Mieres climate — normals and trends
Mieres (Spain) has a temperate oceanic climate (Cfb) under the Köppen-Geiger classification. Its mean annual temperature is 10.4 °C and it receives 1,211 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 August (16.6 °C on average) and the coldest is January (4.6 °C). Rainfall peaks in May.
Mieres averages 38 frost days, 0 hot days (≥ 30 °C) and 178 rainy days per year.
Mieres has warmed by +2.1 °C between 1940 and 2025, or +0.24 °C per decade. This trend is statistically significant.
The number of frost days there went from about 60 to 16 per year over the period.
The hottest day of the period reached 33.9 °C (on 24 July 1941) and the coldest -18.7 °C (on 18 January 1957).
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
MieresPrincipality of Asturias
- coords
- 43.25°, -5.77°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
10.4°C
Average daily high
14.7°C
Average daily low
6.5°C
Annual rainfall
1,211mm
Sunshine / day
9.2h
Mean relative humidity
82%
Average peak wind
11.1km/h
Seasonal range
12.0°C
Frost days (< 0 °C)
38 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
178 d/yr
Annual snowfall
70.4 cm
Average feels-like high
13.7 °C
Average feels-like low
4.6 °C
Average peak gust
35.8 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
14.1 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.1 °C
since 1940
+0.2 °C per decade · r² = 0.63 · 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
33.9 °C
24 July 1941
Coldest day
-18.7 °C
18 January 1957
Wettest day
72 mm
27 July 1983
Windiest day
45.1 km/h
16 February 1941
Strongest gust
141.8 km/h
16 February 1941
Hottest feels-like
37.0 °C
17 July 2022
Coldest feels-like
-23.3 °C
18 January 1957
Snowiest day
19.3 cm
10 December 1990
Sunniest day
15.0 h
14 June 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 | 11.2 °C | +2.7 °C | 109 mm | +7 mm |
| Feb | 12.4 °C | +2.9 °C | 83 mm | -5 mm |
| Mar | 11.4 °C | -0.5 °C | 98 mm | +4 mm |
| Apr | 16.1 °C | +3.0 °C | 113 mm | -5 mm |
| May | 16.7 °C | +1.0 °C | 130 mm | +2 mm |
| Jun | 22.3 °C | +3.6 °C | 78 mm | -29 mm |
| Jul | 21.3 °C | +0.5 °C | 60 mm | -26 mm |
| Aug | 23.7 °C | +2.6 °C | 48 mm | -37 mm |
| Sep | 20.0 °C | +0.5 °C | 70 mm | -19 mm |
| Oct | 18.3 °C | +2.1 °C | 33 mm | -70 mm |
| Nov | 12.3 °C | +0.6 °C | 137 mm | +29 mm |
| Dec | 9.8 °C | +0.7 °C | 130 mm | +25 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 Mieres?
Mieres has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 10.4 °C and it receives 1,211 mm of precipitation per year.
What is the hottest day ever recorded in Mieres?
The hottest day measured in Mieres between 1940 and 2025 was 24 July 1941, reaching 33.9 °C.
What is the coldest day in Mieres?
The coldest day measured in Mieres between 1940 and 2025 was 18 January 1957, at -18.7 °C.
Does it snow in Mieres?
Yes. Mieres gets on average 70.4 cm of snow per year and has around 38 frost days.
Has the climate of Mieres warmed?
Yes: Mieres warmed by +2.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Mieres?
The wettest day measured in Mieres between 1940 and 2025 was 27 July 1983, with 72 mm of rain in 24 hours.
What was the windiest day in Mieres?
The windiest day measured in Mieres between 1940 and 2025 was 16 February 1941, with winds reaching 45.1 km/h.
What is the warmest month in Mieres?
The warmest month in Mieres is August (16.6 °C on average); the coldest is January (4.6 °C).
How much does it rain in Mieres?
Mieres receives on average 1,211 mm of precipitation per year, spread over about 178 rainy days.
Is it sunny in Mieres?
Mieres gets on average 9.2 hours of sunshine per day, roughly 3,358 hours per year over 1940-2025.
What is the biggest single-day snowfall in Mieres?
The heaviest 24-hour snowfall measured in Mieres between 1940 and 2025 was 10 December 1990, with 19.3 cm.
Are there tropical nights in Mieres?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Mieres.
What was the most extreme apparent temperature in Mieres?
In Mieres, between 1940 and 2025, the highest apparent temperature reached 37.0 °C on 17 July 2022, and the lowest was -23.3 °C on 18 January 1957.
Compare Mieres with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Mieres