Hunucmá weather in September

In September, Hunucmá sees average daytime highs of 32°C and overnight lows near 24°C, with 113 mm of rain across 19 wet days and about 12.1 hours of daylight. It is the 6th-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 26% 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 Hunucmá's 12th-clearest and 12th-windiest month. For the whole year in context, see Hunucmá's year-round climate.

Daytime high
32°
6th warmest
Overnight low
24°
9th coldest
Rainfall
113 mm
19 wet days
Daylight
12 h 06 min
5:50 AM – 5:57 PM
Cloud cover
63%
12th clearest
Wind
10 km/h
12th windiest
Solar energy
5.68 kWh/m²
Travel score
3.1
out of 10

Hunucmá is city in Yucatan, Mexico.

Founded
1571

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 Hunucmá reaches about 32°C in the afternoon and slips back to 24°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 34°C. Set against its neighbours, September runs about 1°C cooler than August and about 1°C warmer than October.

20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
13325
23325
33325
43325
53325
63325
73325
83325
93225
103225
113225
123225
133225
143225
153225
163225
173225
183225
193224
203224
213224
223224
233224
243224
253224
263224
273224
283224
293224
303124

How September really feels in Hunucmá

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.

Hunucmá weather by month

How September compares with the rest of the year at a glance. September is the 6th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 20°19410.97.2
Feb30° / 20°14311.36.4
Mar31° / 21°122.411.95.3
Apr33° / 23°163.612.54.0
May34° / 24°376.8133.4
Jun33° / 25°10214.813.33.0
Jul33° / 25°631413.13.2
Aug33° / 25°8015.812.73.1
Sep32° / 24°1131912.13.1
Oct31° / 24°7713.211.54.3
Nov29° / 22°275.9116.0
Dec28° / 20°194.110.76.8

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 26% of the time in September, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 22% of September, with mostly cloudy or overcast conditions the remaining 52%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14753
24753
34753
44654
54654
64555
74654
84753
94753
104753
114852
124951
135050
145050
155149
165149
175149
185149
195248
205149
215149
225050
235050
244951
254852
264753
274852
284753
294753
304753

Chance of precipitation in September

Any precipitation

Hunucmá gets around 113 mm of rain over 19 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 62% and peaks near 63% on the wettest days.

0%20%40%60%151015202530
Rain chance (%)
160
261
362
462
563
663
763
863
963
1063
1163
1262
1362
1462
1562
1662
1762
1862
1962
2062
2162
2262
2362
2462
2562
2662
2762
2862
2961
3060

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 58% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1006040
2005941
3005941
4005941
5005941
6005842
7005842
8005842
9005842
10005842
11005941
12005941
13005941
14005941
15005941
16005941
17005941
18005941
19015841
20015841
21015841
22015940
23025840
24025939
25025939
26035839
27035938
28045838
29045937
30145837

Wind in September

Winds average 10 km/h in September, the calmest month.

Across September, daily wind ranges from about 10 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm

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 5:47 AM to 5:54 AM, and sunset from 6:12 PM to 5:44 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.45:476:12
212.45:476:11
312.45:476:10
412.45:476:09
512.35:486:08
612.35:486:07
712.35:486:06
812.35:486:05
912.35:496:04
1012.25:496:03
1112.25:496:02
1212.25:496:01
1312.25:506:00
1412.25:505:59
1512.15:505:58
1612.15:505:57
1712.15:515:56
1812.15:515:55
1912.15:515:54
2012.05:515:53
2112.05:525:52
2212.05:525:51
2312.05:525:50
2412.05:525:49
2511.95:535:49
2611.95:535:48
2711.95:535:47
2811.95:535:46
2911.95:545:45
3011.85:545:44

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.68 kWh/m².

For context, solar energy here swings from a low near 4 kWh/m² to a high of 6.81 kWh/m² in May across the year — September's 5.68 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
16.1Intense
26.0Intense
36.0Intense
46.0Intense
56.0Bright
66.0Bright
75.9Bright
85.9Bright
95.9Bright
105.8Bright
115.8Bright
125.8Bright
135.8Bright
145.8Bright
155.7Bright
165.7Bright
175.7Bright
185.6Bright
195.6Bright
205.6Bright
215.5Bright
225.5Bright
235.5Bright
245.4Bright
255.4Bright
265.3Bright
275.3Bright
285.3Bright
295.2Bright
305.2Bright
Planning a trip in September

Hazard calendar for Hunucmá

In seasonPeak

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

Hunucmá sits in the Atlantic hurricane belt; the season peaks August–October.

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

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

Is September a good time to visit Hunucmá?

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

3.1
Sightseeing
10th-best month of the year
5.1
Beach & pool
12th-best month of the year

September is a weaker month for outdoor sightseeing in Hunucmá.

What to pack for Hunucmá in September

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

In September, Hunucmá sees daytime highs around 32°C and nights near 24°C. Pack light clothes and rain gear. Worth having: sun protection. About 19 days see rain.

light clothesrain gearsun protection

Sea temperature near Hunucmá in September

The nearest coast averages about 28°C in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 28 km away) is warmest in September at about 28°C and coldest in January near 24°C.

The water stays above 20°C all year — warm enough for a swim any month.

22°24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan24Refreshing
Feb24Refreshing
Mar25Warm
Apr26Warm
May27Warm
Jun27Warm
Jul27Warm
Aug28Warm
Sep28Tropical
Oct28Warm
Nov26Warm
Dec25Warm

UV index in Hunucmá 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 Hunucmá peaks around June 16 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 17 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 highHighJun 16UV 12Dec 17UV 6
UV index (midday)Level
Jan7High
Feb9Very high
Mar11Extreme
Apr12Extreme
May11Extreme
Jun12Extreme
Jul11Extreme
Aug12Extreme
Sep11Extreme
Oct10Very high
Nov7High
Dec6High

Air quality in Hunucmá 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 Hunucmá is worst in June — around 26 µg/m³ PM2.5 (moderate), about 3.4× the cleanest month (November, 8 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJun 2025 µg/m³Nov 228 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb9Good
Mar11Good
Apr21Moderate
May20Moderate
Jun26Moderate
Jul24Moderate
Aug19Moderate
Sep15Moderate
Oct10Good
Nov8Good
Dec8Good
Location & terrain

Where is Hunucmá?

Hunucmá sits at 21.0°N, 89.9°W, 7 m above sea level, in Mexico. The nearest listed city is Umán, 20 km away.

Topography around Hunucmá

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

Within 3 km, the terrain around Hunucmá has only modest variations in elevation — a maximum elevation change of 9 m around an average of 7 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 15 m; within 80 km, only modest variations in elevation — a maximum elevation change of 152 m.

The land around Hunucmá is covered by trees (68%) and grassland (20%) within 3 km, trees (88%) within 16 km, and trees (54%) and water (33%) within 80 km.

3 km
9 m
16 km
15 m
80 km
152 m
treesshrubsgrasslandartificial surfaceswatermangroves
September weather nearby: Umán 20 km · Merida 27 km · Kanasín 34 km · Progreso 37 km · Motul 62 km · Ticul 77 km · Izamal 90 km · Oxkutzkab 92 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 Hunucmá (21.0164°, -89.8772°, elevation 7 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).