Graneros climate — normals and trends
Graneros (Chile) has a warm-summer mediterranean climate (Csb) under the Köppen-Geiger classification. Its mean annual temperature is 14.2 °C and it receives 669 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 (21.1 °C on average) and the coldest is July (7.3 °C). Rainfall peaks in June.
Graneros averages 28 frost days, 12 hot days (≥ 30 °C) and 64 rainy days per year.
No statistically significant temperature trend emerges for Graneros between 1940 and 2025: over this span, year-to-year swings outweigh the climate signal.
The hottest day of the period reached 37.3 °C (on 12 January 1941) and the coldest -14.2 °C (on 18 June 1945).
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
GranerosO'Higgins Region
- coords
- -34.07°, -70.73°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
14.2°C
Average daily high
20.8°C
Average daily low
7.6°C
Annual rainfall
669mm
Sunshine / day
10.5h
Mean relative humidity
61%
Average peak wind
8.7km/h
Seasonal range
13.8°C
Frost days (< 0 °C)
28 d/yr
Hot days (≥ 30 °C)
12 d/yr
Rainy days (≥ 1 mm)
64 d/yr
Annual snowfall
4.5 cm
Average feels-like high
20.6 °C
Average feels-like low
5.4 °C
Average peak gust
29.1 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
20.2 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
No clear trend over this period
Over a short window, year-to-year swings outweigh the climate signal. Try 86 years.
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
37.3 °C
12 January 1941
Coldest day
-14.2 °C
18 June 1945
Wettest day
120 mm
3 June 2002
Windiest day
18.4 km/h
5 June 1992
Strongest gust
95.4 km/h
11 June 1940
Hottest feels-like
36.3 °C
12 January 1941
Coldest feels-like
-19.1 °C
18 June 1945
Snowiest day
14.1 cm
15 July 2017
Sunniest day
14.2 h
16 December 2025
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 | 29.6 °C | +2.0 °C | 0 mm | -6 mm |
| Feb | 29.8 °C | +2.6 °C | 0 mm | -6 mm |
| Mar | 26.0 °C | +0.7 °C | 13 mm | +6 mm |
| Apr | 21.4 °C | 0.0 °C | 13 mm | -17 mm |
| May | 18.3 °C | +0.7 °C | 99 mm | +12 mm |
| Jun | 14.4 °C | 0.0 °C | 88 mm | -56 mm |
| Jul | 16.9 °C | +2.8 °C | 29 mm | -98 mm |
| Aug | 15.5 °C | 0.0 °C | 165 mm | +64 mm |
| Sep | 19.0 °C | +1.7 °C | 76 mm | -3 mm |
| Oct | 22.0 °C | +2.2 °C | 35 mm | -16 mm |
| Nov | 23.9 °C | +0.7 °C | 7 mm | -15 mm |
| Dec | 26.9 °C | +0.8 °C | 12 mm | +3 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 Graneros?
Graneros has a warm-summer mediterranean climate (Köppen Csb). Over 1940-2025, the average annual temperature is 14.2 °C and it receives 669 mm of precipitation per year.
What is the hottest day ever recorded in Graneros?
The hottest day measured in Graneros between 1940 and 2025 was 12 January 1941, reaching 37.3 °C.
What is the coldest day in Graneros?
The coldest day measured in Graneros between 1940 and 2025 was 18 June 1945, at -14.2 °C.
Does it snow in Graneros?
Yes. Graneros gets on average 4.5 cm of snow per year and has around 28 frost days.
Has the climate of Graneros warmed?
Between 1940 and 2025, no statistically significant temperature trend emerges in Graneros.
What is the wettest day in Graneros?
The wettest day measured in Graneros between 1940 and 2025 was 3 June 2002, with 120 mm of rain in 24 hours.
What was the windiest day in Graneros?
The windiest day measured in Graneros between 1940 and 2025 was 5 June 1992, with winds reaching 18.4 km/h.
What is the warmest month in Graneros?
The warmest month in Graneros is January (21.1 °C on average); the coldest is July (7.3 °C).
How much does it rain in Graneros?
Graneros receives on average 669 mm of precipitation per year, spread over about 64 rainy days.
Is it sunny in Graneros?
Graneros gets on average 10.5 hours of sunshine per day, roughly 3,833 hours per year over 1940-2025.
What is the biggest single-day snowfall in Graneros?
The heaviest 24-hour snowfall measured in Graneros between 1940 and 2025 was 15 July 2017, with 14.1 cm.
Are there tropical nights in Graneros?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Graneros.
What was the most extreme apparent temperature in Graneros?
In Graneros, between 1940 and 2025, the highest apparent temperature reached 36.3 °C on 12 January 1941, and the lowest was -19.1 °C on 18 June 1945.
Compare Graneros with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Graneros