October is close to Medicine Hat's year-round average, with average highs near 12.6°C and lows around 1.2°C (mean 6.9°C). It is about average for rainfall, averaging 22 mm of rainfall and 64% relative humidity across the period.
October is close to Medicine Hat's year-round average. Across 45 years of records, the warmest Octobers in Medicine Hat were 2014 and 2022 — when the month averaged 10.4°C — while the coldest was 2002 at 2.5°C. Typical October days reach 12.6°C with nights near 1.2°C. The long-term trend is warming, about 0.2°C per decade.
October is about average for rainfall in Medicine Hat, averaging 22 mm of rainfall. The wettest October on record was 2017 with 58 mm, while the driest was 1988 at 5 mm.
Relative humidity in Medicine Hat during October averages 64%. The most humid October was 2016 at 76%, and the least humid was 2001 at 55%.
October receives about 2.5 kWh/m²/day of solar energy in Medicine Hat. The sunniest Octobers were 1989, 2008 and 2021 at 2.8 kWh/m²/day, and the cloudiest was 2012 at 1.9.
Average wind speed in Medicine Hat during October is 3.5 m/s. The windiest October was 2017 at 4.4 m/s, while the calmest was 2002 at 2.9 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 6.8°C | 6.5°C | 6.6°C | 6.8°C | 8.2°C | +1.4°C |
| Avg High | 12.7°C | 12.2°C | 12.3°C | 12.5°C | 13.9°C | +1.2°C |
| Avg Low | 1.0°C | 0.9°C | 0.9°C | 1.2°C | 2.4°C | +1.4°C |
| Avg Rain | 18 mm | 22 mm | 22 mm | 26 mm | 21 mm | +4 mm |
October temperatures in Medicine Hat have risen by about 2.8°C between 1981–1985 and 2021–2025.
October has ranged from a record low of -18.1°C (1984) to a record high of 28.6°C (2021).
Rainfall in October is about average for rainfall, averaging 22 mm, with a wettest year of 58 mm.
A good time to visit Medicine Hat
October is a good time to visit Medicine Hat, with days averaging 12.6°C and nights around 1.2°C (mean 6.9°C, close to Medicine Hat's yearly average) and low rainfall. July and August are marginally more temperate, but October still suits most travellers.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 13.8°C | 8.2°C | 2.7°C | 21.8°C | -4.3°C | 14 mm | 60% | 3.7 m/s | 2.7 |
| 2024 | 16.4°C | 10.0°C | 3.7°C | 24.6°C | -2.3°C | 10 mm | 60% | 3.6 m/s | 2.7 |
| 2023 | 12.3°C | 6.9°C | 1.4°C | 27.0°C | -10.8°C | 34 mm | 65% | 3.1 m/s | 2.4 |
| 2022 | 16.1°C | 10.4°C | 4.6°C | 25.8°C | -5.6°C | 28 mm | 63% | 3.4 m/s | 2.6 |
| 2021 | 15.4°C | 8.9°C | 2.5°C | 28.6°C | -6.0°C | 13 mm | 56% | 3.7 m/s | 2.8 |
| 2020 | 9.3°C | 4.6°C | -0.2°C | 24.7°C | -15.0°C | 28 mm | 67% | 3.5 m/s | 2.3 |
| 2019 | 8.9°C | 3.2°C | -2.5°C | 20.4°C | -11.9°C | 16 mm | 65% | 4 m/s | 2.6 |
| 2018 | 11.7°C | 5.8°C | -0.2°C | 20.2°C | -6.3°C | 19 mm | 67% | 3.2 m/s | 2.5 |
| 2017 🌧️ | 10.8°C | 5.4°C | 0.0°C | 21.5°C | -7.7°C | 58 mm | 65% | 4.4 m/s | 2.4 |
| 2016 | 10.8°C | 5.7°C | 0.7°C | 19.2°C | -7.3°C | 50 mm | 76% | 3.2 m/s | 2 |
| 2015 | 15.1°C | 9.1°C | 3.2°C | 24.3°C | -4.6°C | 32 mm | 64% | 3.4 m/s | 2.7 |
| 2014 🔥 | 16.1°C | 10.4°C | 4.7°C | 24.8°C | -4.2°C | 16 mm | 63% | 3.9 m/s | 2.6 |
| 2013 | 11.6°C | 5.9°C | 0.2°C | 20.4°C | -9.1°C | 11 mm | 68% | 3.2 m/s | 2.5 |
| 2012 | 9.9°C | 4.8°C | -0.3°C | 26.9°C | -8.7°C | 28 mm | 68% | 3.8 m/s | 1.9 |
| 2011 | 14.5°C | 8.7°C | 2.9°C | 27.5°C | -3.8°C | 25 mm | 63% | 3.6 m/s | 2.6 |
| 2010 | 15.3°C | 9.3°C | 3.2°C | 25.0°C | -4.8°C | 9 mm | 67% | 3.2 m/s | 2.7 |
| 2009 | 7.9°C | 3.1°C | -1.7°C | 21.0°C | -10.4°C | 31 mm | 70% | 3.5 m/s | 2 |
| 2008 | 14.3°C | 8.0°C | 1.8°C | 26.8°C | -5.1°C | 12 mm | 56% | 3.7 m/s | 2.8 |
| 2007 | 14.7°C | 9.1°C | 3.4°C | 22.8°C | -4.3°C | 12 mm | 59% | 3.9 m/s | 2.6 |
