Monte Santo climate — normals and trends
Monte Santo (Brazil) has a hot semi-arid climate (BSh) under the Köppen-Geiger classification. Its mean annual temperature is 24.8 °C and it receives 391 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 January (26.3 °C on average) and the coldest is July (22.0 °C). Rainfall peaks in March.
Monte Santo averages 0 frost days, 191 hot days (≥ 30 °C) and 82 rainy days per year.
Monte Santo has warmed by +0.6 °C between 1940 and 2025, or +0.08 °C per decade. This trend is statistically significant.
The hottest day of the period reached 38.8 °C (on 26 December 1959) and the coldest 13.2 °C (on 8 August 1989).
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
Monte SantoEstado de Bahia
- coords
- -10.44°, -39.33°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
24.8°C
Average daily high
30.1°C
Average daily low
20.4°C
Annual rainfall
391mm
Sunshine / day
10.2h
Mean relative humidity
69%
Average peak wind
18.1km/h
Seasonal range
4.3°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
191 d/yr
Rainy days (≥ 1 mm)
82 d/yr
Annual snowfall
0.0 cm
Average feels-like high
31.6 °C
Average feels-like low
22.0 °C
Average peak gust
36.3 km/h
Tropical nights (≥ 20 °C)
229 d/yr
Solar radiation
19.2 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+0.6 °C
since 1940
+0.1 °C per decade · r² = 0.12 · 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
38.8 °C
26 December 1959
Coldest day
13.2 °C
8 August 1989
Wettest day
117 mm
17 December 1943
Windiest day
31.4 km/h
19 July 1985
Strongest gust
60.5 km/h
15 August 1991
Hottest feels-like
41.8 °C
30 October 2005
Coldest feels-like
13.0 °C
10 July 1963
Sunniest day
12.6 h
30 December 2025
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 | 32.2 °C | +0.2 °C | 111 mm | +64 mm |
| Feb | 32.7 °C | +0.8 °C | 11 mm | -34 mm |
| Mar | 33.5 °C | +2.0 °C | 13 mm | -52 mm |
| Apr | 33.8 °C | +3.3 °C | 12 mm | -30 mm |
| May | 27.1 °C | -1.4 °C | 115 mm | +84 mm |
| Jun | 26.1 °C | -1.0 °C | 44 mm | +21 mm |
| Jul | 25.8 °C | -0.7 °C | 29 mm | +7 mm |
| Aug | 27.2 °C | -0.3 °C | 20 mm | +5 mm |
| Sep | 28.6 °C | -1.1 °C | 11 mm | +1 mm |
| Oct | 30.2 °C | -1.6 °C | 17 mm | +4 mm |
| Nov | 32.5 °C | +0.4 °C | 23 mm | -14 mm |
| Dec | 33.1 °C | +1.1 °C | 5 mm | -36 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 Monte Santo?
Monte Santo has a hot semi-arid climate (Köppen BSh). Over 1940-2025, the average annual temperature is 24.8 °C and it receives 391 mm of precipitation per year.
What is the hottest day ever recorded in Monte Santo?
The hottest day measured in Monte Santo between 1940 and 2025 was 26 December 1959, reaching 38.8 °C.
What is the coldest day in Monte Santo?
The coldest day measured in Monte Santo between 1940 and 2025 was 8 August 1989, at 13.2 °C.
Does it snow in Monte Santo?
Almost never: Monte Santo sees virtually no snow, with about 0 frost days per year.
Has the climate of Monte Santo warmed?
Yes: Monte Santo warmed by +0.6 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Monte Santo?
The wettest day measured in Monte Santo between 1940 and 2025 was 17 December 1943, with 117 mm of rain in 24 hours.
What was the windiest day in Monte Santo?
The windiest day measured in Monte Santo between 1940 and 2025 was 19 July 1985, with winds reaching 31.4 km/h.
What is the warmest month in Monte Santo?
The warmest month in Monte Santo is January (26.3 °C on average); the coldest is July (22.0 °C).
How much does it rain in Monte Santo?
Monte Santo receives on average 391 mm of precipitation per year, spread over about 82 rainy days.
Is it sunny in Monte Santo?
Monte Santo gets on average 10.2 hours of sunshine per day, roughly 3,723 hours per year over 1940-2025.
Are there tropical nights in Monte Santo?
Yes: Monte Santo has on average 229 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Monte Santo?
In Monte Santo, between 1940 and 2025, the highest apparent temperature reached 41.8 °C on 30 October 2005, and the lowest was 13.0 °C on 10 July 1963.
Compare Monte Santo with another city
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Nearby cities
The climate around Monte Santo