easeweather.com
Saint-Simon-de-Rimouski
AbbotsfordAjaxAuroraBanffBarrieBoisbriandBouchervilleBramptonBrandonBrantfordBrossardBurlingtonBurnabyCalgaryCambridgeCharlottetownChathamChilliwackCoquitlamCornwallDartmouthDeltaDorvalEdmontonFort McMurrayFrederictonGatineauGranbyGrande PrairieGreater SudburyGuelphHalifaxHamiltonKamloopsKanataKelownaKingstonKitchenerLangleyLavalLethbridgeLindsayLondonMarkhamMiltonMissionMississaugaMonctonMont-RoyalMontréalMoose JawNanaimoNepeanNew GlasgowNewmarketNiagara FallsNorfolk CountyNorth BattlefordNorth BayOakvilleOkanaganOrilliaOshawaOttawaPentictonPeterboroughPickeringPointe-ClairePrince AlbertPrince EdwardPrince GeorgeQuébecRed DeerReginaRichmond HillSaguenaySaint John
Saint-Simon-de-Rimouski
SarniaSaskatoonSault Ste. MarieSherbrookeSt. CatharinesSt. John'sSurreySydneyThunder BayTimminsTorontoVancouverVaughanVictoriaWasaga BeachWaterlooWellandWest VancouverWhistlerWindsorWinnipegWoodstockYellowknife More Locations
Canada weather

Weather in Saint-Simon-de-Rimouski for September 2026

Your guide to Saint-Simon-de-Rimouski weather in September - trends and predictions

    Temperatures

  • The forecast for the first days of September 2026 in Saint-Simon-de-Rimouski predicts temperatures to be around 20 °C, close to the historical average.

  • In general, the average temperature in Saint-Simon-de-Rimouski at the beginning of September is 20 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 13.9 °C by the end of September.

    • Rain 🌧️

  • The climate of Saint-Simon-de-Rimouski in September is notably wet, with an average of 14 rainy days, and a total of 71.3 mm of precipitation.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
16
Dry days
Average rainy days
14
Rainy days
Average snowy days
0
Snow days
Average temperatures
16°/9°
Temperatures
Average wind speed
17 km/h
Avg max wind
Average humidity
81 %
Avg humidity

Saint-Simon-de-Rimouski Weather September

Move between months or click on a day
August
October
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Sunny
18°
2
Sunny
20°
3
Sunny
21°
4
Light rain shower
20°
5
Overcast
20°
6
Sunny
21°
7
Cloudy
20°
8
Sunny
16°
9
Fog
15°
10
Overcast
15°
11
Fog
15°
12
Partly cloudy
16°
13
Moderate rain
16°
14
Moderate rain
16°
15
Overcast
16°
16
Moderate rain
18°
17
Overcast
20°
18
Light rain shower
19°
19
Moderate rain
15°
20
Patchy rain possible
14°
21
Overcast
13°
22
Overcast
15°
23
Fog
15°
24
Overcast
13°
25
Patchy rain possible
12°
26
Mist
15°
27
Partly cloudy
13°
28
Cloudy
15°
29
Partly cloudy
16°
30
Mist
13°

Temperatures trend during September in Saint-Simon-de-Rimouski

See the weather trend as well as the moving average line

September weather in Saint-Simon-de-Rimouski day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Sunny
Sunny
 18° /8° 0 mm 5
2 Sept. Sunny
Sunny
 20° /8° 0 mm 5
3 Sept. Sunny
Sunny
 21° /11° 0 mm 6
4 Sept. Light rain shower
Light rain shower
 20° /13° 3.5 mm 5
5 Sept. Overcast
Overcast
 20° /12° 0.3 mm 5
6 Sept. Sunny
Sunny
 21° /10° 0 mm 6
7 Sept. Cloudy
Cloudy
 20° /11° 0 mm 5
8 Sept. Sunny
Sunny
 16° /6° 0 mm 4
9 Sept. Fog
Fog
 15° /8° 0.5 mm 4
10 Sept. Overcast
Overcast
 15° /9° 0.2 mm 3
11 Sept. Fog
Fog
 15° /9° 0.4 mm 4
12 Sept. Partly cloudy
Partly cloudy
 16° /9° 0 mm 5
13 Sept. Moderate rain
Moderate rain
 16° /9° 7.6 mm 4
14 Sept. Moderate rain
Moderate rain
 16° /10° 3.6 mm 4
15 Sept. Overcast
Overcast
 16° /9° 0 mm 4
16 Sept. Moderate rain
Moderate rain
 18° /11° 5.5 mm 5
17 Sept. Overcast
Overcast
 20° /12° 2.6 mm 5
18 Sept. Light rain shower
Light rain shower
 19° /12° 0.4 mm 5
19 Sept. Moderate rain
Moderate rain
 15° /9° 8.5 mm 3
20 Sept. Patchy rain possible
Patchy rain possible
 14° /7° 1.7 mm 4
21 Sept. Overcast
Overcast
 13° /6° 0 mm 3
22 Sept. Overcast
Overcast
 15° /5° 2.3 mm 3
23 Sept. Fog
Fog
 15° /7° 2.2 mm 4
24 Sept. Overcast
Overcast
 13° /7° 0 mm 3
25 Sept. Patchy rain possible
Patchy rain possible
 12° /6° 5.8 mm 3
26 Sept. Mist
Mist
 15° /8° 13.4 mm 3
27 Sept. Partly cloudy
Partly cloudy
 13° /8° 9.6 mm 4
28 Sept. Cloudy
Cloudy
 15° /7° 0 mm 4
29 Sept. Partly cloudy
Partly cloudy
 16° /9° 0 mm 4
30 Sept. Mist
Mist
 13° /7° 0 mm 4
Next
Important Notice
Our weather forecast for Saint-Simon-de-Rimouski in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Saint-Simon-de-Rimouski forecast closer to your planned date for the most up-to-date weather information.
Change Month
‹
›

Saint-Simon-de-Rimouski in September - FAQ

What are the expected maximum and minimum temperatures in Saint-Simon-de-Rimouski during September?
Enjoy moderate daytime temperatures of up to 16° and cooler nights around 9°. Ideal for a range of outdoor activities, from hiking to city tours.

How much rainfall should be expected in Saint-Simon-de-Rimouski during September?
Moderate rainfall is anticipated in Saint-Simon-de-Rimouski during September, with a total of 71.3 mm spread over approximately 14 days. Considering plans for rainy days is advisable.

What are the typical wind conditions in Saint-Simon-de-Rimouski during September?
The average wind speed in Saint-Simon-de-Rimouski during September is 17 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Saint-Simon-de-Rimouski

Explore the daily rainfall trends and prepare for Saint-Simon-de-Rimouskis September weather 💧
Typically, Saint-Simon-de-Rimouski has 14 rainy days in September with a total of 71.3 mm of rainfall.

UV exposure in Saint-Simon-de-Rimouski during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️

Quick links

More Saint-Simon-de-Rimouski weather pages
You are here
Location coordinates Where is Saint-Simon-de-Rimouski?

Get accurate weather forecasts for Saint-Simon-de-Rimouski, located at latitude 48.2 and longitude -69.05. Stay updated with localized weather information tailored for Saint-Simon-de-Rimouski.

Found a mistake?
We appreciate your attention to details. Tell us here.