Ixtepec weather in December

In December, Ixtepec sees average daytime highs of 30°C and overnight lows near 21°C, with 4 mm of rain across 1.1 wet days and about 11 hours of daylight. It is the 11th-warmest and 10th-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 74% of the time in December, and the air most often feels muggy.

Daylight stretches from about 11 h 06 min at the start of December to 11 hours by month's end. Set against the rest of the year, December is Ixtepec's 4th-clearest and 2nd-windiest month. For the whole year in context, see Ixtepec's year-round climate.

Daytime high
30°
11th warmest
Overnight low
21°
3rd coldest
Rainfall
4 mm
1.1 wet days
Daylight
11 hours
6:46 AM – 5:47 PM
Cloud cover
29%
4th clearest
Wind
22 km/h
2nd windiest
Solar energy
4.91 kWh/m²
Travel score
6.7
out of 10

Ixtepec is municipal seat of Ixtepec, State of Oaxaca, Mexico.

Density
111/km²
people per km²
Founded
1550

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 30°C through the month.

A typical December day in Ixtepec reaches about 30°C in the afternoon and slips back to 21°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 33°C. Set against its neighbours, December runs about 1°C cooler than November and on par with January.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13022
23022
33022
43022
53022
63021
73021
83021
93021
103021
113021
123021
133021
143021
153021
163021
173021
183021
192921
202921
212921
222921
232921
242921
252921
262921
272921
282921
292921
302921
312921

How December really feels in Ixtepec

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.

Ixtepec weather by month

How December compares with the rest of the year at a glance. December is the 11th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 20°30.911.17.1
Feb31° / 21°30.911.46.1
Mar33° / 22°41.311.94.8
Apr34° / 24°71.812.43.6
May35° / 25°519.212.82.8
Jun33° / 25°18917.6132.7
Jul34° / 25°10712.712.92.9
Aug33° / 25°14615.412.62.8
Sep32° / 24°19517.312.13.0
Oct32° / 24°758.711.64.3
Nov31° / 22°142.311.25.8
Dec30° / 21°41.1116.7

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 74% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 11% of December, with mostly cloudy or overcast conditions the remaining 15%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18416
28515
38515
48515
58614
68713
78713
88713
98713
108713
118713
128713
138713
148614
158614
168614
178614
188515
198515
208515
218515
228416
238317
248317
258317
268317
278317
288416
298416
308515
318515

Chance of precipitation in December

Any precipitation

Ixtepec gets around 4 mm of rain over 1.1 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 4% and peaks near 5% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
15
25
35
44
54
64
74
84
94
103
113
123
133
143
154
164
174
184
194
204
214
224
234
243
253
263
273
283
293
302
312

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

Most of December feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, December lands in the muggy band about 39% of days. Sticky, muggy-or-worse air turns up on roughly 47% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
129353915
229353914
3210354013
4210354012
5210354112
6310344111
7311344210
8311344210
931233439
1031233439
1141233438
1241332438
1341332437
1441432437
1541432427
1641433427
1751433417
1851534407
1951534397
2051535387
2151536387
2241636376
2341637376
2441637366
2541638366
2641638366
2741738365
2841738365
2941838355
3041838355
3141937355

Wind in December

Winds average 22 km/h in December.

Across December, daily wind ranges from about 22 km/h on the calmest days to 22 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
122breezy
222breezy
322breezy
422breezy
522breezy
622breezy
722breezy
822breezy
922breezy
1022breezy
1122breezy
1222breezy
1322breezy
1422breezy
1522breezy
1622breezy
1722breezy
1822breezy
1922breezy
2022breezy
2122breezy
2222breezy
2322breezy
2422breezy
2522breezy
2622breezy
2722breezy
2822breezy
2922breezy
3022breezy
3122breezy

Sunrise & sunset in December

DaylightNight

Daylight runs from about 11 h 06 min at the start of December to 11 hours by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over December. Sunrise moves from 6:38 AM to 6:53 AM, and sunset from 5:43 PM to 5:54 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.16:385:43
211.16:385:43
311.16:395:43
411.16:395:43
511.16:405:44
611.16:415:44
711.06:415:44
811.06:425:44
911.06:425:45
1011.06:435:45
1111.06:435:45
1211.06:445:46
1311.06:445:46
1411.06:455:46
1511.06:465:47
1611.06:465:47
1711.06:475:48
1811.06:475:48
1911.06:485:48
2011.06:485:49
2111.06:495:49
2211.06:495:50
2311.06:495:50
2411.06:505:51
2511.06:505:51
2611.06:515:52
2711.06:515:52
2811.06:525:53
2911.06:525:53
3011.06:525:54
3111.06:535:54

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 4.91 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 4.91 kWh/m² to a high of 6.86 kWh/m² in April across the year — December's 4.91 kWh/m² sits near the bottom.

