January weather forecast
Paterson, WA

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Weather in January

January, the same as December, is a wintry winter month in Paterson, Washington, with an average temperature ranging between max 39.7°F (4.3°C) and min 29.7°F (-1.3°C).

Temperature

As December transitions into January, the average high-temperature rests at a still wintry 39.7°F (4.3°C), maintaining a close resemblance to the previous month. The average low-temperature, in January, in Paterson, is a subzero cold 29.7°F (-1.3°C).

Humidity

January is the most humid month in Paterson, with an average relative humidity of 80%.

Rainfall

January is the month with the most rainfall. Rain falls for 11.5 days and accumulates 0.98" (25mm) of precipitation.

Snowfall

January through March, September, November and December are months with snowfall in Paterson, Washington. In Paterson, in January, snow falls for 2.2 days, with typically accumulated 1.26" (32mm) of snow. In Paterson, during the entire year, snow falls for 10 days and aggregates up to 5.28" (134mm) of snow.

Daylight

The average length of the day in January in Paterson is 9h and 8min.
On the first day of the month, sunrise is at 7:40 am and sunset at 4:23 pm. On the last day of January, in Paterson, sunrise is at 7:21 am and sunset at 5:01 pm PST.

Sunshine

With an average of 5.5h 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 low threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum UV index of 2 during January translates into these guidelines:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Stay sun-safe with clothing that is both closely woven and worn loosely. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.

Frequently asked questions

How cold does it get in Paterson in January?

The high-temperature, in January, in Paterson, is 39.7°F (4.3°C), while the low-temperature averages to 29.7°F (-1.3°C).

What is the most humid month in Paterson?

The most humid month in Paterson, Washington, is January, with an average relative humidity of 80%.

What is the average humidity in January in Paterson?

The average relative humidity in January is 80%.

What is the wettest month in Paterson?

January is the month with the most rainfall in Paterson. Rain falls for 11.5 days and accumulates 0.98" (25mm) of precipitation.

How much does it rain in Paterson in January?

In January, in Paterson, the rain falls for 11.5 days. Throughout January, 0.98" (25mm) of precipitation is accumulated.

How much does it snow in Paterson in January?

In Paterson, in January, snow falls for 2.2 days, with typically accumulated 1.26" (32mm) of snow.

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

In January, the average day length is 9h and 8min.

What time are sunrise and sunset in January in Paterson?

In January, on the first day of the month, sunrise is at 7:40 am and sunset at 4:23 pm. On the last day of the month, in Paterson, sunrise is at 7:21 am and sunset at 5:01 pm PST.

What is the month with the least sunshine in Paterson?

The month with the least sunshine in Paterson, Washington, is January, with an average of 5.5h of sunshine.

How many hours of sunshine does Paterson have in January?

The average sunshine duration in January in Paterson is 5.5h.

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

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

How high is the UV index in January in Paterson?

In Paterson, Washington, the average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a low health threat from exposure to the Sun's UV radiation.
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
Paterson, WA

Average temperature in January - Paterson, WA
  • Average high temperature in January: 39.7°F

The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is December (38.7°F).

  • Average low temperature in January: 29.7°F

The month with the highest average low temperature is August (64.2°F).
The coldest month (with the lowest average low temperature) is December (29.1°F).

Average pressure in January
Paterson, WA

Average pressure in January - Paterson, WA
  • Average pressure in January: 30.19"Hg

The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is August (29.92"Hg).

Average wind speed in January
Paterson, WA

Average wind speed in January - Paterson, WA
  • Average wind speed in January: 6.6mph

The windiest month (with the highest average wind speed) is April (9.6mph).
The calmest month (with the lowest average wind speed) is December (6.3mph).

Average humidity in January
Paterson, WA

Average humidity in January - Paterson, WA
  • Average humidity in January: 80%

The month with the highest relative humidity is January (80%).
The months with the lowest relative humidity are July and August (37%).

Average rainfall in January
Paterson, WA

Average rainfall in January - Paterson, WA
  • Average rainfall in January: 0.98"

The wettest month (with the highest rainfall) is January (0.98").
The driest month (with the least rainfall) is July (0.16").

Average rainfall days in January
Paterson, WA

Average rainfall days in January - Paterson, WA
  • Average rainfall days in January: 11.5 days

The month with the highest number of rainy days is March (12.7 days).
The month with the least rainy days is July (3.8 days).

Average snowfall in January
Paterson, WA

Average snowfall in January - Paterson, WA
  • Average snowfall in January: 1.26"

The month with the highest snowfall is February (2.05").
The months with the least snowfall are April, May, June, July, August and October (0").

Average snowfall days in January
Paterson, WA

Average snowfall days in January - Paterson, WA
  • Average snowfall days in January: 2.2 days

The month with the highest number of snowfall days is December (3.3 days).
The months with the least snowfall days are April, May, June, July, August and October (0 days).

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

Average daylight in January / Average sunshine in January - Paterson, WA
  • Average daylight in January: 9h and 1min

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in January: 5h and 3min

The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 30min).

Average sunshine days in January
Paterson, WA

Average sunshine days in January - Paterson, WA
  • Average sunshine days in January: 16.6 days

The month with the most sunshine days is July (25.6 days).
The month with the least sunshine days is February (14.7 days).

Average UV index in January
Paterson, WA

Average UV index in January - Paterson, 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
Paterson, WA

Average cloud cover in January - Paterson, WA
  • Average cloud cover in January: 43

The month with the most cloud cover is January (Cloud cover 43).
The month with the least cloud cover is July (Cloud cover 9).

Average visibility in January
Paterson, WA

Average visibility in January - Paterson, 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).

Paterson, Washington, USA

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