Sombrerete weather in December

In December, Sombrerete sees average daytime highs of 18°C and overnight lows near 4°C, with 9 mm of precipitation across 1.8 wet days and about 10.6 hours of daylight. It is the 11th-warmest and 11th-wettest month of the year here.

Highs ease over the month, from about 19°C in the first days to 18°C by the end. The sky is clear or mostly clear about 52% of the time in December, and the air most often feels dry.

Daylight stretches from about 10 h 36 min at the start of December to 10 h 36 min by month's end. Set against the rest of the year, December is Sombrerete's 5th-clearest and 5th-windiest month. For the whole year in context, see Sombrerete's year-round climate.

Daytime high: 18°; 11th warmest
Overnight low: 4°; 2nd coldest
Precipitation: 9 mm; 1.8 wet days
Daylight: 10 h 36 min; 7:34 AM – 6:07 PM
Cloud cover: 42%; 5th clearest
Wind: 10 km/h; 5th windiest
Solar energy: 4.6 kWh/m²
Travel score: 7.4; out of 10

Sombrerete is town in Sombrerete Municipality, Zacatecas, Mexico.

Founded: 1555

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

← November Sombrerete year-round climate January →Best places to visit in December

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

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 19°C in the first days to 18°C by the end.

A typical December day in Sombrerete reaches about 18°C in the afternoon and slips back to 4°C overnight — a 15°C spread between the day's warmth and the night's chill. On most days the high lands between 15°C and 22°C. Set against its neighbours, December runs about 2°C cooler than November and on par with January.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30	31
Avg high (°C)	20	20	19	19	19	19	19	19	19	19	19	19	19	18	18	18	18	18	18	18	18	18	18	18	18	18	18	18	18	18	18
Avg low (°C)	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3

	Avg high (°C)	Avg low (°C)
1	20	4
2	20	4
3	19	4
4	19	4
5	19	4
6	19	4
7	19	4
8	19	4
9	19	4
10	19	4
11	19	4
12	19	4
13	19	4
14	18	4
15	18	4
16	18	4
17	18	3
18	18	3
19	18	3
20	18	3
21	18	3
22	18	3
23	18	3
24	18	3
25	18	3
26	18	3
27	18	3
28	18	3
29	18	3
30	18	3
31	18	3

How December really feels in Sombrerete

Once humidity and wind are folded in, December averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C

heat index over the day's high

Days feeling ≤ 0°C

wind chill below the day's low

December sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Sombrerete weather by month

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

Month	High / Low (°C)	Rainfall (mm)	Wet days	Daylight (hours)	Travel score
Jan	18° / 3°	17	2.7	10.7	7.2
Feb	20° / 5°	11	2.1	11.2	7.8
Mar	22° / 6°	11	2	11.8	8.4
Apr	25° / 9°	7	1.8	12.5	8.4
May	27° / 12°	19	4.7	13.1	7.6
Jun	27° / 14°	81	10.3	13.4	6.6
Jul	24° / 13°	144	15.4	13.3	6.2
Aug	24° / 13°	113	14.9	12.8	6.2
Sep	23° / 12°	117	14.3	12.1	6.1
Oct	22° / 9°	37	5.4	11.4	7.7
Nov	21° / 6°	14	2.6	10.9	8.0
Dec	18° / 4°	9	1.8	10.6	7.4

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 52% 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%.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30	31
Clearer (%)	69	68	67	66	66	66	65	65	65	65	65	65	66	66	66	66	65	66	66	66	66	66	66	65	65	65	64	64	64	64	64
Cloudier (%)	31	32	33	34	34	34	35	35	35	35	35	35	34	34	34	34	35	34	34	34	34	34	34	35	35	35	36	36	36	36	36

	Clearer (%)	Cloudier (%)
1	69	31
2	68	32
3	67	33
4	66	34
5	66	34
6	66	34
7	65	35
8	65	35
9	65	35
10	65	35
11	65	35
12	65	35
13	66	34
14	66	34
15	66	34
16	66	34
17	65	35
18	66	34
19	66	34
20	66	34
21	66	34
22	66	34
23	66	34
24	65	35
25	65	35
26	65	35
27	64	36
28	64	36
29	64	36
30	64	36
31	64	36

