September is one of the warmer months of the year in Kenora, with average highs near 18°C and lows around 8.7°C (mean 13.4°C). It is a relatively wet time of year, averaging 82 mm of rainfall and 73% relative humidity across the period.
September is one of the warmer months of the year in Kenora. Across 45 years of records, the warmest September in Kenora was 2024 — when the month averaged 18.5°C — while the coldest was 1993 at 9.5°C. Typical September days reach 18°C with nights near 8.7°C. The long-term trend is warming, about 0.7°C per decade.
September is a relatively wet time of year in Kenora, averaging 82 mm of rainfall. The wettest September on record was 2019 with 175 mm, while the driest was 1989 at 21 mm.
Relative humidity in Kenora during September averages 73%. The most humid September was 2004 at 81%, and the least humid was 2012 at 65%.
September receives about 3.5 kWh/m²/day of solar energy in Kenora. The sunniest September was 2009 at 4.3 kWh/m²/day, and the cloudiest were 1992, 1999 and 2019 at 3.
Average wind speed in Kenora during September is 2.7 m/s. The windiest September was 1991 at 3.1 m/s, while the calmest was 1987 at 2.3 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 12.1°C | 12.7°C | 13.8°C | 13.2°C | 15.5°C | +3.4°C |
| Avg High | 16.8°C | 17.5°C | 18.4°C | 17.8°C | 20.2°C | +3.4°C |
| Avg Low | 7.5°C | 8.0°C | 9.2°C | 8.7°C | 10.8°C | +3.3°C |
| Avg Rain | 72 mm | 89 mm | 81 mm | 104 mm | 49 mm | -23 mm |
September temperatures in Kenora have risen by about 4.7°C between 1981–1985 and 2021–2025.
September has ranged from a record low of -3.6°C (2018) to a record high of 32.9°C (1983).
Rainfall in September is a relatively wet time of year, averaging 82 mm, with a wettest year of 175 mm.
One of the best times to visit Kenora
September is one of the best times to visit Kenora. Expect days averaging 18°C and nights around 8.7°C (mean 13.4°C) — warmer than Kenora's yearly average — with higher rainfall (82 mm), so conditions are generally comfortable for sightseeing and outdoor plans.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 21.4°C | 16.7°C | 11.9°C | 28.1°C | 5.5°C | 27 mm | 70% | 2.5 m/s | 3.5 |
| 2024 🔥 | 23.3°C | 18.5°C | 13.7°C | 27.6°C | 7.8°C | 62 mm | 70% | 2.8 m/s | 3.7 |
| 2023 | 21.5°C | 16.8°C | 12.1°C | 31.8°C | 5.4°C | 49 mm | 70% | 2.6 m/s | 3.2 |
| 2022 | 18.3°C | 13.7°C | 9.1°C | 29.3°C | 0.2°C | 52 mm | 74% | 2.7 m/s | 4 |
| 2021 | 20.6°C | 15.8°C | 11.1°C | 28.3°C | 6.8°C | 54 mm | 70% | 2.9 m/s | 3.7 |
| 2020 | 16.1°C | 11.5°C | 6.8°C | 22.4°C | -0.6°C | 50 mm | 74% | 2.9 m/s | 3.6 |
| 2019 🌧️ | 17.3°C | 13.1°C | 8.9°C | 26.4°C | 1.7°C | 175 mm | 80% | 2.7 m/s | 3 |
| 2018 | 16.6°C | 12.0°C | 7.3°C | 28.7°C | -3.6°C | 116 mm | 72% | 2.8 m/s | 3.4 |
| 2017 | 17.7°C | 13.7°C | 9.7°C | 27.7°C | 4.5°C | 151 mm | 76% | 2.9 m/s | 3.3 |
| 2016 | 18.0°C | 14.0°C | 9.9°C | 25.4°C | 5.5°C | 162 mm | 80% | 2.9 m/s | 3.2 |
| 2015 | 20.4°C | 15.6°C | 10.8°C | 29.0°C | 2.4°C | 74 mm | 72% | 2.8 m/s | 3.9 |
| 2014 | 17.2°C | 12.6°C | 8.1°C | 25.6°C | 1.7°C | 65 mm | 78% | 2.7 m/s | 3.6 |
| 2013 | 19.6°C | 14.7°C | 9.9°C | 28.7°C | 1.7°C | 106 mm | 73% | 2.6 m/s | 3.7 |
| 2012 | 17.5°C | 12.5°C | 7.5°C | 27.8°C | -1.1°C | 29 mm | 65% | 2.7 m/s | 3.7 |
| 2011 | 18.6°C | 13.5°C | 8.5°C | 29.6°C | 1.0°C | 66 mm | 70% | 2.7 m/s | 4.1 |
| 2010 | 14.8°C | 10.5°C | 6.3°C | 21.6°C | 1.5°C | 101 mm | 77% | 3 m/s | 3.5 |
| 2009 | 21.9°C | 17.5°C | 13.0°C | 26.2°C | 0.9°C | 59 mm | 75% | 2.6 m/s | 4.3 |
| 2008 | 17.7°C | 13.3°C | 8.8°C | 28.6°C | 3.2°C | 92 mm | 76% | 2.6 m/s | 3.4 |
| 2007 | 17.5°C | 12.7°C | 8.0°C | 29.1°C | -0.4°C | 50 mm | 75% | 2.9 m/s | 3.2 |
| 2006 | 18.7°C | 13.7°C | 8.7°C | 26.7°C | 2.6°C | 61 mm | 67% | 2.5 m/s | 3.8 |
