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
Port Graham witnesses the coldest weather in January, with temperatures averaging a high of 29.8°F (-1.2°C) and a low of 25.9°F (-3.4°C).Humidity
In Port Graham, the average relative humidity in January is 83%.Rainfall
In Port Graham, in January, during 12.9 rainfall days, 2.87" (73mm) of precipitation is typically accumulated. In Port Graham, Alaska, during the entire year, the rain falls for 179.8 days and collects up to 36.57" (929mm) of precipitation.Snowfall
Months with snowfall are January through May, September through December. In Port Graham, in January, snow falls for 12.3 days, with typically accumulated 6.34" (161mm) of snow. In Port Graham, during the entire year, snow falls for 70.1 days and aggregates up to 38.58" (980mm) of snow.Daylight
In January, the average length of the day is 7h and 3min.On the first day of the month, sunrise is at 10:03 am and sunset at 4:18 pm. On the last day of January, sunrise is at 9:19 am and sunset at 5:21 pm AKST.
Sunshine
In January, the average sunshine is 3h.UV index
The months with the lowest UV index are January through May, October through December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV rays for the average person.Note: In January, an average UV index of 2 transforms into the following instructions:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the coldest months?
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 January?
How many hours of daylight does Port Graham have in January?
What time are sunrise and sunset in January?
How many hours of sunshine does Port Graham have in January?
When is the lowest UV index?
How high is the UV index in January?
Average temperature in January
Port Graham, AK
- Average high temperature in January: 29.8°F
The warmest months (with the highest average high temperature) are July and August (55.9°F).
The month with the lowest average high temperature is January (29.8°F).
- Average low temperature in January: 25.9°F
The month with the highest average low temperature is August (50.4°F).
The coldest month (with the lowest average low temperature) is January (25.9°F).
Average pressure in January
Port Graham, AK
- Average pressure in January: 29.62"Hg
The month with the highest atmospheric pressure is July (29.96"Hg).
The month with the lowest atmospheric pressure is December (29.6"Hg).
Average wind speed in January
Port Graham, AK
- Average wind speed in January: 12.1mph
The windiest month (with the highest average wind speed) is December (12.2mph).
The calmest month (with the lowest average wind speed) is June (6.2mph).
Average humidity in January
Port Graham, AK
- Average humidity in January: 83%
The months with the highest relative humidity are July and August (84%).
The months with the lowest relative humidity are May and November (78%).
Average rainfall in January
Port Graham, AK
- Average rainfall in January: 2.87"
The wettest month (with the highest rainfall) is December (5.2").
The driest month (with the least rainfall) is June (1.38").
Average rainfall days in January
Port Graham, AK
- Average rainfall days in January: 12.9 days
The month with the highest number of rainy days is September (18.8 days).
The month with the least rainy days is February (9 days).
Average snowfall in January
Port Graham, AK
- Average snowfall in January: 6.34"
The month with the highest snowfall is February (8.98").
The months with the least snowfall are June, July and August (0").
Average snowfall days in January
Port Graham, AK
- Average snowfall days in January: 12.3 days
The month with the highest number of snowfall days is February (13.3 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in January /
Average sunshine in January
Port Graham, AK
- Average daylight in January: 7h and 1min
The month with the longest days is June (Average daylight: 18h and 30min).
The month with the shortest days is December (Average daylight: 6h and 12min).
- Average sunshine in January: 3h and 0min
The month with the most sunshine is July (Average sunshine: 8h and 54min).
The month with the least sunshine is December (Average sunshine: 2h and 30min).
Average sunshine days in January
Port Graham, AK
- Average sunshine days in January: 9.3 days
The month with the most sunshine days is July (13.7 days).
The month with the least sunshine days is December (7.5 days).
Average UV index in January
Port Graham, 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 January, February, March, April, May, October, November and December (UV index 2).
Average cloud cover in January
Port Graham, AK
- Average cloud cover in January: 58
The month with the most cloud cover is December (Cloud cover 64).
The month with the least cloud cover is July (Cloud cover 51).
Average visibility in January
Port Graham, 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).
Port Graham, Alaska, USA
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