Saint Helens
Oregon, USA
Long-term weather forecast
Long-term weather forecast

January weather forecast and climate
Saint Helens, OR

January, the same as December, in Saint Helens, Oregon, is another chilly winter month, with average temperature varying between 46.4°F (8°C) and 33.1°F (0.6°C).

Temperature

In January, the average high-temperature is essentially the same as in December - a still chilly 46.4°F (8°C). The average low-temperature, in Saint Helens, Oregon, is 33.1°F (0.6°C).

Rainfall

In Saint Helens, in January, it is raining for 18 days, with typically 6.3" (159.3mm) of accumulated precipitation. Throughout the year, there are 150 rainfall days, and 43.8" (1112.9mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Saint Helens, Oregon, are January, February, November and December. The month with the most snowfall in Saint Helens is January when 1.3" (33mm) of snow is typically aggregated.

Daylight

In Saint Helens, the average length of the day in January is 9.2h.

What is the temperature in January in Saint Helens?

In January, the average high-temperature is 46.4°F (8°C), and the average low-temperature is 33.1°F (0.6°C).

How many days does it rain in January in Saint Helens?

In Saint Helens, during January, the rain falls for 18 days and regularly aggregates up to 6.3" (159.3mm) of precipitation.

How much does it snow in Saint Helens in January?

In Saint Helens, in January, 1.3" (33mm) of snow is typically accumulated.

When does it snow the most in Saint Helens?

January is the month with the most snowfall in Saint Helens, Oregon, with 1.3" (33mm) of accumulated snow.

How many hours of daylight does Saint Helens have in January?

The average length of the day in January in Saint Helens, Oregon, is 9.2h.
Average temperature in January - Saint Helens, OR
  • Average high temperature in January: 46.4°F

The warmest month (with the highest average high temperature) is August (82.4°F).
The month with the lowest average high temperature is December (45.7°F).

  • Average low temperature in January: 33.1°F

The month with the highest average low temperature is August (55.4°F).
The coldest month (with the lowest average low temperature) is January (33.1°F).

Average rainfall in January - Saint Helens, OR
  • Average rainfall in January: 6.3"

The wettest month (with the highest rainfall) is December (6.8").
The driest month (with the lowest rainfall) is July (0.7").

Average rainfall days in January - Saint Helens, OR
  • Average rainfall days in January: 18 days

Months with the highest number of rainy days are January, November and December (18 days).
The month with the lowest number of rainy days is July (4 days).

Average snowfall in January - Saint Helens, OR
  • Average snowfall in January: 1.3"

The month with the highest snowfall is January (1.3").
Months with the lowest snowfall are March, April, May, June, July, August, September and October (0").

Average daylight in January - Saint Helens, OR
  • Average daylight in January: 9.2h

The month with the longest days is June (Average daylight: 15.7h).
The month with shortest days is December (Average daylight: 8.7h).