| 2005 | 19.0°C | 14.4°C | 9.7°C | 26.8°C | 4.0°C | 72 mm | 74% | 2.6 m/s | 3.8 |
| 2004 | 18.9°C | 14.7°C | 10.4°C | 26.4°C | 6.1°C | 146 mm | 81% | 2.8 m/s | 3.2 |
| 2003 | 17.4°C | 13.0°C | 8.7°C | 28.5°C | -1.8°C | 161 mm | 76% | 3 m/s | 3.2 |
| 2002 | 19.1°C | 14.4°C | 9.6°C | 28.4°C | -0.2°C | 68 mm | 71% | 2.8 m/s | 3.9 |
| 2001 | 18.6°C | 13.6°C | 8.7°C | 27.8°C | 0.9°C | 43 mm | 71% | 2.4 m/s | 3.7 |
| 2000 | 15.4°C | 10.7°C | 6.1°C | 24.4°C | -3.0°C | 57 mm | 77% | 2.7 m/s | 3.4 |
| 1999 | 14.6°C | 10.7°C | 6.8°C | 22.7°C | 1.0°C | 146 mm | 79% | 2.7 m/s | 3 |
| 1998 | 19.8°C | 14.7°C | 9.6°C | 28.3°C | 2.9°C | 48 mm | 69% | 2.5 m/s | 3.9 |
| 1997 | 19.7°C | 14.8°C | 9.9°C | 26.4°C | 3.6°C | 112 mm | 67% | 3 m/s | 3.8 |
| 1996 | 18.1°C | 13.6°C | 9.1°C | 27.4°C | 1.3°C | 106 mm | 72% | 2.6 m/s | 3.5 |
| 1995 | 17.5°C | 12.6°C | 7.6°C | 29.6°C | -0.2°C | 43 mm | 68% | 2.4 m/s | 4 |
| 1994 | 20.3°C | 15.1°C | 10.0°C | 26.4°C | 2.0°C | 64 mm | 70% | 2.5 m/s | 3.7 |
| 1993 ❄️ | 13.8°C | 9.5°C | 5.2°C | 18.9°C | -0.8°C | 51 mm | 78% | 2.8 m/s | 3.1 |
| 1992 | 15.9°C | 11.0°C | 6.0°C | 22.2°C | -1.1°C | 117 mm | 76% | 3 m/s | 3 |
| 1991 | 16.3°C | 11.7°C | 7.2°C | 29.0°C | -1.2°C | 158 mm | 71% | 3.1 m/s | 3.4 |
| 1990 | 18.8°C | 13.7°C | 8.5°C | 27.1°C | 0.6°C | 47 mm | 67% | 2.7 m/s | 3.7 |
| 1989 | 18.8°C | 13.6°C | 8.3°C | 26.0°C | -1.1°C | 21 mm | 65% | 2.9 m/s | 3.9 |
| 1988 | 17.3°C | 12.5°C | 7.8°C | 26.2°C | 3.1°C | 56 mm | 70% | 2.8 m/s | 3.2 |
| 1987 | 18.7°C | 14.1°C | 9.5°C | 23.7°C | 2.3°C | 32 mm | 68% | 2.3 m/s | 3.5 |
| 1986 | 15.6°C | 11.1°C | 6.7°C | 20.8°C | 0.8°C | 112 mm | 76% | 2.6 m/s | 3.1 |
| 1985 | 14.6°C | 10.3°C | 5.9°C | 23.0°C | -1.0°C | 79 mm | 75% | 2.9 m/s | 3.1 |
| 1984 | 14.7°C | 10.4°C | 6.0°C | 23.8°C | -1.4°C | 49 mm | 69% | 2.7 m/s | 3.2 |
| 1983 | 17.8°C | 13.1°C | 8.5°C | 32.9°C | -0.3°C | 89 mm | 70% | 3 m/s | — |
| 1982 | 17.0°C | 12.2°C | 7.4°C | 28.6°C | 1.6°C | 75 mm | 72% | 2.9 m/s | — |
| 1981 | 17.0°C | 12.0°C | 7.0°C | 25.8°C | -1.9°C | 133 mm | 67% | 2.9 m/s | — |
Actual recorded September data for each year, 1981–2025 — sourced from NASA POWER.
The average high in September is around 18°C with lows near 8.7°C (mean 13.4°C), based on 45 years of NASA POWER data.
September averages 82 mm of rainfall in Kenora, a relatively wet time of year. The wettest on record was 175 mm in 2019.
The hottest September reached 32.9°C in 1983. The coldest dipped to -3.6°C in 2018.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average September temperatures have risen by about 4.7°C. Daytime highs moved from 16.2°C to 21°C and overnight lows from 7°C to 11.6°C over the same span.
September is one of the warmer months of the year in Kenora and a relatively wet time of year, so plan for around 18°C daytime highs and 8.7°C at night.
Not quite — September is the 9th coolest month in Kenora, averaging 13.4°C.
For September in Kenora, pack light layers you can adjust through the day, with typical highs of 18°C and lows of 8.7°C. Bring an umbrella or light rain jacket too.
Relative humidity in September averages 73% — moderately humid.
Average wind speed in September is 2.7 m/s. The windiest September on record averaged 3.1 m/s (1991).
The wettest September on record was 2019 with 175 mm. On average, September sees 82 mm.
All figures are derived from NASA POWER (Prediction Of Worldwide Energy Resources), based on MERRA-2 satellite reanalysis, covering 1981–2025.
Explore how the weather in Kenora behaves each September, based on 45 years of NASA POWER climate data from 1981 to 2025. This page breaks down average temperatures, rainfall, humidity, wind and solar radiation for September specifically, along with year-by-year records and how the month has changed over the decades.
