Umán weather in October

In October, Umán sees average daytime highs of 32°C and overnight lows near 23°C, with 88 mm of rain across 13.9 wet days and about 11.5 hours of daylight. It is the 8th-warmest and 4th-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 32% of the time in October, and the air most often feels oppressive.

Daylight stretches from about 11 h 48 min at the start of October to 11 h 12 min by month's end. Set against the rest of the year, October is Umán's 9th-clearest and 10th-windiest month. For the whole year in context, see Umán's year-round climate.

Daytime high
32°
8th warmest
Overnight low
23°
7th coldest
Rainfall
88 mm
13.9 wet days
Daylight
11 h 30 min
5:59 AM – 5:29 PM
Cloud cover
58%
9th clearest
Wind
9 km/h
10th windiest
Solar energy
4.84 kWh/m²
Travel score
3.9
out of 10

Umán is city in Yucatán, Mexico.

Founded
1921

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

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 32°C through the month.

A typical October day in Umán 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 34°C. Set against its neighbours, October runs about 2°C cooler than September and about 2°C warmer than November.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13224
23223
33223
43223
53223
63223
73223
83223
93223
103223
113223
123223
133223
143223
153223
163223
173223
183223
193123
203123
213122
223122
233122
243122
253122
263122
273122
283122
293122
303122
313122

How October really feels in Umán

Once humidity and wind are folded in, October averages 31 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
31
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

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

Umán weather by month

How October compares with the rest of the year at a glance. October is the 8th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 19°204.310.96.4
Feb31° / 19°153.311.35.6
Mar33° / 21°14311.94.3
Apr35° / 22°224.312.53.0
May36° / 24°507.8132.4
Jun35° / 25°12316.513.22.3
Jul34° / 24°8215.113.12.5
Aug34° / 24°991712.72.4
Sep33° / 24°13919.612.12.6
Oct32° / 23°8813.911.53.9
Nov30° / 21°306.4115.5
Dec29° / 19°234.310.86.3

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 32% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 22% of October, with mostly cloudy or overcast conditions the remaining 46%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14456
24456
34555
44753
54852
64951
75050
85149
95248
105248
115347
125446
135446
145545
155545
165644
175644
185743
195644
205743
215743
225842
235743
245842
255743
265842
275842
285941
295941
306040
316139

Chance of precipitation in October

Any precipitation

Umán gets around 88 mm of rain over 13.9 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 45% and peaks near 63% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
163
262
361
460
558
657
756
855
953
1052
1151
1250
1348
1447
1546
1645
1744
1843
1941
2040
2139
2237
2336
2435
2534
2634
2733
2833
2932
3031
3131

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the oppressive band about 58% of days. Sticky, muggy-or-worse air turns up on roughly 94% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
10135640
20145639
30145738
40145837
50155836
60155935
70256033
80266032
90266230
100276229
110376228
120386227
130396325
1404106224
1504106323
1605116222
1705126221
1805136220
1906156019
2006166018
2117175817
2217185816
2318195616
2418205615
2519205614
2619215613
27110215513
28210225412
29211225411
30211235410
31212235310

Wind in October

Winds average 9 km/h in October.

Across October, daily wind ranges from about 9 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in October

DaylightNight

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

Days shrink by about 36 minutes over October. Sunrise moves from 5:54 AM to 6:05 AM, and sunset from 5:42 PM to 5:20 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.85:545:42
211.85:545:41
311.85:545:40
411.75:555:40
511.75:555:39
611.75:555:38
711.75:555:37
811.75:565:36
911.65:565:35
1011.65:565:34
1111.65:575:33
1211.65:575:33
1311.65:585:32
1411.65:585:31
1511.55:585:30
1611.55:595:29
1711.55:595:29
1811.55:595:28
1911.56:005:27
2011.46:005:26
2111.46:015:26
2211.46:015:25
2311.46:025:24
2411.46:025:24
2511.36:035:23
2611.36:035:22
2711.36:035:22
2811.36:045:21
2911.36:045:21
3011.36:055:20
3111.26:055:20

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 4.84 kWh/m².

For context, solar energy here swings from a low near 3.95 kWh/m² to a high of 6.73 kWh/m² in May across the year — October's 4.84 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.1Bright
25.1Bright
35.1Bright
45.1Bright
55.0Bright
65.0Bright
75.0Bright
85.0Bright
95.0Bright
105.0Bright
115.0Bright
124.9Bright
134.9Bright
144.9Bright
154.9Bright
164.9Bright
174.8Bright
184.8Bright
194.8Bright
204.8Bright
214.8Bright
224.7Bright
234.7Bright
244.7Bright
254.7Bright
264.7Bright
274.6Bright
284.6Bright
294.6Bright
304.6Bright
314.5Bright
Planning a trip in October

Hazard calendar for Umán

In seasonPeak

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

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

Umán'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 October a good time to visit Umán?

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

3.9
Sightseeing
6th-best month of the year
5.9
Beach & pool
7th-best month of the year

October is a weaker month for outdoor sightseeing in Umán.

What to pack for Umán in October

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

In October, Umán sees daytime highs around 32°C and nights near 23°C. Pack light clothes and rain gear. Worth having: sun protection. About 14 days see rain.

light clothesrain gearsun protection

Sea temperature near Umán in October

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

The sea at the nearest coast (about 48 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 Umán in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Umán peaks around June 16 at about 13 (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 13Dec 17UV 6
UV index (midday)Level
Jan7High
Feb10Very high
Mar11Extreme
Apr12Extreme
May11Extreme
Jun13Extreme
Jul11Extreme
Aug12Extreme
Sep11Extreme
Oct10Very high
Nov7High
Dec6High

Air quality in Umán in October

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Umán 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 Umán?

Umán sits at 20.9°N, 89.7°W, 15 m above sea level, in Mexico. The nearest listed city is Merida, 16 km away.

Topography around Umán

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

Within 3 km, the terrain around Umán has only modest variations in elevation — a maximum elevation change of 13 m around an average of 10 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 33 m; within 80 km, only modest variations in elevation — a maximum elevation change of 152 m.

The land around Umán is covered by trees (69%) within 3 km, trees (79%) within 16 km, and trees (64%) and water (24%) within 80 km.

3 km
13 m
16 km
33 m
80 km
152 m
treesshrubsgrasslandartificial surfaceswatermangroves
October weather nearby: Merida 16 km · Hunucmá 20 km · Kanasín 21 km · Progreso 45 km · Motul 54 km · Ticul 58 km · Oxkutzkab 72 km · Izamal 76 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 Umán (20.8815°, -89.748°, elevation 15 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).