September weather in Conconully, WA
The average temperature in Conconully in September is °F (°F–°F). Average precipitation: 0.69 inches.
September is a fall month in Conconully, and is cooler than the annual average of 0°F. Daylight averages about 12h 20m.
Avg High
°F
Avg Low
°F
Precipitation
0.69 in
Daylight
12h 20m
September records in Conconully
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 85.5°F (2024) | 41.2°F (2016) | 0.10 in (2016) |
| September 2 | 92.1°F (2025) | 40.6°F (2016) | 0.20 in (2016) |
| September 3 | 91.6°F (2025) | 40.1°F (2015) | 0.00 in (2014) |
| September 4 | 88.7°F (2025) | 40.6°F (2015) | 0.00 in (2014) |
| September 5 | 84.6°F (2020) | 43.9°F (2016) | 0.00 in (2014) |
| September 6 | 82.9°F (2024) | 43.0°F (2015) | 0.00 in (2014) |
| September 7 | 84.9°F (2024) | 42.8°F (2015) | 0.30 in (2025) |
| September 8 | 80.4°F (2024) | 42.3°F (2020) | 0.80 in (2019) |
| September 9 | 76.3°F (2024) | 42.6°F (2014) | 0.40 in (2019) |
| September 10 | 77.7°F (2020) | 39.7°F (2014) | 0.50 in (2019) |
| September 11 | 80.8°F (2020) | 35.1°F (2014) | 1.20 in (2024) |
| September 12 | 84.9°F (2015) | 43.0°F (2016) | 0.10 in (2024) |
| September 13 | 73.6°F (2025) | 42.6°F (2018) | 0.70 in (2022) |
| September 14 | 71.1°F (2014) | 37.0°F (2015) | 0.40 in (2022) |
| September 15 | 75.0°F (2023) | 36.0°F (2015) | 0.30 in (2019) |
| September 16 | 77.2°F (2014) | 38.8°F (2021) | 0.10 in (2019) |
| September 17 | 74.7°F (2025) | 38.8°F (2018) | 0.40 in (2019) |
| September 18 | 73.4°F (2025) | 37.9°F (2019) | 1.50 in (2019) |
| September 19 | 74.8°F (2025) | 35.8°F (2017) | 0.20 in (2019) |
| September 20 | 76.8°F (2025) | 34.3°F (2017) | 0.00 in (2014) |
| September 21 | 76.5°F (2014) | 35.2°F (2017) | 0.10 in (2021) |
| September 22 | 69.4°F (2014) | 42.1°F (2017) | 0.10 in (2025) |
| September 23 | 71.8°F (2024) | 42.6°F (2016) | 0.20 in (2020) |
| September 24 | 72.9°F (2024) | 41.7°F (2018) | 0.20 in (2020) |
| September 25 | 71.6°F (2024) | 39.2°F (2020) | 0.40 in (2023) |
| September 26 | 72.7°F (2022) | 39.7°F (2024) | 0.20 in (2019) |
| September 27 | 76.3°F (2022) | 31.5°F (2019) | 0.30 in (2023) |
| September 28 | 69.4°F (2022) | 27.3°F (2019) | 0.70 in (2019) |
| September 29 | 68.2°F (2020) | 26.2°F (2019) | 0.40 in (2019) |
| September 30 | 71.2°F (2020) | 27.9°F (2019) | 0.10 in (2018) |