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 commencement of January brings an average high-temperature of a still wintry 38.8°F (3.8°C), marking an inconsequential divergence from December. During the nights in January, an average low-temperature of 26.6°F (-3°C) is observed.Humidity
In January, the average relative humidity is 79%.Rainfall
In Post, during January, the rain falls for 5.7 days and regularly aggregates up to 0.59" (15mm) of precipitation. In Post, during the entire year, the rain falls for 65.5 days and collects up to 5.67" (144mm) of precipitation.Snowfall
January through April, September through December are months with snowfall. In Post, in January, during 3.6 snowfall days, 1.46" (37mm) of snow is typically accumulated. In Post, during the entire year, snow falls for 20.9 days and aggregates up to 9.02" (229mm) of snow.Daylight
The average length of the day in January in Post is 9h and 20min.On the first day of January, sunrise is at 7:37 am and sunset at 4:33 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 5:09 pm PST.
Sunshine
In January, the average sunshine is 5.6h.UV index
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: In January, the maximum UV index of 2 transforms into these recommendations:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. To cut down UV radiation exposure by about half, sport a wide-brim hat. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold does it get in January?
What is the average humidity in January?
How much does it rain in January?
How much does it snow in Post in January?
How many hours of daylight does Post have in January?
What time are sunrise and sunset in January?
How many hours of sunshine does Post have in January?
What are the months with the lowest UV index?
What is the UV index intensity in January?
Average temperature in January
Post, OR
- Average high temperature in January: 38.8°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is December (36.1°F).
- Average low temperature in January: 26.6°F
The month with the highest average low temperature is August (54.3°F).
The coldest month (with the lowest average low temperature) is December (24.3°F).
Average pressure in January
Post, OR
- Average pressure in January: 30.19"Hg
The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is August (29.96"Hg).
Average wind speed in January
Post, OR
- Average wind speed in January: 7.5mph
The windiest month (with the highest average wind speed) is March (7.6mph).
The calmest months (with the lowest average wind speed) are August and September (5.7mph).
Average humidity in January
Post, OR
- Average humidity in January: 79%
The month with the highest relative humidity is December (81%).
The months with the lowest relative humidity are July and August (43%).
Average rainfall in January
Post, OR
- Average rainfall in January: 0.59"
The wettest month (with the highest rainfall) is May (0.67").
The driest month (with the least rainfall) is July (0.08").
Average rainfall days in January
Post, OR
- Average rainfall days in January: 5.7 days
The month with the highest number of rainy days is March (9 days).
The month with the least rainy days is July (2 days).
Average snowfall in January
Post, OR
- Average snowfall in January: 1.46"
The month with the highest snowfall is February (3.15").
The months with the least snowfall are May, June, July and August (0").
Average snowfall days in January
Post, OR
- Average snowfall days in January: 3.6 days
The month with the highest number of snowfall days is December (4.8 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in January /
Average sunshine in January
Post, OR
- Average daylight in January: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in January: 5h and 4min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).
Average sunshine days in January
Post, OR
- Average sunshine days in January: 22.9 days
The month with the most sunshine days is July (28.3 days).
The month with the least sunshine days is March (19.5 days).
Average UV index in January
Post, OR
- Average UV index in January: 2
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in January
Post, OR
- Average cloud cover in January: 44
The month with the most cloud cover is December (Cloud cover 45).
The months with the least cloud cover are July and August (Cloud cover 9).
Average visibility in January
Post, OR
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is December (5mi).
Post, Oregon, USA
Weather forecast for your location
2. Allow the app to use your location