Mombaça climate — normals and trends
Mombaça (Brazil) has a hot semi-arid climate (BSh) under the Köppen-Geiger classification. Its mean annual temperature is 26.5 °C and it receives 569 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 (28.0 °C on average) and the coldest is April (25.2 °C). Rainfall peaks in March.
Mombaça averages 0 frost days, 259 hot days (≥ 30 °C) and 102 rainy days per year.
Mombaça has warmed by +0.9 °C between 1940 and 2025, or +0.10 °C per decade. This trend is statistically significant.
The hottest day of the period reached 38.5 °C (on 31 October 2023) and the coldest 16.3 °C (on 4 July 1974).
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
MombaçaCeará
- coords
- -5.74°, -39.63°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
26.5°C
Average daily high
31.5°C
Average daily low
22.0°C
Annual rainfall
569mm
Sunshine / day
10.8h
Mean relative humidity
64%
Average peak wind
18.5km/h
Seasonal range
2.8°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
259 d/yr
Rainy days (≥ 1 mm)
102 d/yr
Annual snowfall
0.0 cm
Average feels-like high
33.1 °C
Average feels-like low
24.0 °C
Average peak gust
37.5 km/h
Tropical nights (≥ 20 °C)
352 d/yr
Solar radiation
20.8 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+0.9 °C
since 1940
+0.1 °C per decade · r² = 0.18 · 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
38.5 °C
31 October 2023
Coldest day
16.3 °C
4 July 1974
Wettest day
140 mm
11 February 2017
Windiest day
33.2 km/h
18 August 1970
Strongest gust
60.8 km/h
16 July 1988
Hottest feels-like
40.3 °C
31 October 2023
Coldest feels-like
15.2 °C
4 July 1974
Sunniest day
12.3 h
9 December 2025
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 | 31.6 °C | -0.4 °C | 157 mm | +85 mm |
| Feb | 31.5 °C | +0.6 °C | 51 mm | -41 mm |
| Mar | 29.8 °C | 0.0 °C | 108 mm | -27 mm |
| Apr | 30.4 °C | +1.1 °C | 39 mm | -77 mm |
| May | 30.9 °C | +1.5 °C | 43 mm | -23 mm |
| Jun | 30.9 °C | +1.2 °C | 16 mm | -13 mm |
| Jul | 32.1 °C | +1.6 °C | 2 mm | -12 mm |
| Aug | 32.8 °C | +0.9 °C | 2 mm | -3 mm |
| Sep | 33.8 °C | +0.6 °C | 1 mm | -3 mm |
| Oct | 34.7 °C | +0.7 °C | 1 mm | -6 mm |
| Nov | 34.6 °C | +0.7 °C | 1 mm | -6 mm |
| Dec | 33.1 °C | -0.2 °C | 20 mm | -5 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 Mombaça?
Mombaça has a hot semi-arid climate (Köppen BSh). Over 1940-2025, the average annual temperature is 26.5 °C and it receives 569 mm of precipitation per year.
What is the hottest day ever recorded in Mombaça?
The hottest day measured in Mombaça between 1940 and 2025 was 31 October 2023, reaching 38.5 °C.
What is the coldest day in Mombaça?
The coldest day measured in Mombaça between 1940 and 2025 was 4 July 1974, at 16.3 °C.
Does it snow in Mombaça?
Almost never: Mombaça sees virtually no snow, with about 0 frost days per year.
Has the climate of Mombaça warmed?
Yes: Mombaça warmed by +0.9 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Mombaça?
The wettest day measured in Mombaça between 1940 and 2025 was 11 February 2017, with 140 mm of rain in 24 hours.
What was the windiest day in Mombaça?
The windiest day measured in Mombaça between 1940 and 2025 was 18 August 1970, with winds reaching 33.2 km/h.
What is the warmest month in Mombaça?
The warmest month in Mombaça is November (28.0 °C on average); the coldest is April (25.2 °C).
How much does it rain in Mombaça?
Mombaça receives on average 569 mm of precipitation per year, spread over about 102 rainy days.
Is it sunny in Mombaça?
Mombaça gets on average 10.8 hours of sunshine per day, roughly 3,942 hours per year over 1940-2025.
Are there tropical nights in Mombaça?
Yes: Mombaça has on average 352 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Mombaça?
In Mombaça, between 1940 and 2025, the highest apparent temperature reached 40.3 °C on 31 October 2023, and the lowest was 15.2 °C on 4 July 1974.
Compare Mombaça with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Mombaça