Massarosa climate — normals and trends
Massarosa (Italy) has a hot-summer mediterranean climate (Csa) under the Köppen-Geiger classification. Its mean annual temperature is 15.3 °C and it receives 1,128 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 (23.4 °C on average) and the coldest is January (8.2 °C). Rainfall peaks in November.
Massarosa averages 1 frost days, 1 hot days (≥ 30 °C) and 125 rainy days per year.
Massarosa has warmed by +1.6 °C between 1940 and 2025, or +0.19 °C per decade. This trend is statistically significant.
The number of frost days there went from about 3 to 0 per year over the period.
The hottest day of the period reached 31.8 °C (on 10 August 2024) and the coldest -6.5 °C (on 15 February 1940).
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
MassarosaTuscany
- coords
- 43.87°, 10.34°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
15.3°C
Average daily high
17.2°C
Average daily low
13.4°C
Annual rainfall
1,128mm
Sunshine / day
10.0h
Mean relative humidity
75%
Average peak wind
17.7km/h
Seasonal range
15.2°C
Frost days (< 0 °C)
1 d/yr
Hot days (≥ 30 °C)
1 d/yr
Rainy days (≥ 1 mm)
125 d/yr
Annual snowfall
5.6 cm
Average feels-like high
16.9 °C
Average feels-like low
12.0 °C
Average peak gust
30.4 km/h
Tropical nights (≥ 20 °C)
63 d/yr
Solar radiation
14.8 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.6 °C
since 1940
+0.2 °C per decade · r² = 0.48 · 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
31.8 °C
10 August 2024
Coldest day
-6.5 °C
15 February 1940
Wettest day
151 mm
13 September 1976
Windiest day
63.9 km/h
7 January 1968
Strongest gust
118.4 km/h
19 February 1955
Hottest feels-like
38.2 °C
11 August 2024
Coldest feels-like
-11.9 °C
15 February 1956
Snowiest day
12.3 cm
1 February 2012
Sunniest day
15.0 h
1 July 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 | 11.9 °C | +1.9 °C | 141 mm | +44 mm |
| Feb | 12.0 °C | +1.3 °C | 142 mm | +46 mm |
| Mar | 14.0 °C | +1.4 °C | 191 mm | +102 mm |
| Apr | 16.5 °C | +1.5 °C | 126 mm | +37 mm |
| May | 19.5 °C | +0.9 °C | 91 mm | +17 mm |
| Jun | 26.4 °C | +4.2 °C | 7 mm | -48 mm |
| Jul | 26.6 °C | +1.6 °C | 59 mm | +30 mm |
| Aug | 27.0 °C | +1.6 °C | 173 mm | +116 mm |
| Sep | 23.2 °C | +0.6 °C | 117 mm | +9 mm |
| Oct | 19.4 °C | +0.6 °C | 187 mm | +31 mm |
| Nov | 15.2 °C | +0.8 °C | 179 mm | +21 mm |
| Dec | 12.9 °C | +1.8 °C | 107 mm | -13 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 Massarosa?
Massarosa has a hot-summer mediterranean climate (Köppen Csa). Over 1940-2025, the average annual temperature is 15.3 °C and it receives 1,128 mm of precipitation per year.
What is the hottest day ever recorded in Massarosa?
The hottest day measured in Massarosa between 1940 and 2025 was 10 August 2024, reaching 31.8 °C.
What is the coldest day in Massarosa?
The coldest day measured in Massarosa between 1940 and 2025 was 15 February 1940, at -6.5 °C.
Does it snow in Massarosa?
Yes. Massarosa gets on average 5.6 cm of snow per year and has around 1 frost days.
Has the climate of Massarosa warmed?
Yes: Massarosa warmed by +1.6 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Massarosa?
The wettest day measured in Massarosa between 1940 and 2025 was 13 September 1976, with 151 mm of rain in 24 hours.
What was the windiest day in Massarosa?
The windiest day measured in Massarosa between 1940 and 2025 was 7 January 1968, with winds reaching 63.9 km/h.
What is the warmest month in Massarosa?
The warmest month in Massarosa is August (23.4 °C on average); the coldest is January (8.2 °C).
How much does it rain in Massarosa?
Massarosa receives on average 1,128 mm of precipitation per year, spread over about 125 rainy days.
Is it sunny in Massarosa?
Massarosa gets on average 10.0 hours of sunshine per day, roughly 3,650 hours per year over 1940-2025.
What is the biggest single-day snowfall in Massarosa?
The heaviest 24-hour snowfall measured in Massarosa between 1940 and 2025 was 1 February 2012, with 12.3 cm.
Are there tropical nights in Massarosa?
Yes: Massarosa has on average 63 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Massarosa?
In Massarosa, between 1940 and 2025, the highest apparent temperature reached 38.2 °C on 11 August 2024, and the lowest was -11.9 °C on 15 February 1956.
Compare Massarosa with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Massarosa