Nuevo Laredo climate

Name: Nuevo Laredo
Address: MX

Nuevo Laredo is warmest in August, with average highs of 37 °C, and coldest in January, when nights average 10 °C. September is the wettest month (80 mm) and February the driest (22 mm). Figures are 1991–2020 climate normals.

Across a full year Nuevo Laredo averages 497 mm of rain, 281 days above 25 °C and 1 days below freezing.

Mexico · population 416,055 · 1991–2020 normals

Temperature below 0 °C to above 30 °C Rain band height is that month’s share of the wettest month

Warmest month August 37 °C
Coldest month January 10 °C
Driest month February 22 mm
Wettest month September 80 mm
Least cloud October 37 % cloud
Hottest on record June 44 °C
Coldest on record February -4.1 °C

What to expectNuevo Laredo through the year

Nuevo Laredo has a clear annual cycle: average daily highs run from 21 °C in January to 37 °C in August, a swing of 16 °C in mean temperature across the year.

Counted across a normal year, 281 days a year reach 25 °C, 205 of them reach 30 °C, 1 nights drop below freezing. The warmest reading in the 1991–2020 record is 44 °C, in June.

Rain is strongly seasonal. September averages 80 mm against 22 mm in February — 3.6 times as much. Planning around the dry months matters more here than planning around temperature.

Month by month

Month	Avg high	Rainfall	Cloud
January	21.4 °C	25 mm	52 %
February	24.6 °C	22 mm	52 %
March	28.1 °C	44 mm	49 %
April	32.0 °C	44 mm	48 %
May	34.5 °C	66 mm	46 %
June	36.7 °C	34 mm	37 %
July	37.4 °C	45 mm	40 %
August	37.5 °C	35 mm	38 %
September	33.4 °C	80 mm	44 %
October	30.5 °C	44 mm	37 %
November	25.3 °C	29 mm	45 %
December	21.5 °C	29 mm	52 %

Temperature month by month

Month	Avg high	Avg low	Mean	Record high	Record low	Days above 25 °C	Days above 30 °C
January	21.4 °C	10.4 °C	14.8 °C	35.2 °C	-3.6 °C	9	1
February	24.6 °C	12.6 °C	17.4 °C	38.5 °C	-4.1 °C	14	4
March	28.1 °C	15.8 °C	20.8 °C	40.0 °C	0.6 °C	23	12
April	32.0 °C	19.2 °C	24.6 °C	42.5 °C	4.3 °C	28	21
May	34.5 °C	22.7 °C	27.8 °C	43.2 °C	11.4 °C	31	27
June	36.7 °C	25.2 °C	30.4 °C	43.6 °C	18.9 °C	30	29
July	37.4 °C	25.7 °C	31.0 °C	43.4 °C	20.9 °C	31	30
August	37.5 °C	26.1 °C	31.3 °C	42.5 °C	21.3 °C	31	31
September	33.4 °C	23.7 °C	28.1 °C	42.2 °C	13.7 °C	30	25
October	30.5 °C	20.0 °C	24.6 °C	39.9 °C	2.9 °C	28	18
November	25.3 °C	15.2 °C	19.4 °C	34.9 °C	0.4 °C	18	5
December	21.5 °C	11.3 °C	15.5 °C	32.3 °C	-2.8 °C	8	1

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind
January	25 mm	5	11 h/day	52 %	63 %	21 km/h
February	22 mm	4	11 h/day	52 %	61 %	23 km/h
March	44 mm	5	12 h/day	49 %	59 %	25 km/h
April	44 mm	5	13 h/day	48 %	57 %	26 km/h
May	66 mm	7	14 h/day	46 %	60 %	26 km/h
June	34 mm	5	14 h/day	37 %	58 %	26 km/h
July	45 mm	5	14 h/day	40 %	56 %	27 km/h
August	35 mm	5	13 h/day	38 %	55 %	25 km/h
September	80 mm	9	12 h/day	44 %	64 %	20 km/h
October	44 mm	5	12 h/day	37 %	62 %	21 km/h
November	29 mm	4	11 h/day	45 %	63 %	21 km/h
December	29 mm	5	10 h/day	52 %	64 %	21 km/h

How Nuevo Laredo compares

The same four figures for nearby destinations, so the numbers above have something to be read against. Summer high is the warmest month's average high; winter low is the coldest month's average low.

Destination	Summer high	Winter low	Rain per year	Days above 25 °C
Nuevo Laredo	37 °C	10 °C	497 mm	281
Piedras Negras · Mexico	37 °C	8.0 °C	563 mm	259
Reynosa · Mexico	36 °C	12 °C	561 mm	296
Monclova · Mexico	35 °C	8.4 °C	399 mm	268
Ciudad Apodaca · Mexico	34 °C	9.5 °C	575 mm	256
Ciudad Benito Juárez · Mexico	33 °C	9.7 °C	553 mm	252
Corpus Christi · United States	32 °C	12 °C	781 mm	215

Where Nuevo Laredo ranks

Ranking	Position	Value
The warmest places in North America in August	9th of 50	37 °C
The warmest places in North America in July	10th of 50	37 °C
The warmest places in North America in June	10th of 50	37 °C
The warmest places in North America in May	12th of 50	34 °C
The warmest places in North America in September	12th of 50	33 °C
The warmest places in North America in April	18th of 50	32 °C

Planning a trip? See the best time to visit Nuevo Laredo.

QuestionsCommon questions about Nuevo Laredo’s climate

When is the best time to visit Nuevo Laredo?

That depends on what you want, so the honest answer is a comparison rather than a single month. February, March, November sit closest to 20 °C on average, August is the warmest month and February the driest. The month-by-month table above has the full picture.

How hot does Nuevo Laredo get?

In August, the warmest month, daily highs average 37 °C. About 205 days a year pass 30 °C. The highest value in the 1991–2020 record is 44 °C.

How cold does it get in winter?

Nights average 10 °C in January, the coldest month. A normal year has 1 nights below freezing.

Which month is wettest in Nuevo Laredo?

September, averaging 80 mm over 9 days with rain. The driest month is February with 22 mm. The year as a whole averages 497 mm.

Are these figures a forecast?

No. They are 1991–2020 climate normals: the average of thirty years, which describes what a month is usually like in Nuevo Laredo rather than what any particular week will bring. Individual years can differ substantially from the normal.

Data sources and method

ERA5 / ERA5-Land reanalysis — Copernicus Climate Change Service (C3S), ECMWF. Copernicus Licence
Open-Meteo — Open-Meteo.com. CC BY 4.0
NOAA OISST v2.1 — NOAA Physical Sciences Laboratory. Public domain
GeoNames — GeoNames.org. CC BY 4.0

Normal period: 1991–2020
Data point: 27.476°, -99.516° (the coordinates the reanalysis values are taken for)
Dataset version: era5-1991-2020-scores1.1
Last processed: 1 August 2026

Measured values come from ERA5 reanalysis and are reproduced unchanged. Calculated by us: monthly rankings, daylight hours, beach and comfort scores. Full formulas are on the methodology page.

Contains modified Copernicus Climate Change Service information 2026. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains.