Fort Myers in Summer
In summer (June, July and August), Fort Myers sees average daytime highs around 89°F and overnight lows near 76°F, with 19.9 in of rain over about 68 wet days across the season. It is the warmest season of the year and the wettest season of the year.
Across summer, daytime highs hold fairly steady around 89°F. The sky is clear or mostly clear about 18% of the time across summer, and the air most often feels oppressive.
Summer is Fort Myers's weakest season of the year to visit on our travel score. For the whole year in context, see Fort Myers's year-round climate.
- Avg daytime high
- 89°F
- warmest season of the year
- Avg overnight low
- 76°F
- Rainfall
- 19.9 in
- 68 wet days
- Avg wind
- 5 mph
- Travel score
- 3.0
- weakest season of the year
- Months
- Jun · Jul · Aug
Temperature in Fort Myers in Summer
Across summer, daytime highs hold fairly steady around 89°F.
A typical summer day in Fort Myers reaches about 89°F and drops to 76°F overnight. The warmest of the three months is August, the coolest June.
How summer really feels in Fort Myers
Once humidity and wind are folded in, summer brings about 92 days that feel above 90°F and 0 that feel at or below 32°F.
The story in summer is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Fort Myers weather by month
How the three summer months (June, July and August) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°F) | Rainfall (inches) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 73° / 56° | 1.8 | 5.3 | 10.5 | 7.8 |
| Feb | 76° / 58° | 1.4 | 4.7 | 11.1 | 8.0 |
| Mar | 79° / 62° | 1.7 | 4.9 | 11.8 | 7.7 |
| Apr | 83° / 66° | 2.0 | 6.4 | 12.6 | 6.6 |
| May | 87° / 71° | 2.9 | 9.5 | 13.3 | 4.9 |
| Jun | 88° / 76° | 6.9 | 20.9 | 13.6 | 3.3 |
| Jul | 89° / 77° | 6.5 | 23.1 | 13.5 | 2.9 |
| Aug | 89° / 77° | 6.5 | 24.1 | 12.9 | 2.8 |
| Sep | 88° / 76° | 6.1 | 19.7 | 12.2 | 3.5 |
| Oct | 84° / 71° | 2.9 | 8.9 | 11.4 | 5.7 |
| Nov | 80° / 64° | 1.3 | 4.2 | 10.7 | 7.7 |
| Dec | 76° / 60° | 1.3 | 4.3 | 10.4 | 8.0 |
Cloud cover in Summer
The sky is clear or mostly clear about 18% of the time across summer.
Chance of precipitation in Summer
Fort Myers gets around 19.9 in of rain over 68 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 5 mph across summer.
Sunrise & sunset in Summer
Daylight runs from about 13 h 30 min in early June to 12 h 36 min by late August. The lit band spans sunrise to sunset each day.
Solar energy in Summer
Average shortwave solar energy reaching the ground each day across summer, about 5.9 kWh/m².
Hazard calendar for Fort Myers
In summer, Fort Myers overlaps its atlantic hurricane and rainy season season. The full year is below, with each hazard's peak months called out.
Fort Myers sits in the Atlantic hurricane belt; the season peaks August–October.
Fort Myers's rainy season runs June–September, when most of the year's rain falls.
Is summer a good time to visit Fort Myers?
Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
summer is a weaker month for outdoor sightseeing in Fort Myers.
What to pack for Fort Myers in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Fort Myers sees daytime highs around 89°F and nights near 76°F. Pack light clothes, rain gear and sun protection. About 68 days see rain.
Sea temperature near Fort Myers in Summer
The nearest coast averages about 85°F across summer — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 17 mi away) is warmest in August at about 86°F and coldest in January near 68°F.
It's comfortable for a long swim from Feb 11 to Jan 16 — about 11.2 months when the water holds above 68°F.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°F) | 68 | 68 | 71 | 76 | 80 | 84 | 86 | 86 | 85 | 81 | 75 | 71 |
| Comfort | Cool | Refreshing | Refreshing | Warm | Warm | Tropical | Tropical | Tropical | Tropical | Warm | Warm | Refreshing |
| Sea temperature (°F) | Comfort | |
|---|---|---|
| Jan | 68 | Cool |
| Feb | 68 | Refreshing |
| Mar | 71 | Refreshing |
| Apr | 76 | Warm |
| May | 80 | Warm |
| Jun | 84 | Tropical |
| Jul | 86 | Tropical |
| Aug | 86 | Tropical |
| Sep | 85 | Tropical |
| Oct | 81 | Warm |
| Nov | 75 | Warm |
| Dec | 71 | Refreshing |
UV index in Fort Myers in Summer
Clear-sky midday UV across summer averages around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Fort Myers peaks around July 16 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 18 at about 5 (moderate).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 5 | 7 | 9 | 10 | 10 | 10 | 11 | 10 | 9 | 8 | 6 | 5 |
| Level | High | High | Very high | Very high | Extreme | Extreme | Extreme | Extreme | Very high | Very high | High | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 5 | High |
| Feb | 7 | High |
| Mar | 9 | Very high |
| Apr | 10 | Very high |
| May | 10 | Extreme |
| Jun | 10 | Extreme |
| Jul | 11 | Extreme |
| Aug | 10 | Extreme |
| Sep | 9 | Very high |
| Oct | 8 | Very high |
| Nov | 6 | High |
| Dec | 5 | Moderate |
Air quality in Fort Myers in Summer
Average fine-particle pollution (PM2.5) through the year — so you can see where summer falls, not just the annual average.
Air quality in Fort Myers is worst in July — around 20 µg/m³ PM2.5 (moderate), about 2.8× the cleanest month (December, 7 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 8 | 9 | 12 | 10 | 11 | 15 | 20 | 17 | 12 | 9 | 8 | 7 |
| Level | Good | Good | Good | Good | Good | Moderate | Moderate | Moderate | Moderate | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 8 | Good |
| Feb | 9 | Good |
| Mar | 12 | Good |
| Apr | 10 | Good |
| May | 11 | Good |
| Jun | 15 | Moderate |
| Jul | 20 | Moderate |
| Aug | 17 | Moderate |
| Sep | 12 | Moderate |
| Oct | 9 | Good |
| Nov | 8 | Good |
| Dec | 7 | Good |
Where is Fort Myers?
Fort Myers sits at 26.6°N, 81.8°W, 10 ft above sea level, in United States. The nearest listed city is North Fort Myers, 3.7 mi away.
Topography around Fort Myers
How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Fort Myers.
Within 2 miles, the terrain around Fort Myers has only modest variations in elevation — a maximum elevation change of 62 ft around an average of 23 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 105 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 253 ft.
The land around Fort Myers is covered by artificial surfaces (48%) and trees (30%) within 2 miles, trees (37%), artificial surfaces (28%) and grassland (22%) within 10 miles, and trees (32%), water (30%) and grassland (25%) within 50 miles.
United States travel facts
- Power plugs
- Type A / B
- 120 V · 60 Hz
- Prices
- ≈ 100% of US
- price level, 2025
- GDP per capita
- $90,027
- 2025
- Happiness
- 6.8 / 10
- World Happiness, 2025
- Safe drinking water
- 98%
- of population, 2024
- Homicide rate
- 5.8
- per 100k, 2023
- Road deaths
- 12.7
- per 100k/yr, 2019
- Income group
- High
- World Bank
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Fort Myers (26.6217°, -81.8406°, elevation 10 ft), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.