January weather forecast
Woodway, WA

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Weather in January

January, like December, is a frosty winter month in Woodway, Washington, with an average temperature fluctuating between 37°F (2.8°C) and 45.1°F (7.3°C).

Temperature

Woodway, Washington, registers an average high-temperature of a still chilly 45.1°F (7.3°C) at the commencement of January, closely related to the preceding month. Woodway marks an average drop to a cold 37°F (2.8°C) during nighttime in January, following the high of the day.

Humidity

The months with the highest humidity in Woodway are January, February and December, with an average relative humidity of 84%.

Rainfall

In January, in Woodway, Washington, the rain falls for 17.4 days. Throughout January, 3.31" (84mm) of precipitation is accumulated. In Woodway, during the entire year, the rain falls for 173 days and collects up to 25" (635mm) of precipitation.

Snowfall

Months with snowfall in Woodway are January through April, November and December. In January, it is snowing for 2.3 days. Throughout January, 1.18" (30mm) of snow is accumulated. Throughout the year, there are 12.5 snowfall days, and 6.65" (169mm) of snow is accumulated.

Daylight

In January, the average length of the day is 8h and 56min.
On the first day of January in Woodway, Washington, sunrise is at 7:58 am and sunset at 4:27 pm. On the last day of the month, sunrise is at 7:37 am and sunset at 5:07 pm PST.

Sunshine

The month with the least sunshine in Woodway, Washington, is January, with an average of 4.5h of sunshine.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Woodway. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: The daily high UV index of 2 during January translates into the following recommendations:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Always opt for UVA and UVB-resistant sunglasses on radiant days. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
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Frequently asked questions

What is the usual temperature for Woodway in January?

The high-temperature, in January, in Woodway, records 45.1°F (7.3°C), while the low-temperature is 37°F (2.8°C).

What are the most humid months in Woodway?

The months with the highest humidity in Woodway are January, February and December, with an average relative humidity of 84%.

What is the average humidity in January in Woodway?

The average relative humidity in January in Woodway is 84%.

How many days does it rain in January in Woodway?

In Woodway, in January, during 17.4 rainfall days, 3.31" (84mm) of precipitation is typically accumulated.

How much does it snow in Woodway in January?

In Woodway, during January, snow falls for 2.3 days and regularly aggregates up to 1.18" (30mm) of snow.

What is the average length of the day in January in Woodway?

In January, the average day length is 8h and 56min.

When is the sunrise / sunset in January in Woodway?

In January, on the first day of the month, sunrise is at 7:58 am and sunset at 4:27 pm. On the last day of the month, sunrise is at 7:37 am and sunset at 5:07 pm PST.

What is the month with the least sunshine in Woodway?

January has the least sunshine of the year in Woodway, with an average of 4.5h of sunshine.

How long on average sun shines in January in Woodway?

The average sunshine duration in January in Woodway is 4.5h.

What are the months with the lowest UV index in Woodway?

The months with the lowest UV index in Woodway, Washington, are January, February, November and December, with an average maximum UV index of 2.

What is the UV index intensity in January in Woodway?

In Woodway, Washington, the average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Woodway, WA

Average temperature in January - Woodway, WA
  • Average high temperature in January: 45.1°F

The warmest month (with the highest average high temperature) is August (73.9°F).
The month with the lowest average high temperature is December (43.3°F).

  • Average low temperature in January: 37°F

The month with the highest average low temperature is August (54.1°F).
The coldest month (with the lowest average low temperature) is December (35.8°F).

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Average pressure in January
Woodway, WA

Average pressure in January - Woodway, WA
  • Average pressure in January: 30.09"Hg

The month with the highest atmospheric pressure is January (30.09"Hg).
The months with the lowest atmospheric pressure are March, August and September (30.01"Hg).

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Average wind speed in January
Woodway, WA

Average wind speed in January - Woodway, WA
  • Average wind speed in January: 5.8mph

The windiest month (with the highest average wind speed) is November (5.9mph).
The calmest month (with the lowest average wind speed) is August (3.5mph).

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Average humidity in January
Woodway, WA

Average humidity in January - Woodway, WA
  • Average humidity in January: 84%

The months with the highest relative humidity are January, February and December (84%).
The month with the lowest relative humidity is July (72%).

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Average rainfall in January
Woodway, WA

Average rainfall in January - Woodway, WA
  • Average rainfall in January: 3.31"

The wettest month (with the highest rainfall) is December (3.5").
The driest month (with the least rainfall) is July (0.39").

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Average rainfall days in January
Woodway, WA

Average rainfall days in January - Woodway, WA
  • Average rainfall days in January: 17.4 days

The month with the highest number of rainy days is March (19.8 days).
The month with the least rainy days is August (6.8 days).

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Average snowfall in January
Woodway, WA

Average snowfall in January - Woodway, WA
  • Average snowfall in January: 1.18"

The month with the highest snowfall is February (3.58").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in January
Woodway, WA

Average snowfall days in January - Woodway, WA
  • Average snowfall days in January: 2.3 days

The month with the highest number of snowfall days is February (4.7 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in January /
Average sunshine in January
Woodway, WA

Average daylight in January / Average sunshine in January - Woodway, WA
  • Average daylight in January: 8h and 5min

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 30min).

  • Average sunshine in January: 4h and 3min

The month with the most sunshine is August (Average sunshine: 10h and 48min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).

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Average sunshine days in January
Woodway, WA

Average sunshine days in January - Woodway, WA
  • Average sunshine days in January: 10.5 days

The month with the most sunshine days is August (22.5 days).
The month with the least sunshine days is November (9.2 days).

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Average UV index in January
Woodway, WA

Average UV index in January - Woodway, WA
  • Average UV index in January: 2

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in January
Woodway, WA

Average cloud cover in January - Woodway, WA
  • Average cloud cover in January: 53

The months with the most cloud cover are January and December (Cloud cover 53).
The month with the least cloud cover is August (Cloud cover 25).

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Average visibility in January
Woodway, WA

Average visibility in January - Woodway, WA
  • Average visibility in January: 5mi

The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).

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Woodway, Washington, USA

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