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
In January, Hay experiences a minor shift in meteorological conditions with average high-temperatures marked at a still cold 38.5°F (3.6°C), closely mirroring the climate in December. Throughout January, the average low-temperature dips to a freezing cold 28.2°F (-2.1°C).Humidity
The most humid month is January, with an average relative humidity of 81%.Rainfall
In Hay, in January, during 12.3 rainfall days, 1.65" (42mm) of precipitation is typically accumulated. Throughout the year, there are 122.8 rainfall days, and 13.43" (341mm) of precipitation is accumulated.Snowfall
Months with snowfall in Hay are January through May, September through December. In Hay, in January, snow falls for 7.3 days, with typically accumulated 3.46" (88mm) of snow. Throughout the year, in Hay, there are 32.7 snowfall days, and 16.77" (426mm) of snow is accumulated.Daylight
In Hay, the average length of the day in January is 9h and 4min.On the first day of January, sunrise is at 7:36 am and sunset at 4:14 pm. On the last day of the month, sunrise is at 7:16 am and sunset at 4:53 pm PST.
Sunshine
With an average of 5h of sunshine, January has the least sunshine of the year.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for the average person.Note: In January, the maximum UV index of 2 transforms into these recommendations:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is January?
What is the most humid month?
What is the average humidity in January?
How much does it rain in January?
How many days does it snow in January?
How many hours of daylight does Hay have in January?
When is the sunrise / sunset in January?
What is the month with the least sunshine?
How long on average sun shines in January?
What are the months with the lowest UV index?
What is the UV index reading in January?
Average temperature in January
Hay, WA
- Average high temperature in January: 38.5°F
The warmest month (with the highest average high temperature) is August (83.8°F).
The month with the lowest average high temperature is December (36.3°F).
- Average low temperature in January: 28.2°F
The month with the highest average low temperature is August (61.7°F).
The coldest month (with the lowest average low temperature) is December (25.9°F).
Average pressure in January
Hay, WA
- Average pressure in January: 30.2"Hg
The month with the highest atmospheric pressure is January (30.2"Hg).
The month with the lowest atmospheric pressure is August (29.91"Hg).
Average wind speed in January
Hay, WA
- Average wind speed in January: 7mph
The windiest month (with the highest average wind speed) is April (8.1mph).
The calmest months (with the lowest average wind speed) are August and September (6mph).
Average humidity in January
Hay, WA
- Average humidity in January: 81%
The month with the highest relative humidity is January (81%).
The month with the lowest relative humidity is August (37%).
Average rainfall in January
Hay, WA
- Average rainfall in January: 1.65"
The wettest months (with the highest rainfall) are March and December (1.69").
The driest month (with the least rainfall) is July (0.31").
Average rainfall days in January
Hay, WA
- Average rainfall days in January: 12.3 days
The month with the highest number of rainy days is March (15.7 days).
The month with the least rainy days is July (4.8 days).
Average snowfall in January
Hay, WA
- Average snowfall in January: 3.46"
The month with the highest snowfall is February (5.12").
The months with the least snowfall are June, July and August (0").
Average snowfall days in January
Hay, WA
- Average snowfall days in January: 7.3 days
The months with the highest number of snowfall days are February and December (8 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in January /
Average sunshine in January
Hay, WA
- Average daylight in January: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in January: 5h
The month with the most sunshine is August (Average sunshine: 12h).
The month with the least sunshine is January (Average sunshine: 5h).
Average sunshine days in January
Hay, WA
- Average sunshine days in January: 13.9 days
The month with the most sunshine days is July (25 days).
The month with the least sunshine days is March (11.9 days).
Average UV index in January
Hay, WA
- 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, November and December (UV index 2).
Average cloud cover in January
Hay, WA
- Average cloud cover in January: 46
The months with the most cloud cover are January and February (Cloud cover 46).
The months with the least cloud cover are July and August (Cloud cover 11).
Average visibility in January
Hay, WA
- 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).
Hay, Washington, USA
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