Humberto de Campos climate — normals and trends
Humberto de Campos (Brazil) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 26.7 °C and it receives 1,890 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 (27.3 °C on average) and the coldest is March (25.9 °C). Rainfall peaks in March.
Humberto de Campos averages 0 frost days, 69 hot days (≥ 30 °C) and 193 rainy days per year.
Humberto de Campos has warmed by +0.8 °C between 1940 and 2025, or +0.09 °C per decade. This trend is statistically significant.
The hottest day of the period reached 32.8 °C (on 12 October 2016) and the coldest 21.9 °C (on 10 May 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
Humberto de CamposMaranhão
- coords
- -2.60°, -43.46°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
26.7°C
Average daily high
28.9°C
Average daily low
25.1°C
Annual rainfall
1,890mm
Sunshine / day
10.8h
Mean relative humidity
81%
Average peak wind
21.2km/h
Seasonal range
1.4°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
69 d/yr
Rainy days (≥ 1 mm)
193 d/yr
Annual snowfall
0.0 cm
Average feels-like high
32.9 °C
Average feels-like low
28.2 °C
Average peak gust
35.5 km/h
Tropical nights (≥ 20 °C)
364 d/yr
Solar radiation
20.2 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+0.8 °C
since 1940
+0.1 °C per decade · r² = 0.38 · 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
32.8 °C
12 October 2016
Coldest day
21.9 °C
10 May 1988
Wettest day
203 mm
17 March 2009
Windiest day
41.0 km/h
30 October 1957
Strongest gust
58.0 km/h
4 October 1947
Hottest feels-like
39.1 °C
15 September 2017
Coldest feels-like
23.0 °C
10 May 1988
Sunniest day
12.0 h
2 January 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 | 28.9 °C | +0.4 °C | 358 mm | +141 mm |
| Feb | 28.4 °C | +0.4 °C | 355 mm | +52 mm |
| Mar | 28.6 °C | +0.8 °C | 458 mm | +42 mm |
| Apr | 28.9 °C | +0.8 °C | 335 mm | -49 mm |
| May | 29.6 °C | +1.1 °C | 108 mm | -157 mm |
| Jun | 29.3 °C | +0.5 °C | 67 mm | -58 mm |
| Jul | 30.1 °C | +1.0 °C | 37 mm | -29 mm |
| Aug | 30.5 °C | +0.7 °C | 17 mm | +2 mm |
| Sep | 30.7 °C | +1.0 °C | 3 mm | -4 mm |
| Oct | 30.6 °C | +1.0 °C | 5 mm | -2 mm |
| Nov | 29.8 °C | +0.1 °C | 7 mm | -8 mm |
| Dec | 29.3 °C | -0.1 °C | 56 mm | -14 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 Humberto de Campos?
Humberto de Campos has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 26.7 °C and it receives 1,890 mm of precipitation per year.
What is the hottest day ever recorded in Humberto de Campos?
The hottest day measured in Humberto de Campos between 1940 and 2025 was 12 October 2016, reaching 32.8 °C.
What is the coldest day in Humberto de Campos?
The coldest day measured in Humberto de Campos between 1940 and 2025 was 10 May 1988, at 21.9 °C.
Does it snow in Humberto de Campos?
Almost never: Humberto de Campos sees virtually no snow, with about 0 frost days per year.
Has the climate of Humberto de Campos warmed?
Yes: Humberto de Campos warmed by +0.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Humberto de Campos?
The wettest day measured in Humberto de Campos between 1940 and 2025 was 17 March 2009, with 203 mm of rain in 24 hours.
What was the windiest day in Humberto de Campos?
The windiest day measured in Humberto de Campos between 1940 and 2025 was 30 October 1957, with winds reaching 41.0 km/h.
What is the warmest month in Humberto de Campos?
The warmest month in Humberto de Campos is November (27.3 °C on average); the coldest is March (25.9 °C).
How much does it rain in Humberto de Campos?
Humberto de Campos receives on average 1,890 mm of precipitation per year, spread over about 193 rainy days.
Is it sunny in Humberto de Campos?
Humberto de Campos gets on average 10.8 hours of sunshine per day, roughly 3,942 hours per year over 1940-2025.
Are there tropical nights in Humberto de Campos?
Yes: Humberto de Campos has on average 364 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Humberto de Campos?
In Humberto de Campos, between 1940 and 2025, the highest apparent temperature reached 39.1 °C on 15 September 2017, and the lowest was 23.0 °C on 10 May 1988.
Compare Humberto de Campos with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Humberto de Campos