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
Heyburn experiences an average high-temperature of a still wintry 33.4°F (0.8°C) in January, subtly different from December's 32.5°F (0.3°C). Heyburn sees an average low-temperature of 22.1°F (-5.5°C) during January.Humidity
January is the most humid month in Heyburn, with an average relative humidity of 80%.Rainfall
In Heyburn, in January, during 8.5 rainfall days, 1.26" (32mm) of precipitation is typically accumulated. In Heyburn, during the entire year, the rain falls for 105.2 days and collects up to 10.63" (270mm) of precipitation.Snowfall
Months with snowfall in Heyburn are January through May, September through December. In Heyburn, in January, during 11.8 snowfall days, 6.26" (159mm) of snow is typically accumulated. Throughout the year, in Heyburn, there are 50.9 snowfall days, and 24.57" (624mm) of snow is accumulated.Daylight
In January, the average length of the day in Heyburn, Idaho, is 9h and 29min.On the first day of January, sunrise is at 8:04 am and sunset at 5:12 pm. On the last day of the month, sunrise is at 7:50 am and sunset at 5:46 pm MST.
Sunshine
With an average of 5.7h of sunshine, January has the least sunshine of the year in Heyburn.UV index
The average daily maximum UV index in January in Heyburn is 2. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV rays for the average person.Note: A maximum daily UV index of 2 during January morphs into the following directions:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Boost your sun resistance with garments that are densely woven yet spacious. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Frequently asked questions
How cold is it in Heyburn in January?
What is the most humid month in Heyburn?
What is the average humidity in January in Heyburn?
How many days does it rain in January in Heyburn?
How many days does it snow in January in Heyburn?
What is the average length of the day in January in Heyburn?
When is the sunrise / sunset in January in Heyburn?
What is the month with the least sunshine in Heyburn?
How many hours of sunshine does Heyburn have in January?
How high is the UV index in January in Heyburn?
Average temperature in January
Heyburn, ID
- Average high temperature in January: 33.4°F
The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is December (32.5°F).
- Average low temperature in January: 22.1°F
The months with the highest average low temperature are July and August (60.8°F).
The coldest month (with the lowest average low temperature) is December (21.6°F).
Average pressure in January
Heyburn, 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 (29.87"Hg).
Average wind speed in January
Heyburn, ID
- Average wind speed in January: 7.1mph
The windiest month (with the highest average wind speed) is April (9.8mph).
The calmest month (with the lowest average wind speed) is January (7.1mph).
Average humidity in January
Heyburn, ID
- Average humidity in January: 80%
The month with the highest relative humidity is January (80%).
The months with the lowest relative humidity are July and August (30%).
Average rainfall in January
Heyburn, ID
- Average rainfall in January: 1.26"
The wettest month (with the highest rainfall) is March (1.46").
The driest month (with the least rainfall) is July (0.28").
Average rainfall days in January
Heyburn, ID
- Average rainfall days in January: 8.5 days
The months with the highest number of rainy days are March and April (14 days).
The months with the least rainy days are July and August (5.2 days).
Average snowfall in January
Heyburn, ID
- Average snowfall in January: 6.26"
The month with the highest snowfall is December (6.54").
The months with the least snowfall are June, July and August (0").
Average snowfall days in January
Heyburn, ID
- Average snowfall days in January: 11.8 days
The month with the highest number of snowfall days is December (13 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in January /
Average sunshine in January
Heyburn, ID
- Average daylight in January: 9h and 3min
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: 5h and 4min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 42min).
Average sunshine days in January
Heyburn, ID
- Average sunshine days in January: 16.6 days
The month with the most sunshine days is July (22.6 days).
The month with the least sunshine days is March (12 days).
Average UV index in January
Heyburn, ID
- Average UV index in January: 2
The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in January
Heyburn, ID
- Average cloud cover in January: 39
The month with the most cloud cover is December (Cloud cover 40).
The months with the least cloud cover are July and August (Cloud cover 11).
Average visibility in January
Heyburn, ID
- Average visibility in January: 5mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Heyburn, Idaho, USA
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