January is one of the cooler months of the year in Hemet, with average highs near 16.1°C and lows around 3.8°C (mean 10°C). It is a relatively wet time of year, averaging 65 mm of rainfall and 59% relative humidity across the period.
January is one of the cooler months of the year in Hemet. Across 45 years of records, the warmest Januarys in Hemet were 2003 and 2014 — when the month averaged 14.4°C — while the coldest was 1989 at 7.4°C. Typical January days reach 16.1°C with nights near 3.8°C. The long-term trend is warming, about 0.4°C per decade.
January is a relatively wet time of year in Hemet, averaging 65 mm of rainfall. The wettest January on record was 1993 with 382 mm, while the driest was 2014 at 3 mm.
Relative humidity in Hemet during January averages 59%. The most humid January was 1995 at 81%, and the least humid was 2014 at 34%.
January receives about 3.3 kWh/m²/day of solar energy in Hemet. The sunniest January was 2006 at 3.7 kWh/m²/day, and the cloudiest were 1993 and 1995 at 2.8.
Average wind speed in Hemet during January is 1.3 m/s. The windiest January was 1993 at 1.7 m/s, while the calmest were 1998 and 2020 at 1 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 9.1°C | 9.6°C | 10.2°C | 10.8°C | 10.2°C | +1.1°C |
| Avg High | 15.4°C | 15.6°C | 16.3°C | 17.0°C | 16.3°C | +0.9°C |
| Avg Low | 2.7°C | 3.7°C | 4.0°C | 4.7°C | 4.1°C | +1.4°C |
| Avg Rain | 49 mm | 106 mm | 51 mm | 60 mm | 49 mm | 0 mm |
January temperatures in Hemet have risen by about 1°C between 1981–1985 and 2021–2025.
January has ranged from a record low of -5.5°C (1987) to a record high of 27.9°C (2003).
Rainfall in January is a relatively wet time of year, averaging 65 mm, with a wettest year of 382 mm.
A quieter season to visit Hemet
If your dates are flexible, the more temperate months of June and September tend to be the most comfortable for visiting Hemet. That said, January — with days averaging 16.1°C and nights around 3.8°C (mean 10°C) and moderate rainfall (65 mm) — can still be rewarding for travellers who don't mind the cooler conditions, and often means fewer crowds.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 17.0°C | 10.3°C | 3.6°C | 24.0°C | -1.0°C | 12 mm | 44% | 1.4 m/s | 3.6 |
| 2024 | 16.0°C | 10.3°C | 4.6°C | 23.0°C | -2.4°C | 62 mm | 67% | 1.2 m/s | 3.2 |
| 2023 | 12.9°C | 8.1°C | 3.2°C | 17.8°C | -2.5°C | 164 mm | 73% | 1.4 m/s | 3.1 |
| 2022 | 17.6°C | 11.0°C | 4.4°C | 22.7°C | -2.4°C | 4 mm | 54% | 1.1 m/s | 3.4 |
| 2021 | 17.1°C | 10.7°C | 4.3°C | 27.1°C | -1.6°C | 44 mm | 55% | 1.3 m/s | 3.4 |
| 2020 | 17.4°C | 10.9°C | 4.4°C | 22.4°C | 0.5°C | 7 mm | 62% | 1 m/s | 3.6 |
| 2019 | 16.0°C | 10.2°C | 4.4°C | 23.8°C | -3.5°C | 82 mm | 64% | 1.3 m/s | 3.2 |
| 2018 | 19.8°C | 13.6°C | 7.4°C | 26.0°C | 1.2°C | 59 mm | 49% | 1.2 m/s | 3.4 |
| 2017 | 12.9°C | 8.2°C | 3.5°C | 21.0°C | -1.8°C | 143 mm | 77% | 1.4 m/s | 3 |
| 2016 | 14.6°C | 9.2°C | 3.8°C | 21.1°C | -1.4°C | 92 mm | 69% | 1.2 m/s | 3.2 |
| 2015 | 18.3°C | 12.1°C | 6.0°C | 24.0°C | -3.0°C | 14 mm | 55% | 1.1 m/s | 3.3 |
| 2014 | 21.6°C | 14.4°C | 7.2°C | 25.9°C | 2.4°C | 3 mm | 34% | 1.1 m/s | 3.5 |
| 2013 | 15.1°C | 8.5°C | 1.9°C | 22.0°C | -4.6°C | 29 mm | 51% | 1.3 m/s | 3.5 |
| 2012 | 18.9°C | 11.6°C | 4.4°C | 26.3°C | -1.6°C | 16 mm | 47% | 1.2 m/s | 3.5 |
| 2011 | 16.3°C | 10.2°C | 4.1°C | 26.5°C | -3.4°C | 17 mm | 57% | 1.1 m/s | 3.6 |
| 2010 | 16.1°C | 10.2°C | 4.3°C | 22.5°C | -0.1°C | 145 mm | 63% | 1.3 m/s | 3.1 |
| 2009 | 18.7°C | 11.9°C | 5.0°C | 24.6°C | -2.0°C | 4 mm | 51% | 1.3 m/s | 3.6 |
| 2008 | 12.9°C | 7.8°C | 2.7°C | 19.7°C | -2.3°C | 155 mm | 68% | 1.6 m/s | 3.3 |
