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 transition from December to January sees average high-temperatures adjusting to a still chilly 45.7°F (7.6°C), from a not significantly different 44.1°F (6.7°C). A minimal decline in temperature from daytime highs is anticipated throughout the January nights, averaging a cold 37.2°F (2.9°C).Humidity
In January, the average relative humidity in Menlo, Washington, is 87%.Rainfall
In Menlo, Washington, during January, the rain falls for 12.9 days and regularly aggregates up to 1.42" (36mm) of precipitation. In Menlo, during the entire year, the rain falls for 126 days and collects up to 8.5" (216mm) of precipitation.Snowfall
January through March and November are months with snowfall. The month with the most snowfall in Menlo is January, when snow falls for 1.1 days and typically aggregates up to 0.47" (12mm) of snow.Daylight
In January, the average length of the day in Menlo is 9h and 4min.On the first day of January, sunrise is at 7:58 am and sunset at 4:37 pm. On the last day of the month, sunrise is at 7:39 am and sunset at 5:16 pm PST.
Sunshine
January has the least sunshine of the year in Menlo, Washington, with an average of 3.5h of sunshine.UV index
The months with the lowest UV index in Menlo, Washington, are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: During January, 2 as the daily maximum UV index converts into the following advice:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Frequently asked questions
What is the temperature in January in Menlo?
What is the average humidity in January in Menlo?
How much does it rain in Menlo in January?
When does it snow the most in Menlo?
When does it start to snow in Menlo?
How many hours of daylight does Menlo have in January?
What time are sunrise and sunset in January in Menlo?
What is the month with the least sunshine in Menlo?
How many hours of sunshine does Menlo have in January?
When is the lowest UV index in Menlo?
What is the UV index reading in January in Menlo?
Average temperature in January
Menlo, WA
- Average high temperature in January: 45.7°F
The warmest month (with the highest average high temperature) is August (70.7°F).
The month with the lowest average high temperature is December (44.1°F).
- Average low temperature in January: 37.2°F
The month with the highest average low temperature is August (51.4°F).
The coldest month (with the lowest average low temperature) is December (36.3°F).
Average pressure in January
Menlo, WA
- Average pressure in January: 30.07"Hg
The months with the highest atmospheric pressure are January, April and July (30.07"Hg).
The month with the lowest atmospheric pressure is March (30.01"Hg).
Average wind speed in January
Menlo, WA
- Average wind speed in January: 7mph
The windiest month (with the highest average wind speed) is January (7mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).
Average humidity in January
Menlo, WA
- Average humidity in January: 87%
The months with the highest relative humidity are November and December (88%).
The months with the lowest relative humidity are June and July (80%).
Average rainfall in January
Menlo, WA
- Average rainfall in January: 1.42"
The wettest month (with the highest rainfall) is December (1.46").
The driest months (with the least rainfall) are July and August (0.16").
Average rainfall days in January
Menlo, WA
- Average rainfall days in January: 12.9 days
The months with the highest number of rainy days are March and December (14.4 days).
The month with the least rainy days is August (4.1 days).
Average snowfall in January
Menlo, WA
- Average snowfall in January: 0.47"
The month with the highest snowfall is January (0.47").
The months with the least snowfall are April, May, June, July, August, September, October and December (0").
Average snowfall days in January
Menlo, WA
- Average snowfall days in January: 1.1 days
The months with the highest number of snowfall days are January and February (1.1 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Menlo, 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: 3h and 3min
The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in January
Menlo, WA
- Average sunshine days in January: 14.2 days
The month with the most sunshine days is August (22.9 days).
The month with the least sunshine days is February (11.5 days).
Average UV index in January
Menlo, WA
- Average UV index in January: 2
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 2).
Average cloud cover in January
Menlo, WA
- Average cloud cover in January: 64
The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is July (Cloud cover 40).
Average visibility in January
Menlo, WA
- Average visibility in January: 5mi
The months with the highest visibility are January, February, March, April, May, June, October, November and December (5mi).
The months with the lowest visibility are July, August and September (4mi).
Menlo, Washington, USA
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