Tarma climate — normals and trends
Tarma (Peru) has a tundra climate (ET) under the Köppen-Geiger classification. Its mean annual temperature is 5.5 °C and it receives 1,523 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 (6.4 °C on average) and the coldest is July (3.8 °C). Rainfall peaks in January.
Tarma averages 90 frost days, 0 hot days (≥ 30 °C) and 284 rainy days per year.
Tarma has warmed by +1.7 °C between 1940 and 2025, or +0.20 °C per decade. This trend is statistically significant.
The number of frost days there went from about 123 to 57 per year over the period.
The hottest day of the period reached 16.7 °C (on 13 December 2000) and the coldest -8.2 °C (on 11 May 1950).
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
TarmaJunin
- coords
- -11.42°, -75.69°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
5.5°C
Average daily high
10.4°C
Average daily low
1.6°C
Annual rainfall
1,523mm
Sunshine / day
10.1h
Mean relative humidity
82%
Average peak wind
10.4km/h
Seasonal range
2.6°C
Frost days (< 0 °C)
90 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
284 d/yr
Annual snowfall
64.1 cm
Average feels-like high
9.2 °C
Average feels-like low
-1.2 °C
Average peak gust
33.9 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
20.8 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.7 °C
since 1940
+0.2 °C per decade · r² = 0.65 · 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
16.7 °C
13 December 2000
Coldest day
-8.2 °C
11 May 1950
Wettest day
52 mm
29 May 1941
Windiest day
18.8 km/h
6 October 2024
Strongest gust
59.0 km/h
28 May 1941
Hottest feels-like
17.8 °C
13 December 2000
Coldest feels-like
-13.3 °C
11 May 1950
Snowiest day
23.1 cm
29 May 1941
Sunniest day
12.5 h
17 January 2011
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 | 11.7 °C | +0.9 °C | 197 mm | -6 mm |
| Feb | 11.3 °C | +0.6 °C | 240 mm | +38 mm |
| Mar | 11.2 °C | +0.6 °C | 217 mm | +22 mm |
| Apr | 11.5 °C | +0.8 °C | 155 mm | +36 mm |
| May | 10.8 °C | +0.4 °C | 77 mm | -1 mm |
| Jun | 10.4 °C | +0.7 °C | 47 mm | -3 mm |
| Jul | 9.9 °C | +0.5 °C | 41 mm | -5 mm |
| Aug | 10.2 °C | +0.6 °C | 85 mm | +19 mm |
| Sep | 10.2 °C | +0.3 °C | 76 mm | -26 mm |
| Oct | 11.4 °C | +0.8 °C | 170 mm | +33 mm |
| Nov | 12.6 °C | +1.5 °C | 146 mm | -5 mm |
| Dec | 12.8 °C | +1.7 °C | 154 mm | -22 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 Tarma?
Tarma has a tundra climate (Köppen ET). Over 1940-2025, the average annual temperature is 5.5 °C and it receives 1,523 mm of precipitation per year.
What is the hottest day ever recorded in Tarma?
The hottest day measured in Tarma between 1940 and 2025 was 13 December 2000, reaching 16.7 °C.
What is the coldest day in Tarma?
The coldest day measured in Tarma between 1940 and 2025 was 11 May 1950, at -8.2 °C.
Does it snow in Tarma?
Yes. Tarma gets on average 64.1 cm of snow per year and has around 90 frost days.
Has the climate of Tarma warmed?
Yes: Tarma warmed by +1.7 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Tarma?
The wettest day measured in Tarma between 1940 and 2025 was 29 May 1941, with 52 mm of rain in 24 hours.
What was the windiest day in Tarma?
The windiest day measured in Tarma between 1940 and 2025 was 6 October 2024, with winds reaching 18.8 km/h.
What is the warmest month in Tarma?
The warmest month in Tarma is January (6.4 °C on average); the coldest is July (3.8 °C).
How much does it rain in Tarma?
Tarma receives on average 1,523 mm of precipitation per year, spread over about 284 rainy days.
Is it sunny in Tarma?
Tarma gets on average 10.1 hours of sunshine per day, roughly 3,687 hours per year over 1940-2025.
What is the biggest single-day snowfall in Tarma?
The heaviest 24-hour snowfall measured in Tarma between 1940 and 2025 was 29 May 1941, with 23.1 cm.
Are there tropical nights in Tarma?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Tarma.
What was the most extreme apparent temperature in Tarma?
In Tarma, between 1940 and 2025, the highest apparent temperature reached 17.8 °C on 13 December 2000, and the lowest was -13.3 °C on 11 May 1950.
Compare Tarma with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Tarma