Peto weather in September

In September, Peto sees average daytime highs of 34°C and overnight lows near 24°C, with 141 mm of rain across 20.4 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 34°C through the month. The sky is clear or mostly clear about 19% 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 Peto's 12th-clearest and 12th-windiest month. For the whole year in context, see Peto's year-round climate.

Daytime high
34°
6th warmest
Overnight low
24°
8th coldest
Rainfall
141 mm
20.4 wet days
Daylight
12 h 06 min
5:47 AM – 5:53 PM
Cloud cover
67%
12th clearest
Wind
7 km/h
12th windiest
Solar energy
5.29 kWh/m²
Travel score
2.4
out of 10

Peto is city in Yucatan, Mexico.

Founded
1549

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 34°C through the month.

A typical September day in Peto reaches about 34°C in the afternoon and slips back to 24°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 31°C and 36°C. Set against its neighbours, September runs about 1°C cooler than August and about 2°C warmer than October.

20°25°30°35°40°151015202530
Avg high (°C)Avg low (°C)
13424
23424
33424
43424
53424
63424
73424
83424
93424
103424
113424
123424
133424
143424
153424
163424
173424
183424
193424
203424
213324
223323
233323
243323
253323
263323
273323
283323
293323
303323

How September really feels in Peto

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
23 feel dangerously hot (≥ 39°C)
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.

Peto 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
Jan30° / 18°224.310.96.0
Feb31° / 19°112.811.35.2
Mar34° / 20°14311.93.9
Apr35° / 22°274.312.42.7
May36° / 24°537.712.92.2
Jun34° / 24°12015.713.22.4
Jul35° / 24°7815.613.12.3
Aug35° / 24°10218.312.72.2
Sep34° / 24°14120.412.12.4
Oct32° / 22°10114.911.53.5
Nov31° / 20°336.8115.1
Dec30° / 19°214.410.85.9

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 19% 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 60%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14456
24357
34258
44159
54159
64060
74060
84060
94060
104060
114159
124258
134258
144258
154258
164258
174159
184159
194159
204060
214060
224060
233961
243961
253862
263862
273763
283664
293664
303763

Chance of precipitation in September

Any precipitation

Peto gets around 141 mm of rain over 20.4 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 67% and peaks near 68% on the wettest days.

0%20%40%60%80%151015202530
Rain chance (%)
166
267
367
467
567
667
767
867
967
1066
1166
1266
1366
1466
1566
1666
1766
1867
1967
2067
2168
2268
2368
2468
2568
2668
2767
2867
2966
3066

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 68% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1017128
2017128
3017128
4017029
5017029
6017029
7017029
8016930
9016930
10016930
11016831
12006931
13006931
14006832
15006832
16006832
17016633
18016633
19016633
20016633
21016633
22016633
23026533
24026632
25026632
26036631
27036631
28046630
29046630
30146629

Wind in September

Winds average 7 km/h in September, the calmest month.

Across September, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
217calm
227calm
237calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm

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 5:43 AM to 5:50 AM, and sunset from 6:08 PM to 5:40 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.45:436:08
212.45:446:07
312.45:446:06
412.35:446:05
512.35:446:04
612.35:446:03
712.35:456:02
812.35:456:01
912.35:456:00
1012.25:455:59
1112.25:465:58
1212.25:465:57
1312.25:465:56
1412.25:465:55
1512.15:465:54
1612.15:475:53
1712.15:475:52
1812.15:475:51
1912.15:475:51
2012.05:475:50
2112.05:485:49
2212.05:485:48
2312.05:485:47
2412.05:485:46
2511.95:495:45
2611.95:495:44
2711.95:495:43
2811.95:495:42
2911.95:505:41
3011.85:505:40

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.29 kWh/m².

For context, solar energy here swings from a low near 3.79 kWh/m² to a high of 6.34 kWh/m² in April across the year — September's 5.29 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.7Bright
25.7Bright
35.6Bright
45.6Bright
55.6Bright
65.6Bright
75.6Bright
85.5Bright
95.5Bright
105.5Bright
115.5Bright
125.4Bright
135.4Bright
145.4Bright
155.3Bright
165.3Bright
175.3Bright
185.2Bright
195.2Bright
205.2Bright
215.1Bright
225.1Bright
235.0Bright
245.0Bright
255.0Bright
264.9Bright
274.9Bright
284.8Bright
294.8Bright
304.8Bright
Planning a trip in September

Hazard calendar for Peto

In seasonPeak

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

Peto'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 Peto?

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

2.4
Sightseeing
8th-best month of the year
4.6
Beach & pool
12th-best month of the year

September is a weaker month for outdoor sightseeing in Peto.

What to pack for Peto in September

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

In September, Peto sees daytime highs around 34°C and nights near 24°C. Pack light clothes and rain gear. Worth having: sun protection. About 20 days see rain.

light clothesrain gearsun protection

UV index in Peto 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 Peto peaks around June 17 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 highHighJun 17UV 13Dec 15UV 7
UV index (midday)Level
Jan7Very high
Feb10Very high
Mar12Extreme
Apr12Extreme
May11Extreme
Jun13Extreme
Jul12Extreme
Aug12Extreme
Sep12Extreme
Oct10Very high
Nov7Very high
Dec7High

Air quality in Peto 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 Peto is worst in April — around 29 µg/m³ PM2.5 (moderate), about 3.5× the cleanest month (January, 8 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodApr 1928 µg/m³Jan 18 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb9Good
Mar13Moderate
Apr29Moderate
May23Moderate
Jun27Moderate
Jul28Moderate
Aug21Moderate
Sep17Moderate
Oct12Good
Nov9Good
Dec8Good
Location & terrain

Where is Peto?

Peto sits at 20.1°N, 88.9°W, 36 m above sea level, in Mexico. The nearest listed city is Ek Balam, 15 km away.

Topography around Peto

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

Within 3 km, the terrain around Peto has only modest variations in elevation — a maximum elevation change of 20 m around an average of 38 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 34 m; within 80 km, only modest variations in elevation — a maximum elevation change of 202 m.

The land around Peto is covered by trees (86%) within 3 km, trees (95%) within 16 km, and trees (97%) within 80 km.

3 km
20 m
16 km
34 m
80 km
202 m
treesgrasslandcroplandartificial surfaces
September weather nearby: Ek Balam 15 km · Tecax 39 km · Oxkutzkab 55 km · Chichen Itza 71 km · Ticul 71 km · Izamal 90 km · Valladolid 98 km · Felipe Carrillo Puerto 110 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 Peto (20.1261°, -88.923°, elevation 36 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).