January is one of the cooler months of the year in Fort Myers, with average highs near 21.9°C and lows around 13.1°C (mean 17.5°C). It is one of the drier months, averaging 52 mm of rainfall and 80% relative humidity across the period.
January is one of the cooler months of the year in Fort Myers. Across 45 years of records, the warmest January in Fort Myers was 1989 — when the month averaged 20.6°C — while the coldest was 1981 at 13.7°C. Typical January days reach 21.9°C with nights near 13.1°C. The long-term January temperature trend is broadly flat.
January is one of the drier months in Fort Myers, averaging 52 mm of rainfall. The wettest January on record was 2016 with 228 mm, while the driest was 2012 at 11 mm.
Relative humidity in Fort Myers during January averages 80%. The most humid January was 1993 at 88%, and the least humid was 1981 at 68%.
January receives about 3.6 kWh/m²/day of solar energy in Fort Myers. The sunniest Januarys were 2009, 2012 and 2020, among others at 4 kWh/m²/day, and the cloudiest were 1988 and 2024 at 2.9.
Average wind speed in Fort Myers during January is 3.1 m/s. The windiest January was 1994 at 3.8 m/s, while the calmest was 2002 at 2.5 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 16.7°C | 18.4°C | 17.2°C | 17.3°C | 17.8°C | +1.1°C |
| Avg High | 21.2°C | 22.5°C | 21.9°C | 21.7°C | 22.1°C | +0.9°C |
| Avg Low | 12.2°C | 14.3°C | 12.5°C | 12.8°C | 13.6°C | +1.4°C |
| Avg Rain | 45 mm | 76 mm | 31 mm | 65 mm | 34 mm | -11 mm |
January temperatures in Fort Myers have risen by about 1.8°C between 1981–1985 and 2021–2025.
January has ranged from a record low of -1.5°C (1985) to a record high of 27.2°C (2013).
Rainfall in January is one of the drier months, averaging 52 mm, with a wettest year of 228 mm.
A good time to visit Fort Myers
January is a good time to visit Fort Myers, with days averaging 21.9°C and nights around 13.1°C (mean 17.5°C, cooler than Fort Myers's yearly average) and moderate rainfall. November and March are marginally more temperate, but January still suits most travellers.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 20.6°C | 15.9°C | 11.2°C | 24.8°C | 4.3°C | 24 mm | 80% | 3.3 m/s | 3.6 |
| 2024 | 22.1°C | 18.2°C | 14.4°C | 26.2°C | 6.5°C | 67 mm | 84% | 3.4 m/s | 2.9 |
| 2023 | 23.3°C | 18.9°C | 14.5°C | 27.1°C | 4.2°C | 16 mm | 83% | 2.6 m/s | 3.9 |
| 2022 | 22.2°C | 18.0°C | 13.8°C | 27.0°C | 3.1°C | 56 mm | 76% | 3 m/s | 3.7 |
| 2021 | 21.4°C | 17.1°C | 12.9°C | 25.4°C | 6.0°C | 12 mm | 82% | 2.6 m/s | 3.8 |
| 2020 | 23.1°C | 18.8°C | 14.5°C | 26.8°C | 3.0°C | 30 mm | 78% | 3.1 m/s | 4 |
| 2019 | 21.4°C | 16.9°C | 12.3°C | 26.8°C | 5.8°C | 98 mm | 81% | 3.1 m/s | 3.7 |
| 2018 | 20.0°C | 15.4°C | 10.8°C | 24.2°C | 0.6°C | 35 mm | 84% | 3.6 m/s | 3.6 |
| 2017 | 23.3°C | 19.0°C | 14.7°C | 26.8°C | 4.2°C | 38 mm | 82% | 3.1 m/s | 3.8 |
| 2016 🌧️ | 20.8°C | 16.9°C | 13.0°C | 26.9°C | 5.1°C | 228 mm | 82% | 3.2 m/s | 3 |
| 2015 | 22.8°C | 18.7°C | 14.5°C | 27.0°C | 7.2°C | 33 mm | 79% | 2.9 m/s | 3.7 |
| 2014 | 21.1°C | 16.8°C | 12.5°C | 26.1°C | 5.4°C | 94 mm | 80% | 3 m/s | 3.3 |
| 2013 | 24.7°C | 20.3°C | 16.0°C | 27.2°C | 9.4°C | 13 mm | 80% | 2.6 m/s | 3.7 |
| 2012 | 22.5°C | 17.8°C | 13.0°C | 26.1°C | 2.5°C | 11 mm | 75% | 2.6 m/s | 4 |
| 2011 | 21.3°C | 16.5°C | 11.8°C | 24.6°C | 2.7°C | 56 mm | 79% | 2.9 m/s | 3.6 |
| 2010 | 18.8°C | 14.2°C | 9.6°C | 25.2°C | -0.7°C | 49 mm | 79% | 3.3 m/s | 3.5 |
| 2009 | 21.6°C | 16.8°C | 12.1°C | 25.3°C | 2.7°C | 15 mm | 76% | 2.8 m/s | 4 |
| 2008 | 23.2°C | 18.3°C | 13.4°C | 26.0°C | 1.4°C | 34 mm | 77% | 3.2 m/s | 3.6 |
