Coyula weather in September

In September, Coyula sees average daytime highs of 27°C and overnight lows near 17°C, with 157 mm of rain across 19.7 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 27°C through the month. The sky is clear or mostly clear about 15% of the time in September, and the air most often feels humid.

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 Coyula's 12th-clearest and 10th-windiest month. For the whole year in context, see Coyula's year-round climate.

Daytime high
27°
7th warmest
Overnight low
17°
9th coldest
Rainfall
157 mm
19.7 wet days
Daylight
12 h 06 min
6:44 AM – 6:51 PM
Cloud cover
70%
12th clearest
Wind
6 km/h
10th windiest
Solar energy
5.49 kWh/m²
Travel score
5.0
out of 10

Coyula is town in Tonalá Municipality, State of Jalisco, Mexico.

Density
3,297/km²
people per km²
Founded
1218

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 27°C through the month.

A typical September day in Coyula reaches about 27°C in the afternoon and slips back to 17°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 29°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)
12717
22717
32717
42717
52717
62717
72717
82717
92717
102717
112717
122717
132717
142717
152717
162717
172717
182717
192717
202717
212717
222717
232717
242717
252717
262717
272717
282716
292716
302716

How September really feels in Coyula

Once humidity and wind are folded in, September 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

September sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Coyula 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
Jan24° / 10°172.210.98.6
Feb26° / 11°121.711.38.5
Mar28° / 13°71.311.97.6
Apr31° / 14°41.312.55.9
May32° / 17°184.3134.8
Jun30° / 18°13418.313.24.0
Jul27° / 17°20824.913.14.3
Aug27° / 17°18124.112.74.4
Sep27° / 17°15719.712.15.0
Oct27° / 15°538.811.56.9
Nov26° / 12°132.3118.4
Dec24° / 10°71.310.88.7

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 15% 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 65%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13169
23070
33169
43169
53169
63268
73268
83268
93268
103367
113466
123466
133565
143565
153565
163664
173664
183565
193664
203664
213664
223763
233763
243862
253961
263862
273961
284159
294159
304159

Chance of precipitation in September

Any precipitation

Coyula gets around 157 mm of rain over 19.7 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 65% 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
575
674
773
873
972
1071
1170
1269
1368
1467
1566
1665
1764
1863
1962
2061
2160
2259
2357
2456
2555
2653
2752
2850
2949
3048

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the humid 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 (%)Muggy (%)
1120781
2221761
3221761
4221761
5222751
6223741
7223741
8224731
9225721
10226711
11226702
12327682
13327682
14327682
15427672
16428662
17528652
18528652
19628642
20728632
21828622
22928621
231028611
241129591
251329571
261429561
271529551
281630531
291731511
301831501

Wind in September

Winds average 6 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
186calm
196calm
206calm
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 6:40 AM to 6:47 AM, and sunset from 7:05 PM to 6:37 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.46:407:05
212.46:407:04
312.46:417:03
412.46:417:02
512.36:417:01
612.36:417:00
712.36:426:59
812.36:426:59
912.36:426:58
1012.26:426:57
1112.26:436:56
1212.26:436:55
1312.26:436:54
1412.26:436:53
1512.16:446:52
1612.16:446:51
1712.16:446:50
1812.16:446:49
1912.16:446:48
2012.06:456:47
2112.06:456:46
2212.06:456:45
2312.06:456:44
2412.06:466:43
2511.96:466:42
2611.96:466:41
2711.96:466:40
2811.96:476:39
2911.96:476:38
3011.86:476:37

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.49 kWh/m².

For context, solar energy here swings from a low near 4.77 kWh/m² to a high of 7.64 kWh/m² in April across the year — September's 5.49 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.7Bright
25.7Bright
35.7Bright
45.6Bright
55.6Bright
65.6Bright
75.6Bright
85.6Bright
95.6Bright
105.6Bright
115.6Bright
125.6Bright
135.5Bright
145.5Bright
155.5Bright
165.5Bright
175.5Bright
185.5Bright
195.5Bright
205.5Bright
215.5Bright
225.5Bright
235.4Bright
245.4Bright
255.4Bright
265.4Bright
275.4Bright
285.4Bright
295.4Bright
305.4Bright
Planning a trip in September

Hazard calendar for Coyula

In seasonPeak

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

Coyula'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 Coyula?

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

5.0
Sightseeing
8th-best month of the year
5.0
Beach & pool
10th-best month of the year

September is a reasonable time to visit Coyula for sightseeing.

What to pack for Coyula in September

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

In September, Coyula sees daytime highs around 27°C and nights near 17°C. Pack rain gear. Worth having: light clothes and sun protection. About 20 days see rain.

rain gearlight clothessun protection

UV index in Coyula in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Coyula peaks around May 13 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 at about 7 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highMay 13UV 13Dec 15UV 7
UV index (midday)Level
Jan8Very high
Feb10Extreme
Mar13Extreme
Apr13Extreme
May13Extreme
Jun13Extreme
Jul13Extreme
Aug13Extreme
Sep12Extreme
Oct10Very high
Nov8Very high
Dec7High

Air quality in Coyula 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 Coyula is worst in May — around 31 µg/m³ PM2.5 (moderate), about 2.3× the cleanest month (July, 13 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateMay 1530 µg/m³Jul 1914 µg/m³
PM2.5 (µg/m³)Level
Jan20Moderate
Feb18Moderate
Mar18Moderate
Apr23Moderate
May31Moderate
Jun17Moderate
Jul13Moderate
Aug15Moderate
Sep16Moderate
Oct16Moderate
Nov17Moderate
Dec20Moderate
Location & terrain

Where is Coyula?

Coyula sits at 20.7°N, 103.2°W, 1,548 m above sea level, in Mexico. The nearest listed city is Tonalá, 5.0 km away.

Topography around Coyula

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

Within 3 km, the terrain around Coyula has significant variations in elevation — a maximum elevation change of 455 m around an average of 1,562 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,121 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,409 m.

The land around Coyula is covered by artificial surfaces (49%) within 3 km, artificial surfaces (33%) and grassland (21%) within 16 km, and trees (28%), cropland (24%) and grassland (20%) within 80 km.

3 km
455 m
16 km
1,121 m
80 km
2,409 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Tonalá 5.0 km · Tlaquepaque 7.0 km · Guadalajara 13 km · Las Pintitas 13 km · Las Pintas de Arriba 14 km · San José del Quince 15 km · San José del Castillo 17 km · Zapotlanejo 17 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 Coyula (20.6614°, -103.2285°, elevation 1,548 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).