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
Bonneville's shift into January is marked by a subtle change to a still cold 39°F (3.9°C) from December's 37.9°F (3.3°C) in temperature. Bonneville sustains an average of approximately a freezing cold 30°F (-1.1°C) during January nights, with little variation from daytime highs.Humidity
In Bonneville, the average relative humidity in January is 87%.Rainfall
The month with the most rainfall is January, when the rain falls for 16.6 days and typically aggregates up to 5.35" (136mm) of precipitation.Snowfall
Months with snowfall in Bonneville are January through March, November and December. January is the month with the most snowfall. Snow falls for 2.3 days and accumulates 3.62" (92mm) of snow.Daylight
In January, the average length of the day is 9h and 11min.On the first day of January, sunrise is at 7:48 am and sunset at 4:34 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 5:12 pm PST.
Sunshine
In Bonneville, the average sunshine in January is 3.4h.UV index
With an average maximum UV index of 1, January is the month with the lowest UV index in Bonneville. A UV Index of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for the average person.Note: The maximum daily UV index, 1 in January, converts into the following recommendations:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
Frequently asked questions
Is it cold in Bonneville during January?
What is the average humidity in January in Bonneville?
What is the rainiest month in Bonneville?
How much does it rain in Bonneville in January?
What is the snowiest month in Bonneville?
How many days does it snow in January in Bonneville?
What is the average length of the day in January in Bonneville?
When is the sunrise / sunset in January in Bonneville?
How many hours of sunshine does Bonneville have in January?
What is the month with the lowest UV index in Bonneville?
What is the UV index intensity in January in Bonneville?
Average temperature in January
Bonneville, OR
- Average high temperature in January: 39°F
The warmest month (with the highest average high temperature) is August (76.5°F).
The month with the lowest average high temperature is December (37.9°F).
- Average low temperature in January: 30°F
The month with the highest average low temperature is August (48.7°F).
The coldest month (with the lowest average low temperature) is December (28.2°F).
Average pressure in January
Bonneville, OR
- Average pressure in January: 30.14"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is August (29.98"Hg).
Average wind speed in January
Bonneville, OR
- Average wind speed in January: 6.8mph
The windiest month (with the highest average wind speed) is January (6.8mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in January
Bonneville, OR
- Average humidity in January: 87%
The month with the highest relative humidity is February (89%).
The months with the lowest relative humidity are July and August (67%).
Average rainfall in January
Bonneville, OR
- Average rainfall in January: 5.35"
The wettest month (with the highest rainfall) is January (5.35").
The driest month (with the least rainfall) is July (0.28").
Average rainfall days in January
Bonneville, OR
- Average rainfall days in January: 16.6 days
The month with the highest number of rainy days is March (18.9 days).
The month with the least rainy days is July (4.4 days).
Average snowfall in January
Bonneville, OR
- Average snowfall in January: 3.62"
The month with the highest snowfall is January (3.62").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in January
Bonneville, OR
- Average snowfall days in January: 2.3 days
The month with the highest number of snowfall days is February (3.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Bonneville, OR
- Average daylight in January: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in January: 3h and 2min
The months with the most sunshine are July and August (Average sunshine: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 3h and 12min).
Average sunshine days in January
Bonneville, OR
- Average sunshine days in January: 12.5 days
The month with the most sunshine days is July (24.5 days).
The month with the least sunshine days is February (9.4 days).
Average UV index in January
Bonneville, OR
- Average UV index in January: 1
The months with the highest UV index are June and July (UV index 5).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in January
Bonneville, OR
- Average cloud cover in January: 65
The month with the most cloud cover is February (Cloud cover 68).
The months with the least cloud cover are July and August (Cloud cover 26).
Average visibility in January
Bonneville, OR
- Average visibility in January: 4mi
The months with the highest visibility are May, June, July, August, September and October (5mi).
The months with the lowest visibility are January, February, March, April, November and December (4mi).
Bonneville, Oregon, USA
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