January is one of the cooler months of the year in Redding, with average highs near 10.7°C and lows around 1.5°C (mean 6.1°C). It is a relatively wet time of year, averaging 177 mm of rainfall and 83% relative humidity across the period.
January is one of the cooler months of the year in Redding. Across 45 years of records, the warmest January in Redding was 2014 — when the month averaged 10.4°C — while the coldest was 1982 at 2.6°C. Typical January days reach 10.7°C with nights near 1.5°C. The long-term trend is warming, about 0.3°C per decade.
January is a relatively wet time of year in Redding, averaging 177 mm of rainfall. The wettest January on record was 1995 with 633 mm, while the driest was 1984 at 13 mm.
Relative humidity in Redding during January averages 83%. The most humid January was 1995 at 95%, and the least humid was 2014 at 53%.
January receives about 2 kWh/m²/day of solar energy in Redding. The sunniest January was 2007 at 2.7 kWh/m²/day, and the cloudiest was 2010 at 1.4.
Average wind speed in Redding during January is 0.8 m/s. The windiest Januarys were 1995 and 2023 at 1 m/s, while the calmest were 2015, 2018 and 2020, among others at 0.7 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 5.6°C | 5.9°C | 5.6°C | 6.8°C | 6.7°C | +1.1°C |
| Avg High | 10.3°C | 10.3°C | 10.2°C | 11.5°C | 11.4°C | +1.1°C |
| Avg Low | 1.0°C | 1.5°C | 1.1°C | 2.1°C | 2.2°C | +1.2°C |
| Avg Rain | 151 mm | 243 mm | 150 mm | 171 mm | 156 mm | +5 mm |
January temperatures in Redding have risen by about 1°C between 1981–1985 and 2021–2025.
January has ranged from a record low of -10.8°C (1982) to a record high of 22.1°C (2014).
Rainfall in January is a relatively wet time of year, averaging 177 mm, with a wettest year of 633 mm.
A quieter season to visit Redding
If your dates are flexible, the more temperate months of June and September tend to be the most comfortable for visiting Redding. That said, January — with days averaging 10.7°C and nights around 1.5°C (mean 6.1°C) and higher rainfall (177 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 | 12.5°C | 7.3°C | 2.2°C | 15.9°C | -1.8°C | 55 mm | 76% | 0.8 m/s | 2.6 |
| 2024 | 10.7°C | 7.0°C | 3.2°C | 19.2°C | -4.3°C | 262 mm | 89% | 0.8 m/s | 1.6 |
| 2023 | 10.1°C | 5.8°C | 1.6°C | 18.8°C | -3.2°C | 314 mm | 85% | 1 m/s | 2 |
| 2022 | 13.0°C | 7.4°C | 1.8°C | 18.0°C | -3.5°C | 36 mm | 79% | 0.8 m/s | 2.6 |
| 2021 | 11.1°C | 6.5°C | 1.9°C | 19.7°C | -2.6°C | 138 mm | 81% | 0.8 m/s | 1.8 |
| 2020 | 10.7°C | 6.4°C | 2.2°C | 18.6°C | -1.9°C | 134 mm | 88% | 0.7 m/s | 1.8 |
| 2019 | 11.6°C | 7.4°C | 3.2°C | 18.3°C | -1.9°C | 261 mm | 85% | 0.8 m/s | 1.9 |
| 2018 | 11.8°C | 7.6°C | 3.4°C | 17.4°C | 0.0°C | 141 mm | 86% | 0.7 m/s | 1.7 |
| 2017 | 7.2°C | 3.1°C | -1.0°C | 13.7°C | -10.1°C | 371 mm | 88% | 0.8 m/s | 1.9 |
| 2016 | 9.4°C | 6.0°C | 2.7°C | 14.3°C | -4.9°C | 351 mm | 89% | 0.8 m/s | 1.5 |
| 2015 | 14.2°C | 9.1°C | 4.1°C | 19.7°C | -1.6°C | 15 mm | 78% | 0.7 m/s | 2.4 |
| 2014 🔥 | 17.4°C | 10.4°C | 3.3°C | 22.1°C | -1.3°C | 16 mm | 53% | 0.8 m/s | 2.6 |
| 2013 | 9.6°C | 4.5°C | -0.6°C | 17.4°C | -4.6°C | 32 mm | 83% | 0.7 m/s | 2.5 |
| 2012 | 12.4°C | 6.8°C | 1.3°C | 18.2°C | -3.8°C | 154 mm | 70% | 0.8 m/s | 2.3 |
| 2011 | 11.9°C | 6.7°C | 1.5°C | 20.7°C | -3.8°C | 36 mm | 81% | 0.7 m/s | 2.3 |
| 2010 | 9.2°C | 6.0°C | 2.9°C | 15.3°C | -1.7°C | 337 mm | 90% | 0.8 m/s | 1.4 |
| 2009 | 13.7°C | 7.6°C | 1.6°C | 18.5°C | -4.6°C | 38 mm | 75% | 0.7 m/s | 2.5 |
| 2008 | 6.5°C | 3.0°C | -0.5°C | 12.4°C | -3.4°C | 298 mm | 88% | 0.9 m/s | 1.6 |
