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 is the coldest month, exhibiting average temperatures of 15.6°F (-9.1°C) at the peak and 1.8°F (-16.8°C) at the base.Humidity
With an average relative humidity of 91%, January is the most humid month.Rainfall
The months with the least rainfall in Portland are January and February Rain falls for 2.7 days and accumulates 0.55" (14mm) of rain.Snowfall
Months with snowfall are January through May, October through December. In January, in Portland, it is snowing for 13.4 days. Throughout January, 3.43" (87mm) of snow is accumulated. Throughout the year, there are 66.9 snowfall days, and 20.43" (519mm) of snow is accumulated.Daylight
The average length of the day in January is 8h and 58min.On the first day of the month, sunrise is at 8:17 am and sunset at 4:48 pm. On the last day of January, in Portland, North Dakota, sunrise is at 7:57 am and sunset at 5:28 pm CST.
Sunshine
With an average of 3.3h of sunshine, January has the least sunshine of the year in Portland.UV index
The months with the lowest UV index in Portland are January, February and November, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The UV index of 1 during January translates into the following guidance:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month in Portland?
How cold is it in Portland in January?
What is the most humid month in Portland?
What is the average humidity in January in Portland?
What is the driest month in Portland?
How many days does it rain in January in Portland?
How many days does it snow in January in Portland?
What is the average length of the day in January in Portland?
When are sunrise and sunset in January in Portland?
What is the month with the least sunshine in Portland?
How long on average sun shines in January in Portland?
What is the month with the lowest UV index in Portland?
What is the UV index reading in January in Portland?
Average temperature in January
Portland, ND
- Average high temperature in January: 15.6°F
The warmest months (with the highest average high temperature) are July and August (80.4°F).
The month with the lowest average high temperature is January (15.6°F).
- Average low temperature in January: 1.8°F
The month with the highest average low temperature is July (60.3°F).
The coldest month (with the lowest average low temperature) is January (1.8°F).
Average pressure in January
Portland, ND
- Average pressure in January: 30.15"Hg
The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).
Average wind speed in January
Portland, ND
- Average wind speed in January: 10.4mph
The windiest month (with the highest average wind speed) is October (10.9mph).
The calmest months (with the lowest average wind speed) are July and August (8.3mph).
Average humidity in January
Portland, ND
- Average humidity in January: 91%
The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is August (61%).
Average rainfall in January
Portland, ND
- Average rainfall in January: 0.55"
The wettest month (with the highest rainfall) is June (3.5").
The driest months (with the least rainfall) are January and February (0.55").
Average rainfall days in January
Portland, ND
- Average rainfall days in January: 2.7 days
The month with the highest number of rainy days is June (16.9 days).
The month with the least rainy days is February (1.9 days).
Average snowfall in January
Portland, ND
- Average snowfall in January: 3.43"
The month with the highest snowfall is December (4.25").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Portland, ND
- Average snowfall days in January: 13.4 days
The month with the highest number of snowfall days is December (14 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Portland, ND
- Average daylight in January: 9h and 0min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in January: 3h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).
Average sunshine days in January
Portland, ND
- Average sunshine days in January: 16.7 days
The month with the most sunshine days is September (20.4 days).
The month with the least sunshine days is June (10.3 days).
Average UV index in January
Portland, ND
- Average UV index in January: 1
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February and November (UV index 1).
Average cloud cover in January
Portland, ND
- Average cloud cover in January: 65
The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 25).
Average visibility in January
Portland, ND
- Average visibility in January: 5mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).
Portland, North Dakota, USA
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