Palm Harbor in Summer
In summer (June, July and August), Palm Harbor sees average daytime highs around 84°F and overnight lows near 79°F, with 16.0 in of rain over about 53 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 84°F. The sky is clear or mostly clear about 30% of the time across summer, and the air most often feels oppressive.
Summer is Palm Harbor's weakest season of the year to visit on our travel score. For the whole year in context, see Palm Harbor's year-round climate.
- Avg daytime high
- 84°F
- warmest season of the year
- Avg overnight low
- 79°F
- Rainfall
- 16.0 in
- 53 wet days
- Avg wind
- 8 mph
- Travel score
- 4.7
- weakest season of the year
- Months
- Jun · Jul · Aug
Temperature in Palm Harbor in Summer
Across summer, daytime highs hold fairly steady around 84°F.
A typical summer day in Palm Harbor reaches about 84°F and drops to 79°F overnight. The warmest of the three months is August, the coolest June.
How summer really feels in Palm Harbor
Once humidity and wind are folded in, summer brings about 74 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.
Palm Harbor 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 | 65° / 57° | 2.6 | 6.6 | 10.4 | 6.6 |
| Feb | 65° / 59° | 2.2 | 6.1 | 11 | 6.7 |
| Mar | 69° / 62° | 2.4 | 6.2 | 11.8 | 7.3 |
| Apr | 74° / 68° | 1.8 | 5.4 | 12.7 | 7.9 |
| May | 79° / 74° | 2.1 | 6.3 | 13.4 | 7.6 |
| Jun | 83° / 78° | 5.0 | 15.2 | 13.7 | 5.3 |
| Jul | 84° / 80° | 5.2 | 18.5 | 13.6 | 4.4 |
| Aug | 84° / 80° | 5.8 | 19.5 | 13 | 4.3 |
| Sep | 83° / 78° | 5.3 | 15.3 | 12.2 | 5.0 |
| Oct | 79° / 73° | 2.3 | 6.9 | 11.3 | 7.4 |
| Nov | 72° / 65° | 1.5 | 4.3 | 10.6 | 7.9 |
| Dec | 67° / 60° | 2.2 | 5.9 | 10.3 | 7.0 |
Cloud cover in Summer
The sky is clear or mostly clear about 30% of the time across summer.
Chance of precipitation in Summer
Palm Harbor gets around 16.0 in of rain over 53 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 8 mph across summer.
Sunrise & sunset in Summer
Daylight runs from about 13 h 36 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 5.8 kWh/m².
Hazard calendar for Palm Harbor
In summer, Palm Harbor overlaps its atlantic hurricane and rainy season season. The full year is below, with each hazard's peak months called out.
Palm Harbor sits in the Atlantic hurricane belt; the season peaks August–October.
Palm Harbor's rainy season runs June–September, when most of the year's rain falls.
Is summer a good time to visit Palm Harbor?
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 reasonable time to visit Palm Harbor for sightseeing.
What to pack for Palm Harbor in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Palm Harbor sees daytime highs around 84°F and nights near 79°F. Pack light clothes, rain gear and sun protection. About 53 days see rain.
Sea temperature near Palm Harbor 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 offshore is warmest in August at about 86°F and coldest in February near 63°F.
It's comfortable for a long swim from Mar 21 to Dec 11 — about 8.7 months when the water holds above 68°F.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°F) | 64 | 63 | 67 | 73 | 78 | 83 | 85 | 86 | 84 | 80 | 73 | 67 |
| Comfort | Cool | Cool | Cool | Refreshing | Warm | Tropical | Tropical | Tropical | Tropical | Warm | Refreshing | Cool |
| Sea temperature (°F) | Comfort | |
|---|---|---|
| Jan | 64 | Cool |
| Feb | 63 | Cool |
| Mar | 67 | Cool |
| Apr | 73 | Refreshing |
| May | 78 | Warm |
| Jun | 83 | Tropical |
| Jul | 85 | Tropical |
| Aug | 86 | Tropical |
| Sep | 84 | Tropical |
| Oct | 80 | Warm |
| Nov | 73 | Refreshing |
| Dec | 67 | Cool |
UV index in Palm Harbor 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 Palm Harbor peaks around July 12 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 at about 4 (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 | 8 | 9 | 9 | 11 | 11 | 10 | 9 | 7 | 5 | 4 |
| Level | Moderate | High | Very high | Very high | Very high | Extreme | Extreme | Very high | Very high | Very high | High | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 5 | Moderate |
| Feb | 7 | High |
| Mar | 8 | Very high |
| Apr | 9 | Very high |
| May | 9 | Very high |
| Jun | 11 | Extreme |
| Jul | 11 | Extreme |
| Aug | 10 | Very high |
| Sep | 9 | Very high |
| Oct | 7 | Very high |
| Nov | 5 | High |
| Dec | 4 | Moderate |
Air quality in Palm Harbor 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 Palm Harbor is worst in July — around 19 µg/m³ PM2.5 (moderate), about 2.0× the cleanest month (November, 10 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) | 10 | 11 | 11 | 11 | 12 | 16 | 19 | 18 | 13 | 10 | 10 | 10 |
| Level | Good | Good | Good | Good | Good | Moderate | Moderate | Moderate | Moderate | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 10 | Good |
| Feb | 11 | Good |
| Mar | 11 | Good |
| Apr | 11 | Good |
| May | 12 | Good |
| Jun | 16 | Moderate |
| Jul | 19 | Moderate |
| Aug | 18 | Moderate |
| Sep | 13 | Moderate |
| Oct | 10 | Good |
| Nov | 10 | Good |
| Dec | 10 | Good |
Where is Palm Harbor?
Palm Harbor sits at 28.1°N, 82.8°W, 49 ft above sea level, in United States. The nearest listed city is Dunedin, 4.3 mi away.
Topography around Palm Harbor
How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Palm Harbor.
Within 2 miles, the terrain around Palm Harbor has only modest variations in elevation — a maximum elevation change of 125 ft around an average of 36 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 157 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 354 ft.
The land around Palm Harbor is covered by trees (42%), artificial surfaces (30%) and water (22%) within 2 miles, water (47%) and trees (28%) within 10 miles, and water (43%) and trees (34%) 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 Palm Harbor (28.0781°, -82.7637°, elevation 49 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.