| 2007 | 10.8°C | 5.2°C | -0.5°C | 14.9°C | -4.6°C | 21 mm | 73% | 0.8 m/s | 2.7 |
| 2006 | 8.9°C | 5.1°C | 1.2°C | 13.9°C | -3.5°C | 209 mm | 89% | 0.8 m/s | 1.6 |
| 2005 | 9.7°C | 5.4°C | 1.2°C | 16.7°C | -4.4°C | 139 mm | 87% | 0.7 m/s | 1.9 |
| 2004 | 9.3°C | 5.0°C | 0.7°C | 13.7°C | -6.6°C | 120 mm | 86% | 0.7 m/s | 1.9 |
| 2003 | 13.8°C | 9.5°C | 5.2°C | 18.3°C | 0.4°C | 156 mm | 87% | 0.7 m/s | 1.8 |
| 2002 | 9.3°C | 4.9°C | 0.4°C | 13.8°C | -5.4°C | 121 mm | 82% | 0.7 m/s | 2.2 |
| 2001 | 10.2°C | 5.0°C | -0.1°C | 18.3°C | -3.4°C | 134 mm | 78% | 0.8 m/s | 2.1 |
| 2000 | 9.9°C | 5.7°C | 1.4°C | 13.2°C | -2.7°C | 261 mm | 88% | 0.8 m/s | 1.8 |
| 1999 | 11.0°C | 6.1°C | 1.2°C | 14.5°C | -2.4°C | 127 mm | 82% | 0.8 m/s | 2.1 |
| 1998 | 8.8°C | 5.9°C | 3.1°C | 14.1°C | -2.1°C | 417 mm | 95% | 0.8 m/s | 1.7 |
| 1997 | 10.1°C | 5.7°C | 1.3°C | 16.8°C | -6.2°C | 228 mm | 85% | 0.7 m/s | 1.7 |
| 1996 | 10.3°C | 6.2°C | 2.0°C | 17.7°C | -3.6°C | 232 mm | 86% | 0.8 m/s | 1.6 |
| 1995 🌧️ | 8.7°C | 6.2°C | 3.7°C | 15.8°C | -1.6°C | 633 mm | 95% | 1 m/s | 1.5 |
| 1994 | 12.0°C | 6.9°C | 1.9°C | 18.2°C | -2.3°C | 111 mm | 80% | 0.8 m/s | 2.3 |
| 1993 | 7.1°C | 2.9°C | -1.4°C | 14.1°C | -10.7°C | 274 mm | 88% | 0.8 m/s | 2 |
| 1992 | 11.2°C | 6.1°C | 1.0°C | 15.5°C | -2.4°C | 168 mm | 82% | 0.7 m/s | 2.2 |
| 1991 | 13.2°C | 7.3°C | 1.3°C | 19.5°C | -2.0°C | 37 mm | 65% | 0.8 m/s | 2.3 |
| 1990 | 11.0°C | 5.9°C | 0.8°C | 14.7°C | -2.8°C | 206 mm | 83% | 0.7 m/s | 2 |
| 1989 | 10.1°C | 4.9°C | -0.4°C | 18.5°C | -5.5°C | 76 mm | 82% | 0.7 m/s | 2.4 |
| 1988 | 8.8°C | 4.6°C | 0.5°C | 16.0°C | -5.7°C | 201 mm | 87% | 0.8 m/s | 1.8 |
| 1987 | 9.4°C | 4.6°C | -0.1°C | 14.6°C | -4.8°C | 139 mm | 81% | 0.8 m/s | 2 |
| 1986 | 11.8°C | 7.8°C | 3.8°C | 16.9°C | -0.3°C | 263 mm | 88% | 0.8 m/s | 1.6 |
| 1985 | 11.2°C | 5.9°C | 0.5°C | 16.0°C | -3.5°C | 24 mm | 78% | 0.7 m/s | 2.3 |
| 1984 | 12.3°C | 6.9°C | 1.6°C | 18.9°C | -3.3°C | 13 mm | 81% | 0.8 m/s | 2.3 |
| 1983 | 10.6°C | 6.2°C | 1.9°C | 17.6°C | -2.7°C | 277 mm | 86% | 0.8 m/s | — |
| 1982 ❄️ | 7.0°C | 2.6°C | -1.7°C | 16.5°C | -10.8°C | 130 mm | 87% | 0.9 m/s | — |
| 1981 | 11.7°C | 7.2°C | 2.7°C | 16.2°C | -3.3°C | 240 mm | 81% | 0.8 m/s | — |
Actual recorded January data for each year, 1981–2025 — sourced from NASA POWER.
The average high in January is around 10.7°C with lows near 1.5°C (mean 6.1°C), based on 45 years of NASA POWER data.
January averages 177 mm of rainfall in Redding, a relatively wet time of year. The wettest on record was 633 mm in 1995.
The hottest January reached 22.1°C in 2014. The coldest dipped to -10.8°C in 1982.
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 10.6°C to 11.5°C and overnight lows from 1°C to 2.1°C over the same span.
January is one of the cooler months of the year in Redding and a relatively wet time of year, so plan for around 10.7°C daytime highs and 1.5°C at night.
Not quite — January is the 2nd coolest month in Redding, averaging 6.1°C.
For January in Redding, pack warm layers and a jacket for chilly mornings, with typical highs of 10.7°C and lows of 1.5°C. Bring an umbrella or light rain jacket too.
Relative humidity in January averages 83% — quite humid.
Average wind speed in January is 0.8 m/s. The windiest January on record averaged 1 m/s (1995).
The wettest January on record was 1995 with 633 mm. On average, January sees 177 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 Redding 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.
