Clearwater
Washington, USA
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Clearwater, WA

September, the first month of the autumn, in Clearwater, is also an agreeable month, with temperature in the range of an average high of 68.5°F (20.3°C) and an average low of 46°F (7.8°C).

Temperature

In Clearwater, the average high-temperature is essentially the same as in August - a still pleasant 68.5°F (20.3°C). In Clearwater, the average low-temperature is 46°F (7.8°C).

Rainfall

In Clearwater, it is raining for 11 days, with typically 5.4" (138.4mm) of accumulated precipitation. Throughout the year, in Clearwater, there are 195 rainfall days, and 116.5" (2959.3mm) of precipitation is accumulated.

Snowfall

Throughout the year, in Clearwater, 7.9" (200.5mm) of snow is accumulated.

Daylight

In September, the average length of the day in Clearwater is 12.5h.

What is the temperature in September in Clearwater?

In September, the average high-temperature is 68.5°F (20.3°C), and the average low-temperature is 46°F (7.8°C).

How many days does it rain in September in Clearwater?

In Clearwater, in September, during 11 rainfall days, 5.4" (138.4mm) of precipitation is typically accumulated.

What is the average length of the day in September in Clearwater?

The average length of the day in September in Clearwater, Washington, is 12.5h.
Average temperature in September - Clearwater, WA
  • Average high temperature in September: 68.5°F

The warmest month (with the highest average high temperature) is August (70.6°F).
The month with the lowest average high temperature is January (45.3°F).

  • Average low temperature in September: 46.1°F

Months with the highest average low temperature are July and August (49.2°F).
The coldest month (with the lowest average low temperature) is January (33.9°F).

Average rainfall in September - Clearwater, WA
  • Average rainfall in September: 5.5"

The wettest month (with the highest rainfall) is November (17.2").
The driest month (with the lowest rainfall) is July (2.4").

Average rainfall days in September - Clearwater, WA
  • Average rainfall days in September: 11 days

Months with the highest number of rainy days are January and December (23 days).
Months with the lowest number of rainy days are July and August (8 days).

Average snowfall in September - Clearwater, WA
  • Average snowfall in September: 0"

The month with the highest snowfall is January (3.6").
Months with the lowest snowfall are May, June, July, August, September and October (0").

Average daylight in September - Clearwater, WA
  • Average daylight in September: 12.5h

The month with the longest days is June (Average daylight: 15.9h).
The month with shortest days is December (Average daylight: 8.5h).