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
On the advent of January, Lester's average high-temperature exhibits a minor adjustment to a cold 32°F (0°C) from December's 30.2°F (-1°C). An average nighttime temperature of 21.4°F (-5.9°C) is noted during the month of January.Humidity
The months with the highest humidity are January and February, with an average relative humidity of 93%.Rainfall
The month with the most rainfall is January, when the rain falls for 6.8 days and typically aggregates up to 4.21" (107mm) of precipitation.Snowfall
January through June, September through December are months with snowfall. The month with the most snowfall in Lester, Washington, is January, when snow falls for 20.3 days and typically aggregates up to 27.72" (704mm) of snow.Daylight
The average length of the day in January is 9h and 0min.On the first day of January, sunrise is at 7:52 am and sunset at 4:26 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 5:06 pm PST.
Sunshine
January and February, with an average of 3h of sunshine, are months with the least sunshine.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the average person.Note: In January, the average maximum UV index of 1 translates into the following recommendations:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of 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 in Lester?
What is the rainiest month?
How much does it rain in January?
What is the snowiest month?
How much does it snow in Lester in January?
How many hours of daylight does Lester have in January?
When is the sunrise / sunset in January?
What is the month with the least sunshine?
How many hours of sunshine does Lester have in January?
What is the month with the lowest UV index?
What is the UV index reading in January in Lester?
Average temperature in January
Lester, WA
- Average high temperature in January: 32°F
The warmest month (with the highest average high temperature) is August (71.2°F).
The month with the lowest average high temperature is December (30.2°F).
- Average low temperature in January: 21.4°F
The month with the highest average low temperature is August (45°F).
The coldest month (with the lowest average low temperature) is December (20.3°F).
Average pressure in January
Lester, WA
- Average pressure in January: 30.13"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is August (29.97"Hg).
Average wind speed in January
Lester, WA
- Average wind speed in January: 5mph
The windiest month (with the highest average wind speed) is January (5mph).
The calmest month (with the lowest average wind speed) is September (3.9mph).
Average humidity in January
Lester, WA
- Average humidity in January: 93%
The months with the highest relative humidity are January and February (93%).
The month with the lowest relative humidity is July (69%).
Average rainfall in January
Lester, WA
- Average rainfall in January: 4.21"
The wettest month (with the highest rainfall) is January (4.21").
The driest month (with the least rainfall) is July (0.51").
Average rainfall days in January
Lester, WA
- Average rainfall days in January: 6.8 days
The month with the highest number of rainy days is May (15.7 days).
The month with the least rainy days is January (6.8 days).
Average snowfall in January
Lester, WA
- Average snowfall in January: 27.72"
The month with the highest snowfall is January (27.72").
The months with the least snowfall are July and August (0").
Average snowfall days in January
Lester, WA
- Average snowfall days in January: 20.3 days
The month with the highest number of snowfall days is December (22.3 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in January /
Average sunshine in January
Lester, WA
- Average daylight in January: 9h and 0min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in January: 3h and 0min
The month with the most sunshine is August (Average sunshine: 10h and 54min).
The months with the least sunshine are January and February (Average sunshine: 3h and 0min).
Average sunshine days in January
Lester, WA
- Average sunshine days in January: 8.9 days
The month with the most sunshine days is August (20.2 days).
The month with the least sunshine days is February (6 days).
Average UV index in January
Lester, WA
- Average UV index in January: 1
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in January
Lester, WA
- Average cloud cover in January: 69
The month with the most cloud cover is February (Cloud cover 72).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in January
Lester, WA
- Average visibility in January: 3mi
The months with the highest visibility are June, July and August (5mi).
The months with the lowest visibility are January, February, March and December (3mi).
Lester, Washington, USA
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