Fortaleza climate — normals and trends
Fortaleza (Brazil) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 26.6 °C and it receives 1,035 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 November (27.1 °C on average) and the coldest is July (26.2 °C). Rainfall peaks in April.
Fortaleza averages 0 frost days, 62 hot days (≥ 30 °C) and 166 rainy days per year.
Fortaleza has warmed by +1.1 °C between 1940 and 2025, or +0.12 °C per decade. This trend is statistically significant.
The hottest day of the period reached 32.6 °C (on 6 June 1998) and the coldest 21.2 °C (on 25 July 1975).
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
FortalezaCeará
- coords
- -3.72°, -38.54°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
26.6°C
Average daily high
28.9°C
Average daily low
24.8°C
Annual rainfall
1,035mm
Sunshine / day
10.9h
Mean relative humidity
79%
Average peak wind
23.1km/h
Seasonal range
0.9°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
62 d/yr
Rainy days (≥ 1 mm)
166 d/yr
Annual snowfall
0.0 cm
Average feels-like high
32.0 °C
Average feels-like low
27.2 °C
Average peak gust
40.9 km/h
Tropical nights (≥ 20 °C)
364 d/yr
Solar radiation
20.7 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.1 °C
since 1940
+0.1 °C per decade · r² = 0.59 · 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
32.6 °C
6 June 1998
Coldest day
21.2 °C
25 July 1975
Wettest day
185 mm
24 February 2023
Windiest day
36.7 km/h
21 October 1961
Strongest gust
64.4 km/h
28 September 1944
Hottest feels-like
38.6 °C
22 March 2016
Coldest feels-like
20.7 °C
20 September 2011
Sunniest day
12.2 h
14 December 2005
Normals computed over complete calendar years 1940–2025.
A specific year
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Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 29.4 °C | +0.5 °C | 204 mm | +101 mm |
| Feb | 29.2 °C | +0.7 °C | 167 mm | +11 mm |
| Mar | 29.2 °C | +0.9 °C | 202 mm | -23 mm |
| Apr | 29.4 °C | +1.1 °C | 153 mm | -74 mm |
| May | 29.3 °C | +0.7 °C | 87 mm | -62 mm |
| Jun | 28.8 °C | +0.2 °C | 141 mm | +70 mm |
| Jul | 29.4 °C | +0.5 °C | 24 mm | -9 mm |
| Aug | 29.6 °C | +0.1 °C | 13 mm | +4 mm |
| Sep | 30.0 °C | +0.6 °C | 5 mm | -2 mm |
| Oct | 29.8 °C | +0.4 °C | 3 mm | -5 mm |
| Nov | 29.5 °C | 0.0 °C | 6 mm | -5 mm |
| Dec | 29.6 °C | +0.2 °C | 17 mm | -21 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 Fortaleza?
Fortaleza has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 26.6 °C and it receives 1,035 mm of precipitation per year.
What is the hottest day ever recorded in Fortaleza?
The hottest day measured in Fortaleza between 1940 and 2025 was 6 June 1998, reaching 32.6 °C.
What is the coldest day in Fortaleza?
The coldest day measured in Fortaleza between 1940 and 2025 was 25 July 1975, at 21.2 °C.
Does it snow in Fortaleza?
Almost never: Fortaleza sees virtually no snow, with about 0 frost days per year.
Has the climate of Fortaleza warmed?
Yes: Fortaleza warmed by +1.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Fortaleza?
The wettest day measured in Fortaleza between 1940 and 2025 was 24 February 2023, with 185 mm of rain in 24 hours.
What was the windiest day in Fortaleza?
The windiest day measured in Fortaleza between 1940 and 2025 was 21 October 1961, with winds reaching 36.7 km/h.
What is the warmest month in Fortaleza?
The warmest month in Fortaleza is November (27.1 °C on average); the coldest is July (26.2 °C).
How much does it rain in Fortaleza?
Fortaleza receives on average 1,035 mm of precipitation per year, spread over about 166 rainy days.
Is it sunny in Fortaleza?
Fortaleza gets on average 10.9 hours of sunshine per day, roughly 3,979 hours per year over 1940-2025.
Are there tropical nights in Fortaleza?
Yes: Fortaleza has on average 364 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Fortaleza?
In Fortaleza, between 1940 and 2025, the highest apparent temperature reached 38.6 °C on 22 March 2016, and the lowest was 20.7 °C on 20 September 2011.
Compare Fortaleza with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Fortaleza