Weather in Prince Rupert for September 2026
Until now, September 2026 in Prince Rupert has been nearly identical to the historical average, with a temperature of 13.7 °C (showing only a slight deviation of 0.1 °C).
The forecast for the next days in Prince Rupert predicts temperatures to be around 13 °C, close to the historical average.
In general, the average temperature in Prince Rupert at the beginning of September is 13.7 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 10.7 °C by the end of September.
Prince Rupert in September brings notable rainfall, with an average of 17 rainy days and a total precipitation of 787.5 mm.
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Prince Rupert Weather September
Temperatures trend during September in Prince Rupert
September weather in Prince Rupert day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. | Mist | 14° /11° | 16.6 mm | 2 | |
| 2 Sept. | Mist | 14° /11° | 0 mm | 2 | |
| 3 Sept. | Mist | 13° /12° | 0 mm | 3 | |
| 4 Sept. | Mist | 14° /12° | 0 mm | 1 | |
| 5 Sept. | Fog | 14° /12° | 0 mm | 3 | |
| 6 Sept. | Mist | 14° /12° | 0.1 mm | 2 | |
| 7 Sept. | Mist | 13° /12° | 0.1 mm | 1 | |
| 8 Sept. | Mist | 13° /11° | 0.5 mm | 1 | |
| 9 Sept. | Fog | 13° /11° | 30.3 mm | 1 | |
| 10 Sept. | Mist | 14° /11° | 1.5 mm | 1 | |
| 11 Sept. | Sunny | 16° /12° | 0 mm | 3.4 | |
| 12 Sept. | Sunny | 14° /12° | 0 mm | 4 | |
| 13 Sept. | Sunny | 13° /12° | 0 mm | 3.6 | |
| 14 Sept. | Overcast | 13° /11° | 0 mm | 3.6 | |
| 15 Sept. | Sunny | 13° /12° | 0 mm | 4 | |
| 16 Sept. | Sunny | 13° /12° | 0 mm | 4 | |
| 17 Sept. | Sunny | 14° /12° | 0 mm | 4 | |
| 18 Sept. | Partly cloudy | 13° /12° | 0 mm | 4 | |
| 19 Sept. | Overcast | 14° /12° | 0.2 mm | 4 | |
| 20 Sept. | Light rain shower | 13° /11° | 15.5 mm | 3 | |
| 21 Sept. | Light rain shower | 12° /11° | 14.3 mm | 4 | |
| 22 Sept. | Sunny | 12° /11° | 0.1 mm | 4 | |
| 23 Sept. | Sunny | 13° /10° | 0 mm | 4 | |
| 24 Sept. | Sunny | 12° /10° | 0 mm | 4 | |
| 25 Sept. | Moderate or heavy rain shower | 11° /9° | 86.3 mm | 0 | |
| 26 Sept. | Moderate or heavy rain shower | 11° /9° | 39.5 mm | 0 | |
| 27 Sept. | Heavy rain at times | 10° /9° | 13.7 mm | 1 | |
| 28 Sept. | Cloudy | 12° /8° | 0 mm | 1 | |
| 29 Sept. | Moderate or heavy rain shower | 10° /9° | 8.2 mm | 0 | |
| 30 Sept. | Moderate or heavy rain shower | 9° /8° | 17.8 mm | 0 | |
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Prince Rupert in September - FAQ
What are the expected maximum and minimum temperatures in Prince Rupert during September?
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September rainfall patterns in Prince Rupert
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Get accurate weather forecasts for Prince Rupert, located at latitude 54.315 and longitude -130.321. Stay updated with localized weather information tailored for Prince Rupert.