Mapastepec weather in July

In July, Mapastepec sees average daytime highs of 30°C and overnight lows near 23°C, with 314 mm of rain across 28.1 wet days and about 12.8 hours of daylight. It is the 8th-warmest and 4th-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 5% of the time in July, and the air most often feels oppressive.

Daylight stretches from about 12 h 54 min at the start of July to 12 h 42 min by month's end. Set against the rest of the year, July is Mapastepec's 9th-clearest and 11th-windiest month. For the whole year in context, see Mapastepec's year-round climate.

Daytime high
30°
8th warmest
Overnight low
23°
10th coldest
Rainfall
314 mm
28.1 wet days
Daylight
12 h 48 min
5:52 AM – 6:42 PM
Cloud cover
81%
9th clearest
Wind
4 km/h
11th windiest
Solar energy
5.9 kWh/m²
Travel score
2.8
out of 10

Mapastepec is municipal seat of Mapastepec, State of Chiapas, Mexico.

Founded
1486

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

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 30°C through the month.

A typical July day in Mapastepec reaches about 30°C in the afternoon and slips back to 23°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 32°C. Set against its neighbours, July runs on par with June and on par with August.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13023
23023
33023
43023
53023
63023
73023
83023
93023
103023
113023
123023
133023
143023
153023
163023
173023
183023
193023
203023
213023
223023
233023
243023
253023
263023
273023
283023
293023
303023
313023

How July really feels in Mapastepec

Once humidity and wind are folded in, July 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 July is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Mapastepec weather by month

How July compares with the rest of the year at a glance. July 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
Jan31° / 21°30.911.26.0
Feb32° / 21°30.911.55.6
Mar32° / 22°72.311.95.1
Apr32° / 23°337.212.34.4
May31° / 23°1792012.73.5
Jun30° / 23°33825.812.93.0
Jul30° / 23°31428.112.82.8
Aug30° / 23°35428.412.52.9
Sep29° / 23°44927.412.13.0
Oct30° / 22°29924.911.63.4
Nov30° / 22°9011.411.35.0
Dec31° / 21°92.211.16.1

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 5% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 11% of July, with mostly cloudy or overcast conditions the remaining 84%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11288
21387
31387
41387
51486
61486
71585
81585
91684
101684
111684
121783
131783
141783
151783
161882
171882
181981
191981
201981
211882
221882
231882
241882
251882
261783
271783
281783
291783
301684
311684

Chance of precipitation in July

Any precipitation

Mapastepec gets around 314 mm of rain over 28.1 wet days in July. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 91% and peaks near 92% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
191
291
392
492
592
692
792
892
991
1091
1191
1291
1391
1491
1591
1690
1790
1890
1990
2090
2190
2290
2390
2490
2590
2690
2791
2891
2991
3091
3192

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the oppressive band about 89% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
10919
20919
30928
40928
50928
60928
71918
81918
91918
101918
111918
121918
131918
141909
151909
161909
1718910
1818910
1918811
2018811
2118811
2218712
2318712
2418712
2508812
2608812
2708713
2808713
2908713
3008713
3108713

Wind in July

Winds average 4 km/h in July.

Across July, 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.

0246810151015202531
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
314calm

Sunrise & sunset in July

DaylightNight

Daylight runs from about 12 h 54 min at the start of July to 12 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 12 minutes over July. Sunrise moves from 5:48 AM to 5:57 AM, and sunset from 6:42 PM to 6:39 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.95:486:42
212.95:486:42
312.95:486:42
412.95:496:42
512.95:496:42
612.95:496:43
712.95:496:43
812.95:506:43
912.95:506:43
1012.95:506:43
1112.95:516:43
1212.95:516:43
1312.95:516:42
1412.85:526:42
1512.85:526:42
1612.85:526:42
1712.85:526:42
1812.85:536:42
1912.85:536:42
2012.85:536:42
2112.85:546:42
2212.85:546:41
2312.85:546:41
2412.85:556:41
2512.85:556:41
2612.85:556:40
2712.75:556:40
2812.75:566:40
2912.75:566:40
3012.75:566:39
3112.75:576:39

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 5.9 kWh/m².

