Arcelia weather in December

In December, Arcelia sees average daytime highs of 32°C and overnight lows near 18°C, with 3 mm of rain across 0.6 wet days and about 10.9 hours of daylight. It is the 7th-warmest and 10th-wettest month of the year here.

Day-to-day highs hold fairly steady near 32°C through the month. The sky is clear or mostly clear about 70% of the time in December, and the air most often feels dry.

Daylight stretches from about 11 hours at the start of December to 10 h 54 min by month's end. Set against the rest of the year, December is Arcelia's 4th-clearest and 6th-windiest month. For the whole year in context, see Arcelia's year-round climate.

Daytime high
32°
7th warmest
Overnight low
18°
2nd coldest
Rainfall
3 mm
0.6 wet days
Daylight
10 h 54 min
7:10 AM – 6:04 PM
Cloud cover
28%
4th clearest
Wind
5 km/h
6th windiest
Solar energy
5.02 kWh/m²
Travel score
5.5
out of 10

Arcelia is municipal seat of Arcelia, State of Guerrero, Mexico.

Founded
1893

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 32°C through the month.

A typical December day in Arcelia reaches about 32°C in the afternoon and slips back to 18°C overnight — a 13°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 34°C. Set against its neighbours, December runs on par with November and on par with January.

10°15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13219
23219
33219
43218
53218
63218
73218
83218
93218
103218
113218
123218
133218
143218
153218
163218
173218
183218
193218
203118
213118
223118
233118
243118
253118
263118
273118
283118
293118
303118
313118

How December really feels in Arcelia

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
0
heat index over the day's high
Days feeling ≤ C
0
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.

Arcelia weather by month

How December compares with the rest of the year at a glance. December is the 7th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 18°70.7115.5
Feb33° / 20°50.511.44.5
Mar35° / 22°20.411.93.2
Apr37° / 24°10.112.41.9
May37° / 24°234.312.81.6
Jun34° / 23°17419.713.12.4
Jul32° / 22°21521.9133.0
Aug31° / 22°22824.312.62.9
Sep30° / 22°26024.512.13.1
Oct31° / 21°11514.611.64.1
Nov32° / 19°163.211.15.1
Dec32° / 18°30.610.95.5

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 70% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 12% of December, with mostly cloudy or overcast conditions the remaining 19%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18614
28614
38614
48713
58614
68614
78614
88515
98515
108416
118416
128317
138218
148119
158119
168020
178020
188020
197921
207822
217822
227822
237723
247723
257822
267822
277822
287822
297822
307822
317822

Chance of precipitation in December

Any precipitation

Arcelia gets around 3 mm of rain over 0.6 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 2% and peaks near 4% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
14
23
33
43
53
62
72
82
92
102
112
122
132
142
152
162
172
182
192
202
212
222
232
242
252
262
271
281
291
301
311

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 75% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
15532112
25731102
35830102
4612991
5632791
6652681
7662581
8682471
9702370
10712270
11722170
12732160
13742060
14751960
15761860
16771850
17781750
18781750
19791650
20801640
21811540
22811540
23821530
24821530
25841420
26841420
27841420
28861310
29861310
30861310
31871210

Wind in December

Winds average 5 km/h in December.

Across December, daily wind ranges from about 4 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
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 11 hours at the start of December to 10 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 7:02 AM to 7:17 AM, and sunset from 6:00 PM to 6:12 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.07:026:00
211.07:026:00
311.07:036:01
411.07:036:01
511.07:046:01
610.97:046:01
710.97:056:01
810.97:066:02
910.97:066:02
1010.97:076:02
1110.97:076:03
1210.97:086:03
1310.97:086:03
1410.97:096:04
1510.97:106:04
1610.97:106:04
1710.97:116:05
1810.97:116:05
1910.97:126:06
2010.97:126:06
2110.97:136:07
2210.97:136:07
2310.97:146:08
2410.97:146:08
2510.97:146:09
2610.97:156:09
2710.97:156:10
2810.97:166:10
2910.97:166:11
3010.97:166:11
3110.97:176:12

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.02 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 5.02 kWh/m² to a high of 7.47 kWh/m² in April across the year — December's 5.02 kWh/m² sits near the bottom.

0246151015202531
Solar energy (kWh/m²)Level
15.1Bright
25.1Bright
35.1Bright
45.1Bright
55.1Bright
65.1Bright
75.0Bright
85.0Bright
95.0Bright
105.0Bright
115.0Bright
125.0Bright
135.0Bright
145.0Bright
155.0Bright
165.0Bright
174.9Bright
184.9Bright
194.9Bright
204.9Bright
214.9Bright
225.0Bright
235.0Bright
245.0Bright
255.0Bright
265.0Bright
275.0Bright
285.0Bright
295.0Bright
305.0Bright
315.1Bright
Planning a trip in December

Hazard calendar for Arcelia

In seasonPeak

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

Arcelia'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 Arcelia?

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

5.5
Sightseeing
1st-best month of the year
8.4
Beach & pool
1st-best month of the year

December is a reasonable time to visit Arcelia for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Arcelia in December

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

In December, Arcelia sees daytime highs around 32°C and nights near 18°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

UV index in Arcelia 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 Arcelia peaks around March 22 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 14 at about 7 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highHighMar 22UV 13Dec 14UV 7
UV index (midday)Level
Jan9Very high
Feb11Extreme
Mar13Extreme
Apr12Extreme
May10Extreme
Jun12Extreme
Jul11Extreme
Aug11Extreme
Sep10Extreme
Oct9Very high
Nov8Very high
Dec7High

Air quality in Arcelia 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 Arcelia is worst in May — around 42 µg/m³ PM2.5 (poor), about 4.5× the cleanest month (February, 9 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateModerateMay 1540 µg/m³Feb 1810 µg/m³
PM2.5 (µg/m³)Level
Jan12Good
Feb9Good
Mar11Good
Apr26Moderate
May42Poor
Jun15Moderate
Jul14Moderate
Aug13Moderate
Sep14Moderate
Oct17Moderate
Nov15Moderate
Dec13Moderate
Location & terrain

Where is Arcelia?

Arcelia sits at 18.3°N, 100.3°W, 393 m above sea level, in Mexico. The nearest listed city is Ciudad Altamirano, 41 km away.

Topography around Arcelia

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

Within 3 km, the terrain around Arcelia has significant variations in elevation — a maximum elevation change of 369 m around an average of 421 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,297 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,860 m.

The land around Arcelia is covered by shrubs (27%), trees (25%) and grassland (22%) within 3 km, trees (43%) and shrubs (30%) within 16 km, and trees (50%) and shrubs (31%) within 80 km.

3 km
369 m
16 km
1,297 m
80 km
2,860 m
treesshrubsgrasslandcroplandartificial surfaceswater
December weather nearby: Ciudad Altamirano 41 km · Teloloapan 44 km · Tejupilco de Hidalgo 67 km · Huetamo de Núñez 74 km · Taxco de Alarcón 76 km · Iguala de la Independencia 78 km · Ixtapan de la Sal 86 km · Valle de Bravo 99 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 Arcelia (18.3185°, -100.2815°, elevation 393 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).