October is one of the warmer months of the year in Hemet, with average highs near 26.5°C and lows around 11.4°C (mean 19°C). It is one of the drier months, averaging 15 mm of rainfall and 47% relative humidity across the period.
October is one of the warmer months of the year in Hemet. Across 45 years of records, the warmest October in Hemet was 2003 — when the month averaged 22.6°C — while the coldest were 1981 and 1984 at 15.8°C. Typical October days reach 26.5°C with nights near 11.4°C. The long-term trend is warming, about 0.6°C per decade.
October is one of the drier months in Hemet, averaging 15 mm of rainfall. The wettest October on record was 2004 with 134 mm, while the driest were 1988 and 2019 at 0 mm.
Relative humidity in Hemet during October averages 47%. The most humid October was 2000 at 62%, and the least humid was 1999 at 31%.
October receives about 4.9 kWh/m²/day of solar energy in Hemet. The sunniest October was 2019 at 5.5 kWh/m²/day, and the cloudiest were 1987 and 2010 at 4.4.
Average wind speed in Hemet during October is 1.2 m/s. The windiest October was 1981 at 1.5 m/s, while the calmest were 2020, 2022 and 2024, among others at 1 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 17.8°C | 19.0°C | 18.6°C | 19.5°C | 20.4°C | +2.6°C |
| Avg High | 25.3°C | 26.8°C | 26.0°C | 27.0°C | 27.9°C | +2.6°C |
| Avg Low | 10.3°C | 11.2°C | 11.1°C | 12.0°C | 12.8°C | +2.5°C |
| Avg Rain | 17 mm | 10 mm | 22 mm | 14 mm | 9 mm | -8 mm |
October temperatures in Hemet have risen by about 3°C between 1981–1985 and 2021–2025.
October has ranged from a record low of -0.1°C (1991) to a record high of 40.1°C (2024).
Rainfall in October is one of the drier months, averaging 15 mm, with a wettest year of 134 mm.
One of the best times to visit Hemet
October is one of the best times to visit Hemet. Expect days averaging 26.5°C and nights around 11.4°C (mean 19°C) — warmer than Hemet's yearly average — with low rainfall (15 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 | 27.2°C | 19.5°C | 11.7°C | 32.0°C | 6.3°C | 13 mm | 53% | 1.1 m/s | 5 |
| 2024 | 30.4°C | 22.5°C | 14.7°C | 40.1°C | 5.6°C | 1 mm | 35% | 1 m/s | 5.1 |
| 2023 | 28.1°C | 20.4°C | 12.6°C | 35.6°C | 5.9°C | 1 mm | 45% | 1.2 m/s | 5.1 |
| 2022 | 27.6°C | 20.5°C | 13.4°C | 33.3°C | 5.9°C | 17 mm | 52% | 1 m/s | 4.8 |
| 2021 | 24.4°C | 17.3°C | 10.2°C | 32.7°C | 4.7°C | 21 mm | 52% | 1.2 m/s | 4.9 |
| 2020 | 29.9°C | 22.1°C | 14.2°C | 38.3°C | 5.0°C | 2 mm | 39% | 1 m/s | 5.2 |
| 2019 | 27.3°C | 18.8°C | 10.4°C | 33.0°C | 2.7°C | 0 mm | 32% | 1.3 m/s | 5.5 |
| 2018 | 25.8°C | 18.8°C | 11.8°C | 32.3°C | 6.4°C | 20 mm | 53% | 1.2 m/s | 4.9 |
| 2017 | 29.3°C | 20.9°C | 12.5°C | 35.2°C | 7.1°C | 1 mm | 38% | 1.2 m/s | 5.3 |
| 2016 | 26.8°C | 19.4°C | 12.1°C | 33.0°C | 7.5°C | 8 mm | 50% | 1.1 m/s | 4.9 |
| 2015 | 27.5°C | 20.9°C | 14.4°C | 33.9°C | 8.0°C | 15 mm | 57% | 1.1 m/s | 4.5 |
| 2014 | 29.4°C | 21.6°C | 13.8°C | 35.6°C | 9.3°C | 1 mm | 43% | 1 m/s | 5.1 |
| 2013 | 24.7°C | 16.9°C | 9.2°C | 30.7°C | 4.9°C | 21 mm | 47% | 1.2 m/s | 5.1 |
| 2012 | 27.5°C | 19.9°C | 12.4°C | 38.1°C | 7.3°C | 5 mm | 46% | 1.2 m/s | 5.1 |
| 2011 | 27.6°C | 19.7°C | 11.9°C | 35.0°C | 4.3°C | 17 mm | 42% | 1.1 m/s | 5 |
| 2010 | 24.4°C | 17.7°C | 11.1°C | 33.2°C | 4.5°C | 52 mm | 60% | 1.2 m/s | 4.4 |
| 2009 | 25.2°C | 17.6°C | 10.0°C | 34.8°C | 1.4°C | 2 mm | 45% | 1.3 m/s | 5.1 |
| 2008 | 28.7°C | 20.7°C | 12.7°C | 35.2°C | 2.4°C | 1 mm | 31% | 1.3 m/s | 5.3 |
