Warnes climate — normals and trends
Warnes (Bolivia) has a tropical monsoon climate (Am) under the Köppen-Geiger classification. Its mean annual temperature is 23.5 °C and it receives 1,453 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 December (25.4 °C on average) and the coldest is June (20.0 °C). Rainfall peaks in January.
Warnes averages 0 frost days, 127 hot days (≥ 30 °C) and 179 rainy days per year.
Warnes has warmed by +1.6 °C between 1940 and 2025, or +0.19 °C per decade. This trend is statistically significant.
The hottest day of the period reached 40.6 °C (on 22 October 2023) and the coldest 2.7 °C (on 20 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
WarnesSanta Cruz Department
- coords
- -17.52°, -63.17°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
23.5°C
Average daily high
28.1°C
Average daily low
19.9°C
Annual rainfall
1,453mm
Sunshine / day
9.1h
Mean relative humidity
77%
Average peak wind
18.7km/h
Seasonal range
5.4°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
127 d/yr
Rainy days (≥ 1 mm)
179 d/yr
Annual snowfall
0.0 cm
Average feels-like high
30.8 °C
Average feels-like low
20.9 °C
Average peak gust
45.2 km/h
Tropical nights (≥ 20 °C)
220 d/yr
Solar radiation
17.0 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.6 °C
since 1940
+0.2 °C per decade · r² = 0.47 · 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
40.6 °C
22 October 2023
Coldest day
2.7 °C
20 July 1975
Wettest day
293 mm
6 January 1988
Windiest day
41.2 km/h
31 August 1944
Strongest gust
97.6 km/h
12 November 1997
Hottest feels-like
44.2 °C
15 December 2017
Coldest feels-like
-2.1 °C
19 July 1975
Sunniest day
12.8 h
27 January 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 | 31.0 °C | +1.4 °C | 315 mm | +90 mm |
| Feb | 31.3 °C | +2.0 °C | 112 mm | -75 mm |
| Mar | 29.0 °C | -0.3 °C | 230 mm | +83 mm |
| Apr | 27.4 °C | -0.7 °C | 98 mm | +7 mm |
| May | 27.6 °C | +2.0 °C | 93 mm | +12 mm |
| Jun | 23.5 °C | -0.7 °C | 42 mm | -28 mm |
| Jul | 26.7 °C | +1.8 °C | 6 mm | -45 mm |
| Aug | 28.6 °C | +1.1 °C | 42 mm | -12 mm |
| Sep | 33.7 °C | +4.4 °C | 43 mm | -39 mm |
| Oct | 29.8 °C | -0.2 °C | 148 mm | +26 mm |
| Nov | 30.3 °C | +0.2 °C | 134 mm | -10 mm |
| Dec | 29.8 °C | 0.0 °C | 187 mm | -13 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 Warnes?
Warnes has a tropical monsoon climate (Köppen Am). Over 1940-2025, the average annual temperature is 23.5 °C and it receives 1,453 mm of precipitation per year.
What is the hottest day ever recorded in Warnes?
The hottest day measured in Warnes between 1940 and 2025 was 22 October 2023, reaching 40.6 °C.
What is the coldest day in Warnes?
The coldest day measured in Warnes between 1940 and 2025 was 20 July 1975, at 2.7 °C.
Does it snow in Warnes?
Almost never: Warnes sees virtually no snow, with about 0 frost days per year.
Has the climate of Warnes warmed?
Yes: Warnes warmed by +1.6 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Warnes?
The wettest day measured in Warnes between 1940 and 2025 was 6 January 1988, with 293 mm of rain in 24 hours.
What was the windiest day in Warnes?
The windiest day measured in Warnes between 1940 and 2025 was 31 August 1944, with winds reaching 41.2 km/h.
What is the warmest month in Warnes?
The warmest month in Warnes is December (25.4 °C on average); the coldest is June (20.0 °C).
How much does it rain in Warnes?
Warnes receives on average 1,453 mm of precipitation per year, spread over about 179 rainy days.
Is it sunny in Warnes?
Warnes gets on average 9.1 hours of sunshine per day, roughly 3,322 hours per year over 1940-2025.
Are there tropical nights in Warnes?
Yes: Warnes has on average 220 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Warnes?
In Warnes, between 1940 and 2025, the highest apparent temperature reached 44.2 °C on 15 December 2017, and the lowest was -2.1 °C on 19 July 1975.
Compare Warnes with another city
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Nearby cities
The climate around Warnes