Rioblanco climate — normals and trends
Rioblanco (Colombia) has a warm-summer mediterranean climate (Csb) under the Köppen-Geiger classification. Its mean annual temperature is 16.5 °C and it receives 1,347 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 September (17.4 °C on average) and the coldest is January (16.1 °C). Rainfall peaks in November.
Rioblanco averages 0 frost days, 0 hot days (≥ 30 °C) and 152 rainy days per year.
Rioblanco has warmed by +2.6 °C between 1940 and 2025, or +0.31 °C per decade. This trend is statistically significant.
The hottest day of the period reached 29.4 °C (on 4 February 2010) and the coldest 4.3 °C (on 4 January 1968).
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
RioblancoTolima Department
- coords
- 3.53°, -75.65°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
16.5°C
Average daily high
21.4°C
Average daily low
12.2°C
Annual rainfall
1,347mm
Sunshine / day
9.7h
Mean relative humidity
70%
Average peak wind
8.1km/h
Seasonal range
1.3°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
152 d/yr
Annual snowfall
0.0 cm
Average feels-like high
21.6 °C
Average feels-like low
11.6 °C
Average peak gust
35.0 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
17.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.6 °C
since 1940
+0.3 °C per decade · r² = 0.72 · 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
29.4 °C
4 February 2010
Coldest day
4.3 °C
4 January 1968
Wettest day
137 mm
13 December 1949
Windiest day
16.4 km/h
21 August 2019
Strongest gust
68.0 km/h
3 September 2017
Hottest feels-like
29.2 °C
2 April 2010
Coldest feels-like
1.6 °C
4 January 1968
Sunniest day
12.0 h
6 May 1940
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 | 22.8 °C | +1.9 °C | 40 mm | -87 mm |
| Feb | 21.3 °C | 0.0 °C | 139 mm | +25 mm |
| Mar | 21.2 °C | 0.0 °C | 144 mm | +0 mm |
| Apr | 21.6 °C | +0.8 °C | 170 mm | +12 mm |
| May | 20.9 °C | +0.2 °C | 62 mm | -41 mm |
| Jun | 21.2 °C | +0.2 °C | 57 mm | +27 mm |
| Jul | 22.2 °C | +0.3 °C | 31 mm | +19 mm |
| Aug | 23.2 °C | +0.3 °C | 25 mm | +17 mm |
| Sep | 23.0 °C | -0.2 °C | 38 mm | +10 mm |
| Oct | 21.3 °C | -0.3 °C | 65 mm | -106 mm |
| Nov | 21.2 °C | +0.6 °C | 126 mm | -134 mm |
| Dec | 20.9 °C | +0.3 °C | 270 mm | +78 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 Rioblanco?
Rioblanco has a warm-summer mediterranean climate (Köppen Csb). Over 1940-2025, the average annual temperature is 16.5 °C and it receives 1,347 mm of precipitation per year.
What is the hottest day ever recorded in Rioblanco?
The hottest day measured in Rioblanco between 1940 and 2025 was 4 February 2010, reaching 29.4 °C.
What is the coldest day in Rioblanco?
The coldest day measured in Rioblanco between 1940 and 2025 was 4 January 1968, at 4.3 °C.
Does it snow in Rioblanco?
Almost never: Rioblanco sees virtually no snow, with about 0 frost days per year.
Has the climate of Rioblanco warmed?
Yes: Rioblanco warmed by +2.6 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Rioblanco?
The wettest day measured in Rioblanco between 1940 and 2025 was 13 December 1949, with 137 mm of rain in 24 hours.
What was the windiest day in Rioblanco?
The windiest day measured in Rioblanco between 1940 and 2025 was 21 August 2019, with winds reaching 16.4 km/h.
What is the warmest month in Rioblanco?
The warmest month in Rioblanco is September (17.4 °C on average); the coldest is January (16.1 °C).
How much does it rain in Rioblanco?
Rioblanco receives on average 1,347 mm of precipitation per year, spread over about 152 rainy days.
Is it sunny in Rioblanco?
Rioblanco gets on average 9.7 hours of sunshine per day, roughly 3,540 hours per year over 1940-2025.
Are there tropical nights in Rioblanco?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Rioblanco.
What was the most extreme apparent temperature in Rioblanco?
In Rioblanco, between 1940 and 2025, the highest apparent temperature reached 29.2 °C on 2 April 2010, and the lowest was 1.6 °C on 4 January 1968.
Compare Rioblanco with another city
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Nearby cities
The climate around Rioblanco