January weather forecast
Wasco, OR

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A big ranch farm with a large, red barn and a vast planted farm outback, near Wasco Town in Oregon
A big ranch farm with a large, red barn and a vast planted farm outback, near Wasco Town in Oregon

Weather in January

January, the same as December, is a wintry winter month in Wasco, Oregon, with an average temperature fluctuating between 27.9°F (-2.3°C) and 38.3°F (3.5°C).

Temperature

January notes an average high-temperature of a still icy 38.3°F (3.5°C), subtly differing from December's 37°F (2.8°C). In Wasco, January nights cool down to an average of 27.9°F (-2.3°C).

Humidity

The most humid month is January, with an average relative humidity of 84%.

Rainfall

In January, the rain falls for 5.8 days. Throughout January, 0.39" (10mm) of precipitation is accumulated. In Wasco, during the entire year, the rain falls for 50.4 days and collects up to 2.6" (66mm) of precipitation.

Snowfall

January through March, November and December are months with snowfall. In Wasco, in January, snow falls for 1.7 days, with typically accumulated 0.51" (13mm) of snow. Throughout the year, there are 7.2 snowfall days, and 1.77" (45mm) of snow is accumulated.

Daylight

The average length of the day in January is 9h and 11min.
On the first day of the month, sunrise is at 7:43 am and sunset at 4:29 pm. On the last day of January, sunrise is at 7:25 am and sunset at 5:07 pm PST.

Sunshine

The month with the least sunshine is January, with an average of 5.1h of sunshine.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for average individuals.
Note: In January, a regular UV index of 2 translates into these guidelines:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
Updated: Jul 20, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in January?

The high-temperature, in January, in Wasco, records 38.3°F (3.5°C), while the low-temperature is 27.9°F (-2.3°C).

What is the most humid month?

The most humid month is January, with an average relative humidity of 84%.

What is the average humidity in January?

The average relative humidity in January is 84%.

How many days does it rain in January?

In Wasco, in January, during 5.8 rainfall days, 0.39" (10mm) of precipitation is typically accumulated.

How many days does it snow in January?

In January, it is snowing for 1.7 days. Throughout January, 0.51" (13mm) of snow is accumulated.

What is the average length of the day in January?

In Wasco, the average day length in January is 9h and 11min.

What time are sunrise and sunset in January?

On the first day of January in Wasco, sunrise is at 7:43 am and sunset at 4:29 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 5:07 pm PST.

What is the month with the least sunshine?

With an average of 5.1h of sunshine, January has the least sunshine of the year.

How long on average sun shines in January?

The average sunshine duration in January is 5.1h.

What is the month with the lowest UV index?

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

How high is the UV index in January?

In January, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health from 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
Wasco, OR

Average temperature in January - Wasco, OR
  • Average high temperature in January: 38.3°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is December (37°F).

  • Average low temperature in January: 27.9°F

The month with the highest average low temperature is August (59°F).
The coldest month (with the lowest average low temperature) is December (27.1°F).

Average pressure in January
Wasco, OR

Average pressure in January - Wasco, OR
  • Average pressure in January: 30.17"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is August (29.94"Hg).

Average wind speed in January
Wasco, OR

Average wind speed in January - Wasco, OR
  • Average wind speed in January: 5.5mph

The windiest month (with the highest average wind speed) is June (8.8mph).
The calmest month (with the lowest average wind speed) is January (5.5mph).

Average humidity in January
Wasco, OR

Average humidity in January - Wasco, OR
  • Average humidity in January: 84%

The month with the highest relative humidity is January (84%).
The months with the lowest relative humidity are July and August (45%).

Average rainfall in January
Wasco, OR

Average rainfall in January - Wasco, OR
  • Average rainfall in January: 0.39"

The wettest month (with the highest rainfall) is May (0.47").
The driest months (with the least rainfall) are April, July and November (0.12").

Average rainfall days in January
Wasco, OR

Average rainfall days in January - Wasco, OR
  • Average rainfall days in January: 5.8 days

The month with the highest number of rainy days is May (6.1 days).
The month with the least rainy days is July (2.9 days).

Average snowfall in January
Wasco, OR

Average snowfall in January - Wasco, OR
  • Average snowfall in January: 0.51"

The month with the highest snowfall is February (0.55").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in January
Wasco, OR

Average snowfall days in January - Wasco, OR
  • Average snowfall days in January: 1.7 days

The month with the highest number of snowfall days is February (2.3 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
Wasco, OR

Average daylight in January / Average sunshine in January - Wasco, OR
  • Average daylight in January: 9h and 1min

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in January: 5h and 1min

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 6min).

Average sunshine days in January
Wasco, OR

Average sunshine days in January - Wasco, OR
  • Average sunshine days in January: 22.9 days

The month with the most sunshine days is July (26.3 days).
The month with the least sunshine days is February (21.9 days).

Average UV index in January
Wasco, OR

Average UV index in January - Wasco, OR
  • Average UV index in January: 2

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in January
Wasco, OR

Average cloud cover in January - Wasco, OR
  • Average cloud cover in January: 49

The month with the most cloud cover is January (Cloud cover 49).
The months with the least cloud cover are July and August (Cloud cover 9).

Average visibility in January
Wasco, OR

Average visibility in January - Wasco, OR
  • Average visibility in January: 5mi

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

Wasco, Oregon, USA

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