Nuevo Laredo climate — normals and trends
Nuevo Laredo (Mexico) has a hot semi-arid climate (BSh) under the Köppen-Geiger classification. Its mean annual temperature is 23.5 °C and it receives 477 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 July (31.0 °C on average) and the coldest is January (14.0 °C). Rainfall peaks in September.
Nuevo Laredo averages 2 frost days, 201 hot days (≥ 30 °C) and 67 rainy days per year.
Nuevo Laredo has warmed by +1.8 °C between 1940 and 2025, or +0.21 °C per decade. This trend is statistically significant.
The hottest day of the period reached 45.1 °C (on 21 June 2023) and the coldest -8.1 °C (on 23 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
Nuevo LaredoTamaulipas
- coords
- 27.48°, -99.52°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
23.5°C
Average daily high
29.7°C
Average daily low
18.3°C
Annual rainfall
477mm
Sunshine / day
9.9h
Mean relative humidity
60%
Average peak wind
23.6km/h
Seasonal range
17.0°C
Frost days (< 0 °C)
2 d/yr
Hot days (≥ 30 °C)
201 d/yr
Rainy days (≥ 1 mm)
67 d/yr
Annual snowfall
0.3 cm
Average feels-like high
29.6 °C
Average feels-like low
18.1 °C
Average peak gust
40.8 km/h
Tropical nights (≥ 20 °C)
184 d/yr
Solar radiation
18.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.8 °C
since 1940
+0.2 °C per decade · r² = 0.36 · 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
45.1 °C
21 June 2023
Coldest day
-8.1 °C
23 December 1989
Wettest day
140 mm
10 August 1980
Windiest day
62.7 km/h
10 August 1980
Strongest gust
118.1 km/h
10 August 1980
Hottest feels-like
48.1 °C
18 June 2023
Coldest feels-like
-15.6 °C
15 February 2021
Snowiest day
5.0 cm
30 January 1949
Sunniest day
13.3 h
11 July 1946
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 | 17.6 °C | -2.4 °C | 31 mm | +3 mm |
| Feb | 25.0 °C | +2.2 °C | 6 mm | -23 mm |
| Mar | 31.2 °C | +4.1 °C | 84 mm | +50 mm |
| Apr | 33.1 °C | +1.9 °C | 11 mm | -33 mm |
| May | 35.0 °C | +1.2 °C | 96 mm | +31 mm |
| Jun | 37.0 °C | +0.6 °C | 30 mm | -12 mm |
| Jul | 37.0 °C | -0.5 °C | 57 mm | +24 mm |
| Aug | 39.3 °C | +1.9 °C | 10 mm | -30 mm |
| Sep | 35.7 °C | +1.7 °C | 52 mm | -15 mm |
| Oct | 33.6 °C | +3.4 °C | 3 mm | -43 mm |
| Nov | 29.0 °C | +4.2 °C | 14 mm | -13 mm |
| Dec | 23.8 °C | +2.7 °C | 5 mm | -18 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 Nuevo Laredo?
Nuevo Laredo has a hot semi-arid climate (Köppen BSh). Over 1940-2025, the average annual temperature is 23.5 °C and it receives 477 mm of precipitation per year.
What is the hottest day ever recorded in Nuevo Laredo?
The hottest day measured in Nuevo Laredo between 1940 and 2025 was 21 June 2023, reaching 45.1 °C.
What is the coldest day in Nuevo Laredo?
The coldest day measured in Nuevo Laredo between 1940 and 2025 was 23 December 1989, at -8.1 °C.
Does it snow in Nuevo Laredo?
Almost never: Nuevo Laredo sees virtually no snow, with about 2 frost days per year.
Has the climate of Nuevo Laredo warmed?
Yes: Nuevo Laredo warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Nuevo Laredo?
The wettest day measured in Nuevo Laredo between 1940 and 2025 was 10 August 1980, with 140 mm of rain in 24 hours.
What was the windiest day in Nuevo Laredo?
The windiest day measured in Nuevo Laredo between 1940 and 2025 was 10 August 1980, with winds reaching 62.7 km/h.
What is the warmest month in Nuevo Laredo?
The warmest month in Nuevo Laredo is July (31.0 °C on average); the coldest is January (14.0 °C).
How much does it rain in Nuevo Laredo?
Nuevo Laredo receives on average 477 mm of precipitation per year, spread over about 67 rainy days.
Is it sunny in Nuevo Laredo?
Nuevo Laredo gets on average 9.9 hours of sunshine per day, roughly 3,614 hours per year over 1940-2025.
What is the biggest single-day snowfall in Nuevo Laredo?
The heaviest 24-hour snowfall measured in Nuevo Laredo between 1940 and 2025 was 30 January 1949, with 5.0 cm.
Are there tropical nights in Nuevo Laredo?
Yes: Nuevo Laredo has on average 184 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Nuevo Laredo?
In Nuevo Laredo, between 1940 and 2025, the highest apparent temperature reached 48.1 °C on 18 June 2023, and the lowest was -15.6 °C on 15 February 2021.
Compare Nuevo Laredo with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Nuevo Laredo