Tijuana weather in December

In December, Tijuana sees average daytime highs of 16°C and overnight lows near 11°C, with 50 mm of rain across 5.7 wet days and about 9.9 hours of daylight. It is the 9th-warmest and 4th-wettest month of the year here.

Day-to-day highs hold fairly steady near 16°C through the month. The sky is clear or mostly clear about 53% of the time in December, and the air most often feels dry.

Daylight stretches from about 10 hours at the start of December to 9 h 54 min by month's end. Set against the rest of the year, December is Tijuana's 9th-clearest and 6th-windiest month. For the whole year in context, see Tijuana's year-round climate.

Daytime high
16°
9th warmest
Overnight low
11°
3rd coldest
Rainfall
50 mm
5.7 wet days
Daylight
9 h 54 min
6:48 AM – 4:40 PM
Cloud cover
41%
9th clearest
Wind
10 km/h
6th windiest
Solar energy
3.16 kWh/m²
Travel score
6.0
out of 10

Tijuana is municipal seat of Tijuana, State of Baja California, Mexico.

Air quality
Elevated
PM2.5 20.5 µg/m³ · 2018
Density
3,018/km²
people per km²
Founded
1889

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 16°C through the month.

A typical December day in Tijuana reaches about 16°C in the afternoon and slips back to 11°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 13°C and 19°C. Set against its neighbours, December runs about 2°C cooler than November and on par with January.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
11712
21712
31712
41712
51712
61712
71712
81712
91712
101712
111611
121611
131611
141611
151611
161611
171611
181611
191611
201611
211611
221611
231611
241611
251611
261611
271611
281611
291611
301611
311611

Tijuana weather by month

How December compares with the rest of the year at a glance. December is the 9th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan16° / 11°636.110.15.8
Feb16° / 11°79710.85.4
Mar16° / 12°535.911.85.8
Apr17° / 13°254.212.86.7
May18° / 14°112.113.67.5
Jun20° / 16°20.414.18.3
Jul22° / 18°20.413.98.8
Aug23° / 19°10.313.29.2
Sep23° / 18°40.812.29.0
Oct21° / 16°152.411.28.3
Nov19° / 14°263.610.37.4
Dec16° / 11°505.79.96.0

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 53% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 13% of December, with mostly cloudy or overcast conditions the remaining 34%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16733
26733
36634
46634
56634
66535
76535
86535
96634
106634
116634
126634
136634
146634
156634
166634
176634
186634
196634
206634
216634
226634
236634
246535
256634
266634
276634
286535
296535
306634
316535

Chance of precipitation in December

Any precipitation

Tijuana gets around 50 mm of rain over 5.7 wet days in December. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 19% and peaks near 20% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
117
217
318
418
518
618
718
819
919
1019
1119
1220
1320
1420
1520
1620
1720
1820
1920
2019
2119
2219
2319
2419
2519
2619
2719
2819
2919
3019
3120

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

Most of December feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, December lands in the dry band about 97% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
1946
2946
3946
4946
5946
6946
7946
8946
9955
10955
11955
12964
13964
14973
15973
16982
17982
18982
19991
20991
21991
22991
23991
24991
25991
26991
27991
28991
29991
30991
31991

Wind in December

Winds average 10 km/h in December.

Across December, daily wind ranges from about 9 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 10 hours at the start of December to 9 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over December. Sunrise moves from 6:37 AM to 6:54 AM, and sunset from 4:38 PM to 4:48 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.06:374:38
210.06:384:38
310.06:394:38
410.06:404:38
510.06:404:38
610.06:414:38
79.96:424:38
89.96:434:39
99.96:434:39
109.96:444:39
119.96:454:39
129.96:454:39
139.96:464:40
149.96:474:40
159.96:474:40
169.96:484:40
179.96:494:41
189.96:494:41
199.96:504:42
209.96:504:42
219.96:514:42
229.96:514:43
239.96:524:43
249.96:524:44
259.96:524:44
269.96:534:45
279.96:534:45
289.96:544:46
299.96:544:47
309.96:544:47
319.96:544:48