| 2006 | 9.6°C | 4.5°C | -0.5°C | 23.3°C | -8.1°C | 33 mm | 68% | 3.1 m/s | 2.2 |
| 2005 | 14.1°C | 8.4°C | 2.7°C | 21.9°C | -4.6°C | 30 mm | 67% | 3.7 m/s | 2.6 |
| 2004 | 12.3°C | 6.5°C | 0.6°C | 23.9°C | -5.3°C | 13 mm | 67% | 3.3 m/s | 2.4 |
| 2003 | 15.5°C | 9.5°C | 3.5°C | 26.2°C | -17.3°C | 40 mm | 60% | 3.9 m/s | 2.5 |
| 2002 ❄️ | 7.5°C | 2.5°C | -2.6°C | 18.6°C | -12.9°C | 24 mm | 71% | 2.9 m/s | 2.2 |
| 2001 | 12.8°C | 6.8°C | 0.8°C | 22.3°C | -4.8°C | 19 mm | 55% | 3.8 m/s | 2.7 |
| 2000 | 14.0°C | 7.7°C | 1.4°C | 24.4°C | -6.4°C | 8 mm | 60% | 3.3 m/s | 2.7 |
| 1999 | 13.9°C | 8.0°C | 2.0°C | 21.8°C | -6.2°C | 13 mm | 58% | 3.7 m/s | 2.3 |
| 1998 | 14.4°C | 8.2°C | 2.0°C | 21.7°C | -3.8°C | 14 mm | 62% | 3.1 m/s | 2.5 |
| 1997 | 11.8°C | 6.4°C | 1.0°C | 24.4°C | -7.3°C | 12 mm | 64% | 3.8 m/s | 2.2 |
| 1996 | 11.7°C | 6.0°C | 0.3°C | 23.5°C | -10.3°C | 13 mm | 65% | 3.4 m/s | 2.5 |
| 1995 | 10.9°C | 5.7°C | 0.6°C | 18.0°C | -8.6°C | 40 mm | 68% | 3.7 m/s | 2.6 |
| 1994 | 12.0°C | 6.9°C | 1.8°C | 23.5°C | -3.7°C | 42 mm | 66% | 4 m/s | 2.5 |
| 1993 | 12.0°C | 6.3°C | 0.6°C | 22.3°C | -6.4°C | 17 mm | 71% | 3.3 m/s | 2.6 |
| 1992 | 12.2°C | 6.8°C | 1.4°C | 26.9°C | -7.8°C | 33 mm | 65% | 3.3 m/s | 2.3 |
| 1991 | 10.7°C | 4.7°C | -1.3°C | 24.9°C | -17.4°C | 18 mm | 59% | 3.6 m/s | 2.5 |
| 1990 | 12.0°C | 6.3°C | 0.6°C | 24.8°C | -4.6°C | 14 mm | 57% | 4 m/s | 2.7 |
| 1989 | 12.8°C | 7.0°C | 1.2°C | 21.3°C | -6.6°C | 9 mm | 62% | 3.6 m/s | 2.8 |
| 1988 | 15.2°C | 9.0°C | 2.8°C | 24.9°C | -7.2°C | 5 mm | 56% | 3.4 m/s | 2.6 |
| 1987 | 13.4°C | 7.1°C | 0.7°C | 25.4°C | -5.1°C | 8 mm | 57% | 3.3 m/s | 2.7 |
| 1986 | 14.1°C | 8.0°C | 1.8°C | 22.2°C | -8.9°C | 27 mm | 72% | 3.1 m/s | 2.7 |
| 1985 | 11.1°C | 5.7°C | 0.2°C | 22.0°C | -10.7°C | 29 mm | 68% | 4.3 m/s | 2.3 |
| 1984 | 9.4°C | 4.2°C | -1.0°C | 26.8°C | -18.1°C | 29 mm | 66% | 3.8 m/s | 2.3 |
| 1983 | 13.9°C | 7.9°C | 1.9°C | 20.5°C | -3.9°C | 6 mm | 62% | 3.4 m/s | — |
| 1982 | 12.8°C | 6.8°C | 0.7°C | 21.7°C | -7.7°C | 13 mm | 68% | 3.4 m/s | — |
| 1981 | 11.3°C | 5.8°C | 0.4°C | 21.8°C | -6.2°C | 33 mm | 67% | 3.5 m/s | — |
Actual recorded October data for each year, 1981–2025 — sourced from NASA POWER.
The average high in October is around 12.6°C with lows near 1.2°C (mean 6.9°C), based on 45 years of NASA POWER data.
October averages 22 mm of rainfall in Medicine Hat, about average for rainfall. The wettest on record was 58 mm in 2017.
The hottest October reached 28.6°C in 2021. The coldest dipped to -18.1°C in 1984.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average October temperatures have risen by about 2.8°C. Daytime highs moved from 11.7°C to 14.8°C and overnight lows from 0.4°C to 3°C over the same span.
October is close to Medicine Hat's year-round average and about average for rainfall, so plan for around 12.6°C daytime highs and 1.2°C at night.
Not quite — October is the 7th coolest month in Medicine Hat, averaging 6.9°C.
For October in Medicine Hat, pack warm layers and a jacket for chilly mornings, with typical highs of 12.6°C and lows of 1.2°C.
Relative humidity in October averages 64% — moderately humid.
Average wind speed in October is 3.5 m/s. The windiest October on record averaged 4.4 m/s (2017).
The wettest October on record was 2017 with 58 mm. On average, October sees 22 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 Medicine Hat behaves each October, 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 October specifically, along with year-by-year records and how the month has changed over the decades.
