San Luis Jilotepeque climate — normals and trends
San Luis Jilotepeque (Guatemala) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 20.9 °C and it receives 777 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 (23.0 °C on average) and the coldest is January (18.6 °C). Rainfall peaks in June.
San Luis Jilotepeque averages 0 frost days, 45 hot days (≥ 30 °C) and 132 rainy days per year.
San Luis Jilotepeque has warmed by +2.2 °C between 1940 and 2025, or +0.26 °C per decade. This trend is statistically significant.
The hottest day of the period reached 36.7 °C (on 2 May 2003) and the coldest 5.6 °C (on 27 December 1989).
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
San Luis JilotepequeJalapa
- coords
- 14.65°, -89.72°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
20.9°C
Average daily high
26.5°C
Average daily low
16.8°C
Annual rainfall
777mm
Sunshine / day
10.4h
Mean relative humidity
78%
Average peak wind
12.2km/h
Seasonal range
4.4°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
45 d/yr
Rainy days (≥ 1 mm)
132 d/yr
Annual snowfall
0.0 cm
Average feels-like high
27.8 °C
Average feels-like low
18.1 °C
Average peak gust
37.4 km/h
Tropical nights (≥ 20 °C)
9 d/yr
Solar radiation
18.8 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.2 °C
since 1940
+0.3 °C per decade · r² = 0.72 · 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
36.7 °C
2 May 2003
Coldest day
5.6 °C
27 December 1989
Wettest day
110 mm
23 September 1989
Windiest day
25.1 km/h
2 February 1998
Strongest gust
78.8 km/h
16 March 1983
Hottest feels-like
39.0 °C
30 April 2017
Coldest feels-like
3.2 °C
27 December 1989
Sunniest day
12.3 h
4 June 1955
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 | 25.9 °C | +1.7 °C | 7 mm | +1 mm |
| Feb | 27.8 °C | +2.0 °C | 7 mm | +1 mm |
| Mar | 30.8 °C | +2.7 °C | 4 mm | -6 mm |
| Apr | 29.6 °C | +0.2 °C | 18 mm | -7 mm |
| May | 31.9 °C | +2.9 °C | 47 mm | -45 mm |
| Jun | 28.4 °C | +1.3 °C | 211 mm | +44 mm |
| Jul | 28.4 °C | +2.0 °C | 46 mm | -39 mm |
| Aug | 30.0 °C | +3.0 °C | 60 mm | -27 mm |
| Sep | 29.1 °C | +2.3 °C | 142 mm | -16 mm |
| Oct | 27.5 °C | +2.0 °C | 77 mm | -25 mm |
| Nov | 26.3 °C | +1.8 °C | 10 mm | -19 mm |
| Dec | 26.1 °C | +2.1 °C | 17 mm | +7 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 San Luis Jilotepeque?
San Luis Jilotepeque has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 20.9 °C and it receives 777 mm of precipitation per year.
What is the hottest day ever recorded in San Luis Jilotepeque?
The hottest day measured in San Luis Jilotepeque between 1940 and 2025 was 2 May 2003, reaching 36.7 °C.
What is the coldest day in San Luis Jilotepeque?
The coldest day measured in San Luis Jilotepeque between 1940 and 2025 was 27 December 1989, at 5.6 °C.
Does it snow in San Luis Jilotepeque?
Almost never: San Luis Jilotepeque sees virtually no snow, with about 0 frost days per year.
Has the climate of San Luis Jilotepeque warmed?
Yes: San Luis Jilotepeque warmed by +2.2 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in San Luis Jilotepeque?
The wettest day measured in San Luis Jilotepeque between 1940 and 2025 was 23 September 1989, with 110 mm of rain in 24 hours.
What was the windiest day in San Luis Jilotepeque?
The windiest day measured in San Luis Jilotepeque between 1940 and 2025 was 2 February 1998, with winds reaching 25.1 km/h.
What is the warmest month in San Luis Jilotepeque?
The warmest month in San Luis Jilotepeque is May (23.0 °C on average); the coldest is January (18.6 °C).
How much does it rain in San Luis Jilotepeque?
San Luis Jilotepeque receives on average 777 mm of precipitation per year, spread over about 132 rainy days.
Is it sunny in San Luis Jilotepeque?
San Luis Jilotepeque gets on average 10.4 hours of sunshine per day, roughly 3,796 hours per year over 1940-2025.
Are there tropical nights in San Luis Jilotepeque?
Yes: San Luis Jilotepeque has on average 9 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in San Luis Jilotepeque?
In San Luis Jilotepeque, between 1940 and 2025, the highest apparent temperature reached 39.0 °C on 30 April 2017, and the lowest was 3.2 °C on 27 December 1989.
Compare San Luis Jilotepeque with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around San Luis Jilotepeque