024151015202531
Solar energy (kWh/m²)Level
15.0Bright
24.9Bright
34.9Bright
44.9Bright
54.9Bright
64.9Bright
74.9Bright
84.9Bright
94.9Bright
104.9Bright
114.9Bright
124.9Bright
134.9Bright
144.9Bright
154.9Bright
164.9Bright
174.9Bright
184.9Bright
194.9Bright
204.9Bright
214.9Bright
224.9Bright
234.9Bright
244.9Bright
254.9Bright
264.9Bright
274.9Bright
284.9Bright
295.0Bright
305.0Bright
315.0Bright
Planning a trip in December

Hazard calendar for Ixtepec

In seasonPeak

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

Ixtepec sits in the Atlantic hurricane belt; the season peaks August–October.

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

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

Is December a good time to visit Ixtepec?

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

6.7
Sightseeing
2nd-best month of the year
8.9
Beach & pool
2nd-best month of the year

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

What to pack for Ixtepec in December

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

In December, Ixtepec sees daytime highs around 30°C and nights near 21°C. Pack light clothes. Worth having: sun protection and a windbreaker.

light clothessun protectiona windbreaker

Sea temperature near Ixtepec in December

The nearest coast averages about 27°C in December — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 48 km away) is warmest in August at about 30°C and coldest in January near 26°C.

The water stays above 20°C all year — warm enough for a swim any month.

24°26°28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan26Warm
Feb26Warm
Mar27Warm
Apr28Tropical
May29Tropical
Jun30Tropical
Jul30Tropical
Aug30Tropical
Sep30Tropical
Oct29Tropical
Nov27Warm
Dec27Warm

UV index in Ixtepec in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Ixtepec peaks around April 13 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 18 at about 8 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highApr 13UV 13Dec 18UV 8
UV index (midday)Level
Jan8Very high
Feb12Extreme
Mar12Extreme
Apr13Extreme
May12Extreme
Jun13Extreme
Jul12Extreme
Aug13Extreme
Sep11Extreme
Oct11Extreme
Nov9Very high
Dec8Very high

Air quality in Ixtepec 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 Ixtepec is worst in May — around 32 µg/m³ PM2.5 (moderate), about 3.9× the cleanest month (November, 8 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodMay 1531 µg/m³Nov 238 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb9Good
Mar14Moderate
Apr25Moderate
May32Moderate
Jun21Moderate
Jul27Moderate
Aug20Moderate
Sep18Moderate
Oct11Good
Nov8Good
Dec8Good
Location & terrain

Where is Ixtepec?

Ixtepec sits at 16.6°N, 95.1°W, 68 m above sea level, in Mexico. The nearest listed city is Heroica Ciudad de Juchitán de Zaragoza, 17 km away.

Topography around Ixtepec

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

Within 3 km, the terrain around Ixtepec has only modest variations in elevation — a maximum elevation change of 42 m around an average of 61 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,209 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,818 m.

The land around Ixtepec is covered by grassland (28%) and artificial surfaces (23%) within 3 km, trees (48%) and grassland (23%) within 16 km, and trees (51%) within 80 km.

3 km
42 m
16 km
1,209 m
80 km
2,818 m
treesshrubsgrasslandcroplandartificial surfaceswatermangroves
December weather nearby: Heroica Ciudad de Juchitán de Zaragoza 17 km · Santo Domingo Tehuantepec 30 km · Matías Romero Avendaño 36 km · Salina Cruz 44 km · Arriaga 133 km · Crucecita 141 km · Cintalapa de Figueroa 148 km · Tonalá 153 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 Ixtepec (16.5605°, -95.1038°, elevation 68 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).