Llallagua climate — normals and trends
Llallagua (Bolivia) has a tundra climate (ET) under the Köppen-Geiger classification. Its mean annual temperature is 7.7 °C and it receives 965 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 (9.6 °C on average) and the coldest is June (5.1 °C). Rainfall peaks in January.
Llallagua averages 111 frost days, 0 hot days (≥ 30 °C) and 160 rainy days per year.
Llallagua has warmed by +2.9 °C between 1940 and 2025, or +0.34 °C per decade. This trend is statistically significant.
The number of frost days there went from about 148 to 74 per year over the period.
The hottest day of the period reached 25.0 °C (on 8 October 2023) and the coldest -15.8 °C (on 1 August 1959).
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
LlallaguaPotosí Department
- coords
- -18.42°, -66.58°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
7.7°C
Average daily high
14.4°C
Average daily low
1.8°C
Annual rainfall
965mm
Sunshine / day
11.0h
Mean relative humidity
57%
Average peak wind
13.2km/h
Seasonal range
4.5°C
Frost days (< 0 °C)
111 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
160 d/yr
Annual snowfall
20.1 cm
Average feels-like high
12.3 °C
Average feels-like low
-1.2 °C
Average peak gust
37.3 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
23.6 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.9 °C
since 1940
+0.3 °C per decade · r² = 0.78 · 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
25.0 °C
8 October 2023
Coldest day
-15.8 °C
1 August 1959
Wettest day
57 mm
6 December 2025
Windiest day
39.6 km/h
18 June 1991
Strongest gust
103.0 km/h
18 June 1991
Hottest feels-like
24.0 °C
11 October 2023
Coldest feels-like
-20.7 °C
1 August 1959
Snowiest day
19.0 cm
18 August 1960
Sunniest day
13.0 h
9 January 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 | 13.8 °C | +0.2 °C | 209 mm | +9 mm |
| Feb | 14.7 °C | +1.2 °C | 148 mm | -29 mm |
| Mar | 14.3 °C | +0.5 °C | 241 mm | +97 mm |
| Apr | 14.6 °C | +0.4 °C | 141 mm | +81 mm |
| May | 15.1 °C | +0.9 °C | 39 mm | +27 mm |
| Jun | 14.1 °C | +0.8 °C | 1 mm | -4 mm |
| Jul | 15.3 °C | +2.0 °C | 17 mm | +9 mm |
| Aug | 15.4 °C | +0.9 °C | 17 mm | -0 mm |
| Sep | 16.3 °C | +0.7 °C | 73 mm | +38 mm |
| Oct | 15.9 °C | -0.5 °C | 82 mm | +20 mm |
| Nov | 17.0 °C | +1.0 °C | 83 mm | -10 mm |
| Dec | 15.8 °C | +1.2 °C | 153 mm | +1 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 Llallagua?
Llallagua has a tundra climate (Köppen ET). Over 1940-2025, the average annual temperature is 7.7 °C and it receives 965 mm of precipitation per year.
What is the hottest day ever recorded in Llallagua?
The hottest day measured in Llallagua between 1940 and 2025 was 8 October 2023, reaching 25.0 °C.
What is the coldest day in Llallagua?
The coldest day measured in Llallagua between 1940 and 2025 was 1 August 1959, at -15.8 °C.
Does it snow in Llallagua?
Yes. Llallagua gets on average 20.1 cm of snow per year and has around 111 frost days.
Has the climate of Llallagua warmed?
Yes: Llallagua warmed by +2.9 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Llallagua?
The wettest day measured in Llallagua between 1940 and 2025 was 6 December 2025, with 57 mm of rain in 24 hours.
What was the windiest day in Llallagua?
The windiest day measured in Llallagua between 1940 and 2025 was 18 June 1991, with winds reaching 39.6 km/h.
What is the warmest month in Llallagua?
The warmest month in Llallagua is November (9.6 °C on average); the coldest is June (5.1 °C).
How much does it rain in Llallagua?
Llallagua receives on average 965 mm of precipitation per year, spread over about 160 rainy days.
Is it sunny in Llallagua?
Llallagua gets on average 11.0 hours of sunshine per day, roughly 4,015 hours per year over 1940-2025.
What is the biggest single-day snowfall in Llallagua?
The heaviest 24-hour snowfall measured in Llallagua between 1940 and 2025 was 18 August 1960, with 19.0 cm.
Are there tropical nights in Llallagua?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Llallagua.
What was the most extreme apparent temperature in Llallagua?
In Llallagua, between 1940 and 2025, the highest apparent temperature reached 24.0 °C on 11 October 2023, and the lowest was -20.7 °C on 1 August 1959.
Compare Llallagua with another city
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Nearby cities
The climate around Llallagua