September weather forecast
Pistol River, OR

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Weather in September

September, the first month of the autumn in Pistol River, is also an enjoyable month, with an average temperature varying between 65.3°F (18.5°C) and 54°F (12.2°C).

Temperature

Pistol River registers an average high-temperature of a still refreshing 65.3°F (18.5°C) with the arrival of September, showing minor deviation from the preceding month. During September, the temperature is averaged to a low of 54°F (12.2°C) at night.

Humidity

July, September and October, with an average relative humidity of 78%, are the least humid months.

Rainfall

In Pistol River, Oregon, in September, it is raining for 5.5 days, with typically 1.06" (27mm) of accumulated precipitation. Throughout the year, there are 127.9 rainfall days, and 37.28" (947mm) of precipitation is accumulated.

Snowfall

In Pistol River, snow does not fall in April through October and December.

Daylight

The average length of the day in September is 12h and 28min.
On the first day of September, sunrise is at 6:43 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 7:00 pm PDT.

Sunshine

In Pistol River, the average sunshine in September is 10.1h.

UV index

In Pistol River, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: A maximum UV index of 4 in September translates into the following recommendations:
Take necessary precautions - Defending against sun damage is advocated. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Updated: Jun 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in September?

The high-temperature, in September, in Pistol River, is 65.3°F (18.5°C), while the low-temperature averages to 54°F (12.2°C).

What is the least humid month?

July, September and October, with an average relative humidity of 78%, are the least humid months.

What is the average humidity in September?

In Pistol River, the average relative humidity in September is 78%.

How much does it rain in September?

In Pistol River, in September, it is raining for 5.5 days, with typically 1.06" (27mm) of accumulated precipitation.

When it does not snow?

April through October and December are months without snowfall.

What is the average length of the day in September?

In September, the average day length is 12h and 28min.

When are sunrise and sunset in September?

On the first day of September, sunrise is at 6:43 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 7:00 pm PDT.

How many hours of sunshine does Pistol River have in September?

In September, the average sunshine duration in Pistol River is 10.1h.

What is the UV index intensity in September?

In Pistol River, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Pistol River, OR

Average temperature in September - Pistol River, OR
  • Average high temperature in September: 65.3°F

The warmest month (with the highest average high temperature) is August (66.7°F).
The month with the lowest average high temperature is December (50.4°F).

  • Average low temperature in September: 54°F

The month with the highest average low temperature is August (55°F).
The coldest month (with the lowest average low temperature) is February (43.3°F).

Average pressure in September
Pistol River, OR

Average pressure in September - Pistol River, OR
  • Average pressure in September: 30.01"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The months with the lowest atmospheric pressure are August and September (30.01"Hg).

Average wind speed in September
Pistol River, OR

Average wind speed in September - Pistol River, OR
  • Average wind speed in September: 8.9mph

The windiest month (with the highest average wind speed) is June (11.2mph).
The calmest month (with the lowest average wind speed) is September (8.9mph).

Average humidity in September
Pistol River, OR

Average humidity in September - Pistol River, OR
  • Average humidity in September: 78%

The month with the highest relative humidity is March (82%).
The months with the lowest relative humidity are July, September and October (78%).

Average rainfall in September
Pistol River, OR

Average rainfall in September - Pistol River, OR
  • Average rainfall in September: 1.06"

The wettest month (with the highest rainfall) is December (6.69").
The driest month (with the least rainfall) is July (0.12").

Average rainfall days in September
Pistol River, OR

Average rainfall days in September - Pistol River, OR
  • Average rainfall days in September: 5.5 days

The month with the highest number of rainy days is March (16.5 days).
The month with the least rainy days is July (2.3 days).

Average snowfall in September
Pistol River, OR

Average snowfall in September - Pistol River, OR
  • Average snowfall in September: 0"

The months with the highest snowfall are February and November (0.43").
The months with the least snowfall are April, May, June, July, August, September, October and December (0").

Average snowfall days in September
Pistol River, OR

Average snowfall days in September - Pistol River, OR
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (0.8 days).
The months with the least snowfall days are April, May, June, July, August, September, October and December (0 days).

Average daylight in September /
Average sunshine in September
Pistol River, OR

Average daylight in September / Average sunshine in September - Pistol River, OR
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in September: 10h and 1min

The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).

Average sunshine days in September
Pistol River, OR

Average sunshine days in September - Pistol River, OR
  • Average sunshine days in September: 23.5 days

The month with the most sunshine days is July (28 days).
The month with the least sunshine days is February (11.8 days).

Average UV index in September
Pistol River, OR

Average UV index in September - Pistol River, OR
  • Average UV index in September: 4

The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is February (UV index 2).

Average cloud cover in September
Pistol River, OR

Average cloud cover in September - Pistol River, OR
  • Average cloud cover in September: 19

The months with the most cloud cover are January and March (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 10).

Average visibility in September
Pistol River, OR

Average visibility in September - Pistol River, OR
  • Average visibility in September: 6mi

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

Pistol River, Oregon, USA

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