San José de los Olvera weather in December

In December, San José de los Olvera sees average daytime highs of 23°C and overnight lows near 8°C, with 4 mm of rain across 1.1 wet days and about 10.8 hours of daylight. It is the 11th-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near 23°C through the month. The sky is clear or mostly clear about 56% of the time in December, and the air most often feels dry.

Daylight stretches from about 10 h 48 min at the start of December to 10 h 48 min by month's end. Set against the rest of the year, December is San José de los Olvera's 3rd-clearest and 12th-windiest month. For the whole year in context, see San José de los Olvera's year-round climate.

Daytime high
23°
11th warmest
Overnight low
2nd coldest
Rainfall
4 mm
1.1 wet days
Daylight
10 h 48 min
7:15 AM – 6:01 PM
Cloud cover
39%
3rd clearest
Wind
8 km/h
12th windiest
Solar energy
4.82 kWh/m²
Travel score
8.7
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 23°C through the month.

A typical December day in San José de los Olvera reaches about 23°C in the afternoon and slips back to 8°C overnight — a 16°C spread between the day's warmth and the night's chill. On most days the high lands between 20°C and 26°C. Set against its neighbours, December runs about 1°C cooler than November and on par with January.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
1248
2248
3248
4248
5248
6248
7248
8248
9248
10248
11248
12238
13238
14238
15238
16238
17237
18237
19237
20237
21237
22237
23237
24237
25237
26237
27237
28237
29237
30237
31237

San José de los Olvera weather by month

How December compares with the rest of the year at a glance. December is the 11th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan23° / 112.410.98.3
Feb25° / 13211.38.5
Mar27° / 10°112.111.97.9
Apr29° / 13°143.212.56.3
May30° / 14°457.9135.5
Jun28° / 15°12213.413.25.5
Jul26° / 14°13016.813.15.6
Aug26° / 14°1161512.75.8
Sep25° / 14°1201412.16.1
Oct25° / 12°426.911.57.4
Nov24° / 10°132.7118.5
Dec23° / 41.110.88.7

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 56% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 14% of December, with mostly cloudy or overcast conditions the remaining 30%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17921
27822
37822
47822
57624
67624
77624
87426
97327
107327
117228
127129
137129
147030
157030
167030
176931
186832
196832
206733
216733
226634
236535
246535
256436
266337
276337
286337
296337
306337
316337

Chance of precipitation in December

Any precipitation

San José de los Olvera gets around 4 mm of rain over 1.1 wet days in December, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 4% and peaks near 5% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
13
23
32
42
52
62
72
82
92
103
113
123
133
143
153
164
174
184
194
204
215
225
235
245
255
265
275
285
295
305
315

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 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100
29100
30100
31100

Wind in December

Winds average 8 km/h in December, the calmest month.

Across December, daily wind ranges from about 8 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 10 h 48 min at the start of December to 10 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 0 minutes over December. Sunrise moves from 7:06 AM to 7:22 AM, and sunset from 5:57 PM to 6:08 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.87:065:57
210.87:075:57
310.87:075:57
410.87:085:57
510.87:095:57
610.87:095:58
710.87:105:58
810.87:105:58
910.87:115:58
1010.87:125:59
1110.87:125:59
1210.87:135:59
1310.87:136:00
1410.87:146:00
1510.87:146:00
1610.87:156:01
1710.87:166:01
1810.87:166:01
1910.87:176:02
2010.87:176:02
2110.87:186:03
2210.87:186:03
2310.87:196:04
2410.87:196:04
2510.87:196:05
2610.87:206:05
2710.87:206:06
2810.87:216:06
2910.87:216:07
3010.87:216:07
3110.87:226:08

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 4.82 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 4.82 kWh/m² to a high of 7.41 kWh/m² in April across the year — December's 4.82 kWh/m² sits near the bottom.

024151015202531
Solar energy (kWh/m²)Level
14.9Bright
24.9Bright
34.9Bright
44.9Bright
54.9Bright
64.8Bright
74.8Bright
84.8Bright
94.8Bright
104.8Bright
114.8Bright
124.8Bright
134.8Bright
144.8Bright
154.8Bright
164.8Bright
174.8Bright
184.8Bright
194.7Bright
204.8Bright
214.8Bright
224.8Bright
234.8Bright
244.8Bright
254.8Bright
264.8Bright
274.8Bright
284.8Bright
294.8Bright
304.8Bright
314.8Bright
Planning a trip in December

Hazard calendar for San José de los Olvera

In seasonPeak

None of San José de los Olvera's seasonal hazards are active in December. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

San José de los Olvera's rainy season runs June–September, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is December a good time to visit San José de los Olvera?

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

8.7
Sightseeing
1st-best month of the year
6.8
Beach & pool
6th-best month of the year

December is one of the better times to visit San José de los Olvera for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for San José de los Olvera in December

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

In December, San José de los Olvera sees daytime highs around 23°C and nights near 8°C. Worth packing: light clothes, a warm layer and sun protection.

light clothesa warm layersun protection

UV index in San José de los Olvera in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in San José de los Olvera peaks around June 13 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 at about 7 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highJun 13UV 14Dec 15UV 7
UV index (midday)Level
Jan9Very high
Feb10Extreme
Mar13Extreme
Apr13Extreme
May13Extreme
Jun14Extreme
Jul12Extreme
Aug13Extreme
Sep11Extreme
Oct11Extreme
Nov8Very high
Dec7Very high

Air quality in San José de los Olvera 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 San José de los Olvera is worst in May — around 24 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateMay 1323 µg/m³Oct 1516 µg/m³
PM2.5 (µg/m³)Level
Jan22Moderate
Feb22Moderate
Mar19Moderate
Apr22Moderate
May24Moderate
Jun18Moderate
Jul22Moderate
Aug18Moderate
Sep18Moderate
Oct16Moderate
Nov19Moderate
Dec22Moderate
Location & terrain

Where is San José de los Olvera?

San José de los Olvera sits at 20.6°N, 100.4°W, 1,857 m above sea level, in Mexico. The nearest listed city is Venceremos, 2.0 km away.

Topography around San José de los Olvera

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of San José de los Olvera.

Within 3 km, the terrain around San José de los Olvera has only modest variations in elevation — a maximum elevation change of 191 m around an average of 1,847 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 655 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,983 m.

The land around San José de los Olvera is covered by artificial surfaces (73%) within 3 km, shrubs (33%) and artificial surfaces (26%) within 16 km, and shrubs (40%) and cropland (29%) within 80 km.

3 km
191 m
16 km
655 m
80 km
1,983 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Venceremos 2.0 km · El Pueblito 3.0 km · Santiago de Querétaro 5.0 km · Santa Rosa Jáuregui 21 km · Apaseo el Alto 24 km · Apaseo el Grande 28 km · Comonfort 41 km · Celaya 42 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 San José de los Olvera (20.5526°, -100.4151°, elevation 1,857 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. 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).