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
The coldest time of the year is January, with temperatures averaging a high of 35.4°F (1.9°C) and a low of 30.7°F (-0.7°C).Humidity
The average relative humidity in January is 83%.Rainfall
In January, the rain falls for 13.2 days. Throughout January, 3.66" (93mm) of precipitation is accumulated. Throughout the year, there are 171.2 rainfall days, and 37.32" (948mm) of precipitation is accumulated.Snowfall
Months with snowfall in Old Harbor are January through May, September through December. In Old Harbor, in January, during 6.6 snowfall days, 2.52" (64mm) of snow is typically accumulated. In Old Harbor, during the entire year, snow falls for 35.1 days and aggregates up to 13.74" (349mm) of snow.Daylight
In January, the average length of the day is 7h and 31min.On the first day of the month, sunrise is at 9:52 am and sunset at 4:41 pm. On the last day of January, sunrise is at 9:14 am and sunset at 5:38 pm AKST.
Sunshine
January and December, with an average of 2.6h of sunshine, are months with the least sunshine.UV index
The month with the lowest UV index is January, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum daily UV index, 1 in January, converts into the following recommendations:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What month 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 many days does it snow in January?
How many hours of daylight does Old Harbor have in January?
When are sunrise and sunset in January?
What is the month with the least sunshine in Old Harbor?
How long on average sun shines in January in Old Harbor?
What is the month with the lowest UV index?
How high is the UV index in January?
Average temperature in January
Old Harbor, AK
- Average high temperature in January: 35.4°F
The warmest month (with the highest average high temperature) is August (57.6°F).
The month with the lowest average high temperature is January (35.4°F).
- Average low temperature in January: 30.7°F
The month with the highest average low temperature is August (50.7°F).
The coldest month (with the lowest average low temperature) is March (30.6°F).
Average pressure in January
Old Harbor, AK
- Average pressure in January: 29.56"Hg
The month with the highest atmospheric pressure is July (29.98"Hg).
The month with the lowest atmospheric pressure is December (29.55"Hg).
Average wind speed in January
Old Harbor, AK
- Average wind speed in January: 13.9mph
The windiest month (with the highest average wind speed) is December (14.2mph).
The calmest month (with the lowest average wind speed) is July (7.8mph).
Average humidity in January
Old Harbor, AK
- Average humidity in January: 83%
The month with the highest relative humidity is July (86%).
The months with the lowest relative humidity are March and November (80%).
Average rainfall in January
Old Harbor, AK
- Average rainfall in January: 3.66"
The wettest months (with the highest rainfall) are October and November (4.53").
The driest month (with the least rainfall) is July (1.85").
Average rainfall days in January
Old Harbor, AK
- Average rainfall days in January: 13.2 days
The month with the highest number of rainy days is September (17.6 days).
The month with the least rainy days is March (10.8 days).
Average snowfall in January
Old Harbor, AK
- Average snowfall in January: 2.52"
The month with the highest snowfall is March (3.15").
The months with the least snowfall are June, July and August (0").
Average snowfall days in January
Old Harbor, AK
- Average snowfall days in January: 6.6 days
The month with the highest number of snowfall days is March (8.5 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in January /
Average sunshine in January
Old Harbor, AK
- Average daylight in January: 7h and 3min
The month with the longest days is June (Average daylight: 17h and 48min).
The month with the shortest days is December (Average daylight: 6h and 48min).
- Average sunshine in January: 2h and 4min
The month with the most sunshine is July (Average sunshine: 8h and 18min).
The months with the least sunshine are January and December (Average sunshine: 2h and 36min).
Average sunshine days in January
Old Harbor, AK
- Average sunshine days in January: 11.9 days
The month with the most sunshine days is July (14.7 days).
The month with the least sunshine days is April (10.7 days).
Average UV index in January
Old Harbor, AK
- Average UV index in January: 1
The months with the highest UV index are June, July, August and September (UV index 3).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in January
Old Harbor, AK
- Average cloud cover in January: 63
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is September (Cloud cover 52).
Average visibility in January
Old Harbor, AK
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Old Harbor, Alaska, USA
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