Martinópolis climate — normals and trends
Martinópolis (Brazil) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 22.8 °C and it receives 1,440 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 (25.1 °C on average) and the coldest is June (19.1 °C). Rainfall peaks in January.
Martinópolis averages 0 frost days, 112 hot days (≥ 30 °C) and 148 rainy days per year.
Martinópolis has warmed by +2.0 °C between 1940 and 2025, or +0.23 °C per decade. This trend is statistically significant.
The hottest day of the period reached 42.4 °C (on 6 October 2020) and the coldest 0.7 °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
MartinópolisSão Paulo
- coords
- -22.15°, -51.17°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
22.8°C
Average daily high
28.0°C
Average daily low
18.5°C
Annual rainfall
1,440mm
Sunshine / day
10.0h
Mean relative humidity
72%
Average peak wind
13.8km/h
Seasonal range
6.0°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
112 d/yr
Rainy days (≥ 1 mm)
148 d/yr
Annual snowfall
0.0 cm
Average feels-like high
30.6 °C
Average feels-like low
19.2 °C
Average peak gust
31.3 km/h
Tropical nights (≥ 20 °C)
154 d/yr
Solar radiation
18.3 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.0 °C
since 1940
+0.2 °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
42.4 °C
6 October 2020
Coldest day
0.7 °C
18 July 1975
Wettest day
109 mm
8 January 1982
Windiest day
41.6 km/h
15 September 1956
Strongest gust
90.4 km/h
22 September 2025
Hottest feels-like
44.1 °C
17 October 2014
Coldest feels-like
-3.3 °C
18 July 1975
Sunniest day
13.1 h
16 December 1942
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 | 32.0 °C | +2.3 °C | 121 mm | -108 mm |
| Feb | 31.8 °C | +2.2 °C | 161 mm | -39 mm |
| Mar | 32.1 °C | +2.7 °C | 60 mm | -86 mm |
| Apr | 27.9 °C | -0.2 °C | 147 mm | +69 mm |
| May | 27.2 °C | +1.7 °C | 20 mm | -55 mm |
| Jun | 24.7 °C | +0.2 °C | 52 mm | -6 mm |
| Jul | 25.2 °C | +0.3 °C | 2 mm | -38 mm |
| Aug | 27.8 °C | +0.5 °C | 2 mm | -36 mm |
| Sep | 32.2 °C | +3.3 °C | 11 mm | -70 mm |
| Oct | 29.5 °C | +0.2 °C | 88 mm | -54 mm |
| Nov | 29.5 °C | 0.0 °C | 109 mm | -40 mm |
| Dec | 30.9 °C | +1.4 °C | 207 mm | +2 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 Martinópolis?
Martinópolis has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 22.8 °C and it receives 1,440 mm of precipitation per year.
What is the hottest day ever recorded in Martinópolis?
The hottest day measured in Martinópolis between 1940 and 2025 was 6 October 2020, reaching 42.4 °C.
What is the coldest day in Martinópolis?
The coldest day measured in Martinópolis between 1940 and 2025 was 18 July 1975, at 0.7 °C.
Does it snow in Martinópolis?
Almost never: Martinópolis sees virtually no snow, with about 0 frost days per year.
Has the climate of Martinópolis warmed?
Yes: Martinópolis warmed by +2.0 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Martinópolis?
The wettest day measured in Martinópolis between 1940 and 2025 was 8 January 1982, with 109 mm of rain in 24 hours.
What was the windiest day in Martinópolis?
The windiest day measured in Martinópolis between 1940 and 2025 was 15 September 1956, with winds reaching 41.6 km/h.
What is the warmest month in Martinópolis?
The warmest month in Martinópolis is January (25.1 °C on average); the coldest is June (19.1 °C).
How much does it rain in Martinópolis?
Martinópolis receives on average 1,440 mm of precipitation per year, spread over about 148 rainy days.
Is it sunny in Martinópolis?
Martinópolis gets on average 10.0 hours of sunshine per day, roughly 3,650 hours per year over 1940-2025.
Are there tropical nights in Martinópolis?
Yes: Martinópolis has on average 154 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Martinópolis?
In Martinópolis, between 1940 and 2025, the highest apparent temperature reached 44.1 °C on 17 October 2014, and the lowest was -3.3 °C on 18 July 1975.
Compare Martinópolis with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Martinópolis