Chance of precipitation in December

Any precipitation

Sombrerete gets around 9 mm of rain and snow over 1.8 wet days in December. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 6% and peaks near 7% on the wettest days, and about 0 day brings snow.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30	31
Rain chance (%)	6	6	6	6	6	6	6	6	6	6	5	5	5	5	5	5	6	6	6	6	6	6	6	6	6	6	6	7	7	7	7

	Rain chance (%)
1	6
2	6
3	6
4	6
5	6
6	6
7	6
8	6
9	6
10	6
11	5
12	5
13	5
14	5
15	5
16	5
17	6
18	6
19	6
20	6
21	6
22	6
23	6
24	6
25	6
26	6
27	6
28	7
29	7
30	7
31	7

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.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30	31
Dry (%)	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100

	Dry (%)
1	100
2	100
3	100
4	100
5	100
6	100
7	100
8	100
9	100
10	100
11	100
12	100
13	100
14	100
15	100
16	100
17	100
18	100
19	100
20	100
21	100
22	100
23	100
24	100
25	100
26	100
27	100
28	100
29	100
30	100
31	100

Wind in December

Winds average 10 km/h in December.

Across December, daily wind ranges from about 10 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30	31
Wind speed (km/h)	10	10	10	10	10	10	10	10	10	10	10	10	10	10	10	10	10	10	10	10	10	11	11	11	11	11	11	11	11	11	11
Feels	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm

	Wind speed (km/h)	Feels
1	10	calm
2	10	calm
3	10	calm
4	10	calm
5	10	calm
6	10	calm
7	10	calm
8	10	calm
9	10	calm
10	10	calm
11	10	calm
12	10	calm
13	10	calm
14	10	calm
15	10	calm
16	10	calm
17	10	calm
18	10	calm
19	10	calm
20	10	calm
21	10	calm
22	11	calm
23	11	calm
24	11	calm
25	11	calm
26	11	calm
27	11	calm
28	11	calm
29	11	calm
30	11	calm
31	11	calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 10 h 36 min at the start of December to 10 h 36 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 7:25 AM to 7:41 AM, and sunset from 6:04 PM to 6:15 PM.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30	31
Daylight (h)	10.6	10.6	10.6	10.6	10.6	10.6	10.6	10.6	10.6	10.6	10.6	10.6	10.6	10.6	10.6	10.6	10.5	10.5	10.5	10.5	10.5	10.5	10.5	10.5	10.5	10.5	10.5	10.6	10.6	10.6	10.6
Sunrise (AM)	7:25	7:26	7:26	7:27	7:28	7:28	7:29	7:29	7:30	7:31	7:31	7:32	7:33	7:33	7:34	7:34	7:35	7:35	7:36	7:36	7:37	7:37	7:38	7:38	7:39	7:39	7:39	7:40	7:40	7:41	7:41
Sunset (PM)	6:04	6:04	6:04	6:04	6:04	6:04	6:05	6:05	6:05	6:05	6:06	6:06	6:06	6:07	6:07	6:07	6:08	6:08	6:08	6:09	6:09	6:10	6:10	6:11	6:11	6:12	6:12	6:13	6:13	6:14	6:15

	Daylight (h)	Sunrise (AM)	Sunset (PM)
1	10.6	7:25	6:04
2	10.6	7:26	6:04
3	10.6	7:26	6:04
4	10.6	7:27	6:04
5	10.6	7:28	6:04
6	10.6	7:28	6:04
7	10.6	7:29	6:05
8	10.6	7:29	6:05
9	10.6	7:30	6:05
10	10.6	7:31	6:05
11	10.6	7:31	6:06
12	10.6	7:32	6:06
13	10.6	7:33	6:06
14	10.6	7:33	6:07
15	10.6	7:34	6:07
16	10.6	7:34	6:07
17	10.5	7:35	6:08
18	10.5	7:35	6:08
19	10.5	7:36	6:08
20	10.5	7:36	6:09
21	10.5	7:37	6:09
22	10.5	7:37	6:10
23	10.5	7:38	6:10
24	10.5	7:38	6:11
25	10.5	7:39	6:11
26	10.5	7:39	6:12
27	10.5	7:39	6:12
28	10.6	7:40	6:13
29	10.6	7:40	6:13
30	10.6	7:41	6:14
31	10.6	7:41	6:15

