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 coincides with an average high-temperature of a still cold 35.2°F (1.8°C), indicating a minimal shift from December's 33.3°F (0.7°C). During January, Diamond's temperature averages to a freezing cold 23.4°F (-4.8°C) at night.Humidity
In January, the average relative humidity is 80%.Rainfall
In January, the rain falls for 4.9 days. Throughout January, 0.47" (12mm) of precipitation is accumulated. Throughout the year, there are 75.2 rainfall days, and 5.63" (143mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Diamond, during January, snow falls for 7.2 days and regularly aggregates up to 1.73" (44mm) of snow. In Diamond, Oregon, during the entire year, snow falls for 34.8 days and aggregates up to 9.69" (246mm) of snow.Daylight
In January, the average length of the day is 9h and 26min.On the first day of January, sunrise is at 7:25 am and sunset at 4:30 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 5:05 pm PST.
Sunshine
In Diamond, the average sunshine in January is 5.6h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Diamond. A UV Index of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for the average person.Note: The maximum daily UV index, 2 in January, converts into the following recommendations:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Opt for tightly woven and loose clothing to enhance protection from the Sun. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is January?
What is the average humidity in January?
How much does it rain in January?
How much does it snow in January?
How many hours of daylight does Diamond have in January?
What time are sunrise and sunset in January?
How long on average sun shines in January?
When is the lowest UV index?
What is the UV index intensity in January?
Average temperature in January
Diamond, OR
- Average high temperature in January: 35.2°F
The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is December (33.3°F).
- Average low temperature in January: 23.4°F
The month with the highest average low temperature is August (59°F).
The coldest month (with the lowest average low temperature) is December (22.5°F).
Average pressure in January
Diamond, OR
- Average pressure in January: 30.23"Hg
The month with the highest atmospheric pressure is January (30.23"Hg).
The months with the lowest atmospheric pressure are June and August (29.93"Hg).
Average wind speed in January
Diamond, OR
- Average wind speed in January: 7.6mph
The windiest month (with the highest average wind speed) is March (9.4mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).
Average humidity in January
Diamond, OR
- Average humidity in January: 80%
The month with the highest relative humidity is December (81%).
The months with the lowest relative humidity are July and August (33%).
Average rainfall in January
Diamond, OR
- Average rainfall in January: 0.47"
The wettest months (with the highest rainfall) are April and May (0.67").
The driest month (with the least rainfall) is July (0.2").
Average rainfall days in January
Diamond, OR
- Average rainfall days in January: 4.9 days
The month with the highest number of rainy days is April (9.6 days).
The month with the least rainy days is July (4 days).
Average snowfall in January
Diamond, OR
- Average snowfall in January: 1.73"
The month with the highest snowfall is December (2.72").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Diamond, OR
- Average snowfall days in January: 7.2 days
The month with the highest number of snowfall days is December (9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Diamond, OR
- 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: 5h and 4min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).
Average sunshine days in January
Diamond, OR
- Average sunshine days in January: 20.7 days
The month with the most sunshine days is July (24.3 days).
The month with the least sunshine days is March (17.8 days).
Average UV index in January
Diamond, OR
- Average UV index in January: 2
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in January
Diamond, OR
- Average cloud cover in January: 41
The month with the most cloud cover is December (Cloud cover 42).
The month with the least cloud cover is July (Cloud cover 8).
Average visibility in January
Diamond, OR
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Diamond, Oregon, USA
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