Ixtapan de la Sal climate — normals and trends
Ixtapan de la Sal (Mexico) has a warm-summer mediterranean climate (Csb) under the Köppen-Geiger classification. Its mean annual temperature is 18.3 °C and it receives 1,144 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 May (20.9 °C on average) and the coldest is January (15.5 °C). Rainfall peaks in June.
Ixtapan de la Sal averages 0 frost days, 18 hot days (≥ 30 °C) and 158 rainy days per year.
Ixtapan de la Sal has warmed by +2.8 °C between 1940 and 2025, or +0.33 °C per decade. This trend is statistically significant.
The hottest day of the period reached 34.8 °C (on 10 May 2024) and the coldest 2.7 °C (on 13 January 1956).
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
Ixtapan de la SalMéxico
- coords
- 18.84°, -99.68°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
18.3°C
Average daily high
24.9°C
Average daily low
12.6°C
Annual rainfall
1,144mm
Sunshine / day
11.0h
Mean relative humidity
62%
Average peak wind
8.9km/h
Seasonal range
5.4°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
18 d/yr
Rainy days (≥ 1 mm)
158 d/yr
Annual snowfall
0.0 cm
Average feels-like high
25.4 °C
Average feels-like low
11.8 °C
Average peak gust
32.5 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
21.4 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.8 °C
since 1940
+0.3 °C per decade · r² = 0.84 · 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
34.8 °C
10 May 2024
Coldest day
2.7 °C
13 January 1956
Wettest day
108 mm
18 June 1983
Windiest day
21.5 km/h
2 October 1945
Strongest gust
70.2 km/h
8 October 1976
Hottest feels-like
35.6 °C
6 June 2005
Coldest feels-like
-1.0 °C
13 January 1956
Snowiest day
0.1 cm
2 January 1947
Sunniest day
12.9 h
9 June 2025
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 | 24.3 °C | +1.4 °C | 50 mm | +32 mm |
| Feb | 27.0 °C | +2.3 °C | 17 mm | +5 mm |
| Mar | 29.3 °C | +2.5 °C | 2 mm | -12 mm |
| Apr | 29.8 °C | +1.4 °C | 6 mm | -25 mm |
| May | 29.2 °C | +1.4 °C | 123 mm | +9 mm |
| Jun | 24.4 °C | -0.5 °C | 357 mm | +124 mm |
| Jul | 25.9 °C | +1.4 °C | 118 mm | -48 mm |
| Aug | 26.1 °C | +1.5 °C | 205 mm | +11 mm |
| Sep | 26.0 °C | +2.2 °C | 228 mm | +17 mm |
| Oct | 25.3 °C | +1.6 °C | 179 mm | +70 mm |
| Nov | 25.6 °C | +2.1 °C | 9 mm | -22 mm |
| Dec | 24.6 °C | +1.7 °C | 31 mm | +21 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 Ixtapan de la Sal?
Ixtapan de la Sal has a warm-summer mediterranean climate (Köppen Csb). Over 1940-2025, the average annual temperature is 18.3 °C and it receives 1,144 mm of precipitation per year.
What is the hottest day ever recorded in Ixtapan de la Sal?
The hottest day measured in Ixtapan de la Sal between 1940 and 2025 was 10 May 2024, reaching 34.8 °C.
What is the coldest day in Ixtapan de la Sal?
The coldest day measured in Ixtapan de la Sal between 1940 and 2025 was 13 January 1956, at 2.7 °C.
Does it snow in Ixtapan de la Sal?
Almost never: Ixtapan de la Sal sees virtually no snow, with about 0 frost days per year.
Has the climate of Ixtapan de la Sal warmed?
Yes: Ixtapan de la Sal warmed by +2.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Ixtapan de la Sal?
The wettest day measured in Ixtapan de la Sal between 1940 and 2025 was 18 June 1983, with 108 mm of rain in 24 hours.
What was the windiest day in Ixtapan de la Sal?
The windiest day measured in Ixtapan de la Sal between 1940 and 2025 was 2 October 1945, with winds reaching 21.5 km/h.
What is the warmest month in Ixtapan de la Sal?
The warmest month in Ixtapan de la Sal is May (20.9 °C on average); the coldest is January (15.5 °C).
How much does it rain in Ixtapan de la Sal?
Ixtapan de la Sal receives on average 1,144 mm of precipitation per year, spread over about 158 rainy days.
Is it sunny in Ixtapan de la Sal?
Ixtapan de la Sal 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 Ixtapan de la Sal?
The heaviest 24-hour snowfall measured in Ixtapan de la Sal between 1940 and 2025 was 2 January 1947, with 0.1 cm.
Are there tropical nights in Ixtapan de la Sal?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Ixtapan de la Sal.
What was the most extreme apparent temperature in Ixtapan de la Sal?
In Ixtapan de la Sal, between 1940 and 2025, the highest apparent temperature reached 35.6 °C on 6 June 2005, and the lowest was -1.0 °C on 13 January 1956.
Compare Ixtapan de la Sal with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Ixtapan de la Sal