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 4.6 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 4.6 kWh/m² to a high of 7.75 kWh/m² in May across the year — December's 4.6 kWh/m² sits near the bottom.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30	31
Solar energy (kWh/m²)	4.7	4.7	4.7	4.7	4.6	4.6	4.6	4.6	4.6	4.6	4.6	4.6	4.5	4.5	4.5	4.5	4.5	4.5	4.5	4.5	4.5	4.6	4.6	4.6	4.6	4.6	4.6	4.6	4.6	4.6	4.6
Level	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright

	Solar energy (kWh/m²)	Level
1	4.7	Bright
2	4.7	Bright
3	4.7	Bright
4	4.7	Bright
5	4.6	Bright
6	4.6	Bright
7	4.6	Bright
8	4.6	Bright
9	4.6	Bright
10	4.6	Bright
11	4.6	Bright
12	4.6	Bright
13	4.5	Bright
14	4.5	Bright
15	4.5	Bright
16	4.5	Bright
17	4.5	Bright
18	4.5	Bright
19	4.5	Bright
20	4.5	Bright
21	4.5	Bright
22	4.6	Bright
23	4.6	Bright
24	4.6	Bright
25	4.6	Bright
26	4.6	Bright
27	4.6	Bright
28	4.6	Bright
29	4.6	Bright
30	4.6	Bright
31	4.6	Bright

Planning a trip in December

Hazard calendar for Sombrerete

In seasonPeak

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

Sombrerete'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 Sombrerete?

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

7.4

Sightseeing

7th-best month of the year

2.8

Beach & pool

11th-best month of the year

December is one of the better times to visit Sombrerete for general sightseeing.

What to pack for Sombrerete in December

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

In December, Sombrerete sees daytime highs around 18°C and nights near 4°C. Worth packing: a warm layer and sun protection.

a warm layersun protection

UV index in Sombrerete 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 Sombrerete peaks around May 19 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 at about 7 (high).

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

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
UV index (midday)	7	10	12	14	14	14	13	14	13	10	7	7
Level	High	Very high	Extreme	Extreme	Extreme	Extreme	Extreme	Extreme	Extreme	Very high	Very high	High

	UV index (midday)	Level
Jan	7	High
Feb	10	Very high
Mar	12	Extreme
Apr	14	Extreme
May	14	Extreme
Jun	14	Extreme
Jul	13	Extreme
Aug	14	Extreme
Sep	13	Extreme
Oct	10	Very high
Nov	7	Very high
Dec	7	High

Location & terrain

Where is Sombrerete?

Sombrerete sits at 23.6°N, 103.6°W, 2,381 m above sea level, in Mexico. The nearest listed city is Vicente Guerrero, 37 km away.

Topography around Sombrerete

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

Within 3 km, the terrain around Sombrerete has significant variations in elevation — a maximum elevation change of 348 m around an average of 2,371 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,029 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,755 m.

The land around Sombrerete is covered by shrubs (37%) and grassland (37%) within 3 km, cropland (42%), shrubs (32%) and grassland (21%) within 16 km, and shrubs (46%) and cropland (30%) within 80 km.

3 km

348 m

shrubs 37%

16 km

1,029 m

cropland 42%

80 km

1,755 m

shrubs 46%

treesshrubsgrasslandcroplandartificial surfacesbare terrain

← November Sombrerete year-round climate January →Best places to visit in December

December weather nearby: Vicente Guerrero 37 km · Río Grande 66 km · Juan Aldama 78 km · Fresnillo 94 km · Guadalupe Victoria 103 km · Victoria de Durango 112 km · Víctor Rosales 122 km · Jerez de García Salinas 128 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

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 Sombrerete (23.6314°, -103.6413°, elevation 2,381 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).

	Avg high (°C)	Avg low (°C)
1	20	4
2	20	4
3	19	4
4	19	4
5	19	4
6	19	4
7	19	4
8	19	4
9	19	4
10	19	4
11	19	4
12	19	4
13	19	4
14	18	4
15	18	4
16	18	4
17	18	3
18	18	3
19	18	3
20	18	3
21	18	3
22	18	3
23	18	3
24	18	3
25	18	3
26	18	3
27	18	3
28	18	3
29	18	3
30	18	3
31	18	3

