Serra climate — normals and trends
Serra (Brazil) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 23.7 °C and it receives 1,125 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 February (25.8 °C on average) and the coldest is July (21.5 °C). Rainfall peaks in November.
Serra averages 0 frost days, 5 hot days (≥ 30 °C) and 159 rainy days per year.
Serra 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 32.3 °C (on 25 February 2006) and the coldest 15.9 °C (on 14 July 1988).
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
SerraEspírito Santo
- coords
- -20.13°, -40.31°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
23.7°C
Average daily high
25.6°C
Average daily low
22.0°C
Annual rainfall
1,125mm
Sunshine / day
10.2h
Mean relative humidity
82%
Average peak wind
20.0km/h
Seasonal range
4.3°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
5 d/yr
Rainy days (≥ 1 mm)
159 d/yr
Annual snowfall
0.0 cm
Average feels-like high
28.5 °C
Average feels-like low
23.9 °C
Average peak gust
32.4 km/h
Tropical nights (≥ 20 °C)
308 d/yr
Solar radiation
17.9 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.0 °C
since 1940
+0.1 °C per decade · r² = 0.45 · 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
32.3 °C
25 February 2006
Coldest day
15.9 °C
14 July 1988
Wettest day
171 mm
29 January 1980
Windiest day
45.4 km/h
29 December 1990
Strongest gust
79.6 km/h
20 December 1963
Hottest feels-like
39.3 °C
5 February 2000
Coldest feels-like
12.3 °C
10 July 1994
Sunniest day
13.0 h
30 November 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 | 28.0 °C | +0.4 °C | 196 mm | +79 mm |
| Feb | 28.6 °C | +0.7 °C | 31 mm | -54 mm |
| Mar | 28.0 °C | +0.4 °C | 102 mm | -22 mm |
| Apr | 26.8 °C | +0.4 °C | 158 mm | +62 mm |
| May | 25.1 °C | 0.0 °C | 85 mm | +23 mm |
| Jun | 24.6 °C | +0.4 °C | 27 mm | -15 mm |
| Jul | 23.0 °C | -0.5 °C | 44 mm | -1 mm |
| Aug | 23.5 °C | -0.2 °C | 27 mm | -17 mm |
| Sep | 23.7 °C | -0.5 °C | 113 mm | +54 mm |
| Oct | 24.0 °C | -1.0 °C | 88 mm | -25 mm |
| Nov | 25.6 °C | 0.0 °C | 71 mm | -109 mm |
| Dec | 27.4 °C | +0.7 °C | 55 mm | -102 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 Serra?
Serra has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 23.7 °C and it receives 1,125 mm of precipitation per year.
What is the hottest day ever recorded in Serra?
The hottest day measured in Serra between 1940 and 2025 was 25 February 2006, reaching 32.3 °C.
What is the coldest day in Serra?
The coldest day measured in Serra between 1940 and 2025 was 14 July 1988, at 15.9 °C.
Does it snow in Serra?
Almost never: Serra sees virtually no snow, with about 0 frost days per year.
Has the climate of Serra warmed?
Yes: Serra warmed by +1.0 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Serra?
The wettest day measured in Serra between 1940 and 2025 was 29 January 1980, with 171 mm of rain in 24 hours.
What was the windiest day in Serra?
The windiest day measured in Serra between 1940 and 2025 was 29 December 1990, with winds reaching 45.4 km/h.
What is the warmest month in Serra?
The warmest month in Serra is February (25.8 °C on average); the coldest is July (21.5 °C).
How much does it rain in Serra?
Serra receives on average 1,125 mm of precipitation per year, spread over about 159 rainy days.
Is it sunny in Serra?
Serra gets on average 10.2 hours of sunshine per day, roughly 3,723 hours per year over 1940-2025.
Are there tropical nights in Serra?
Yes: Serra has on average 308 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Serra?
In Serra, between 1940 and 2025, the highest apparent temperature reached 39.3 °C on 5 February 2000, and the lowest was 12.3 °C on 10 July 1994.
Compare Serra with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Serra