Chosica climate — normals and trends
Chosica (Peru) has a hot semi-arid climate (BSh) under the Köppen-Geiger classification. Its mean annual temperature is 18.6 °C and it receives 362 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 March (19.1 °C on average) and the coldest is July (18.2 °C). Rainfall peaks in February.
Chosica averages 0 frost days, 0 hot days (≥ 30 °C) and 77 rainy days per year.
Chosica has warmed by +1.5 °C between 1940 and 2025, or +0.17 °C per decade. This trend is statistically significant.
The hottest day of the period reached 28.3 °C (on 26 January 2024) and the coldest 9.6 °C (on 2 August 1942).
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
ChosicaLima region
- coords
- -11.94°, -76.71°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
18.6°C
Average daily high
22.2°C
Average daily low
16.1°C
Annual rainfall
362mm
Sunshine / day
10.9h
Mean relative humidity
67%
Average peak wind
8.4km/h
Seasonal range
0.9°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
77 d/yr
Annual snowfall
0.0 cm
Average feels-like high
23.5 °C
Average feels-like low
16.2 °C
Average peak gust
29.2 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
21.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.5 °C
since 1940
+0.2 °C per decade · r² = 0.46 · 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
28.3 °C
26 January 2024
Coldest day
9.6 °C
2 August 1942
Wettest day
84 mm
23 May 1941
Windiest day
13.0 km/h
4 January 1941
Strongest gust
43.6 km/h
12 January 1988
Hottest feels-like
33.6 °C
16 February 1998
Coldest feels-like
7.7 °C
2 August 1942
Sunniest day
12.6 h
23 January 1944
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 | 23.4 °C | +1.1 °C | 59 mm | -10 mm |
| Feb | 22.8 °C | +0.5 °C | 131 mm | +30 mm |
| Mar | 22.9 °C | +0.5 °C | 61 mm | -31 mm |
| Apr | 23.6 °C | +1.2 °C | 33 mm | -2 mm |
| May | 22.6 °C | +0.1 °C | 14 mm | +4 mm |
| Jun | 22.1 °C | +0.2 °C | 0 mm | -5 mm |
| Jul | 22.6 °C | +0.9 °C | 0 mm | -1 mm |
| Aug | 22.6 °C | +0.8 °C | 0 mm | -1 mm |
| Sep | 22.4 °C | +0.4 °C | 8 mm | +4 mm |
| Oct | 22.9 °C | +0.8 °C | 11 mm | +0 mm |
| Nov | 23.9 °C | +1.5 °C | 2 mm | -10 mm |
| Dec | 23.8 °C | +1.2 °C | 4 mm | -17 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 Chosica?
Chosica has a hot semi-arid climate (Köppen BSh). Over 1940-2025, the average annual temperature is 18.6 °C and it receives 362 mm of precipitation per year.
What is the hottest day ever recorded in Chosica?
The hottest day measured in Chosica between 1940 and 2025 was 26 January 2024, reaching 28.3 °C.
What is the coldest day in Chosica?
The coldest day measured in Chosica between 1940 and 2025 was 2 August 1942, at 9.6 °C.
Does it snow in Chosica?
Almost never: Chosica sees virtually no snow, with about 0 frost days per year.
Has the climate of Chosica warmed?
Yes: Chosica warmed by +1.5 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Chosica?
The wettest day measured in Chosica between 1940 and 2025 was 23 May 1941, with 84 mm of rain in 24 hours.
What was the windiest day in Chosica?
The windiest day measured in Chosica between 1940 and 2025 was 4 January 1941, with winds reaching 13.0 km/h.
What is the warmest month in Chosica?
The warmest month in Chosica is March (19.1 °C on average); the coldest is July (18.2 °C).
How much does it rain in Chosica?
Chosica receives on average 362 mm of precipitation per year, spread over about 77 rainy days.
Is it sunny in Chosica?
Chosica gets on average 10.9 hours of sunshine per day, roughly 3,979 hours per year over 1940-2025.
Are there tropical nights in Chosica?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Chosica.
What was the most extreme apparent temperature in Chosica?
In Chosica, between 1940 and 2025, the highest apparent temperature reached 33.6 °C on 16 February 1998, and the lowest was 7.7 °C on 2 August 1942.
Compare Chosica with another city
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Nearby cities
The climate around Chosica