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 arrival of January sees a recorded average high-temperature of a still subzero cold 26.1°F (-3.3°C), showing little divergence from the previous month's conditions. In the month of January, an average of 7.3°F (-13.7°C) marks the low-temperature.Humidity
The average relative humidity in January is 93%.Rainfall
In Herman, during January, the rain falls for 4.6 days and regularly aggregates up to 2.64" (67mm) of precipitation. Throughout the year, there are 127 rainfall days, and 24.29" (617mm) of precipitation is accumulated.Snowfall
Months with snowfall in Herman are January through June, September through December. In Herman, in January, during 20.6 snowfall days, 22.09" (561mm) of snow is typically accumulated. Throughout the year, there are 126.6 snowfall days, and 110.28" (2801mm) of snow is accumulated.Daylight
In Herman, the average length of the day in January is 9h and 26min.On the first day of the month, sunrise is at 7:57 am and sunset at 5:01 pm. On the last day of January, sunrise is at 7:42 am and sunset at 5:36 pm MST.
Sunshine
In January, the average sunshine is 4.1h.UV index
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 1. 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: The maximum UV index, 1 during January, leads to the following recommendations:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in January?
What is the average humidity in January?
How many days does it rain in January in Herman?
How much does it snow in January?
What is the average length of the day in January in Herman?
When are sunrise and sunset in January?
How many hours of sunshine does Herman have in January?
When is the lowest UV index?
How high is the UV index in January?
Average temperature in January
Herman, ID
- Average high temperature in January: 26.1°F
The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is December (24.3°F).
- Average low temperature in January: 7.3°F
The months with the highest average low temperature are July and August (45.3°F).
The coldest month (with the lowest average low temperature) is January (7.3°F).
Average pressure in January
Herman, ID
- Average pressure in January: 30.28"Hg
The month with the highest atmospheric pressure is January (30.28"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in January
Herman, ID
- Average wind speed in January: 4.3mph
The windiest month (with the highest average wind speed) is June (5.7mph).
The calmest month (with the lowest average wind speed) is January (4.3mph).
Average humidity in January
Herman, ID
- Average humidity in January: 93%
The month with the highest relative humidity is February (94%).
The month with the lowest relative humidity is August (46%).
Average rainfall in January
Herman, ID
- Average rainfall in January: 2.64"
The wettest month (with the highest rainfall) is February (2.91").
The driest month (with the least rainfall) is July (0.91").
Average rainfall days in January
Herman, ID
- Average rainfall days in January: 4.6 days
The month with the highest number of rainy days is May (17.9 days).
The month with the least rainy days is January (4.6 days).
Average snowfall in January
Herman, ID
- Average snowfall in January: 22.09"
The month with the highest snowfall is February (22.91").
The months with the least snowfall are July and August (0").
Average snowfall days in January
Herman, ID
- Average snowfall days in January: 20.6 days
The months with the highest number of snowfall days are February and December (22.3 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in January /
Average sunshine in January
Herman, ID
- Average daylight in January: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in January: 4h and 1min
The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is February (Average sunshine: 4h and 0min).
Average sunshine days in January
Herman, ID
- Average sunshine days in January: 10.4 days
The month with the most sunshine days is September (16.2 days).
The month with the least sunshine days is April (5.3 days).
Average UV index in January
Herman, ID
- Average UV index in January: 1
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 1).
Average cloud cover in January
Herman, ID
- Average cloud cover in January: 61
The month with the most cloud cover is February (Cloud cover 67).
The months with the least cloud cover are July and August (Cloud cover 13).
Average visibility in January
Herman, 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, February and December (3mi).
Herman, Idaho, USA
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