| 2007 | 24.0°C | 19.9°C | 15.8°C | 27.1°C | 7.3°C | 17 mm | 78% | 3.1 m/s | 3.6 |
| 2006 | 22.2°C | 17.7°C | 13.3°C | 25.5°C | 5.8°C | 14 mm | 82% | 3.2 m/s | 3.9 |
| 2005 | 22.3°C | 17.8°C | 13.3°C | 26.2°C | 3.0°C | 45 mm | 82% | 3 m/s | 3.8 |
| 2004 | 21.1°C | 16.4°C | 11.8°C | 25.2°C | 5.0°C | 75 mm | 84% | 2.9 m/s | 3.7 |
| 2003 | 18.9°C | 13.8°C | 8.8°C | 23.6°C | -0.2°C | 23 mm | 80% | 3.1 m/s | 4 |
| 2002 | 22.7°C | 18.3°C | 13.9°C | 27.1°C | 4.1°C | 47 mm | 81% | 2.5 m/s | 3.8 |
| 2001 | 20.6°C | 15.2°C | 9.8°C | 26.2°C | 3.0°C | 13 mm | 72% | 3.1 m/s | 4 |
| 2000 | 22.6°C | 17.9°C | 13.2°C | 25.9°C | 3.8°C | 29 mm | 78% | 3.2 m/s | 4 |
| 1999 | 23.2°C | 18.8°C | 14.3°C | 26.2°C | 1.3°C | 61 mm | 82% | 3.2 m/s | 3.8 |
| 1998 | 22.5°C | 18.6°C | 14.8°C | 26.6°C | 5.8°C | 66 mm | 83% | 3.5 m/s | 3.3 |
| 1997 | 23.0°C | 18.7°C | 14.4°C | 26.6°C | 2.5°C | 35 mm | 77% | 3 m/s | 3.9 |
| 1996 | 20.9°C | 16.6°C | 12.3°C | 24.8°C | 1.4°C | 61 mm | 85% | 3.4 m/s | 3.6 |
| 1995 | 20.3°C | 16.1°C | 11.8°C | 24.8°C | 4.3°C | 90 mm | 84% | 3.2 m/s | 3.4 |
| 1994 | 21.8°C | 17.8°C | 13.9°C | 25.7°C | 6.1°C | 71 mm | 84% | 3.8 m/s | 3.1 |
| 1993 | 23.5°C | 20.3°C | 17.0°C | 26.7°C | 8.2°C | 156 mm | 88% | 3 m/s | 3.3 |
| 1992 | 20.9°C | 16.8°C | 12.6°C | 25.1°C | 4.0°C | 68 mm | 83% | 3.2 m/s | 3.4 |
| 1991 | 24.0°C | 20.3°C | 16.7°C | 27.0°C | 8.9°C | 145 mm | 84% | 3 m/s | 3.5 |
| 1990 | 24.4°C | 19.8°C | 15.3°C | 26.7°C | 6.6°C | 12 mm | 80% | 2.9 m/s | 3.7 |
| 1989 🔥 | 25.2°C | 20.6°C | 15.9°C | 27.1°C | 8.3°C | 38 mm | 78% | 2.6 m/s | 3.9 |
| 1988 | 20.7°C | 16.6°C | 12.4°C | 24.7°C | 2.5°C | 61 mm | 82% | 3.7 m/s | 2.9 |
| 1987 | 21.4°C | 17.1°C | 12.8°C | 26.6°C | 4.0°C | 51 mm | 80% | 3.5 m/s | 3.7 |
| 1986 | 21.8°C | 17.1°C | 12.5°C | 24.9°C | 0.5°C | 49 mm | 78% | 3.1 m/s | 3.5 |
| 1985 | 20.1°C | 15.4°C | 10.6°C | 25.4°C | -1.5°C | 28 mm | 74% | 3.3 m/s | 3.9 |
| 1984 | 20.2°C | 16.1°C | 11.9°C | 25.1°C | 4.1°C | 19 mm | 88% | 3.3 m/s | 3.3 |
| 1983 | 20.2°C | 16.2°C | 12.2°C | 25.3°C | 3.9°C | 111 mm | 83% | 2.8 m/s | — |
| 1982 | 22.6°C | 17.8°C | 13.0°C | 26.5°C | 0.5°C | 26 mm | 74% | 2.9 m/s | — |
| 1981 ❄️ | 18.9°C | 13.7°C | 8.4°C | 23.9°C | -1.0°C | 20 mm | 68% | 3.2 m/s | — |
Actual recorded January data for each year, 1981–2025 — sourced from NASA POWER.
The average high in January is around 21.9°C with lows near 13.1°C (mean 17.5°C), based on 45 years of NASA POWER data.
January averages 52 mm of rainfall in Fort Myers, one of the drier months. The wettest on record was 228 mm in 2016.
The hottest January reached 27.2°C in 2013. The coldest dipped to -1.5°C in 1985.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average January temperatures have risen by about 1.8°C. Daytime highs moved from 20.4°C to 21.9°C and overnight lows from 11.2°C to 13.4°C over the same span.
January is one of the cooler months of the year in Fort Myers and one of the drier months, so plan for around 21.9°C daytime highs and 13.1°C at night.
Yes — January is the coldest month of the year in Fort Myers, averaging 17.5°C.
For January in Fort Myers, pack light layers you can adjust through the day, with typical highs of 21.9°C and lows of 13.1°C. Bring an umbrella or light rain jacket too.
Relative humidity in January averages 80% — quite humid.
Average wind speed in January is 3.1 m/s. The windiest January on record averaged 3.8 m/s (1994).
The wettest January on record was 2016 with 228 mm. On average, January sees 52 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 Fort Myers 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.
