Naples climate — normals and trends
Naples (United States) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 23.5 °C and it receives 939 mm of precipitation per year.
These figures are normals computed over 86 complete calendar years, from 1940 to 2025, using ERA5 reanalysis data from the Copernicus programme.
The warmest month is August (27.5 °C on average) and the coldest is January (18.3 °C). Rainfall peaks in June.
Naples averages 0 frost days, 89 hot days (≥ 30 °C) and 136 rainy days per year.
Naples has warmed by +1.0 °C between 1940 and 2025, or +0.12 °C per decade. This trend is statistically significant.
The hottest day of the period reached 35.6 °C (on 19 August 2007) and the coldest -0.5 °C (on 13 December 1962).
Data from ERA5 reanalysis (Copernicus Climate Change Service), redistributed under a CC-BY 4.0 licence. Normals are recomputed whenever the archive is updated.
Climate normals · ERA5
NaplesFlorida
- coords
- 26.14°, -81.80°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
23.5°C
Average daily high
27.0°C
Average daily low
20.6°C
Annual rainfall
939mm
Sunshine / day
10.6h
Mean relative humidity
76%
Average peak wind
18.7km/h
Seasonal range
9.2°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
89 d/yr
Rainy days (≥ 1 mm)
136 d/yr
Annual snowfall
0.0 cm
Average feels-like high
29.6 °C
Average feels-like low
21.9 °C
Average peak gust
32.4 km/h
Tropical nights (≥ 20 °C)
226 d/yr
Solar radiation
18.7 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.0 °C
since 1940
+0.1 °C per decade · r² = 0.32 · p = < 0.001
Trend fitted by linear regression (ordinary least squares) on annual means. A trend is shown only when it is statistically significant (p < 0.05).
A climograph overlays rainfall (bars) and temperature (line): the standard reading in climatology, where you can see at a glance whether the warm season is also the dry one.
Records for the period
Hottest day
35.6 °C
19 August 2007
Coldest day
-0.5 °C
13 December 1962
Wettest day
174 mm
24 October 2005
Windiest day
91.9 km/h
19 October 1944
Strongest gust
167.4 km/h
10 September 2017
Hottest feels-like
41.6 °C
21 July 2025
Coldest feels-like
-7.2 °C
13 December 1962
Snowiest day
0.1 cm
24 December 1989
Sunniest day
13.0 h
5 May 1940
Normals computed over complete calendar years 1940–2025.
A specific year
Pick a year and see how it compares to normal — warmer, drier or more extreme than usual?
Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 20.3 °C | -1.8 °C | 20 mm | -19 mm |
| Feb | 25.0 °C | +2.2 °C | 13 mm | -25 mm |
| Mar | 25.1 °C | +0.5 °C | 23 mm | -22 mm |
| Apr | 28.0 °C | +1.1 °C | 12 mm | -30 mm |
| May | 29.8 °C | +0.8 °C | 93 mm | +26 mm |
| Jun | 30.5 °C | +0.6 °C | 190 mm | +38 mm |
| Jul | 30.8 °C | +0.4 °C | 170 mm | +37 mm |
| Aug | 30.9 °C | +0.3 °C | 190 mm | +51 mm |
| Sep | 29.9 °C | 0.0 °C | 126 mm | -22 mm |
| Oct | 28.9 °C | +0.6 °C | 48 mm | -26 mm |
| Nov | 25.9 °C | +0.3 °C | 3 mm | -28 mm |
| Dec | 24.6 °C | +1.2 °C | 22 mm | -10 mm |
The year's extremes
What was the weather like that day?
Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.
Frequently asked questions
What is the climate of Naples?
Naples has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 23.5 °C and it receives 939 mm of precipitation per year.
What is the hottest day ever recorded in Naples?
The hottest day measured in Naples between 1940 and 2025 was 19 August 2007, reaching 35.6 °C.
What is the coldest day in Naples?
The coldest day measured in Naples between 1940 and 2025 was 13 December 1962, at -0.5 °C.
Does it snow in Naples?
Almost never: Naples sees virtually no snow, with about 0 frost days per year.
Has the climate of Naples warmed?
Yes: Naples warmed by +1.0 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Naples?
The wettest day measured in Naples between 1940 and 2025 was 24 October 2005, with 174 mm of rain in 24 hours.
What was the windiest day in Naples?
The windiest day measured in Naples between 1940 and 2025 was 19 October 1944, with winds reaching 91.9 km/h.
What is the warmest month in Naples?
The warmest month in Naples is August (27.5 °C on average); the coldest is January (18.3 °C).
How much does it rain in Naples?
Naples receives on average 939 mm of precipitation per year, spread over about 136 rainy days.
Is it sunny in Naples?
Naples gets on average 10.6 hours of sunshine per day, roughly 3,869 hours per year over 1940-2025.
What is the biggest single-day snowfall in Naples?
The heaviest 24-hour snowfall measured in Naples between 1940 and 2025 was 24 December 1989, with 0.1 cm.
Are there tropical nights in Naples?
Yes: Naples has on average 226 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Naples?
In Naples, between 1940 and 2025, the highest apparent temperature reached 41.6 °C on 21 July 2025, and the lowest was -7.2 °C on 13 December 1962.
Compare Naples with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Naples