm) of snow is typically accumulated. Throughout the year, there are 66.1 snowfall days, and 74.57" (1894mm) of snow is accumulated.Daylight
The average length of the day in January is 6h and 51min.On the first day of the month, sunrise is at 9:41 am and sunset at 3:41 pm. On the last day of January, in Katalla, sunrise is at 8:55 am and sunset at 4:48 pm AKST.
Sunshine
In January, the average sunshine is 2.5h.UV index
The average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for the average person.Note: In January, the maximum UV index of 2 suggests this advice:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What part of the year is the coldest?
How cold is it in January?
What is the average humidity in January?
How many days does it rain in January?
How much does it snow in Katalla in January?
What is the average length of the day in January?
When is the sunrise / sunset in January?
How long on average sun shines in January?
What is the UV index intensity in January in Katalla?
Average temperature in January
Katalla, AK
- Average high temperature in January: 30.2°F
The warmest month (with the highest average high temperature) is July (58.6°F).
The month with the lowest average high temperature is January (30.2°F).
- Average low temperature in January: 24.8°F
The month with the highest average low temperature is August (50°F).
The coldest month (with the lowest average low temperature) is January (24.8°F).
Average pressure in January
Katalla, AK
- Average pressure in January: 29.7"Hg
The month with the highest atmospheric pressure is July (30"Hg).
The month with the lowest atmospheric pressure is November (29.65"Hg).
Average wind speed in January
Katalla, AK
- Average wind speed in January: 12.1mph
The windiest months (with the highest average wind speed) are January and November (12.1mph).
The calmest month (with the lowest average wind speed) is June (5.2mph).
Average humidity in January
Katalla, AK
- Average humidity in January: 80%
The month with the highest relative humidity is August (84%).
The month with the lowest relative humidity is November (75%).
Average rainfall in January
Katalla, AK
- Average rainfall in January: 6.69"
The wettest month (with the highest rainfall) is October (9.09").
The driest month (with the least rainfall) is June (2.72").
Average rainfall days in January
Katalla, AK
- Average rainfall days in January: 13.6 days
The month with the highest number of rainy days is August (21 days).
The month with the least rainy days is February (9.6 days).
Average snowfall in January
Katalla, AK
- Average snowfall in January: 12.64"
The month with the highest snowfall is December (17.76").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Katalla, AK
- Average snowfall days in January: 10.3 days
The month with the highest number of snowfall days is December (12.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Katalla, AK
- Average daylight in January: 6h and 5min
The month with the longest days is June (Average daylight: 18h and 48min).
The month with the shortest days is December (Average daylight: 6h and 0min).
- Average sunshine in January: 2h and 3min
The months with the most sunshine are May, June and July (Average sunshine: 7h and 36min).
The month with the least sunshine is December (Average sunshine: 2h and 6min).
Average sunshine days in January
Katalla, AK
- Average sunshine days in January: 10.3 days
The month with the most sunshine days is July (12.1 days).
The month with the least sunshine days is September (8 days).
Average UV index in January
Katalla, AK
- Average UV index in January: 2
The month with the highest UV index is July (UV index 4).
The months with the lowest UV index are November and December (UV index 1).
Average cloud cover in January
Katalla, AK
- Average cloud cover in January: 63
The month with the most cloud cover is December (Cloud cover 68).
The month with the least cloud cover is May (Cloud cover 57).
Average visibility in January
Katalla, AK
- Average visibility in January: 5mi
The months with the highest visibility are February, March, April, May, June, July, September, October and November (6mi).
The months with the lowest visibility are January, August and December (5mi).
Katalla, Alaska, USA
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