Weather in Saguenay/Lac-Saint-Jean for September 2026
Until now, September 2026 in Saguenay/Lac-Saint-Jean is cooler than usual, with temperatures averaging 19.3 °C, this is 2.4 °C below the typical seasonal average.
The forecast for the next days in Saguenay/Lac-Saint-Jean predicts a temperature of 13.5 °C, which is cooler than the historical average.
In general, the average temperature in Saguenay/Lac-Saint-Jean at the beginning of September is 22.3 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 17 °C by the end of September.
The climate of Saguenay/Lac-Saint-Jean in September is notably wet, with an average of 14 rainy days, and a total of 85.1 mm of precipitation.
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Saguenay/Lac-Saint-Jean Weather September
Temperatures trend during September in Saguenay/Lac-Saint-Jean
September weather in Saguenay/Lac-Saint-Jean day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Sunny | 23° /7° | 0.9 mm | 6 | |
| 2 Sept. |  Overcast | 19° /9° | 1.6 mm | 4 | |
| 3 Sept. |  Mist | 21° /11° | 44.8 mm | 4 | |
| 4 Sept. |  Cloudy | 25° /12° | 0.5 mm | 5 | |
| 5 Sept. | Fog | 24° /14° | 6 mm | 5 | |
| 6 Sept. | Sunny | 23° /13° | 0.1 mm | 6 | |
| 7 Sept. |  Light rain shower | 21° /11° | 8.1 mm | 5 | |
| 8 Sept. | Light rain shower | 17° /9° | 4.9 mm | 4 | |
| 9 Sept. | Patchy rain possible | 16° /6° | 5 mm | 3 | |
| 10 Sept. |  Moderate rain | 17° /8° | 71 mm | 3.4 | |
| 11 Sept. | Patchy rain possible | 14° /6° | 0.1 mm | 2.9 | |
| 12 Sept. | Sunny | 22° /4° | 0 mm | 5.1 | |
| 13 Sept. | Patchy rain possible | 20° /10° | 1.3 mm | 1.7 | |
| 14 Sept. | Sunny | 14° /6° | 0.1 mm | 4 | |
| 15 Sept. | Light rain shower | 12° /6° | 16.2 mm | 3 | |
| 16 Sept. | Patchy rain possible | 16° /11° | 1 mm | 4 | |
| 17 Sept. | Mist | 15° /8° | 0 mm | 4 | |
| 18 Sept. | Overcast | 8° /4° | 0.1 mm | 2 | |
| 19 Sept. | Overcast | 8° /3° | 2.8 mm | 2 | |
| 20 Sept. | Fog | 8° /3° | 0.3 mm | 3 | |
| 21 Sept. | Patchy rain possible | 16° /3° | 3.4 mm | 4 | |
| 22 Sept. | Light rain shower | 7° /5° | 21.2 mm | 2 | |
| 23 Sept. | Light rain shower | 12° /8° | 15.8 mm | 3 | |
| 24 Sept. | Patchy rain possible | 19° /8° | 0 mm | 4 | |
| 25 Sept. |  Partly cloudy | 14° /7° | 7 mm | 4 | |
| 26 Sept. | Partly cloudy | 16° /8° | 35.9 mm | 4 | |
| 27 Sept. | Partly cloudy | 16° /6° | 1.1 mm | 4 | |
| 28 Sept. | Mist | 19° /6° | 0 mm | 4 | |
| 29 Sept. | Mist | 18° /9° | 0 mm | 5 | |
| 30 Sept. | Mist | 17° /6° | 0 mm | 4 | |
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Saguenay/Lac-Saint-Jean in September - FAQ
What are the expected maximum and minimum temperatures in Saguenay/Lac-Saint-Jean during September?
How much rainfall should be expected in Saguenay/Lac-Saint-Jean during September?
What are the typical wind conditions in Saguenay/Lac-Saint-Jean during September?
September rainfall patterns in Saguenay/Lac-Saint-Jean
UV exposure in Saguenay/Lac-Saint-Jean during September
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