Jalostotitlán climate — normals and trends
Jalostotitlán (Mexico) has a hot semi-arid climate (BSh) under the Köppen-Geiger classification. Its mean annual temperature is 19.3 °C and it receives 510 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 (23.6 °C on average) and the coldest is January (14.8 °C). Rainfall peaks in July.
Jalostotitlán averages 0 frost days, 59 hot days (≥ 30 °C) and 77 rainy days per year.
Jalostotitlán has warmed by +2.0 °C between 1940 and 2025, or +0.23 °C per decade. This trend is statistically significant.
The hottest day of the period reached 37.5 °C (on 26 May 2024) and the coldest -2.4 °C (on 14 December 1997).
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
JalostotitlánJalisco
- coords
- 21.17°, -102.46°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
19.3°C
Average daily high
26.4°C
Average daily low
12.6°C
Annual rainfall
510mm
Sunshine / day
11.1h
Mean relative humidity
51%
Average peak wind
16.5km/h
Seasonal range
8.8°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
59 d/yr
Rainy days (≥ 1 mm)
77 d/yr
Annual snowfall
0.0 cm
Average feels-like high
25.1 °C
Average feels-like low
11.2 °C
Average peak gust
32.6 km/h
Tropical nights (≥ 20 °C)
1 d/yr
Solar radiation
22.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.0 °C
since 1940
+0.2 °C per decade · r² = 0.61 · 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
37.5 °C
26 May 2024
Coldest day
-2.4 °C
14 December 1997
Wettest day
57 mm
9 July 1991
Windiest day
48.8 km/h
4 March 1983
Strongest gust
86.8 km/h
8 January 1997
Hottest feels-like
38.1 °C
9 June 1989
Coldest feels-like
-8.2 °C
14 December 1997
Snowiest day
0.2 cm
11 January 1967
Sunniest day
13.2 h
29 June 1942
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 | 24.6 °C | +2.2 °C | 4 mm | -12 mm |
| Feb | 28.0 °C | +3.5 °C | 1 mm | -7 mm |
| Mar | 29.9 °C | +2.6 °C | 0 mm | -4 mm |
| Apr | 31.1 °C | +1.5 °C | 0 mm | -6 mm |
| May | 32.8 °C | +1.8 °C | 12 mm | -9 mm |
| Jun | 28.1 °C | -1.0 °C | 166 mm | +73 mm |
| Jul | 26.5 °C | 0.0 °C | 153 mm | +31 mm |
| Aug | 27.5 °C | +0.9 °C | 155 mm | +49 mm |
| Sep | 27.1 °C | +1.1 °C | 123 mm | +39 mm |
| Oct | 28.3 °C | +2.3 °C | 37 mm | +4 mm |
| Nov | 27.6 °C | +2.7 °C | 0 mm | -8 mm |
| Dec | 25.1 °C | +2.3 °C | 9 mm | +0 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 Jalostotitlán?
Jalostotitlán has a hot semi-arid climate (Köppen BSh). Over 1940-2025, the average annual temperature is 19.3 °C and it receives 510 mm of precipitation per year.
What is the hottest day ever recorded in Jalostotitlán?
The hottest day measured in Jalostotitlán between 1940 and 2025 was 26 May 2024, reaching 37.5 °C.
What is the coldest day in Jalostotitlán?
The coldest day measured in Jalostotitlán between 1940 and 2025 was 14 December 1997, at -2.4 °C.
Does it snow in Jalostotitlán?
Almost never: Jalostotitlán sees virtually no snow, with about 0 frost days per year.
Has the climate of Jalostotitlán warmed?
Yes: Jalostotitlán warmed by +2.0 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Jalostotitlán?
The wettest day measured in Jalostotitlán between 1940 and 2025 was 9 July 1991, with 57 mm of rain in 24 hours.
What was the windiest day in Jalostotitlán?
The windiest day measured in Jalostotitlán between 1940 and 2025 was 4 March 1983, with winds reaching 48.8 km/h.
What is the warmest month in Jalostotitlán?
The warmest month in Jalostotitlán is May (23.6 °C on average); the coldest is January (14.8 °C).
How much does it rain in Jalostotitlán?
Jalostotitlán receives on average 510 mm of precipitation per year, spread over about 77 rainy days.
Is it sunny in Jalostotitlán?
Jalostotitlán gets on average 11.1 hours of sunshine per day, roughly 4,052 hours per year over 1940-2025.
What is the biggest single-day snowfall in Jalostotitlán?
The heaviest 24-hour snowfall measured in Jalostotitlán between 1940 and 2025 was 11 January 1967, with 0.2 cm.
Are there tropical nights in Jalostotitlán?
Yes: Jalostotitlán has on average 1 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Jalostotitlán?
In Jalostotitlán, between 1940 and 2025, the highest apparent temperature reached 38.1 °C on 9 June 1989, and the lowest was -8.2 °C on 14 December 1997.
Compare Jalostotitlán with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Jalostotitlán