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 start of January sees the average high-temperature at a still freezing cold 26.2°F (-3.2°C), showing little difference from December's 25.2°F (-3.8°C). An average low-temperature of 7.9°F (-13.4°C) is expected during January.Humidity
January and February, with an average relative humidity of 92%, are the most humid months.Rainfall
In Georgetown, in January, it is raining for 6 days, with typically 2.17" (55mm) of accumulated precipitation. In Georgetown, Idaho, during the entire year, the rain falls for 117.5 days and collects up to 20.24" (514mm) of precipitation.Snowfall
Months with snowfall are January through June, September through December. In Georgetown, during January, snow falls for 19.8 days and regularly aggregates up to 18.11" (460mm) of snow. Throughout the year, there are 116.1 snowfall days, and 91.14" (2315mm) of snow is accumulated.Daylight
In January, the average length of the day in Georgetown is 9h and 29min.On the first day of January in Georgetown, Idaho, sunrise is at 7:54 am and sunset at 5:02 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 5:37 pm MST.
Sunshine
January has the least sunshine of the year, with an average of 4.4h of sunshine.UV index
January, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for the ordinary person.Note: During January, 1 as the daily maximum UV index converts into the following advice:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
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?
How many days does it rain in January in Georgetown?
How many days does it snow in January?
How many hours of daylight does Georgetown have in January?
When is the sunrise / sunset in January?
What is the month with the least sunshine?
How many hours of sunshine does Georgetown have in January?
What are the months with the lowest UV index?
How high is the UV index in January?
Average temperature in January
Georgetown, ID
- Average high temperature in January: 26.2°F
The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is December (25.2°F).
- Average low temperature in January: 7.9°F
The month with the highest average low temperature is July (48.9°F).
The coldest month (with the lowest average low temperature) is January (7.9°F).
Average pressure in January
Georgetown, ID
- Average pressure in January: 30.29"Hg
The month with the highest atmospheric pressure is January (30.29"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in January
Georgetown, ID
- Average wind speed in January: 4.2mph
The windiest month (with the highest average wind speed) is June (5.8mph).
The calmest months (with the lowest average wind speed) are January and December (4.2mph).
Average humidity in January
Georgetown, ID
- Average humidity in January: 92%
The months with the highest relative humidity are January and February (92%).
The month with the lowest relative humidity is August (42%).
Average rainfall in January
Georgetown, ID
- Average rainfall in January: 2.17"
The wettest month (with the highest rainfall) is May (2.6").
The driest month (with the least rainfall) is July (0.63").
Average rainfall days in January
Georgetown, ID
- Average rainfall days in January: 6 days
The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is January (6 days).
Average snowfall in January
Georgetown, ID
- Average snowfall in January: 18.11"
The month with the highest snowfall is February (18.39").
The months with the least snowfall are July and August (0").
Average snowfall days in January
Georgetown, ID
- Average snowfall days in January: 19.8 days
The month with the highest number of snowfall days is December (21.6 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in January /
Average sunshine in January
Georgetown, ID
- Average daylight in January: 9h and 3min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in January: 4h and 2min
The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).
Average sunshine days in January
Georgetown, ID
- Average sunshine days in January: 11.3 days
The month with the most sunshine days is July (18.8 days).
The month with the least sunshine days is February (6.8 days).
Average UV index in January
Georgetown, ID
- Average UV index in January: 1
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in January
Georgetown, ID
- Average cloud cover in January: 57
The month with the most cloud cover is February (Cloud cover 62).
The months with the least cloud cover are July and August (Cloud cover 12).
Average visibility in January
Georgetown, ID
- Average visibility in January: 3mi
The months with the highest visibility are May, June, July, August, September and October (6mi).
The months with the lowest visibility are January and February (3mi).
Georgetown, Idaho, USA
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