Acámbaro weather in September

In September, Acámbaro sees average daytime highs of 24°C and overnight lows near 13°C, with 196 mm of rain across 20.3 wet days and about 12.1 hours of daylight. It is the 7th-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 24°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 Acámbaro's 11th-clearest and 9th-windiest month. For the whole year in context, see Acámbaro's year-round climate.

Daytime high
24°
7th warmest
Overnight low
13°
9th coldest
Rainfall
196 mm
20.3 wet days
Daylight
12 h 06 min
6:34 AM – 6:41 PM
Cloud cover
74%
11th clearest
Wind
5 km/h
9th windiest
Solar energy
5.28 kWh/m²
Travel score
5.2
out of 10

Acámbaro is municipal seat of Acámbaro, State of Guanajuato, Mexico.

Founded
1526

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 24°C through the month.

A typical September day in Acámbaro reaches about 24°C in the afternoon and slips back to 13°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 26°C. Set against its neighbours, September runs on par with August and on par with October.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12414
22414
32414
42414
52414
62414
72414
82414
92414
102414
112414
122414
132414
142414
152414
162414
172414
182414
192413
202413
212413
222413
232413
242413
252413
262413
272413
282413
292413
302413

Acámbaro weather by month

How September compares with the rest of the year at a glance. September is the 7th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan22° / 183.210.98.0
Feb24° / 172.811.38.5
Mar26° / 16311.98.2
Apr28° / 11°163.912.47.1
May28° / 13°6410.512.95.9
Jun26° / 14°19418.613.25.1
Jul24° / 14°27925.213.14.5
Aug24° / 14°23223.312.74.7
Sep24° / 13°19620.312.15.2
Oct24° / 12°7711.511.56.7
Nov23° / 244.711.18.0
Dec22° / 9210.88.3

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 10% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 17% of September, with mostly cloudy or overcast conditions the remaining 73%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
12179
22179
32179
42179
52179
62278
72377
82377
92476
102476
112476
122575
132674
142674
152773
162872
172872
182872
192872
202872
212872
222971
232971
243070
253070
263169
273268
283367
293367
303466

Chance of precipitation in September

Any precipitation

Acámbaro gets around 196 mm of rain over 20.3 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 66% and peaks near 77% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202530
Rain chance (%)
177
277
376
476
576
676
775
875
974
1074
1173
1272
1371
1470
1569
1668
1767
1866
1965
2064
2162
2261
2359
2458
2556
2654
2753
2851
2950
3049

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 66% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
120773
220773
320773
420773
521754
621754
722744
823734
923734
1024715
1124715
1225705
1326695
1426695
1527685
1628675
1729665
1829665
1930655
2032635
2133634
2235614
2336604
2438584
2540564
2642553
2744533
2845523
2947503
3048492

Wind in September

Winds average 5 km/h in September.

Across September, 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.

0246810151015202530
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm

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 6:31 AM to 6:37 AM, and sunset from 6:55 PM to 6:27 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.46:316:55
212.46:316:54
312.46:316:53
412.36:316:52
512.36:316:51
612.36:326:50
712.36:326:49
812.36:326:48
912.26:326:47
1012.26:336:46
1112.26:336:45
1212.26:336:44
1312.26:336:43
1412.26:336:43
1512.16:346:42
1612.16:346:41
1712.16:346:40
1812.16:346:39
1912.16:346:38
2012.06:356:37
2112.06:356:36
2212.06:356:35
2312.06:356:34
2412.06:366:33
2511.96:366:32
2611.96:366:31
2711.96:366:30
2811.96:376:29
2911.96:376:28
3011.86:376:27

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.28 kWh/m².

For context, solar energy here swings from a low near 4.86 kWh/m² to a high of 7.39 kWh/m² in April across the year — September's 5.28 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.4Bright
25.4Bright
35.4Bright
45.4Bright
55.4Bright
65.4Bright
75.4Bright
85.4Bright
95.3Bright
105.3Bright
115.3Bright
125.3Bright
135.3Bright
145.3Bright
155.3Bright
165.3Bright
175.3Bright
185.3Bright
195.3Bright
205.3Bright
215.3Bright
225.3Bright
235.3Bright
245.3Bright
255.3Bright
265.3Bright
275.3Bright
285.3Bright
295.3Bright
305.3Bright
Planning a trip in September

Hazard calendar for Acámbaro

In seasonPeak

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

Acámbaro'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 September a good time to visit Acámbaro?

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

5.2
Sightseeing
9th-best month of the year
4.4
Beach & pool
10th-best month of the year

September is a reasonable time to visit Acámbaro for sightseeing.

What to pack for Acámbaro in September

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

In September, Acámbaro sees daytime highs around 24°C and nights near 13°C. Pack rain gear. Worth having: light clothes and sun protection. About 20 days see rain.

rain gearlight clothessun protection

UV index in Acámbaro in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Acámbaro peaks around June 14 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 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 14UV 14Dec 15UV 7
UV index (midday)Level
Jan9Very high
Feb11Extreme
Mar14Extreme
Apr13Extreme
May13Extreme
Jun14Extreme
Jul12Extreme
Aug13Extreme
Sep11Extreme
Oct11Extreme
Nov8Very high
Dec7Very high

Air quality in Acámbaro 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 Acámbaro is worst in May — around 24 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateMay 1323 µg/m³Oct 1516 µg/m³
PM2.5 (µg/m³)Level
Jan22Moderate
Feb22Moderate
Mar19Moderate
Apr22Moderate
May24Moderate
Jun18Moderate
Jul22Moderate
Aug18Moderate
Sep18Moderate
Oct16Moderate
Nov19Moderate
Dec22Moderate
Location & terrain

Where is Acámbaro?

Acámbaro sits at 20.0°N, 100.7°W, 1,875 m above sea level, in Mexico. The nearest listed city is Zinapécuaro de Figueroa, 22 km away.

Topography around Acámbaro

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

Within 3 km, the terrain around Acámbaro has significant variations in elevation — a maximum elevation change of 302 m around an average of 1,892 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 970 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,938 m.

The land around Acámbaro is covered by cropland (34%), artificial surfaces (29%) and grassland (23%) within 3 km, cropland (35%), grassland (21%) and trees (20%) within 16 km, and trees (33%), cropland (26%) and grassland (20%) within 80 km.

3 km
302 m
16 km
970 m
80 km
2,938 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Zinapécuaro de Figueroa 22 km · Salvatierra 26 km · Maravatío de Ocampo 33 km · Ciudad Hidalgo 42 km · Yuriria 47 km · Apaseo el Alto 48 km · Uriangato 49 km · Moroleón 50 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 Acámbaro (20.0325°, -100.7243°, elevation 1,875 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).