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
Transitioning from December to January, Halfway observes an average high-temperature of a still subzero cold 31.8°F (-0.1°C), differing subtly from the previous month. January brings Halfway a consistent average low-temperature of 19.4°F (-7°C).Humidity
With an average relative humidity of 88%, January is the most humid month.Rainfall
In Halfway, in January, during 7.9 rainfall days, 1.61" (41mm) of precipitation is typically accumulated. In Halfway, Oregon, during the entire year, the rain falls for 113.5 days and collects up to 12.56" (319mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In January, it is snowing for 14.3 days. Throughout January, 9.76" (248mm) of snow is accumulated. In Halfway, during the entire year, snow falls for 65.1 days and aggregates up to 38.9" (988mm) of snow.Daylight
In Halfway, the average length of the day in January is 9h and 16min.On the first day of January, sunrise is at 7:26 am and sunset at 4:17 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 4:54 pm PST.
Sunshine
The month with the least sunshine in Halfway is January, with an average of 4.8h of sunshine.UV index
The month with the lowest UV index is January, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for the average person.Note: A maximum UV index of 1 in January translates into the following recommendations:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from 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 most humid month?
What is the average humidity in January?
How many days does it rain in January?
How much does it snow in Halfway in January?
What is the average length of the day in January?
When is the sunrise / sunset in January?
What is the month with the least sunshine?
How many hours of sunshine does Halfway have in January?
When is the lowest UV index?
How high is the UV index in January in Halfway?
Average temperature in January
Halfway, OR
- Average high temperature in January: 31.8°F
The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is December (30.7°F).
- Average low temperature in January: 19.4°F
The month with the highest average low temperature is August (53.8°F).
The coldest month (with the lowest average low temperature) is December (18.5°F).
Average pressure in January
Halfway, OR
- Average pressure in January: 30.22"Hg
The month with the highest atmospheric pressure is January (30.22"Hg).
The month with the lowest atmospheric pressure is August (29.92"Hg).
Average wind speed in January
Halfway, OR
- Average wind speed in January: 5.5mph
The windiest month (with the highest average wind speed) is April (6.2mph).
The calmest months (with the lowest average wind speed) are September and October (5.4mph).
Average humidity in January
Halfway, OR
- Average humidity in January: 88%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is August (40%).
Average rainfall in January
Halfway, OR
- Average rainfall in January: 1.61"
The wettest month (with the highest rainfall) is December (1.77").
The driest month (with the least rainfall) is August (0.31").
Average rainfall days in January
Halfway, OR
- Average rainfall days in January: 7.9 days
The month with the highest number of rainy days is March (15.6 days).
The month with the least rainy days is August (4.4 days).
Average snowfall in January
Halfway, OR
- Average snowfall in January: 9.76"
The month with the highest snowfall is December (10.59").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Halfway, OR
- Average snowfall days in January: 14.3 days
The month with the highest number of snowfall days is December (14.7 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in January /
Average sunshine in January
Halfway, OR
- Average daylight in January: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in January: 4h and 5min
The month with the most sunshine is August (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 48min).
Average sunshine days in January
Halfway, OR
- Average sunshine days in January: 14.8 days
The month with the most sunshine days is July (22.7 days).
The months with the least sunshine days are February and March (11.3 days).
Average UV index in January
Halfway, OR
- Average UV index in January: 1
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in January
Halfway, OR
- Average cloud cover in January: 49
The month with the most cloud cover is February (Cloud cover 50).
The months with the least cloud cover are July and August (Cloud cover 9).
Average visibility in January
Halfway, OR
- Average visibility in January: 4mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (4mi).
Halfway, Oregon, USA
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