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 sea temperature 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 Seward, Alaska, the month of January is known for its lowest average temperatures, reaching a high of 24.6°F (-4.1°C) and a low of 17.1°F (-8.3°C).Humidity
In January, the average relative humidity is 86%.Rainfall
In January, the rain falls for 10.9 days. Throughout January, 4.49" (114mm) of precipitation is accumulated. Throughout the year, there are 166.9 rainfall days, and 56.06" (1424mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In January, it is snowing for 11.1 days. Throughout January, 9.76" (248mm) of snow is accumulated. In Seward, Alaska, during the entire year, snow falls for 72 days and aggregates up to 73.19" (1859mm) of snow.Ocean temperature
In January, the average ocean temperature is 40.5°F (4.7°C).Note: For swimming, this is considered extremely cold, dangerous, and life-threatening. Unless suitably protected with insulated waterproof clothing, hypothermia quickly occurs.
Daylight
In Seward, the average length of the day in January is 6h and 52min.On the first day of the month, sunrise is at 10:00 am and sunset at 4:01 pm. On the last day of January, sunrise is at 9:14 am and sunset at 5:08 pm AKST.
Sunshine
January and December, with an average of 3.1h of sunshine, are months with the least sunshine.UV index
January, October through December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum daily UV index, 1 in January, converts into the following recommendations:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What time of the year is the coldest?
How cold is January?
What is the average humidity in January?
How many days does it rain in January in Seward?
How much does it snow in January?
How cold is the water in January?
What is the average length of the day in January?
When is the sunrise / sunset in January?
What are the months with the least sunshine?
How long on average sun shines in January?
When is the lowest UV index?
How high is the UV index in January?
Average temperature in January
Seward, AK
- Average high temperature in January: 24.6°F
The warmest month (with the highest average high temperature) is July (56.8°F).
The month with the lowest average high temperature is January (24.6°F).
- Average low temperature in January: 17.1°F
The month with the highest average low temperature is July (47.8°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).
Average pressure in January
Seward, AK
- Average pressure in January: 29.65"Hg
The month with the highest atmospheric pressure is July (29.98"Hg).
The month with the lowest atmospheric pressure is November (29.61"Hg).
Average wind speed in January
Seward, AK
- Average wind speed in January: 8.5mph
The windiest month (with the highest average wind speed) is November (8.9mph).
The calmest month (with the lowest average wind speed) is June (4.8mph).
Average humidity in January
Seward, AK
- Average humidity in January: 86%
The months with the highest relative humidity are March, April and December (87%).
The month with the lowest relative humidity is June (80%).
Average rainfall in January
Seward, AK
- Average rainfall in January: 4.49"
The wettest month (with the highest rainfall) is December (7.64").
The driest month (with the least rainfall) is June (2.09").
Average rainfall days in January
Seward, AK
- Average rainfall days in January: 10.9 days
The month with the highest number of rainy days is August (19 days).
The month with the least rainy days is February (7.6 days).
Average snowfall in January
Seward, AK
- Average snowfall in January: 9.76"
The month with the highest snowfall is February (18.35").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Seward, AK
- Average snowfall days in January: 11.1 days
The month with the highest number of snowfall days is March (14.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average sea temperature in January
Seward, AK
- Average sea temperature in January: 40.5°F
The best month for swimming (with the highest average sea temperature) is August (56°F).
The coldest month (with the lowest average sea temperature) is March (39°F).
Average daylight in January /
Average sunshine in January
Seward, 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: 3h and 1min
The month with the most sunshine is June (Average sunshine: 9h and 30min).
The months with the least sunshine are January and December (Average sunshine: 3h and 6min).
Average sunshine days in January
Seward, AK
- Average sunshine days in January: 13.8 days
The month with the most sunshine days is January (13.8 days).
The month with the least sunshine days is September (10.6 days).
Average UV index in January
Seward, AK
- Average UV index in January: 1
The month with the highest UV index is July (UV index 4).
The months with the lowest UV index are January, October, November and December (UV index 1).
Average cloud cover in January
Seward, AK
- Average cloud cover in January: 54
The month with the most cloud cover is December (Cloud cover 55).
The months with the least cloud cover are March and November (Cloud cover 50).
Average visibility in January
Seward, AK
- Average visibility in January: 5mi
The months with the highest visibility are June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March, April, May and December (5mi).
Seward, Alaska, USA
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