Zacatlán weather in January

In January, Zacatlán sees average daytime highs of 17°C and overnight lows near 7°C, with 64 mm of precipitation across 12.5 wet days and about 10.9 hours of daylight. It is the 12th-warmest and 10th-wettest month of the year here.

Day-to-day highs hold fairly steady near 17°C through the month. The sky is clear or mostly clear about 30% of the time in January, and the air most often feels dry.

Daylight stretches from about 10 h 48 min at the start of January to 11 h 06 min by month's end. Set against the rest of the year, January is Zacatlán's 4th-clearest and 5th-windiest month. For the whole year in context, see Zacatlán's year-round climate.

Daytime high
17°
12th warmest
Overnight low
1st coldest
Precipitation
64 mm
12.5 wet days
Daylight
10 h 54 min
7:14 AM – 6:09 PM
Cloud cover
59%
4th clearest
Wind
5 km/h
5th windiest
Solar energy
4.05 kWh/m²
Travel score
5.1
out of 10

Zacatlán is municipal seat of Zacatlán, State of Puebla, Mexico.

Founded
1562

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

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 17°C through the month.

A typical January day in Zacatlán reaches about 17°C in the afternoon and slips back to 7°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 11°C and 21°C. Set against its neighbours, January runs on par with December and about 2°C cooler than February.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
1177
2177
3177
4177
5177
6177
7177
8177
9177
10177
11177
12177
13177
14177
15177
16177
17177
18177
19177
20177
21177
22177
23177
24177
25177
26177
27177
28177
29177
30177
31177

Zacatlán weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan17° / 6412.510.95.1
Feb19° / 641211.35.6
Mar20° / 9716.511.95.5
Apr22° / 11°13519.412.45.2
May23° / 12°13920.812.95.2
Jun22° / 13°27924.213.24.3
Jul21° / 13°26929.513.13.6
Aug21° / 13°27528.912.73.6
Sep21° / 13°31926.712.13.8
Oct20° / 11°24820.711.54.6
Nov18° / 11815.311.15.1
Dec17° / 6012.410.85.3

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 30% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 18% of January, with mostly cloudy or overcast conditions the remaining 52%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14852
24852
34852
44951
54951
64951
75050
85050
95050
104951
115050
125050
134951
144951
154951
164852
174852
184852
194852
204753
214654
224753
234753
244654
254555
264555
274654
284555
294555
304456
314456

Chance of precipitation in January

Any precipitation

Zacatlán gets around 64 mm of rain and snow over 12.5 wet days in January. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 41% and peaks near 46% on the wettest days, and about 0 day brings snow.

0%20%40%60%151015202531
Rain chance (%)
141
240
340
440
539
639
739
839
939
1039
1139
1239
1339
1439
1539
1639
1740
1840
1940
2040
2141
2241
2341
2442
2542
2643
2744
2845
2945
3046
3146

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January 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 January

Winds average 5 km/h in January.

Across January, daily wind ranges from about 5 km/h on the calmest days to 6 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
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 10 h 48 min at the start of January to 11 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 18 minutes over January. Sunrise moves from 7:11 AM to 7:12 AM, and sunset from 5:59 PM to 6:18 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.87:115:59
210.87:116:00
310.87:116:01
410.87:126:01
510.87:126:02
610.87:126:02
710.87:126:03
810.97:136:04
910.97:136:04
1010.97:136:05
1110.97:136:05
1210.97:136:06
1310.97:136:07
1410.97:136:07
1510.97:146:08
1610.97:146:09
1710.97:146:09
1810.97:146:10
1910.97:146:11
2011.07:146:11
2111.07:146:12
2211.07:146:12
2311.07:146:13
2411.07:146:14
2511.07:136:14
2611.07:136:15
2711.07:136:16
2811.17:136:16
2911.17:136:17
3011.17:136:17
3111.17:126:18

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 4.05 kWh/m².

For context, solar energy here swings from a low near 3.95 kWh/m² to a high of 6.34 kWh/m² in May across the year — January's 4.05 kWh/m² sits near the bottom.

012345151015202531
Solar energy (kWh/m²)Level
13.9Moderate
23.9Moderate
33.9Moderate
44.0Moderate
54.0Moderate
64.0Moderate
74.0Moderate
84.0Bright
94.0Bright
104.0Bright
114.0Bright
124.0Bright
134.0Bright
144.1Bright
154.1Bright
164.1Bright
174.1Bright
184.1Bright
194.1Bright
204.1Bright
214.2Bright
224.2Bright
234.2Bright
244.2Bright
254.2Bright
264.2Bright
274.2Bright
284.2Bright
294.2Bright
304.2Bright
314.3Bright
Planning a trip in January

Hazard calendar for Zacatlán

In seasonPeak

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

Zacatlán's rainy season runs June–October, when most of the year's rain falls.

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

Is January a good time to visit Zacatlán?

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

5.1
Sightseeing
6th-best month of the year
1.1
Beach & pool
12th-best month of the year

January is a reasonable time to visit Zacatlán for sightseeing.

What to pack for Zacatlán in January

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

In January, Zacatlán sees daytime highs around 17°C and nights near 7°C. Worth packing: a warm layer and rain gear. About 13 days see rain.

a warm layerrain gear

UV index in Zacatlán in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Zacatlán peaks around April 12 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 17 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 12UV 14Dec 17UV 8
UV index (midday)Level
Jan8Very high
Feb11Extreme
Mar13Extreme
Apr14Extreme
May10Very high
Jun14Extreme
Jul12Extreme
Aug14Extreme
Sep11Extreme
Oct10Extreme
Nov8Very high
Dec8Very high

Air quality in Zacatlán in January

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where January falls, not just the annual average.

Air quality in Zacatlán is worst in December — around 95 µg/m³ PM2.5 (unhealthy), about 2.0× the cleanest month (September, 49 µg/m³).

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

0306090120JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorUnhealthyDec 2194 µg/m³Sep 1649 µg/m³
PM2.5 (µg/m³)Level
Jan88Unhealthy
Feb89Unhealthy
Mar85Unhealthy
Apr90Unhealthy
May85Unhealthy
Jun59Unhealthy
Jul56Unhealthy
Aug52Poor
Sep49Poor
Oct52Poor
Nov70Unhealthy
Dec95Unhealthy
Location & terrain

Where is Zacatlán?

Zacatlán sits at 19.9°N, 98.0°W, 2,048 m above sea level, in Mexico. The nearest listed city is Chignahuapan, 13 km away.

Topography around Zacatlán

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

Within 3 km, the terrain around Zacatlán has large variations in elevation — a maximum elevation change of 769 m around an average of 2,049 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,999 m; within 80 km, extreme variations in elevation — a maximum elevation change of 4,363 m.

The land around Zacatlán is covered by trees (48%) and cropland (20%) within 3 km, trees (67%) within 16 km, and trees (50%) and cropland (23%) within 80 km.

3 km
769 m
16 km
1,999 m
80 km
4,363 m
treesshrubsgrasslandcroplandartificial surfaces
January weather nearby: Chignahuapan 13 km · Huauchinango 28 km · Xicotepec de Juárez 38 km · Cuautepec de Hinojosa 38 km · Santiago Tulantepec 43 km · Tulancingo 45 km · Zaragoza 46 km · Tetla 57 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 Zacatlán (19.9355°, -97.9613°, elevation 2,048 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).