San Lorenzo climate — normals and trends
San Lorenzo (Honduras) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 27.7 °C and it receives 1,942 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 April (29.1 °C on average) and the coldest is October (26.6 °C). Rainfall peaks in September.
San Lorenzo averages 0 frost days, 316 hot days (≥ 30 °C) and 156 rainy days per year.
San Lorenzo 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 39.6 °C (on 12 April 2024) and the coldest 16.8 °C (on 6 December 1945).
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 LorenzoValle Department
- coords
- 13.42°, -87.45°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
27.7°C
Average daily high
32.3°C
Average daily low
23.8°C
Annual rainfall
1,942mm
Sunshine / day
10.9h
Mean relative humidity
69%
Average peak wind
12.1km/h
Seasonal range
2.5°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
316 d/yr
Rainy days (≥ 1 mm)
156 d/yr
Annual snowfall
0.0 cm
Average feels-like high
36.8 °C
Average feels-like low
27.1 °C
Average peak gust
29.7 km/h
Tropical nights (≥ 20 °C)
363 d/yr
Solar radiation
21.2 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.0 °C
since 1940
+0.2 °C per decade · r² = 0.73 · 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
39.6 °C
12 April 2024
Coldest day
16.8 °C
6 December 1945
Wettest day
233 mm
31 October 1998
Windiest day
31.3 km/h
31 October 1998
Strongest gust
67.7 km/h
27 January 1988
Hottest feels-like
43.9 °C
26 March 2013
Coldest feels-like
14.6 °C
6 December 1945
Sunniest day
12.6 h
31 May 1943
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 | 34.0 °C | +1.3 °C | 14 mm | +12 mm |
| Feb | 35.0 °C | +1.6 °C | 1 mm | -1 mm |
| Mar | 34.8 °C | +0.9 °C | 7 mm | -2 mm |
| Apr | 35.4 °C | +1.5 °C | 23 mm | -24 mm |
| May | 34.4 °C | +1.9 °C | 71 mm | -200 mm |
| Jun | 33.2 °C | +1.6 °C | 292 mm | -40 mm |
| Jul | 35.5 °C | +2.6 °C | 46 mm | -118 mm |
| Aug | 34.3 °C | +2.0 °C | 111 mm | -152 mm |
| Sep | 32.3 °C | +1.6 °C | 593 mm | +167 mm |
| Oct | 31.1 °C | +0.7 °C | 570 mm | +215 mm |
| Nov | 32.8 °C | +1.6 °C | 22 mm | -44 mm |
| Dec | 32.9 °C | +0.8 °C | 26 mm | +19 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 Lorenzo?
San Lorenzo has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 27.7 °C and it receives 1,942 mm of precipitation per year.
What is the hottest day ever recorded in San Lorenzo?
The hottest day measured in San Lorenzo between 1940 and 2025 was 12 April 2024, reaching 39.6 °C.
What is the coldest day in San Lorenzo?
The coldest day measured in San Lorenzo between 1940 and 2025 was 6 December 1945, at 16.8 °C.
Does it snow in San Lorenzo?
Almost never: San Lorenzo sees virtually no snow, with about 0 frost days per year.
Has the climate of San Lorenzo warmed?
Yes: San Lorenzo warmed by +2.0 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in San Lorenzo?
The wettest day measured in San Lorenzo between 1940 and 2025 was 31 October 1998, with 233 mm of rain in 24 hours.
What was the windiest day in San Lorenzo?
The windiest day measured in San Lorenzo between 1940 and 2025 was 31 October 1998, with winds reaching 31.3 km/h.
What is the warmest month in San Lorenzo?
The warmest month in San Lorenzo is April (29.1 °C on average); the coldest is October (26.6 °C).
How much does it rain in San Lorenzo?
San Lorenzo receives on average 1,942 mm of precipitation per year, spread over about 156 rainy days.
Is it sunny in San Lorenzo?
San Lorenzo gets on average 10.9 hours of sunshine per day, roughly 3,979 hours per year over 1940-2025.
Are there tropical nights in San Lorenzo?
Yes: San Lorenzo has on average 363 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in San Lorenzo?
In San Lorenzo, between 1940 and 2025, the highest apparent temperature reached 43.9 °C on 26 March 2013, and the lowest was 14.6 °C on 6 December 1945.
Compare San Lorenzo with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around San Lorenzo