	Clearer (%)	Cloudier (%)
1	69	31
2	68	32
3	67	33
4	66	34
5	66	34
6	66	34
7	65	35
8	65	35
9	65	35
10	65	35
11	65	35
12	65	35
13	66	34
14	66	34
15	66	34
16	66	34
17	65	35
18	66	34
19	66	34
20	66	34
21	66	34
22	66	34
23	66	34
24	65	35
25	65	35
26	65	35
27	64	36
28	64	36
29	64	36
30	64	36
31	64	36

	Rain chance (%)
1	6
2	6
3	6
4	6
5	6
6	6
7	6
8	6
9	6
10	6
11	5
12	5
13	5
14	5
15	5
16	5
17	6
18	6
19	6
20	6
21	6
22	6
23	6
24	6
25	6
26	6
27	6
28	7
29	7
30	7
31	7

	Dry (%)
1	100
2	100
3	100
4	100
5	100
6	100
7	100
8	100
9	100
10	100
11	100
12	100
13	100
14	100
15	100
16	100
17	100
18	100
19	100
20	100
21	100
22	100
23	100
24	100
25	100
26	100
27	100
28	100
29	100
30	100
31	100

	Avg high (°C)	Avg low (°C)
1	20	4
2	20	4
3	19	4
4	19	4
5	19	4
6	19	4
7	19	4
8	19	4
9	19	4
10	19	4
11	19	4
12	19	4
13	19	4
14	18	4
15	18	4
16	18	4
17	18	3
18	18	3
19	18	3
20	18	3
21	18	3
22	18	3
23	18	3
24	18	3
25	18	3
26	18	3
27	18	3
28	18	3
29	18	3
30	18	3
31	18	3

	Clearer (%)	Cloudier (%)
1	69	31
2	68	32
3	67	33
4	66	34
5	66	34
6	66	34
7	65	35
8	65	35
9	65	35
10	65	35
11	65	35
12	65	35
13	66	34
14	66	34
15	66	34
16	66	34
17	65	35
18	66	34
19	66	34
20	66	34
21	66	34
22	66	34
23	66	34
24	65	35
25	65	35
26	65	35
27	64	36
28	64	36
29	64	36
30	64	36
31	64	36

	Rain chance (%)
1	6
2	6
3	6
4	6
5	6
6	6
7	6
8	6
9	6
10	6
11	5
12	5
13	5
14	5
15	5
16	5
17	6
18	6
19	6
20	6
21	6
22	6
23	6
24	6
25	6
26	6
27	6
28	7
29	7
30	7
31	7

	Dry (%)
1	100
2	100
3	100
4	100
5	100
6	100
7	100
8	100
9	100
10	100
11	100
12	100
13	100
14	100
15	100
16	100
17	100
18	100
19	100
20	100
21	100
22	100
23	100
24	100
25	100
26	100
27	100
28	100
29	100
30	100
31	100

	Avg high (°C)	Avg low (°C)
1	20	4
2	20	4
3	19	4
4	19	4
5	19	4
6	19	4
7	19	4
8	19	4
9	19	4
10	19	4
11	19	4
12	19	4
13	19	4
14	18	4
15	18	4
16	18	4
17	18	3
18	18	3
19	18	3
20	18	3
21	18	3
22	18	3
23	18	3
24	18	3
25	18	3
26	18	3
27	18	3
28	18	3
29	18	3
30	18	3
31	18	3

	Clearer (%)	Cloudier (%)
1	69	31
2	68	32
3	67	33
4	66	34
5	66	34
6	66	34
7	65	35
8	65	35
9	65	35
10	65	35
11	65	35
12	65	35
13	66	34
14	66	34
15	66	34
16	66	34
17	65	35
18	66	34
19	66	34
20	66	34
21	66	34
22	66	34
23	66	34
24	65	35
25	65	35
26	65	35
27	64	36
28	64	36
29	64	36
30	64	36
31	64	36

	Rain chance (%)
1	6
2	6
3	6
4	6
5	6
6	6
7	6
8	6
9	6
10	6
11	5
12	5
13	5
14	5
15	5
16	5
17	6
18	6
19	6
20	6
21	6
22	6
23	6
24	6
25	6
26	6
27	6
28	7
29	7
30	7
31	7

	Dry (%)
1	100
2	100
3	100
4	100
5	100
6	100
7	100
8	100
9	100
10	100
11	100
12	100
13	100
14	100
15	100
16	100
17	100
18	100
19	100
20	100
21	100
22	100
23	100
24	100
25	100
26	100
27	100
28	100
29	100
30	100
31	100