Novo Horizonte climate — normals and trends
Novo Horizonte (Brazil) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 23.4 °C and it receives 1,247 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 (25.3 °C on average) and the coldest is June (19.9 °C). Rainfall peaks in January.
Novo Horizonte averages 0 frost days, 122 hot days (≥ 30 °C) and 137 rainy days per year.
Novo Horizonte has warmed by +2.1 °C between 1940 and 2025, or +0.25 °C per decade. This trend is statistically significant.
The hottest day of the period reached 40.3 °C (on 7 October 2020) and the coldest 3.3 °C (on 21 July 1981).
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
Novo HorizonteSão Paulo
- coords
- -21.47°, -49.22°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
23.4°C
Average daily high
28.5°C
Average daily low
19.1°C
Annual rainfall
1,247mm
Sunshine / day
10.1h
Mean relative humidity
71%
Average peak wind
13.7km/h
Seasonal range
5.4°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
122 d/yr
Rainy days (≥ 1 mm)
137 d/yr
Annual snowfall
0.0 cm
Average feels-like high
31.0 °C
Average feels-like low
20.1 °C
Average peak gust
29.8 km/h
Tropical nights (≥ 20 °C)
175 d/yr
Solar radiation
18.6 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.1 °C
since 1940
+0.3 °C per decade · r² = 0.66 · 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
40.3 °C
7 October 2020
Coldest day
3.3 °C
21 July 1981
Wettest day
138 mm
9 December 1965
Windiest day
36.6 km/h
7 June 2011
Strongest gust
84.2 km/h
7 June 2011
Hottest feels-like
43.7 °C
29 October 2007
Coldest feels-like
0.2 °C
21 July 1981
Sunniest day
13.2 h
5 December 1943
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 | 31.7 °C | +2.2 °C | 166 mm | -46 mm |
| Feb | 32.6 °C | +3.0 °C | 77 mm | -101 mm |
| Mar | 33.6 °C | +4.2 °C | 39 mm | -105 mm |
| Apr | 30.0 °C | +1.6 °C | 83 mm | +18 mm |
| May | 28.2 °C | +2.0 °C | 11 mm | -39 mm |
| Jun | 26.1 °C | +0.7 °C | 52 mm | +21 mm |
| Jul | 26.6 °C | +0.7 °C | 0 mm | -24 mm |
| Aug | 29.2 °C | +0.9 °C | 2 mm | -22 mm |
| Sep | 32.5 °C | +2.6 °C | 20 mm | -32 mm |
| Oct | 30.7 °C | +0.6 °C | 59 mm | -57 mm |
| Nov | 30.6 °C | +0.9 °C | 108 mm | -38 mm |
| Dec | 31.6 °C | +2.2 °C | 124 mm | -82 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 Novo Horizonte?
Novo Horizonte has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 23.4 °C and it receives 1,247 mm of precipitation per year.
What is the hottest day ever recorded in Novo Horizonte?
The hottest day measured in Novo Horizonte between 1940 and 2025 was 7 October 2020, reaching 40.3 °C.
What is the coldest day in Novo Horizonte?
The coldest day measured in Novo Horizonte between 1940 and 2025 was 21 July 1981, at 3.3 °C.
Does it snow in Novo Horizonte?
Almost never: Novo Horizonte sees virtually no snow, with about 0 frost days per year.
Has the climate of Novo Horizonte warmed?
Yes: Novo Horizonte warmed by +2.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Novo Horizonte?
The wettest day measured in Novo Horizonte between 1940 and 2025 was 9 December 1965, with 138 mm of rain in 24 hours.
What was the windiest day in Novo Horizonte?
The windiest day measured in Novo Horizonte between 1940 and 2025 was 7 June 2011, with winds reaching 36.6 km/h.
What is the warmest month in Novo Horizonte?
The warmest month in Novo Horizonte is January (25.3 °C on average); the coldest is June (19.9 °C).
How much does it rain in Novo Horizonte?
Novo Horizonte receives on average 1,247 mm of precipitation per year, spread over about 137 rainy days.
Is it sunny in Novo Horizonte?
Novo Horizonte gets on average 10.1 hours of sunshine per day, roughly 3,687 hours per year over 1940-2025.
Are there tropical nights in Novo Horizonte?
Yes: Novo Horizonte has on average 175 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Novo Horizonte?
In Novo Horizonte, between 1940 and 2025, the highest apparent temperature reached 43.7 °C on 29 October 2007, and the lowest was 0.2 °C on 21 July 1981.
Compare Novo Horizonte with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Novo Horizonte