Adamantina climate — normals and trends
Adamantina (Brazil) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 23.3 °C and it receives 1,274 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 (25.4 °C on average) and the coldest is June (19.7 °C). Rainfall peaks in January.
Adamantina averages 0 frost days, 138 hot days (≥ 30 °C) and 138 rainy days per year.
Adamantina has warmed by +2.2 °C between 1940 and 2025, or +0.26 °C per decade. This trend is statistically significant.
The hottest day of the period reached 42.3 °C (on 17 October 2014) and the coldest 0.4 °C (on 18 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
AdamantinaSão Paulo
- coords
- -21.69°, -51.07°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
23.3°C
Average daily high
28.8°C
Average daily low
18.9°C
Annual rainfall
1,274mm
Sunshine / day
10.1h
Mean relative humidity
70%
Average peak wind
13.8km/h
Seasonal range
5.7°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
138 d/yr
Rainy days (≥ 1 mm)
138 d/yr
Annual snowfall
0.0 cm
Average feels-like high
31.4 °C
Average feels-like low
19.6 °C
Average peak gust
31.0 km/h
Tropical nights (≥ 20 °C)
170 d/yr
Solar radiation
18.4 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.2 °C
since 1940
+0.3 °C per decade · r² = 0.65 · 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
42.3 °C
17 October 2014
Coldest day
0.4 °C
18 July 1975
Wettest day
120 mm
1 January 1942
Windiest day
40.6 km/h
15 September 1956
Strongest gust
87.5 km/h
22 September 2025
Hottest feels-like
44.0 °C
23 January 2019
Coldest feels-like
-3.6 °C
18 July 1975
Sunniest day
13.1 h
16 December 1942
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 | 33.9 °C | +3.9 °C | 96 mm | -112 mm |
| Feb | 32.5 °C | +2.5 °C | 132 mm | -49 mm |
| Mar | 33.3 °C | +3.5 °C | 38 mm | -96 mm |
| Apr | 28.9 °C | +0.2 °C | 129 mm | +61 mm |
| May | 27.7 °C | +1.4 °C | 20 mm | -43 mm |
| Jun | 25.7 °C | +0.2 °C | 40 mm | -6 mm |
| Jul | 26.3 °C | +0.3 °C | 1 mm | -29 mm |
| Aug | 28.6 °C | 0.0 °C | 2 mm | -28 mm |
| Sep | 32.9 °C | +2.7 °C | 10 mm | -56 mm |
| Oct | 30.3 °C | 0.0 °C | 81 mm | -40 mm |
| Nov | 30.5 °C | +0.3 °C | 79 mm | -60 mm |
| Dec | 31.8 °C | +1.9 °C | 152 mm | -41 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 Adamantina?
Adamantina has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 23.3 °C and it receives 1,274 mm of precipitation per year.
What is the hottest day ever recorded in Adamantina?
The hottest day measured in Adamantina between 1940 and 2025 was 17 October 2014, reaching 42.3 °C.
What is the coldest day in Adamantina?
The coldest day measured in Adamantina between 1940 and 2025 was 18 July 1975, at 0.4 °C.
Does it snow in Adamantina?
Almost never: Adamantina sees virtually no snow, with about 0 frost days per year.
Has the climate of Adamantina warmed?
Yes: Adamantina warmed by +2.2 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Adamantina?
The wettest day measured in Adamantina between 1940 and 2025 was 1 January 1942, with 120 mm of rain in 24 hours.
What was the windiest day in Adamantina?
The windiest day measured in Adamantina between 1940 and 2025 was 15 September 1956, with winds reaching 40.6 km/h.
What is the warmest month in Adamantina?
The warmest month in Adamantina is January (25.4 °C on average); the coldest is June (19.7 °C).
How much does it rain in Adamantina?
Adamantina receives on average 1,274 mm of precipitation per year, spread over about 138 rainy days.
Is it sunny in Adamantina?
Adamantina gets on average 10.1 hours of sunshine per day, roughly 3,687 hours per year over 1940-2025.
Are there tropical nights in Adamantina?
Yes: Adamantina has on average 170 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Adamantina?
In Adamantina, between 1940 and 2025, the highest apparent temperature reached 44.0 °C on 23 January 2019, and the lowest was -3.6 °C on 18 July 1975.
Compare Adamantina with another city
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Nearby cities
The climate around Adamantina