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 shift to January signals an average high-temperature of a cold 33.4°F (0.8°C), subtly varied from December's 31.8°F (-0.1°C). De Smet usually reports an average low-temperature of 22.5°F (-5.3°C) during the month of January.Humidity
January is the most humid month, with an average relative humidity of 92%.Rainfall
The month with the most rainfall is January, when the rain falls for 11.9 days and typically aggregates up to 3.66" (93mm) of precipitation.Snowfall
January through May, September through December are months with snowfall. The month with the most snowfall is January, when snow falls for 15.4 days and typically aggregates up to 16.22" (412mm) of snow.Daylight
In January, the average length of the day in De Smet is 9h and 1min.On the first day of January in De Smet, sunrise is at 7:33 am and sunset at 4:08 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 4:47 pm PST.
Sunshine
In De Smet, the average sunshine in January is 3.6h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for the average person.Note: In January, the UV index of 1 transforms into the following advice:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in January?
What is the most humid month?
What is the average humidity in January?
What is the wettest month in De Smet?
How many days does it rain in January?
What is the snowiest month?
How many days does it snow in January?
How many hours of daylight does De Smet have in January?
What time are sunrise and sunset in January?
How long on average sun shines in January?
What is the month with the lowest UV index?
What is the UV index reading in January?
Average temperature in January
De Smet, ID
- Average high temperature in January: 33.4°F
The warmest month (with the highest average high temperature) is August (80.2°F).
The month with the lowest average high temperature is December (31.8°F).
- Average low temperature in January: 22.5°F
The month with the highest average low temperature is August (50.2°F).
The coldest month (with the lowest average low temperature) is December (21.2°F).
Average pressure in January
De Smet, ID
- Average pressure in January: 30.19"Hg
The month with the highest atmospheric pressure is January (30.19"Hg).
The months with the lowest atmospheric pressure are June and August (29.92"Hg).
Average wind speed in January
De Smet, ID
- Average wind speed in January: 4.2mph
The windiest month (with the highest average wind speed) is April (5mph).
The calmest months (with the lowest average wind speed) are August and September (4mph).
Average humidity in January
De Smet, ID
- Average humidity in January: 92%
The month with the highest relative humidity is January (92%).
The month with the lowest relative humidity is August (50%).
Average rainfall in January
De Smet, ID
- Average rainfall in January: 3.66"
The wettest month (with the highest rainfall) is January (3.66").
The driest month (with the least rainfall) is July (0.35").
Average rainfall days in January
De Smet, ID
- Average rainfall days in January: 11.9 days
The month with the highest number of rainy days is April (18.7 days).
The month with the least rainy days is July (4.9 days).
Average snowfall in January
De Smet, ID
- Average snowfall in January: 16.22"
The month with the highest snowfall is January (16.22").
The months with the least snowfall are June, July and August (0").
Average snowfall days in January
De Smet, ID
- Average snowfall days in January: 15.4 days
The month with the highest number of snowfall days is December (16.3 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in January /
Average sunshine in January
De Smet, ID
- 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 36min).
- Average sunshine in January: 3h and 4min
The month with the most sunshine is August (Average sunshine: 11h and 54min).
The months with the least sunshine are February and December (Average sunshine: 3h and 30min).
Average sunshine days in January
De Smet, ID
- Average sunshine days in January: 10.2 days
The month with the most sunshine days is July (25.2 days).
The month with the least sunshine days is March (7.5 days).
Average UV index in January
De Smet, ID
- Average UV index in January: 1
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in January
De Smet, ID
- Average cloud cover in January: 63
The month with the most cloud cover is February (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 13).
Average visibility in January
De Smet, ID
- Average visibility in January: 3mi
The months with the highest visibility are May, June, July, August, September and October (6mi).
The month with the lowest visibility is January (3mi).
De Smet, Idaho, USA
Weather forecast for your location
2. Allow the app to use your location