Colniza climate — normals and trends
Colniza (Brazil) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 25.7 °C and it receives 2,103 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 August (27.7 °C on average) and the coldest is January (24.8 °C). Rainfall peaks in January.
Colniza averages 0 frost days, 198 hot days (≥ 30 °C) and 240 rainy days per year.
Colniza has warmed by +1.3 °C between 1940 and 2025, or +0.15 °C per decade. This trend is statistically significant.
The hottest day of the period reached 41.4 °C (on 15 September 1961) and the coldest 10.8 °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
ColnizaMato Grosso
- coords
- -9.41°, -59.02°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
25.7°C
Average daily high
30.5°C
Average daily low
22.4°C
Annual rainfall
2,103mm
Sunshine / day
9.4h
Mean relative humidity
80%
Average peak wind
8.6km/h
Seasonal range
2.9°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
198 d/yr
Rainy days (≥ 1 mm)
240 d/yr
Annual snowfall
0.0 cm
Average feels-like high
35.7 °C
Average feels-like low
25.9 °C
Average peak gust
25.4 km/h
Tropical nights (≥ 20 °C)
354 d/yr
Solar radiation
17.8 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.3 °C
since 1940
+0.2 °C per decade · r² = 0.36 · 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
41.4 °C
15 September 1961
Coldest day
10.8 °C
18 July 1975
Wettest day
195 mm
6 April 2019
Windiest day
29.6 km/h
25 January 1965
Strongest gust
73.8 km/h
26 January 1965
Hottest feels-like
44.5 °C
23 October 2015
Coldest feels-like
6.1 °C
18 July 1975
Sunniest day
12.4 h
20 November 2022
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 | 29.7 °C | +0.9 °C | 233 mm | -80 mm |
| Feb | 29.6 °C | +0.6 °C | 216 mm | -88 mm |
| Mar | 30.2 °C | +1.2 °C | 250 mm | -53 mm |
| Apr | 30.9 °C | +1.7 °C | 137 mm | -80 mm |
| May | 31.2 °C | +1.7 °C | 56 mm | -40 mm |
| Jun | 31.8 °C | +0.9 °C | 24 mm | +3 mm |
| Jul | 33.4 °C | +0.7 °C | 0 mm | -13 mm |
| Aug | 33.7 °C | -0.3 °C | 9 mm | -22 mm |
| Sep | 32.5 °C | -0.3 °C | 90 mm | -15 mm |
| Oct | 31.6 °C | +0.5 °C | 158 mm | -36 mm |
| Nov | 30.9 °C | +0.9 °C | 245 mm | +21 mm |
| Dec | 29.4 °C | +0.3 °C | 266 mm | -18 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 Colniza?
Colniza has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 25.7 °C and it receives 2,103 mm of precipitation per year.
What is the hottest day ever recorded in Colniza?
The hottest day measured in Colniza between 1940 and 2025 was 15 September 1961, reaching 41.4 °C.
What is the coldest day in Colniza?
The coldest day measured in Colniza between 1940 and 2025 was 18 July 1975, at 10.8 °C.
Does it snow in Colniza?
Almost never: Colniza sees virtually no snow, with about 0 frost days per year.
Has the climate of Colniza warmed?
Yes: Colniza warmed by +1.3 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Colniza?
The wettest day measured in Colniza between 1940 and 2025 was 6 April 2019, with 195 mm of rain in 24 hours.
What was the windiest day in Colniza?
The windiest day measured in Colniza between 1940 and 2025 was 25 January 1965, with winds reaching 29.6 km/h.
What is the warmest month in Colniza?
The warmest month in Colniza is August (27.7 °C on average); the coldest is January (24.8 °C).
How much does it rain in Colniza?
Colniza receives on average 2,103 mm of precipitation per year, spread over about 240 rainy days.
Is it sunny in Colniza?
Colniza gets on average 9.4 hours of sunshine per day, roughly 3,431 hours per year over 1940-2025.
Are there tropical nights in Colniza?
Yes: Colniza has on average 354 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Colniza?
In Colniza, between 1940 and 2025, the highest apparent temperature reached 44.5 °C on 23 October 2015, and the lowest was 6.1 °C on 18 July 1975.
Compare Colniza with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Colniza