Tomé climate — normals and trends
Tomé (Chile) has a warm-summer mediterranean climate (Csb) under the Köppen-Geiger classification. Its mean annual temperature is 12.9 °C and it receives 798 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 (16.4 °C on average) and the coldest is July (9.8 °C). Rainfall peaks in June.
Tomé averages 0 frost days, 0 hot days (≥ 30 °C) and 74 rainy days per year.
No statistically significant temperature trend emerges for Tomé between 1940 and 2025: over this span, year-to-year swings outweigh the climate signal.
The hottest day of the period reached 28.9 °C (on 26 January 2017) and the coldest 1.1 °C (on 8 July 1969).
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
ToméBiobio
- coords
- -36.62°, -72.96°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
12.9°C
Average daily high
15.6°C
Average daily low
10.5°C
Annual rainfall
798mm
Sunshine / day
10.4h
Mean relative humidity
81%
Average peak wind
23.6km/h
Seasonal range
6.6°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
74 d/yr
Annual snowfall
0.0 cm
Average feels-like high
14.1 °C
Average feels-like low
8.0 °C
Average peak gust
36.9 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
19.1 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
28.9 °C
26 January 2017
Coldest day
1.1 °C
8 July 1969
Wettest day
101 mm
11 July 2006
Windiest day
70.1 km/h
3 June 1997
Strongest gust
138.2 km/h
11 July 1987
Hottest feels-like
27.9 °C
16 January 1983
Coldest feels-like
-4.5 °C
28 July 1955
Snowiest day
0.4 cm
13 June 1947
Sunniest day
14.3 h
14 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 | 19.5 °C | 0.0 °C | 0 mm | -7 mm |
| Feb | 19.4 °C | +0.1 °C | 0 mm | -8 mm |
| Mar | 18.6 °C | +0.4 °C | 28 mm | +13 mm |
| Apr | 15.6 °C | -0.4 °C | 49 mm | +3 mm |
| May | 13.8 °C | -0.1 °C | 92 mm | -48 mm |
| Jun | 11.9 °C | -0.5 °C | 120 mm | -61 mm |
| Jul | 12.6 °C | +0.6 °C | 147 mm | -11 mm |
| Aug | 13.2 °C | +0.8 °C | 63 mm | -49 mm |
| Sep | 13.7 °C | +0.4 °C | 64 mm | +1 mm |
| Oct | 15.6 °C | +0.9 °C | 21 mm | -17 mm |
| Nov | 17.1 °C | +0.5 °C | 3 mm | -15 mm |
| Dec | 19.4 °C | +1.1 °C | 6 mm | -5 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 Tomé?
Tomé has a warm-summer mediterranean climate (Köppen Csb). Over 1940-2025, the average annual temperature is 12.9 °C and it receives 798 mm of precipitation per year.
What is the hottest day ever recorded in Tomé?
The hottest day measured in Tomé between 1940 and 2025 was 26 January 2017, reaching 28.9 °C.
What is the coldest day in Tomé?
The coldest day measured in Tomé between 1940 and 2025 was 8 July 1969, at 1.1 °C.
Does it snow in Tomé?
Almost never: Tomé sees virtually no snow, with about 0 frost days per year.
Has the climate of Tomé warmed?
Between 1940 and 2025, no statistically significant temperature trend emerges in Tomé.
What is the wettest day in Tomé?
The wettest day measured in Tomé between 1940 and 2025 was 11 July 2006, with 101 mm of rain in 24 hours.
What was the windiest day in Tomé?
The windiest day measured in Tomé between 1940 and 2025 was 3 June 1997, with winds reaching 70.1 km/h.
What is the warmest month in Tomé?
The warmest month in Tomé is January (16.4 °C on average); the coldest is July (9.8 °C).
How much does it rain in Tomé?
Tomé receives on average 798 mm of precipitation per year, spread over about 74 rainy days.
Is it sunny in Tomé?
Tomé gets on average 10.4 hours of sunshine per day, roughly 3,796 hours per year over 1940-2025.
What is the biggest single-day snowfall in Tomé?
The heaviest 24-hour snowfall measured in Tomé between 1940 and 2025 was 13 June 1947, with 0.4 cm.
Are there tropical nights in Tomé?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Tomé.
What was the most extreme apparent temperature in Tomé?
In Tomé, between 1940 and 2025, the highest apparent temperature reached 27.9 °C on 16 January 1983, and the lowest was -4.5 °C on 28 July 1955.
Compare Tomé with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Tomé