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's weather displays an average high-temperature of a still wintry 37°F (2.8°C), slightly varied from December's 36.5°F (2.5°C). Nass reports an average low-temperature of 26.8°F (-2.9°C) during the nights of January.Humidity
The most humid month is January, with an average relative humidity of 82%.Rainfall
In January, the rain falls for 9 days. Throughout January, 0.43" (11mm) of precipitation is accumulated. In Nass, during the entire year, the rain falls for 78 days and collects up to 3.39" (86mm) of precipitation.Snowfall
January through March, September, November and December are months with snowfall in Nass. The months with the most snowfall in Nass are January, February and December, with an average 0.94" (24mm) of accumulated snow.Daylight
The average length of the day in January in Nass, Washington, is 9h and 6min.On the first day of the month, sunrise is at 7:43 am and sunset at 4:24 pm. On the last day of January, sunrise is at 7:24 am and sunset at 5:03 pm PST.
Sunshine
January has the least sunshine of the year, with an average of 5.3h of sunshine.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Nass. A UV Index estimate of 2, and below, represents a low health risk from unsafe exposure to UV radiation for average individuals.Note: The maximum daily UV index, 2 in January, converts into the following recommendations:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Nass in January?
What is the most humid month in Nass?
What is the average humidity in January in Nass?
How many days does it rain in January in Nass?
When does it snow the most in Nass?
How many days does it snow in January in Nass?
What is the average length of the day in January in Nass?
When are sunrise and sunset in January in Nass?
What is the month with the least sunshine in Nass?
How long on average sun shines in January in Nass?
What is the month with the lowest UV index in Nass?
What is the UV index reading in January in Nass?
Average temperature in January
Nass, WA
- Average high temperature in January: 37°F
The warmest month (with the highest average high temperature) is July (86.9°F).
The month with the lowest average high temperature is December (36.5°F).
- Average low temperature in January: 26.8°F
The month with the highest average low temperature is August (60.8°F).
The coldest month (with the lowest average low temperature) is December (25.5°F).
Average pressure in January
Nass, WA
- Average pressure in January: 30.17"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is August (29.92"Hg).
Average wind speed in January
Nass, WA
- Average wind speed in January: 4.9mph
The windiest month (with the highest average wind speed) is April (7.9mph).
The calmest month (with the lowest average wind speed) is December (4.8mph).
Average humidity in January
Nass, WA
- Average humidity in January: 82%
The month with the highest relative humidity is January (82%).
The month with the lowest relative humidity is July (38%).
Average rainfall in January
Nass, WA
- Average rainfall in January: 0.43"
The wettest month (with the highest rainfall) is May (0.63").
The driest month (with the least rainfall) is July (0.08").
Average rainfall days in January
Nass, WA
- Average rainfall days in January: 9 days
The month with the highest number of rainy days is March (9.9 days).
The months with the least rainy days are July and August (2.8 days).
Average snowfall in January
Nass, WA
- Average snowfall in January: 0.94"
The months with the highest snowfall are January, February and December (0.94").
The months with the least snowfall are April, May, June, July, August and October (0").
Average snowfall days in January
Nass, WA
- Average snowfall days in January: 3.8 days
The month with the highest number of snowfall days is December (4.7 days).
The months with the least snowfall days are April, May, June, July, August and October (0 days).
Average daylight in January /
Average sunshine in January
Nass, WA
- Average daylight in January: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in January: 5h and 2min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 5h and 18min).
Average sunshine days in January
Nass, WA
- Average sunshine days in January: 18.3 days
The month with the most sunshine days is July (26.6 days).
The month with the least sunshine days is March (17.3 days).
Average UV index in January
Nass, WA
- Average UV index in January: 2
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in January
Nass, WA
- Average cloud cover in January: 45
The month with the most cloud cover is January (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 9).
Average visibility in January
Nass, WA
- Average visibility in January: 5mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January and December (5mi).
Nass, Washington, USA
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