January is one of the cooler months of the year in Gainesville, with average highs near 9°C and lows around -1.5°C (mean 3.8°C). It is a relatively wet time of year, averaging 132 mm of rainfall and 82% relative humidity across the period.
January is one of the cooler months of the year in Gainesville. Across 45 years of records, the warmest January in Gainesville was 2017 — when the month averaged 8°C — while the coldest were 1985 and 2014 at 0.2°C. Typical January days reach 9°C with nights near -1.5°C. The long-term trend is warming, about 0.5°C per decade.
January is a relatively wet time of year in Gainesville, averaging 132 mm of rainfall. The wettest January on record was 2013 with 244 mm, while the driest was 1981 at 26 mm.
Relative humidity in Gainesville during January averages 82%. The most humid January was 1998 at 90%, and the least humid was 1981 at 72%.
January receives about 2.6 kWh/m²/day of solar energy in Gainesville. The sunniest Januarys were 2014, 2018 and 2025, among others at 2.9 kWh/m²/day, and the cloudiest was 1991 at 2.1.
Average wind speed in Gainesville during January is 0.1 m/s. The windiest Januarys were 2022, 2023 and 2025, among others at 0.2 m/s, while the calmest were 2020, 2021 and 2024, among others at 0.1 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 2.1°C | 4.2°C | 4.3°C | 3.7°C | 4.7°C | +2.6°C |
| Avg High | 7.3°C | 9.2°C | 9.7°C | 9.1°C | 10.0°C | +2.7°C |
| Avg Low | -3.2°C | -0.7°C | -1.1°C | -1.6°C | -0.5°C | +2.7°C |
| Avg Rain | 112 mm | 171 mm | 105 mm | 126 mm | 149 mm | +37 mm |
January temperatures in Gainesville have risen by about 2.9°C between 1981–1985 and 2021–2025.
January has ranged from a record low of -20.8°C (1985) to a record high of 22.7°C (2022).
Rainfall in January is a relatively wet time of year, averaging 132 mm, with a wettest year of 244 mm.
A quieter season to visit Gainesville
If your dates are flexible, the more temperate months of September and June tend to be the most comfortable for visiting Gainesville. That said, January — with days averaging 9°C and nights around -1.5°C (mean 3.8°C) and higher rainfall (132 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 | 7.3°C | 1.7°C | -3.9°C | 15.5°C | -12.0°C | 68 mm | 77% | 0.2 m/s | 2.9 |
| 2024 | 9.1°C | 3.7°C | -1.7°C | 19.7°C | -12.3°C | 243 mm | 81% | 0.1 m/s | 2.7 |
| 2023 | 12.8°C | 7.6°C | 2.5°C | 19.5°C | -5.2°C | 207 mm | 85% | 0.2 m/s | 2.4 |
| 2022 | 9.0°C | 3.7°C | -1.6°C | 22.7°C | -8.3°C | 99 mm | 80% | 0.2 m/s | 2.8 |
| 2021 | 10.2°C | 4.8°C | -0.5°C | 18.5°C | -5.0°C | 101 mm | 84% | 0.1 m/s | 2.6 |
| 2020 | 11.7°C | 6.9°C | 2.1°C | 19.4°C | -6.2°C | 177 mm | 85% | 0.1 m/s | 2.4 |
| 2019 | 10.0°C | 5.0°C | 0.0°C | 19.0°C | -5.9°C | 151 mm | 83% | 0.2 m/s | 2.6 |
| 2018 | 7.9°C | 2.1°C | -3.6°C | 18.2°C | -12.3°C | 88 mm | 75% | 0.2 m/s | 2.9 |
| 2017 🔥 | 13.0°C | 8.0°C | 3.0°C | 22.0°C | -12.1°C | 130 mm | 84% | 0.1 m/s | 2.6 |
| 2016 | 7.6°C | 2.6°C | -2.4°C | 15.5°C | -14.7°C | 101 mm | 84% | 0.1 m/s | 2.8 |
| 2015 | 8.9°C | 3.4°C | -2.1°C | 16.3°C | -11.0°C | 102 mm | 80% | 0.1 m/s | 2.7 |
| 2014 | 6.0°C | 0.2°C | -5.5°C | 14.9°C | -15.9°C | 81 mm | 77% | 0.1 m/s | 2.9 |
| 2013 🌧️ | 12.1°C | 6.8°C | 1.5°C | 21.3°C | -4.9°C | 244 mm | 86% | 0.1 m/s | 2.3 |
| 2012 | 11.8°C | 6.2°C | 0.6°C | 17.8°C | -6.1°C | 144 mm | 84% | 0.1 m/s | 2.6 |
| 2011 | 7.0°C | 1.9°C | -3.3°C | 18.4°C | -10.6°C | 74 mm | 82% | 0.1 m/s | 2.7 |
| 2010 | 6.5°C | 1.2°C | -4.0°C | 16.9°C | -11.6°C | 145 mm | 82% | 0.2 m/s | 2.7 |
| 2009 | 9.2°C | 3.6°C | -2.0°C | 18.9°C | -10.5°C | 134 mm | 82% | 0.1 m/s | 2.6 |
| 2008 | 8.1°C | 3.1°C | -1.8°C | 18.1°C | -10.7°C | 87 mm | 79% | 0.2 m/s | 2.9 |