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 3.16 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 3.16 kWh/m² to a high of 7.97 kWh/m² in June across the year — December's 3.16 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.3Moderate
23.3Moderate
33.2Moderate
43.2Moderate
53.2Moderate
63.2Moderate
73.1Moderate
83.1Moderate
93.1Moderate
103.1Moderate
113.1Moderate
123.1Moderate
133.1Moderate
143.1Moderate
153.1Moderate
163.1Moderate
173.1Moderate
183.1Moderate
193.1Moderate
203.1Moderate
213.1Moderate
223.1Moderate
233.1Moderate
243.1Moderate
253.1Moderate
263.2Moderate
273.2Moderate
283.2Moderate
293.2Moderate
303.2Moderate
313.2Moderate
Planning a trip in December

Is December a good time to visit Tijuana?

Our two travel scores rate December for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

6.0
Sightseeing
9th-best month of the year
1.0
Beach & pool
9th-best month of the year

December is a reasonable time to visit Tijuana for sightseeing.

What to pack for Tijuana in December

From December's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In December, Tijuana sees daytime highs around 16°C and nights near 11°C. Worth packing: a warm layer. About 6 days see rain.

a warm layer

Sea temperature near Tijuana in December

The nearest coast averages about 16°C in December — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 18 km away) is warmest in August at about 21°C and coldest in February near 15°C.

It's comfortable for a long swim from Jul 13 to Sep 28 — about 2.6 months when the water holds above 20°C.

14°16°18°20°22°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingcomfortable to swim
Sea temperature (°C)Comfort
Jan15Cool
Feb15Cool
Mar16Cool
Apr16Cool
May17Cool
Jun19Cool
Jul20Refreshing
Aug21Refreshing
Sep21Refreshing
Oct19Cool
Nov18Cool
Dec16Cool

UV index in Tijuana in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 3 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Tijuana peaks around June 23 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 17 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateJun 23UV 11Dec 17UV 3
UV index (midday)Level
Jan4Moderate
Feb5Moderate
Mar5High
Apr8Very high
May8Very high
Jun11Extreme
Jul11Extreme
Aug10Extreme
Sep8Very high
Oct6High
Nov4Moderate
Dec3Moderate

Air quality in Tijuana in December

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where December falls, not just the annual average.

Air quality in Tijuana is worst in October — around 54 µg/m³ PM2.5 (poor), about 5.4× the cleanest month (May, 10 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Tijuana's WHO annual average of 20.5 µg/m³.

0204060JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModeratePoorModerateOct 1650 µg/m³May 1710 µg/m³
PM2.5 (µg/m³)Level
Jan18Moderate
Feb17Moderate
Mar16Moderate
Apr15Moderate
May10Good
Jun14Moderate
Jul13Moderate
Aug14Moderate
Sep26Moderate
Oct54Poor
Nov21Moderate
Dec28Moderate
Location & terrain

Where is Tijuana?

Tijuana sits at 32.5°N, 117.0°W, 97 m above sea level, in Mexico. The nearest listed city is La Joya, 7.0 km away.

Topography around Tijuana

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Tijuana.

Within 3 km, the terrain around Tijuana has significant variations in elevation — a maximum elevation change of 302 m around an average of 121 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 817 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,936 m.

The land around Tijuana is covered by artificial surfaces (84%) within 3 km, artificial surfaces (43%) and grassland (26%) within 16 km, and water (33%) and shrubs (29%) within 80 km.

3 km
302 m
16 km
817 m
80 km
1,936 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: La Joya 7.0 km · Pórticos de San Antonio 7.0 km · Villa del Prado 2da Sección 9.0 km · Las Delicias 12 km · Imperial Beach 14 km · Rosarito 16 km · Terrazas del Valle 17 km · Chula Vista 17 km

Mexico travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type A / B
120 / 127 V · 60 Hz
Prices
≈ 54% of US
price level, 2025
GDP per capita
$13,889
2025
Happiness
7.0 / 10
World Happiness, 2025
Safe drinking water
43%
of population, 2024
Homicide rate
24.9
per 100k, 2023
Road deaths
12.8
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Very low
EF EPI 440
Religion
Catholic 78%no religion 11%other Evangelical Churches 8%Jehovah Witness 1%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Tijuana (32.5027°, -117.0037°, elevation 97 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).