Tijuana climate

Name: Tijuana
Address: MX

Tijuana is warmest in August, with average highs of 25 °C, and coldest in January, when nights average 9.1 °C. February is the wettest month (76 mm) and July the driest (1.9 mm). Figures are 1991–2020 climate normals.

Across a full year Tijuana averages 330 mm of rain and 46 days above 25 °C.

Mexico · population 1,922,523 · 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 25 °C
Coldest month January 9.1 °C
Driest month July 2 mm
Wettest month February 76 mm
Least cloud September 32 % cloud
Hottest on record September 36 °C
Coldest on record January 1.8 °C
Warmest sea August 21 °C

What to expectTijuana through the year

Tijuana has a clear annual cycle: average daily highs run from 17 °C in January to 25 °C in August, a swing of 8.7 °C in mean temperature across the year.

Counted across a normal year, 46 days a year reach 25 °C, 2 of them reach 30 °C. The warmest reading in the 1991–2020 record is 36 °C, in September.

Rain is strongly seasonal. February averages 76 mm against 2 mm in July — 41 times as much. Planning around the dry months matters more here than planning around temperature.

The sea off Tijuana is warmest in August at 21 °C and coldest in February at 15 °C. Sea temperature lags the air by a month or two, which is why late summer swims warmer than early summer at the same air temperature.

Month by month

Month	Avg high	Rainfall	Cloud
January	17.2 °C	62 mm	45 %
February	16.9 °C	76 mm	49 %
March	17.4 °C	54 mm	49 %
April	18.6 °C	25 mm	45 %
May	19.6 °C	11 mm	49 %
June	21.5 °C	2 mm	41 %
July	23.8 °C	2 mm	38 %
August	24.8 °C	2 mm	33 %
September	24.5 °C	4 mm	32 %
October	22.5 °C	15 mm	36 %
November	19.9 °C	23 mm	38 %
December	17.1 °C	52 mm	42 %

Temperature month by month

Month	Avg high	Avg low	Mean	Record high	Record low	Days above 25 °C	Days above 30 °C
January	17.2 °C	9.1 °C	12.7 °C	28.7 °C	1.8 °C	0	0
February	16.9 °C	9.5 °C	12.9 °C	27.9 °C	2.0 °C	0	0
March	17.4 °C	10.5 °C	13.7 °C	29.7 °C	4.5 °C	1	0
April	18.6 °C	11.8 °C	14.9 °C	30.9 °C	3.6 °C	1	0
May	19.6 °C	13.6 °C	16.3 °C	32.1 °C	7.6 °C	1	0
June	21.5 °C	15.4 °C	18.2 °C	32.4 °C	10.4 °C	2	0
July	23.8 °C	17.7 °C	20.5 °C	32.7 °C	13.0 °C	8	0
August	24.8 °C	18.6 °C	21.4 °C	31.0 °C	13.8 °C	13	0
September	24.5 °C	17.9 °C	20.8 °C	36.0 °C	12.5 °C	11	1
October	22.5 °C	15.3 °C	18.6 °C	35.9 °C	8.2 °C	6	1
November	19.9 °C	12.0 °C	15.6 °C	31.1 °C	3.9 °C	2	0
December	17.1 °C	9.2 °C	12.8 °C	26.4 °C	2.4 °C	0	0

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind	Sea temp
January	62 mm	6	10 h/day	45 %	72 %	17 km/h	15.3 °C
February	76 mm	7	11 h/day	49 %	74 %	19 km/h	15.1 °C
March	54 mm	6	12 h/day	49 %	76 %	18 km/h	15.5 °C
April	25 mm	4	13 h/day	45 %	74 %	19 km/h	16.1 °C
May	11 mm	2	14 h/day	49 %	75 %	18 km/h	17.3 °C
June	2 mm	0	14 h/day	41 %	76 %	17 km/h	18.6 °C
July	2 mm	0	14 h/day	38 %	76 %	17 km/h	20.2 °C
August	2 mm	0	13 h/day	33 %	76 %	17 km/h	21.0 °C
September	4 mm	1	12 h/day	32 %	75 %	17 km/h	20.5 °C
October	15 mm	2	11 h/day	36 %	71 %	17 km/h	19.3 °C
November	23 mm	3	10 h/day	38 %	68 %	16 km/h	17.5 °C
December	52 mm	6	10 h/day	42 %	70 %	17 km/h	16.0 °C

How Tijuana 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
Tijuana	25 °C	9.1 °C	330 mm	46
San Diego · United States	25 °C	8.8 °C	311 mm	63
Escondido · United States	29 °C	5.9 °C	412 mm	134
Ensenada · Mexico	28 °C	9.2 °C	296 mm	111
Oceanside · United States	26 °C	8.6 °C	372 mm	62

Where Tijuana ranks

Ranking	Position	Value
Places with the best weather in North America in October	6thof 50	96/100
Places with the best weather in North America year-round	6thof 50	89/100
Places with the best weather in North America in June	7thof 50	95/100
Places with the best weather in North America in July	10thof 50	92/100
Places with the best weather in North America in August	12thof 50	90/100
The driest places in North America in October	14thof 50	15 mm

Planning a trip? See the best time to visit Tijuana.

QuestionsCommon questions about Tijuana’s climate

When is the best time to visit Tijuana?

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

How hot does Tijuana get?

In August, the warmest month, daily highs average 25 °C. About 2 days a year pass 30 °C. The highest value in the 1991–2020 record is 36 °C.

How cold does it get in winter?

Nights average 9.1 °C in January, the coldest month. Freezing nights are not part of a normal year here.

Which month is wettest in Tijuana?

February, averaging 76 mm over 7 days with rain. The driest month is July with 2 mm. The year as a whole averages 330 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 Tijuana 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
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.