Crater Lake (Oregon) in september: average Weather, Temperature and Climate
Weather in Crater Lake (Oregon) in september 2025
The weather in Crater Lake (Oregon) in september comes from statistical datas on the past years. You can view the weather statistics the entire month, but also by using the tabs for the beginning, the middle and the end of the month.
Average weather throughout september
tolerable weather 58.6cm
Weather at 6am
49°F
Clear/Sunny
63% of time
19%
7%
4%
Weather at 12pm
68°F
Clear/Sunny
74% of time
12%
7%
3%
Weather at 6pm
56°F
Clear/Sunny
70% of time
12%
10%
4%
Weather at 3am
47°F
57%
17%
13%
6%
Evolution of daily average temperature and precipitation in Crater Lake (Oregon) in september
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Crater Lake (Oregon) in september.
The climate of Crater Lake (Oregon) in september is tolerable
the weather in Crater Lake (Oregon) in september is relatively dry (with 2.1in of precipitation over 3 days). Unfortunately, the weather conditions is worsening than the previous month since in august there is an average of 1.3in of rainfall over 2 days.
The climate quite pleasant in that locality the month of september. The thermometer averaged maximum of 70°F. The seasonal minimum is 47°F. Thus, the mean temperature average in september in Crater Lake (Oregon) is 59°F. Note that these seasonal averages are in contrast with those observed in Crater Lake (Oregon) in september with a maximum record of 90°F in 2017 and a minimum record of 27°F in 2019. You can expect to have about 21 days with temperatures up to 65°F, or 70% of time.
Day length in Crater Lake (Oregon) in september is 12:28. Sunrise is at 05:49 and sunset is at 18:17.
With a correct weather, this month is okay (but not the best) to go in that area.
Crater Lake (Oregon): another month?
If you can push the dates of your trip to Crater Lake (Oregon) forward, the month of october has a better weather forecast than september. more information
September: another location in the United States (USA)?
If you want to go to the United States (USA) in september, there are destinations with better weather than Crater Lake (Oregon):
In september, Grand Canyon, Hawaii (Honolulu), Las Vegas, Seattle, Denver and Minneapolis (Minnesota) have perfect weather.
Furthermore, California, Louisiana, Washington D. C., Atlanta, Boston and Chicago have good weather.
Seasonal average climate and temperature of Crater Lake (Oregon) in september
Check below seasonal norms These datas are generated from the weather statements of the last years of the month of september.
| September | |||||
| Outside temperature | |||||
| Average temperature | 59°F | ||||
| Highest temperature | 70°F | ||||
| Lowest temperature | 47°F | ||||
| Highest record temperature | 90°F (2017) | ||||
| Lowest record temperature | 27°F (2019) | ||||
| Number of days at +86°F | 1 day(s) (3%) | ||||
| Number of days at +65°F | 21 day(s) (70%) | ||||
| Number of days at -32°F | 1 day(s) (3%) | ||||
| Wind | |||||
| Wind speed | 13km/h | ||||
| Wind temperature | 47°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 2.1in | ||||
| Number of days with rainfall | 3 day(s) (10%) | ||||
| Record daily rainfall | 3in (2013) | ||||
| Snowfall | 58.6cm | ||||
| Other climate data | |||||
| Humidity | 69% | ||||
| Visibility | 9.15km | ||||
| Cloud cover | 20% | ||||
| UV index | 5 | ||||
| Daily sunshine hours | 12 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 05:49 | ||||
| Time of sunset | 18:17 | ||||
| Length of day | 12:28 | ||||
| Our opinion about the weather in september | |||||
| Our opinion at whereandwhen.net | tolerable | ||||
How was the weather last september?
Here is the day by day recorded weather in Crater Lake (Oregon) in september 2024:
59°F to 83°F
50°F to 70°F
45°F to 74°F
54°F to 85°F
58°F to 88°F
59°F to 85°F
59°F to 81°F
56°F to 79°F
54°F to 76°F
49°F to 70°F
45°F to 47°F
40°F to 59°F
40°F to 67°F
47°F to 65°F
41°F to 50°F
40°F to 56°F
41°F to 45°F
45°F to 58°F
50°F to 67°F
49°F to 65°F
45°F to 68°F
50°F to 68°F
52°F to 74°F
59°F to 79°F
59°F to 65°F
45°F to 68°F
52°F to 72°F
58°F to 72°F
45°F to 61°F
41°F to 63°F
Map: other cities in the United States (USA) in september
Cities near Crater Lake (Oregon):
| Coos Bay in september | good weather |
| Salem (Oregon) in september | perfect weather |
| Newport (Oregon) in september | good weather |
| Lincoln City (Oregon) in september | good weather |
| Portland in september | good weather |
| Black Rock Desert in september | perfect weather |
| Long Beach (Washington) in september | good weather |
| Ocean Park (Washington) in september | good weather |
| Reno in september | perfect weather |
| Mount Rainier National Park (Washington) in september | tolerable weather |
| Westport (Washington) in september | good weather |
| Boise (Idaho) in september | perfect weather |
Click over cities on the map for information about the weather in september.
Crater Lake (Oregon)
perfect weather
good
tolerable
bad
very bad
Weather data for Crater Lake (Oregon) in september:
Weather data for Crater Lake (Oregon) for september are derived from an average of the weather forecast since 2009 in Crater Lake (Oregon). There is a margin of error and these forecasts are to be considered as general information only. The weather in Crater Lake (Oregon) can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Crater Lake (Oregon).