| 2007 | 14.4°C | 7.7°C | 1.0°C | 22.9°C | -4.1°C | 11 mm | 50% | 1.3 m/s | 3.6 |
| 2006 | 17.0°C | 10.3°C | 3.7°C | 22.8°C | -3.2°C | 36 mm | 54% | 1.3 m/s | 3.7 |
| 2005 | 14.4°C | 9.7°C | 5.0°C | 21.8°C | 0.7°C | 191 mm | 75% | 1.3 m/s | 3 |
| 2004 | 16.4°C | 10.3°C | 4.2°C | 22.4°C | -0.5°C | 9 mm | 57% | 1.1 m/s | 3.4 |
| 2003 🔥 | 21.3°C | 14.4°C | 7.4°C | 27.9°C | 1.7°C | 7 mm | 49% | 1.2 m/s | 3.5 |
| 2002 | 16.3°C | 9.7°C | 3.1°C | 25.2°C | -4.7°C | 11 mm | 53% | 1.1 m/s | 3.5 |
| 2001 | 14.2°C | 8.6°C | 2.9°C | 22.2°C | -3.2°C | 61 mm | 60% | 1.2 m/s | 3.1 |
| 2000 | 17.4°C | 11.1°C | 4.8°C | 24.5°C | -0.8°C | 23 mm | 62% | 1.1 m/s | 3.3 |
| 1999 | 17.6°C | 11.1°C | 4.5°C | 23.5°C | -0.4°C | 26 mm | 55% | 1.1 m/s | 3.4 |
| 1998 | 15.8°C | 10.4°C | 4.9°C | 22.6°C | -0.3°C | 84 mm | 72% | 1 m/s | 3.3 |
| 1997 | 14.4°C | 9.3°C | 4.2°C | 21.7°C | -2.3°C | 100 mm | 74% | 1.5 m/s | 3 |
| 1996 | 17.5°C | 10.7°C | 3.9°C | 25.0°C | -1.5°C | 69 mm | 57% | 1.3 m/s | 3.2 |
| 1995 | 12.6°C | 8.1°C | 3.6°C | 22.0°C | -0.9°C | 227 mm | 81% | 1.5 m/s | 2.8 |
| 1994 | 18.0°C | 11.0°C | 4.1°C | 24.5°C | -1.5°C | 23 mm | 46% | 1.2 m/s | 3.5 |
| 1993 🌧️ | 12.3°C | 8.0°C | 3.7°C | 18.4°C | -3.7°C | 382 mm | 79% | 1.7 m/s | 2.8 |
| 1992 | 15.5°C | 9.2°C | 2.8°C | 22.8°C | -2.9°C | 57 mm | 54% | 1.6 m/s | 3.4 |
| 1991 | 16.4°C | 9.5°C | 2.5°C | 23.1°C | -1.6°C | 28 mm | 58% | 1.1 m/s | 3.3 |
| 1990 | 15.6°C | 9.1°C | 2.6°C | 24.5°C | -3.1°C | 70 mm | 57% | 1.4 m/s | 3.5 |
| 1989 ❄️ | 14.2°C | 7.4°C | 0.7°C | 22.6°C | -3.8°C | 28 mm | 55% | 1.4 m/s | 3.4 |
| 1988 | 14.6°C | 8.4°C | 2.1°C | 21.5°C | -4.2°C | 68 mm | 60% | 1.4 m/s | 3.2 |
| 1987 | 14.8°C | 8.0°C | 1.2°C | 23.9°C | -5.5°C | 51 mm | 58% | 1.3 m/s | 3.3 |
| 1986 | 18.9°C | 12.2°C | 5.5°C | 24.2°C | 1.5°C | 27 mm | 61% | 1.2 m/s | 3.2 |
| 1985 | 13.4°C | 7.5°C | 1.7°C | 20.4°C | -4.5°C | 31 mm | 65% | 1.4 m/s | 3.2 |
| 1984 | 16.3°C | 9.8°C | 3.3°C | 22.7°C | -1.7°C | 5 mm | 56% | 1.4 m/s | 3.3 |
| 1983 | 15.8°C | 9.8°C | 3.7°C | 22.7°C | -2.1°C | 77 mm | 64% | 1.3 m/s | — |
| 1982 | 13.8°C | 7.5°C | 1.2°C | 22.2°C | -4.5°C | 114 mm | 61% | 1.6 m/s | — |
| 1981 | 17.0°C | 10.9°C | 4.8°C | 23.3°C | -3.9°C | 42 mm | 57% | 1.2 m/s | — |
Actual recorded January data for each year, 1981–2025 — sourced from NASA POWER.
The average high in January is around 16.1°C with lows near 3.8°C (mean 10°C), based on 45 years of NASA POWER data.
January averages 65 mm of rainfall in Hemet, a relatively wet time of year. The wettest on record was 382 mm in 1993.
The hottest January reached 27.9°C in 2003. The coldest dipped to -5.5°C in 1987.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average January temperatures have risen by about 1°C. Daytime highs moved from 15.3°C to 16.1°C and overnight lows from 2.9°C to 4°C over the same span.
January is one of the cooler months of the year in Hemet and a relatively wet time of year, so plan for around 16.1°C daytime highs and 3.8°C at night.
Yes — January is the coldest month of the year in Hemet, averaging 10°C.
For January in Hemet, pack warm layers and a jacket for chilly mornings, with typical highs of 16.1°C and lows of 3.8°C. Bring an umbrella or light rain jacket too.
Relative humidity in January averages 59% — moderately humid.
Average wind speed in January is 1.3 m/s. The windiest January on record averaged 1.7 m/s (1993).
The wettest January on record was 1993 with 382 mm. On average, January sees 65 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 January, 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 January specifically, along with year-by-year records and how the month has changed over the decades.
