January weather forecast and climate
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, under a cloudy sky
January is the coldest and snowiest month of the year in Crater Lake, as the average low-temperature drops to 18°F (-7.8°C).
The enormous snowfall of 96" (2438.4mm) accompanied by the heavy rainfall of 10.2" (259.1mm) during the month is a time to avoid a visit to Crater Lake. The subalpine conditions see a closure of the Rim Drive and the north entrance road. The hardly 4 hours of daily sunlight and cloud cover make it difficult to view and get clear photographs of the lake.
The cold is numbing and needs warm winter clothing, as well as traction tires and chains for the vehicles.

What is the temperature in January in Crater Lake?

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

How many days does it rain in January in Crater Lake?

In Crater Lake, in January, during 18 rainfall days, typically, 9.4" (239mm) of precipitation is accumulated.

How many days does it snow in January in Crater Lake?

In Crater Lake, Oregon, in January, snow falls for 15.9 days, with typically accumulated 87.4" (2220mm) of snow.
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

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).

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

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

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 lowest number of rainy days is July (3.9 days).

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 lowest snowfall is August (0").

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 lowest number of snowfall days is August (0 days).

Average daylight in January / Average sunshine in January - Crater Lake, OR
  • Average daylight in January: 9.5h

The month with the longest days is June (Average daylight: 15.3h).
The month with shortest days is December (Average daylight: 9.1h).

  • Average sunshine in January: 4h

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

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

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).

deutscheenglishespañolрусский中文