Zacapu weather in December

In December, Zacapu sees average daytime highs of 21°C and overnight lows near 6°C, with 13 mm of rain across 2.6 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 21°C through the month. The sky is clear or mostly clear about 47% of the time in December, and the air most often feels dry.

Daylight stretches from about 10 h 54 min at the start of December to 10 h 48 min by month's end. Set against the rest of the year, December is Zacapu's 5th-clearest and 6th-windiest month. For the whole year in context, see Zacapu's year-round climate.

Daytime high
21°
11th warmest
Overnight low
2nd coldest
Rainfall
13 mm
2.6 wet days
Daylight
10 h 48 min
7:19 AM – 6:08 PM
Cloud cover
44%
5th clearest
Wind
5 km/h
6th windiest
Solar energy
4.8 kWh/m²
Travel score
7.8
out of 10

Zacapu is municipal seat of Zacapu, State of Michoacán, Mexico.

Founded
1548

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 21°C through the month.

A typical December day in Zacapu reaches about 21°C in the afternoon and slips back to 6°C overnight — a 14°C spread between the day's warmth and the night's chill. On most days the high lands between 18°C and 23°C. Set against its neighbours, December runs about 1°C cooler than November and on par with January.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
1217
2217
3217
4217
5217
6217
7217
8217
9217
10217
11217
12217
13216
14216
15216
16216
17216
18216
19216
20216
21216
22216
23206
24206
25206
26206
27206
28206
29206
30206
31206

Zacapu 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
Jan21° / 25410.97.6
Feb22° / 213.811.38.1
Mar24° / 213.911.98.4
Apr26° / 10°19512.47.6
May26° / 12°8413.412.96.3
Jun24° / 13°24421.913.24.8
Jul22° / 12°35628.613.13.8
Aug22° / 12°32727.312.73.9
Sep22° / 12°28823.912.14.3
Oct22° / 10°11814.111.55.9
Nov22° / 386.511.17.4
Dec21° / 132.610.87.8

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 47% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 19% of December, with mostly cloudy or overcast conditions the remaining 34%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17426
27426
37327
47327
57327
67228
77030
87030
96931
106931
116733
126634
136634
146535
156535
166436
176436
186436
196337
206238
216238
226139
236139
246139
256139
266139
276040
286040
296040
306139
316139

Chance of precipitation in December

Any precipitation

Zacapu gets around 13 mm of rain over 2.6 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 9% and peaks near 10% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
110
210
39
49
58
68
78
88
98
108
118
129
139
149
159
169
179
189
199
209
219
229
239
249
259
269
279
289
299
309
319

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 5 km/h in December.

Across December, daily wind ranges from about 5 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 10 h 54 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 shrink by about 6 minutes over December. Sunrise moves from 7:10 AM to 7:26 AM, and sunset from 6:04 PM to 6:15 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.97:106:04
210.97:116:04
310.97:126:04
410.97:126:04
510.97:136:04
610.97:136:04
710.87:146:05
810.87:156:05
910.87:156:05
1010.87:166:06
1110.87:166:06
1210.87:176:06
1310.87:176:06
1410.87:186:07
1510.87:196:07
1610.87:196:08
1710.87:206:08
1810.87:206:08
1910.87:216:09
2010.87:216:09
2110.87:226:10
2210.87:226:10
2310.87:236:11
2410.87:236:11
2510.87:236:12
2610.87:246:12
2710.87:246:13
2810.87:256:13
2910.87:256:14
3010.87:256:14
3110.87:266:15

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 4.8 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 4.8 kWh/m² to a high of 7.35 kWh/m² in April across the year — December's 4.8 kWh/m² sits near the bottom.

024151015202531
Solar energy (kWh/m²)Level
14.9Bright
24.9Bright
34.8Bright
44.8Bright
54.8Bright
64.8Bright
74.8Bright
84.8Bright
94.8Bright
104.8Bright
114.8Bright
124.8Bright
134.7Bright
144.7Bright
154.7Bright
164.7Bright
174.7Bright
184.7Bright
194.7Bright
204.7Bright
214.7Bright
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 Zacapu

In seasonPeak

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

Zacapu's monsoon runs June–September, when most of the year's rain falls.

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

Is December a good time to visit Zacapu?

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

7.8
Sightseeing
3rd-best month of the year
4.6
Beach & pool
6th-best month of the year

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

What to pack for Zacapu in December

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

In December, Zacapu sees daytime highs around 21°C and nights near 6°C. Worth packing: a warm layer and sun protection.

a warm layersun protection

UV index in Zacapu 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 Zacapu 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
Feb11Extreme
Mar14Extreme
Apr13Extreme
May13Extreme
Jun14Extreme
Jul12Extreme
Aug13Extreme
Sep11Extreme
Oct11Extreme
Nov8Very high
Dec7Very high

Air quality in Zacapu 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 Zacapu is worst in May — around 32 µg/m³ PM2.5 (moderate), about 2.5× the cleanest month (February, 13 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateMay 1031 µg/m³Feb 1613 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb13Moderate
Mar15Moderate
Apr31Moderate
May32Moderate
Jun17Moderate
Jul16Moderate
Aug15Moderate
Sep16Moderate
Oct15Moderate
Nov15Moderate
Dec18Moderate
Location & terrain

Where is Zacapu?

Zacapu sits at 19.8°N, 101.8°W, 1,982 m above sea level, in Mexico. The nearest listed city is Purépero de Echáiz, 25 km away.

Topography around Zacapu

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

Within 3 km, the terrain around Zacapu has only modest variations in elevation — a maximum elevation change of 207 m around an average of 2,027 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,493 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,428 m.

The land around Zacapu is covered by trees (32%), artificial surfaces (24%) and grassland (22%) within 3 km, trees (40%), grassland (28%) and cropland (26%) within 16 km, and trees (45%) and cropland (23%) within 80 km.

3 km
207 m
16 km
1,493 m
80 km
3,428 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Purépero de Echáiz 25 km · Paracho de Verduzco 33 km · Pátzcuaro 39 km · Puruándiro 42 km · Tangancícuaro de Arista 44 km · Uruapan 52 km · Zamora de Hidalgo 55 km · Jacona de Plancarte 56 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 Zacapu (19.8152°, -101.792°, elevation 1,982 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).