Apatzingán weather in September

In September, Apatzingán sees average daytime highs of 32°C and overnight lows near 23°C, with 156 mm of rain across 22.8 wet days and about 12.1 hours of daylight. It is the 12th-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 32°C through the month. The sky is clear or mostly clear about 6% of the time in September, and the air most often feels oppressive.

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 Apatzingán's 12th-clearest and 11th-windiest month. For the whole year in context, see Apatzingán's year-round climate.

Daytime high
32°
12th warmest
Overnight low
23°
9th coldest
Rainfall
156 mm
22.8 wet days
Daylight
12 h 06 min
6:41 AM – 6:47 PM
Cloud cover
79%
12th clearest
Wind
4 km/h
11th windiest
Solar energy
4.73 kWh/m²
Travel score
2.7
out of 10

Apatzingán is municipal seat of Apatzingán, State of Michoacán, Mexico.

Founded
1617

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 32°C through the month.

A typical September day in Apatzingán reaches about 32°C in the afternoon and slips back to 23°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 35°C. Set against its neighbours, September runs about 1°C cooler than August and on par with October.

20°25°30°35°40°151015202530
Avg high (°C)Avg low (°C)
13223
23223
33223
43223
53223
63223
73223
83223
93223
103223
113223
123223
133223
143223
153223
163223
173223
183223
193223
203223
213223
223223
233223
243223
253223
263223
273223
283223
293223
303223

How September really feels in Apatzingán

Once humidity and wind are folded in, September averages 30 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
30
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in September is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Apatzingán weather by month

How September compares with the rest of the year at a glance. September is the 12th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 16°140.9115.0
Feb34° / 18°80.711.44.0
Mar36° / 19°80.511.92.8
Apr38° / 20°10.312.41.5
May38° / 23°133.412.91.2
Jun35° / 24°11918.813.12.0
Jul33° / 23°14422.8132.3
Aug33° / 23°15423.612.62.3
Sep32° / 23°15622.812.12.7
Oct33° / 22°771411.63.3
Nov33° / 19°203.611.14.1
Dec32° / 17°50.810.94.8

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 6% of the time in September, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 15% of September, with mostly cloudy or overcast conditions the remaining 79%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
11684
21684
31684
41684
51684
61585
71585
81684
91684
101783
111882
121981
132080
142080
152179
162179
172278
182278
192278
202377
212377
222377
232476
242476
252476
262674
272674
282773
292872
302971

Chance of precipitation in September

Any precipitation

Apatzingán gets around 156 mm of rain over 22.8 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 75% and peaks near 80% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202530
Rain chance (%)
180
280
380
480
580
679
778
878
977
1076
1176
1275
1375
1474
1574
1674
1774
1874
1974
2074
2174
2274
2374
2474
2573
2673
2772
2872
2971
3070

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the oppressive band about 59% of days. Sticky, muggy-or-worse air turns up on roughly 98% of them.

0%25%50%75%100%151015202530
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1024256
2024256
3024256
4024256
5024256
6024256
7024256
8024256
9024256
10024256
11024256
12014257
13014158
14014158
15014059
16014059
17013960
18013861
19013861
20003763
21003763
22013663
23013663
24013663
25013663
26013663
27013762
28123760
29123859
30123958

Wind in September

Winds average 4 km/h in September.

Across September, daily wind ranges from about 4 km/h on the calmest days to 4 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm

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 6:38 AM to 6:43 AM, and sunset from 7:01 PM to 6:34 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.46:387:01
212.46:387:00
312.36:386:59
412.36:386:58
512.36:396:57
612.36:396:56
712.36:396:55
812.36:396:54
912.26:396:53
1012.26:396:53
1112.26:406:52
1212.26:406:51
1312.26:406:50
1412.16:406:49
1512.16:406:48
1612.16:416:47
1712.16:416:46
1812.16:416:45
1912.16:416:44
2012.06:416:43
2112.06:416:42
2212.06:426:41
2312.06:426:40
2412.06:426:40
2511.96:426:39
2611.96:426:38
2711.96:436:37
2811.96:436:36
2911.96:436:35
3011.86:436:34

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.73 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 4.73 kWh/m² to a high of 7.41 kWh/m² in April across the year — September's 4.73 kWh/m² sits near the bottom.

024151015202530
Solar energy (kWh/m²)Level
14.9Bright
24.8Bright
34.8Bright
44.8Bright
54.8Bright
64.8Bright
74.8Bright
84.8Bright
94.8Bright
104.8Bright
114.8Bright
124.8Bright
134.8Bright
144.8Bright
154.8Bright
164.8Bright
174.7Bright
184.7Bright
194.7Bright
204.7Bright
214.7Bright
224.7Bright
234.7Bright
244.7Bright
254.7Bright
264.7Bright
274.7Bright
284.7Bright
294.7Bright
304.7Bright
Planning a trip in September

Hazard calendar for Apatzingán

In seasonPeak

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

Apatzingán'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 September a good time to visit Apatzingán?

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

2.7
Sightseeing
7th-best month of the year
4.3
Beach & pool
8th-best month of the year

September is a weaker month for outdoor sightseeing in Apatzingán.

What to pack for Apatzingán in September

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

In September, Apatzingán sees daytime highs around 32°C and nights near 23°C. Pack light clothes and rain gear. Worth having: sun protection. About 23 days see rain.

light clothesrain gearsun protection

UV index in Apatzingán 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 Apatzingán peaks around March 23 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highHighMar 23UV 12Dec 15UV 6
UV index (midday)Level
Jan8Very high
Feb10Extreme
Mar12Extreme
Apr12Extreme
May12Extreme
Jun12Extreme
Jul12Extreme
Aug11Extreme
Sep11Extreme
Oct9Very high
Nov7Very high
Dec6High

Air quality in Apatzingán 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 Apatzingán is worst in April — around 40 µg/m³ PM2.5 (poor), about 5.1× the cleanest month (February, 8 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecGoodModeratePoorModerateGoodGoodApr 2340 µg/m³Feb 118 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb8Good
Mar11Good
Apr40Poor
May40Poor
Jun17Moderate
Jul14Moderate
Aug11Good
Sep12Moderate
Oct12Good
Nov10Good
Dec9Good
Location & terrain

Where is Apatzingán?

Apatzingán sits at 19.1°N, 102.4°W, 324 m above sea level, in Mexico. The nearest listed city is Nueva Italia de Ruiz, 29 km away.

Topography around Apatzingán

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

Within 3 km, the terrain around Apatzingán has only modest variations in elevation — a maximum elevation change of 209 m around an average of 335 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,728 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,662 m.

The land around Apatzingán is covered by artificial surfaces (47%) and cropland (20%) within 3 km, trees (40%) and shrubs (26%) within 16 km, and trees (55%) and shrubs (24%) within 80 km.

3 km
209 m
16 km
1,728 m
80 km
3,662 m
treesshrubsgrasslandcroplandartificial surfaceswater
September weather nearby: Nueva Italia de Ruiz 29 km · Uruapan 48 km · Peribán de Ramos 48 km · Tepalcatepec 53 km · Los Reyes de Salgado 57 km · Ario de Rosales 69 km · Paracho de Verduzco 70 km · Tangancícuaro de Arista 90 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 Apatzingán (19.0886°, -102.357°, elevation 324 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).