For context, solar energy here swings from a low near 5.03 kWh/m² to a high of 6.82 kWh/m² in April across the year — July's 5.9 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.5Bright
25.6Bright
35.6Bright
45.6Bright
55.7Bright
65.7Bright
75.7Bright
85.7Bright
95.8Bright
105.8Bright
115.8Bright
125.8Bright
135.8Bright
145.9Bright
155.9Bright
165.9Bright
175.9Bright
186.0Bright
196.0Bright
206.0Bright
216.0Intense
226.0Intense
236.0Intense
246.0Intense
256.0Intense
266.0Intense
276.0Intense
286.0Intense
296.0Intense
306.0Intense
316.0Intense
Planning a trip in July

Hazard calendar for Mapastepec

In seasonPeak

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

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

Mapastepec's monsoon runs June–October, when most of the year's rain falls.

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

Is July a good time to visit Mapastepec?

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

2.8
Sightseeing
12th-best month of the year
3.9
Beach & pool
12th-best month of the year

July is a weaker month for outdoor sightseeing in Mapastepec.

What to pack for Mapastepec in July

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

In July, Mapastepec sees daytime highs around 30°C and nights near 23°C. Pack light clothes and rain gear. Worth having: sun protection. About 28 days see rain.

light clothesrain gearsun protection

Sea temperature near Mapastepec in July

The nearest coast averages about 30°C in July — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 25 km away) is warmest in August at about 31°C and coldest in February near 28°C.

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

26°28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan29Tropical
Feb28Tropical
Mar29Tropical
Apr30Tropical
May30Tropical
Jun30Tropical
Jul30Tropical
Aug31Tropical
Sep30Tropical
Oct30Tropical
Nov30Tropical
Dec29Tropical

UV index in Mapastepec in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Mapastepec peaks around April 11 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 9 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highApr 11UV 14Dec 20UV 9
UV index (midday)Level
Jan9Very high
Feb13Extreme
Mar13Extreme
Apr14Extreme
May12Extreme
Jun13Extreme
Jul13Extreme
Aug13Extreme
Sep12Extreme
Oct11Extreme
Nov9Very high
Dec9Very high

Air quality in Mapastepec in July

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Mapastepec is worst in May — around 36 µg/m³ PM2.5 (poor), about 3.6× the cleanest month (January, 10 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodMay 1335 µg/m³Jan 110 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb10Good
Mar16Moderate
Apr30Moderate
May36Poor
Jun20Moderate
Jul22Moderate
Aug19Moderate
Sep18Moderate
Oct15Moderate
Nov12Good
Dec10Good
Location & terrain

Where is Mapastepec?

Mapastepec sits at 15.4°N, 92.9°W, 44 m above sea level, in Mexico. The nearest listed city is Pijijiapan, 43 km away.

Topography around Mapastepec

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

Within 3 km, the terrain around Mapastepec has only modest variations in elevation — a maximum elevation change of 73 m around an average of 40 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,919 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,181 m.

The land around Mapastepec is covered by grassland (69%) within 3 km, trees (49%) and grassland (48%) within 16 km, and trees (49%) and water (26%) within 80 km.

3 km
73 m
16 km
1,919 m
80 km
3,181 m
treesshrubsgrasslandcroplandartificial surfaceswaterwetlandmangroves
July weather nearby: Pijijiapan 43 km · Huixtla 57 km · Motozintla 70 km · Comalapa 85 km · Tapachula 90 km · Cacahoatán 93 km · Villaflores 97 km · Venustiano Carranza 107 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 Mapastepec (15.4336°, -92.9004°, elevation 44 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).