Climate averages 1991–2020
Fort Myers weather
in August.
A hot, wet month: one of the warmest and the 10th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
August is a hot month in Fort Myers: daytime highs average 31.2°C and nights cool to about 24.4°C. By daytime temperature it is one of the warmest months of the year.
Expect about 164 mm of rain on roughly 24 days, which makes August a wet month (the 10th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 13 h 05 min on an average August day.
The nearest other city in this atlas is Cape Coral (13 km away). In August its highs average 31.0°C, about as warm as Fort Myers, with 133 mm of rain.
Among the 498 cities listed in the United States, Fort Myers ranks joint 156th of 498 for the warmest August highs and 487th of 498 for the driest August (rainfall, lowest first). The mean August high of those 498 cities is 29.9°C; Fort Myers is 1.3°C warmer than that mean.
From August to September, average highs fall by 0.8°C to 30.4°C, and monthly rainfall falls from 164 mm to 156 mm.
The annual picture
August in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Fort Myers climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 22.9°C13.4°C | 13.4°C | 45 | 5.3 | 10.711 h |
| February | 24.3°C14.5°C | 14.5°C | 35 | 4.7 | 11.211 h |
| March | 26.3°C16.1°C | 16.1°C | 43 | 4.9 | 12.012 h |
| April | 28.7°C18.6°C | 18.6°C | 50 | 6.4 | 12.813 h |
| May | 30.9°C21.2°C | 21.2°C | 74 | 9.5 | 13.413 h |
| June | 31.1°C23.7°C | 23.7°C | 176 | 20.8 | 13.814 h |
| July | 31.2°C24.3°C | 24.3°C | 165 | 23.1 | 13.614 h |
| August, selected | 31.2°C24.4°C | 24.4°C | 164 | 24.0 | 13.113 h |
| September | 30.4°C23.8°C | 23.8°C | 156 | 19.7 | 12.312 h |
| October | 28.7°C21.2°C | 21.2°C | 74 | 8.9 | 11.612 h |
| November | 26.2°C17.5°C | 17.5°C | 33 | 4.2 | 10.911 h |
| December | 24.1°C15.2°C | 15.2°C | 33 | 4.3 | 10.511 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
August in nearby cities
- Cape Coral in AugustUnited States · 13 kmHigh 31.0°C · Low 24.8°C · 133 mm rain
- Lehigh Acres in AugustUnited States · 21 kmHigh 31.6°C · Low 23.7°C · 184 mm rain
- St. Petersburg in AugustUnited States · 152 kmHigh 29.9°C · Low 25.6°C · 146 mm rain
- Brandon in AugustUnited States · 153 kmHigh 31.1°C · Low 24.2°C · 145 mm rain
- Lakeland in AugustUnited States · 158 kmHigh 31.1°C · Low 23.8°C · 159 mm rain
- Tampa in AugustUnited States · 160 kmHigh 30.6°C · Low 24.4°C · 178 mm rain
- Coral Springs in AugustUnited States · 161 kmHigh 31.1°C · Low 24.5°C · 182 mm rain
- Port Saint Lucie in AugustUnited States · 166 kmHigh 30.9°C · Low 24.9°C · 123 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Fort Myers) is explained once on the Fort Myers year overview and on the Sources, method and limits page.