January weather forecast
Crater Lake, OR

A beautiful landscape of the Crater Lake in Oregon, viewed from atop the Watchman
A beautiful landscape of the Crater Lake in Oregon, viewed from atop the Watchman's Peak

Weather in January

January, the same as December, is a wintry winter month in Crater Lake, Oregon, with an average temperature ranging between min 18.3°F (-7.6°C) and max 34.3°F (1.3°C).

Temperature

In January, the average high-temperature is relatively the same as in December - a still wintry 34.3°F (1.3°C). In January, in Crater Lake, the average low-temperature is 18.3°F (-7.6°C).

Rainfall

In Crater Lake, during January, the rain falls for 18 days and regularly aggregates up to 9.41" (239mm) of precipitation. Throughout the year, there are 145.9 rainfall days, and 66.22" (1682mm) of precipitation is accumulated.

Snowfall

January through July, September through December are months with snowfall. In Crater Lake, during January, snow falls for 15.9 days and regularly aggregates up to 87.4" (2220mm) of snow. In Crater Lake, during the entire year, snow falls for 101.3 days and aggregates up to 482.48" (12255mm) of snow.

Daylight

In Crater Lake, Oregon, the average length of the day in January is 9h and 28min.
On the first day of the month, sunrise is at 7:39 am and sunset at 4:45 pm. On the last day of January, in Crater Lake, sunrise is at 7:23 am and sunset at 5:20 pm PST.

Sunshine

The average sunshine in January is 4h.

UV index

In January, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: In January, the average maximum UV index of 2 translate into the following recommendations:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
[Resources]

FAQ

What is the temperature in January in Crater Lake?

In Crater Lake, Oregon, in January, the average high-temperature is 34.3°F (1.3°C), and the average low-temperature is 18.3°F (-7.6°C).

How much does it rain in Crater Lake in January?

In January, in Crater Lake, Oregon, the rain falls for 18 days. Throughout January, 9.41" (239mm) of precipitation is accumulated.

How much does it snow in Crater Lake in January?

In Crater Lake, Oregon, in January, during 15.9 snowfall days, 87.4" (2220mm) of snow is typically accumulated.

What is the average length of the day in January in Crater Lake?

The average day length in January in Crater Lake, Oregon, is 9h and 28min.

When is the sunrise / sunset in January in Crater Lake?

On the first day of January in Crater Lake, sunrise is at 7:39 am and sunset at 4:45 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 5:20 pm PST.

How many hours of sunshine does Crater Lake have in January?

In January, the average sunshine duration in Crater Lake, Oregon, is 4h.

How high is the UV index in January in Crater Lake?

In January, the average daily maximum UV index in Crater Lake is 2. A UV Index of 2, and less, symbolizes a low health threat from exposure to Sun's UV rays.
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average UV index

Average temperature in January
Crater Lake, OR

Average temperature in January - Crater Lake, OR
  • Average high temperature in January: 34.4°F

The warmest month (with the highest average high temperature) is August (69.7°F).
The month with the lowest average high temperature is December (33.6°F).

  • Average low temperature in January: 18.4°F

The months with the highest average low temperature are July and August (40.5°F).
The coldest month (with the lowest average low temperature) is February (17.8°F).

[Resources]

Average rainfall in January
Crater Lake, OR

Average rainfall in January - Crater Lake, OR
  • Average rainfall in January: 9.4"

The wettest month (with the highest rainfall) is December (11.6").
The driest months (with the least rainfall) are July and August (1").

[Resources]

Average rainfall days in January
Crater Lake, OR

Average rainfall days in January - Crater Lake, OR
  • Average rainfall days in January: 18 days

The month with the highest number of rainy days is March (18.2 days).
The month with the least rainy days is July (3.9 days).

[Resources]

Average snowfall in January
Crater Lake, OR

Average snowfall in January - Crater Lake, OR
  • Average snowfall in January: 87.4"

The month with the highest snowfall is December (91.1").
The month with the least snowfall is August (0").

[Resources]

Average snowfall days in January
Crater Lake, OR

Average snowfall days in January - Crater Lake, OR
  • Average snowfall days in January: 15.9 days

The month with the highest number of snowfall days is December (16.4 days).
The month with the least snowfall days is August (0 days).

[Resources]

Average daylight in January /
Average sunshine in January
Crater Lake, OR

Average daylight in January / Average sunshine in January - Crater Lake, OR
  • Average daylight in January: 9h and 28min

The month with the longest days is June (Average daylight: 15h and 17min).
The month with the shortest days is December (Average daylight: 9h and 5min).

  • Average sunshine in January: 4h

The month with the most sunshine is July (Average sunshine: 12h).
The months with the least sunshine are November and December (Average sunshine: 3h).

[Resources]

Average UV index in January
Crater Lake, OR

Average UV index in January - Crater Lake, OR
  • Average UV index in January: 2

The months with the highest UV index are June and July (UV index 9).
The month with the lowest UV index is December (UV index 1).

[Resources]

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location
* you will be automatically redirected to the weather forecast for your location