| 2007 | 25.8°C | 18.1°C | 10.5°C | 32.1°C | 4.5°C | 3 mm | 44% | 1.4 m/s | 5.1 |
| 2006 | 24.6°C | 17.2°C | 9.8°C | 31.2°C | 6.1°C | 6 mm | 51% | 1.2 m/s | 5 |
| 2005 | 25.4°C | 17.8°C | 10.1°C | 32.7°C | 6.1°C | 46 mm | 54% | 1.1 m/s | 5 |
| 2004 🌧️ | 23.8°C | 17.1°C | 10.4°C | 34.3°C | 4.3°C | 134 mm | 60% | 1.3 m/s | 4.6 |
| 2003 🔥 | 30.4°C | 22.6°C | 14.8°C | 36.2°C | 7.1°C | 1 mm | 37% | 1.1 m/s | 5.1 |
| 2002 | 24.3°C | 17.2°C | 10.1°C | 33.6°C | 6.4°C | 1 mm | 57% | 1.1 m/s | 4.8 |
| 2001 | 28.4°C | 20.5°C | 12.6°C | 34.1°C | 8.6°C | 1 mm | 45% | 1 m/s | 5 |
| 2000 | 23.4°C | 16.9°C | 10.4°C | 33.7°C | 4.6°C | 22 mm | 62% | 1.2 m/s | 4.5 |
| 1999 | 30.0°C | 21.5°C | 13.0°C | 35.2°C | 8.2°C | 3 mm | 31% | 1.1 m/s | 5.3 |
| 1998 | 25.0°C | 17.4°C | 9.8°C | 31.0°C | 6.1°C | 7 mm | 49% | 1.2 m/s | 5 |
| 1997 | 24.8°C | 17.2°C | 9.6°C | 32.4°C | 4.0°C | 8 mm | 54% | 1.3 m/s | 5.2 |
| 1996 | 25.5°C | 17.7°C | 10.0°C | 36.3°C | 1.4°C | 19 mm | 44% | 1.2 m/s | 4.9 |
| 1995 | 28.3°C | 19.9°C | 11.6°C | 33.3°C | 6.3°C | 1 mm | 38% | 1.1 m/s | 5 |
| 1994 | 24.7°C | 17.2°C | 9.8°C | 29.8°C | 4.1°C | 8 mm | 48% | 1.2 m/s | 4.9 |
| 1993 | 26.4°C | 18.8°C | 11.2°C | 35.3°C | 7.3°C | 4 mm | 46% | 1.3 m/s | 4.8 |
| 1992 | 26.4°C | 19.4°C | 12.3°C | 34.0°C | 8.2°C | 30 mm | 53% | 1.1 m/s | 4.7 |
| 1991 | 28.4°C | 20.8°C | 13.3°C | 36.2°C | -0.1°C | 15 mm | 42% | 1.2 m/s | 4.9 |
| 1990 | 28.5°C | 20.2°C | 11.9°C | 33.2°C | 7.3°C | 2 mm | 36% | 1.2 m/s | 5 |
| 1989 | 25.2°C | 17.5°C | 9.8°C | 31.9°C | 3.6°C | 10 mm | 47% | 1.2 m/s | 4.9 |
| 1988 | 29.1°C | 20.8°C | 12.6°C | 33.9°C | 6.4°C | 0 mm | 43% | 1 m/s | 5 |
| 1987 | 26.6°C | 19.7°C | 12.8°C | 36.8°C | 8.3°C | 85 mm | 57% | 1.1 m/s | 4.4 |
| 1986 | 24.1°C | 16.7°C | 9.4°C | 28.6°C | 5.1°C | 20 mm | 51% | 1.1 m/s | 4.7 |
| 1985 | 25.5°C | 18.1°C | 10.7°C | 33.3°C | 6.6°C | 7 mm | 49% | 1.2 m/s | 4.7 |
| 1984 | 23.4°C | 15.8°C | 8.2°C | 30.9°C | 3.0°C | 7 mm | 50% | 1.3 m/s | 4.6 |
| 1983 | 25.0°C | 18.1°C | 11.1°C | 31.1°C | 7.6°C | 13 mm | 60% | 1.2 m/s | — |
| 1982 | 25.3°C | 17.4°C | 9.6°C | 29.3°C | 3.4°C | 6 mm | 38% | 1.2 m/s | — |
| 1981 ❄️ | 23.3°C | 15.8°C | 8.4°C | 30.1°C | 2.9°C | 7 mm | 47% | 1.5 m/s | — |
Actual recorded October data for each year, 1981–2025 — sourced from NASA POWER.
The average high in October is around 26.5°C with lows near 11.4°C (mean 19°C), based on 45 years of NASA POWER data.
October averages 15 mm of rainfall in Hemet, one of the drier months. The wettest on record was 134 mm in 2004.
The hottest October reached 40.1°C in 2024. The coldest dipped to -0.1°C in 1991.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average October temperatures have risen by about 3°C. Daytime highs moved from 24.5°C to 27.5°C and overnight lows from 9.6°C to 12.5°C over the same span.
October is one of the warmer months of the year in Hemet and one of the drier months, so plan for around 26.5°C daytime highs and 11.4°C at night.
Not quite — October is the 8th coolest month in Hemet, averaging 19°C.
For October in Hemet, pack light layers you can adjust through the day, with typical highs of 26.5°C and lows of 11.4°C.
Relative humidity in October averages 47% — relatively dry.
Average wind speed in October is 1.2 m/s. The windiest October on record averaged 1.5 m/s (1981).
The wettest October on record was 2004 with 134 mm. On average, October sees 15 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 Hemet 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.
