Isnos climate — normals and trends
Isnos (Colombia) has a temperate oceanic climate (Cfb) under the Köppen-Geiger classification. Its mean annual temperature is 13.8 °C and it receives 2,050 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 November (14.7 °C on average) and the coldest is July (12.4 °C). Rainfall peaks in March.
Isnos averages 0 frost days, 0 hot days (≥ 30 °C) and 318 rainy days per year.
Isnos has warmed by +1.7 °C between 1940 and 2025, or +0.20 °C per decade. This trend is statistically significant.
The hottest day of the period reached 27.4 °C (on 10 February 1964) and the coldest 2.4 °C (on 17 August 1978).
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
IsnosHuila Department
- coords
- 1.94°, -76.24°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
13.8°C
Average daily high
18.3°C
Average daily low
10.4°C
Annual rainfall
2,050mm
Sunshine / day
9.9h
Mean relative humidity
86%
Average peak wind
9.2km/h
Seasonal range
2.3°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
318 d/yr
Annual snowfall
0.0 cm
Average feels-like high
18.9 °C
Average feels-like low
9.7 °C
Average peak gust
31.5 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
16.7 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.7 °C
since 1940
+0.2 °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
27.4 °C
10 February 1964
Coldest day
2.4 °C
17 August 1978
Wettest day
95 mm
4 November 1941
Windiest day
18.4 km/h
17 March 2017
Strongest gust
53.6 km/h
12 June 2004
Hottest feels-like
28.6 °C
1 November 2016
Coldest feels-like
-0.6 °C
17 August 1978
Sunniest day
12.0 h
30 April 1940
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 | 19.8 °C | +0.7 °C | 101 mm | -54 mm |
| Feb | 19.2 °C | 0.0 °C | 302 mm | +128 mm |
| Mar | 19.1 °C | +0.1 °C | 379 mm | +146 mm |
| Apr | 19.2 °C | +0.5 °C | 295 mm | +77 mm |
| May | 17.9 °C | -0.3 °C | 205 mm | +23 mm |
| Jun | 17.4 °C | +0.4 °C | 234 mm | +66 mm |
| Jul | 16.6 °C | +0.2 °C | 310 mm | +136 mm |
| Aug | 17.5 °C | +0.6 °C | 183 mm | +72 mm |
| Sep | 17.8 °C | -0.1 °C | 152 mm | +58 mm |
| Oct | 18.1 °C | -0.8 °C | 159 mm | -10 mm |
| Nov | 18.8 °C | -0.7 °C | 162 mm | -40 mm |
| Dec | 19.5 °C | +0.3 °C | 183 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 Isnos?
Isnos has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 13.8 °C and it receives 2,050 mm of precipitation per year.
What is the hottest day ever recorded in Isnos?
The hottest day measured in Isnos between 1940 and 2025 was 10 February 1964, reaching 27.4 °C.
What is the coldest day in Isnos?
The coldest day measured in Isnos between 1940 and 2025 was 17 August 1978, at 2.4 °C.
Does it snow in Isnos?
Almost never: Isnos sees virtually no snow, with about 0 frost days per year.
Has the climate of Isnos warmed?
Yes: Isnos warmed by +1.7 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Isnos?
The wettest day measured in Isnos between 1940 and 2025 was 4 November 1941, with 95 mm of rain in 24 hours.
What was the windiest day in Isnos?
The windiest day measured in Isnos between 1940 and 2025 was 17 March 2017, with winds reaching 18.4 km/h.
What is the warmest month in Isnos?
The warmest month in Isnos is November (14.7 °C on average); the coldest is July (12.4 °C).
How much does it rain in Isnos?
Isnos receives on average 2,050 mm of precipitation per year, spread over about 318 rainy days.
Is it sunny in Isnos?
Isnos gets on average 9.9 hours of sunshine per day, roughly 3,614 hours per year over 1940-2025.
Are there tropical nights in Isnos?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Isnos.
What was the most extreme apparent temperature in Isnos?
In Isnos, between 1940 and 2025, the highest apparent temperature reached 28.6 °C on 1 November 2016, and the lowest was -0.6 °C on 17 August 1978.
Compare Isnos with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Isnos