Marfil weather in December

In December, Marfil sees average daytime highs of 22°C and overnight lows near 8°C, with 6 mm of rain across 1.4 wet days and about 10.7 hours of daylight. It is the 11th-warmest and 12th-wettest month of the year here.

Highs ease over the month, from about 23°C in the first days to 22°C by the end. 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 42 min by month's end. Set against the rest of the year, December is Marfil's 5th-clearest and 11th-windiest month. For the whole year in context, see Marfil's year-round climate.

Daytime high
22°
11th warmest
Overnight low
2nd coldest
Rainfall
6 mm
1.4 wet days
Daylight
10 h 42 min
7:19 AM – 6:03 PM
Cloud cover
40%
5th clearest
Wind
9 km/h
11th windiest
Solar energy
4.82 kWh/m²
Travel score
8.4
out of 10

Marfil is town in Guanajuato Municipality, State of Guanajuato, Mexico.

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

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 23°C in the first days to 22°C by the end.

A typical December day in Marfil reaches about 22°C in the afternoon and slips back to 8°C overnight — a 15°C spread between the day's warmth and the night's chill. On most days the high lands between 19°C and 25°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)
1238
2238
3238
4238
5238
6238
7238
8238
9238
10238
11238
12238
13228
14228
15228
16228
17228
18228
19228
20228
21228
22228
23228
24228
25227
26227
27227
28227
29227
30227
31227

Marfil 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
Jan22° / 132.410.98.1
Feb24° / 13211.38.6
Mar26° / 11°132.211.98.3
Apr29° / 13°14312.56.9
May29° / 15°488.5135.8
Jun28° / 15°13314.313.35.5
Jul26° / 14°16017.713.15.6
Aug26° / 14°14115.912.75.8
Sep25° / 14°13114.412.16.1
Oct25° / 12°47711.57.5
Nov24° / 10°132.5118.6
Dec22° / 61.410.78.4

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 13% of December, with mostly cloudy or overcast conditions the remaining 31%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17822
27723
37723
47624
57525
67426
77426
87327
97228
107129
117030
127030
136931
146931
156832
166832
176733
186733
196634
206634
216535
226634
236535
246535
256436
266436
276436
286436
296436
306535
316535

Chance of precipitation in December

Any precipitation

Marfil gets around 6 mm of rain over 1.4 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 6% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
14
23
33
43
53
63
73
83
94
104
114
124
134
144
154
164
174
185
195
205
215
225
235
245
255
266
276
286
296
306
316

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 9 km/h in December.

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

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 10 h 48 min at the start of December to 10 h 42 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 5:59 PM to 6:10 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.87:105:59
210.87:115:59
310.87:126:00
410.87:126:00
510.87:136:00
610.87:146:00
710.87:146:00
810.87:156:01
910.87:156:01
1010.87:166:01
1110.77:176:01
1210.77:176:02
1310.77:186:02
1410.77:186:02
1510.77:196:03
1610.77:196:03
1710.77:206:04
1810.77:206:04
1910.77:216:04
2010.77:216:05
2110.77:226:05
2210.77:226:06
2310.77:236:06
2410.77:236:07
2510.77:246:07
2610.77:246:08
2710.77:256:08
2810.77:256:09
2910.77:256:09
3010.77:266:10
3110.77:266:10

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 7.54 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
64.9Bright
74.9Bright
84.8Bright
94.8Bright
104.8Bright
114.8Bright
124.8Bright
134.8Bright
144.8Bright
154.8Bright
164.8Bright
174.8Bright
184.8Bright
194.8Bright
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 Marfil

In seasonPeak

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

Marfil'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 Marfil?

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

8.4
Sightseeing
3rd-best month of the year
6.0
Beach & pool
8th-best month of the year

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

What to pack for Marfil in December

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

In December, Marfil sees daytime highs around 22°C and nights near 8°C. Worth packing: light clothes, a warm layer and sun protection.

light clothesa warm layersun protection

UV index in Marfil 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 Marfil peaks around June 13 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 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 16UV 7
UV index (midday)Level
Jan8Very high
Feb10Extreme
Mar13Extreme
Apr13Extreme
May13Extreme
Jun14Extreme
Jul12Extreme
Aug13Extreme
Sep12Extreme
Oct11Extreme
Nov8Very high
Dec7Very high

Air quality in Marfil 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 Marfil is worst in May — around 21 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateMay 1521 µg/m³Oct 1614 µg/m³
PM2.5 (µg/m³)Level
Jan19Moderate
Feb17Moderate
Mar17Moderate
Apr17Moderate
May21Moderate
Jun15Moderate
Jul17Moderate
Aug15Moderate
Sep16Moderate
Oct13Moderate
Nov16Moderate
Dec20Moderate
Location & terrain

Where is Marfil?

Marfil sits at 21.0°N, 101.3°W, 1,952 m above sea level, in Mexico. The nearest listed city is Guanajuato, 4.0 km away.

Topography around Marfil

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

Within 3 km, the terrain around Marfil has significant variations in elevation — a maximum elevation change of 431 m around an average of 2,014 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,109 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,273 m.

The land around Marfil is covered by shrubs (51%) and artificial surfaces (26%) within 3 km, shrubs (41%) and grassland (23%) within 16 km, and shrubs (38%) and cropland (34%) within 80 km.

3 km
431 m
16 km
1,109 m
80 km
1,273 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Guanajuato 4.0 km · Silao de la Victoria 16 km · Romita 28 km · Irapuato 37 km · Medina 39 km · Dolores Hidalgo 41 km · León de los Aldama 43 km · Salamanca 48 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 Marfil (20.9975°, -101.2855°, elevation 1,952 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).