| 2007 | 10.5°C | 5.1°C | -0.2°C | 19.2°C | -7.8°C | 102 mm | 81% | 0.1 m/s | 2.6 |
| 2006 | 12.7°C | 7.1°C | 1.4°C | 17.9°C | -5.9°C | 151 mm | 84% | 0.2 m/s | 2.6 |
| 2005 | 11.3°C | 6.1°C | 0.9°C | 19.3°C | -9.0°C | 53 mm | 84% | 0.1 m/s | 2.6 |
| 2004 | 9.3°C | 3.5°C | -2.2°C | 19.5°C | -7.9°C | 73 mm | 80% | 0.1 m/s | 2.7 |
| 2003 | 7.4°C | 2.3°C | -2.8°C | 14.5°C | -13.4°C | 56 mm | 78% | 0.1 m/s | 2.8 |
| 2002 | 11.6°C | 5.7°C | -0.2°C | 22.2°C | -7.6°C | 144 mm | 82% | 0.2 m/s | 2.7 |
| 2001 | 8.8°C | 3.4°C | -2.0°C | 17.5°C | -11.2°C | 111 mm | 80% | 0.1 m/s | 2.9 |
| 2000 | 8.1°C | 2.9°C | -2.2°C | 19.2°C | -13.7°C | 139 mm | 82% | 0.2 m/s | 2.6 |
| 1999 | 11.5°C | 6.0°C | 0.6°C | 20.0°C | -11.6°C | 187 mm | 84% | 0.2 m/s | 2.4 |
| 1998 | 10.0°C | 5.5°C | 1.0°C | 18.4°C | -7.3°C | 197 mm | 90% | 0.2 m/s | 2.6 |
| 1997 | 9.1°C | 3.9°C | -1.3°C | 19.4°C | -11.6°C | 149 mm | 82% | 0.1 m/s | 2.5 |
| 1996 | 7.6°C | 2.4°C | -2.9°C | 16.6°C | -11.6°C | 227 mm | 87% | 0.1 m/s | 2.4 |
| 1995 | 9.6°C | 4.4°C | -0.9°C | 17.5°C | -8.5°C | 140 mm | 83% | 0.1 m/s | 2.5 |
| 1994 | 5.9°C | 0.9°C | -4.2°C | 14.9°C | -17.5°C | 146 mm | 84% | 0.2 m/s | 2.4 |
| 1993 | 9.7°C | 5.1°C | 0.6°C | 15.9°C | -4.9°C | 178 mm | 88% | 0.1 m/s | 2.2 |
| 1992 | 9.6°C | 4.4°C | -0.8°C | 16.2°C | -8.8°C | 159 mm | 84% | 0.2 m/s | 2.7 |
| 1991 | 8.7°C | 4.3°C | -0.1°C | 14.6°C | -6.1°C | 136 mm | 88% | 0.2 m/s | 2.1 |
| 1990 | 10.6°C | 5.6°C | 0.6°C | 17.7°C | -4.9°C | 189 mm | 87% | 0.2 m/s | 2.6 |
| 1989 | 11.6°C | 6.0°C | 0.4°C | 18.0°C | -5.2°C | 115 mm | 81% | 0.2 m/s | 2.6 |
| 1988 | 5.6°C | 0.7°C | -4.3°C | 15.7°C | -11.0°C | 149 mm | 85% | 0.2 m/s | 2.6 |
| 1987 | 7.2°C | 2.4°C | -2.4°C | 16.6°C | -11.2°C | 159 mm | 88% | 0.2 m/s | 2.5 |
| 1986 | 8.3°C | 2.4°C | -3.5°C | 16.3°C | -15.6°C | 30 mm | 78% | 0.2 m/s | 2.9 |
| 1985 ❄️ | 5.2°C | 0.2°C | -4.8°C | 17.3°C | -20.8°C | 132 mm | 79% | 0.1 m/s | 2.6 |
| 1984 | 7.0°C | 2.0°C | -3.0°C | 13.1°C | -10.4°C | 113 mm | 84% | 0.2 m/s | 2.6 |
| 1983 | 7.0°C | 2.4°C | -2.1°C | 15.2°C | -7.9°C | 87 mm | 86% | 0.1 m/s | — |
| 1982 | 6.6°C | 1.1°C | -4.5°C | 18.4°C | -18.6°C | 200 mm | 83% | 0.1 m/s | — |
| 1981 | 7.3°C | 1.5°C | -4.2°C | 15.3°C | -13.3°C | 26 mm | 72% | 0.1 m/s | — |
Actual recorded January data for each year, 1981–2025 — sourced from NASA POWER.
The average high in January is around 9°C with lows near -1.5°C (mean 3.8°C), based on 45 years of NASA POWER data.
January averages 132 mm of rainfall in Gainesville, a relatively wet time of year. The wettest on record was 244 mm in 2013.
The hottest January reached 22.7°C in 2022. The coldest dipped to -20.8°C in 1985.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average January temperatures have risen by about 2.9°C. Daytime highs moved from 6.6°C to 9.7°C and overnight lows from -3.7°C to -1°C over the same span.
January is one of the cooler months of the year in Gainesville and a relatively wet time of year, so plan for around 9°C daytime highs and -1.5°C at night.
Yes — January is the coldest month of the year in Gainesville, averaging 3.8°C.
For January in Gainesville, pack warm layers and a jacket for chilly mornings, with typical highs of 9°C and lows of -1.5°C. Bring an umbrella or light rain jacket too.
Relative humidity in January averages 82% — quite humid.
Average wind speed in January is 0.1 m/s. The windiest January on record averaged 0.2 m/s (1984).
The wettest January on record was 2013 with 244 mm. On average, January sees 132 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 Gainesville 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.
