Cholula weather in September

In September, Cholula sees average daytime highs of 23°C and overnight lows near 14°C, with 184 mm of rain across 21 wet days and about 12.1 hours of daylight. It is the 10th-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 23°C through the month. The sky is clear or mostly clear about 10% of the time in September, and the air most often feels comfortable.

Daylight stretches from about 12 h 24 min at the start of September to 11 h 48 min by month's end. Set against the rest of the year, September is Cholula's 12th-clearest and 8th-windiest month. For the whole year in context, see Cholula's year-round climate.

Daytime high
23°
10th warmest
Overnight low
14°
11th coldest
Rainfall
184 mm
21 wet days
Daylight
12 h 06 min
6:24 AM – 6:31 PM
Cloud cover
74%
12th clearest
Wind
7 km/h
8th windiest
Solar energy
5.43 kWh/m²
Travel score
5.0
out of 10

Cholula is municipal seat of San Pedro Cholula, State of Puebla, Mexico.

Density
2,638/km²
people per km²
Founded
~500 BCE

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

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 23°C through the month.

A typical September day in Cholula reaches about 23°C in the afternoon and slips back to 14°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 21°C and 25°C. Set against its neighbours, September runs about 1°C cooler than August and on par with October.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12414
22314
32314
42314
52314
62314
72314
82314
92314
102314
112314
122314
132314
142314
152314
162314
172314
182314
192314
202314
212314
222314
232314
242314
252314
262314
272314
282314
292314
302314

Cholula weather by month

How September compares with the rest of the year at a glance. September is the 10th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan22° / 91.4118.6
Feb24° / 10°81.611.48.9
Mar26° / 11°173.811.98.3
Apr27° / 13°367.912.47.1
May26° / 14°8916.112.95.9
Jun24° / 14°17420.213.15.2
Jul24° / 14°13918.3135.5
Aug24° / 14°15320.212.65.3
Sep23° / 14°1842112.15.0
Oct24° / 13°7311.711.66.7
Nov24° / 10°183.511.18.4
Dec23° / 51.110.98.8

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 10% of the time in September, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 20% of September, with mostly cloudy or overcast conditions the remaining 71%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
12773
22773
32674
42674
52773
62674
72773
82773
92773
102872
112872
122872
132872
142872
152971
162971
172971
182971
192971
202971
213070
223070
233070
243169
253268
263367
273466
283565
293565
303664

Chance of precipitation in September

Any precipitation

Cholula gets around 184 mm of rain over 21 wet days in September, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 69% and peaks near 75% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202530
Rain chance (%)
175
275
375
475
575
675
775
874
974
1073
1172
1271
1371
1470
1569
1669
1768
1868
1967
2067
2166
2265
2365
2464
2563
2662
2762
2861
2960
3059

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the comfortable band about 57% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
139592
238602
337612
437612
536622
636622
736622
836613
936613
1036613
1136613
1236613
1337603
1437603
1537603
1638593
1738593
1839583
1939583
2040573
2141563
2242553
2344533
2445532
2546522
2648502
2749492
2850482
2951472
3052471

Wind in September

Winds average 7 km/h in September.

Across September, daily wind ranges from about 6 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
278calm
288calm
298calm
308calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 24 min at the start of September to 11 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 36 minutes over September. Sunrise moves from 6:22 AM to 6:27 AM, and sunset from 6:44 PM to 6:18 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.46:226:44
212.46:226:43
312.36:226:43
412.36:226:42
512.36:226:41
612.36:226:40
712.36:236:39
812.36:236:38
912.26:236:37
1012.26:236:36
1112.26:236:35
1212.26:246:34
1312.26:246:34
1412.16:246:33
1512.16:246:32
1612.16:246:31
1712.16:256:30
1812.16:256:29
1912.16:256:28
2012.06:256:27
2112.06:256:26
2212.06:256:25
2312.06:266:24
2412.06:266:23
2511.96:266:22
2611.96:266:22
2711.96:266:21
2811.96:276:20
2911.96:276:19
3011.86:276:18

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.43 kWh/m².

For context, solar energy here swings from a low near 5.17 kWh/m² to a high of 7.17 kWh/m² in April across the year — September's 5.43 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.7Bright
25.7Bright
35.6Bright
45.6Bright
55.6Bright
65.6Bright
75.6Bright
85.5Bright
95.5Bright
105.5Bright
115.5Bright
125.5Bright
135.5Bright
145.5Bright
155.5Bright
165.5Bright
175.5Bright
185.4Bright
195.4Bright
205.4Bright
215.4Bright
225.4Bright
235.4Bright
245.4Bright
255.4Bright
265.4Bright
275.4Bright
285.4Bright
295.3Bright
305.3Bright
Planning a trip in September

Hazard calendar for Cholula

In seasonPeak

In September, Cholula sits inside its monsoon season. The full year is below, with each hazard's peak months called out.

Cholula's monsoon runs May–September, when most of the year's rain falls.

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

Is September a good time to visit Cholula?

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

5.0
Sightseeing
12th-best month of the year
4.0
Beach & pool
12th-best month of the year

September is a reasonable time to visit Cholula for sightseeing.

What to pack for Cholula in September

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

In September, Cholula sees daytime highs around 23°C and nights near 14°C. Pack rain gear. Worth having: light clothes and sun protection. About 21 days see rain.

rain gearlight clothessun protection

UV index in Cholula in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Cholula peaks around April 11 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 at about 8 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highApr 11UV 15Dec 15UV 8
UV index (midday)Level
Jan9Very high
Feb12Extreme
Mar14Extreme
Apr15Extreme
May11Extreme
Jun14Extreme
Jul13Extreme
Aug14Extreme
Sep13Extreme
Oct11Extreme
Nov9Very high
Dec8Very high

Air quality in Cholula in September

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Cholula is worst in November — around 83 µg/m³ PM2.5 (unhealthy), and holds fairly steady the rest of the year.

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

0306090JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorUnhealthyNov 2283 µg/m³Mar 2153 µg/m³
PM2.5 (µg/m³)Level
Jan64Unhealthy
Feb59Unhealthy
Mar53Poor
Apr54Poor
May73Unhealthy
Jun66Unhealthy
Jul65Unhealthy
Aug63Unhealthy
Sep72Unhealthy
Oct72Unhealthy
Nov83Unhealthy
Dec81Unhealthy
Location & terrain

Where is Cholula?

Cholula sits at 19.1°N, 98.3°W, 2,156 m above sea level, in Mexico. The nearest listed city is San Andrés Cholula, 2.0 km away.

Topography around Cholula

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

Within 3 km, the terrain around Cholula has only modest variations in elevation — a maximum elevation change of 85 m around an average of 2,147 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 574 m; within 80 km, extreme variations in elevation — a maximum elevation change of 4,441 m.

The land around Cholula is covered by artificial surfaces (65%) and cropland (20%) within 3 km, artificial surfaces (37%) and cropland (35%) within 16 km, and cropland (31%), trees (27%) and shrubs (21%) within 80 km.

3 km
85 m
16 km
574 m
80 km
4,441 m
treesshrubsgrasslandcroplandartificial surfacesbare terrain
September weather nearby: San Andrés Cholula 2.0 km · Santiago Momoxpan 4.0 km · Cuautlancingo 4.0 km · San Bernardino Tlaxcalancingo 5.0 km · Sanctorum 6.0 km · Puebla 10 km · Huejotzingo 15 km · Papalotla 16 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 Cholula (19.0641°, -98.3035°, elevation 2,156 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).