Salina Cruz weather in July

In July, Salina Cruz sees average daytime highs of 34°C and overnight lows near 25°C, with 122 mm of rain across 11.6 wet days and about 12.9 hours of daylight. It is the 3rd-warmest and 4th-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 July, and the air most often feels oppressive.

Daylight stretches from about 13 hours at the start of July to 12 h 42 min by month's end. Set against the rest of the year, July is Salina Cruz's 9th-clearest and 8th-windiest month. For the whole year in context, see Salina Cruz's year-round climate.

Daytime high
34°
3rd warmest
Overnight low
25°
12th coldest
Rainfall
122 mm
11.6 wet days
Daylight
12 h 54 min
6:00 AM – 6:53 PM
Cloud cover
70%
9th clearest
Wind
12 km/h
8th windiest
Solar energy
6.32 kWh/m²
Travel score
3.0
out of 10

Salina Cruz is municipal seat of Salina Cruz, State of Oaxaca, Mexico.

Density
744/km²
people per km²
Founded
1522

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 34°C through the month.

A typical July day in Salina Cruz reaches about 34°C in the afternoon and slips back to 25°C overnight — a 9°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, July runs about 1°C warmer than June and on par with August.

20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13325
23325
33325
43325
53325
63325
73325
83325
93325
103325
113325
123325
133325
143425
153425
163425
173425
183425
193425
203425
213425
223425
233425
243425
253425
263425
273425
283425
293425
303425
313425

How July really feels in Salina Cruz

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.

Salina Cruz weather by month

How July compares with the rest of the year at a glance. July is the 3rd-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 21°30.811.16.5
Feb31° / 21°30.811.55.7
Mar33° / 22°4111.94.8
Apr34° / 24°61.712.43.8
May34° / 25°679.912.73.0
Jun33° / 25°23317.812.92.9
Jul34° / 25°12211.612.93.0
Aug34° / 25°16314.612.52.8
Sep32° / 25°20617.412.13.1
Oct32° / 24°848.611.64.1
Nov32° / 23°151.711.25.3
Dec31° / 21°40.811.16.2

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 19% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 15% of July, with mostly cloudy or overcast conditions the remaining 66%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12872
22971
32971
43070
53070
63070
73169
83268
93367
103466
113466
123565
133664
143565
153565
163565
173763
183763
193763
203763
213664
223664
233664
243664
253664
263664
273664
283664
293664
303763
313763

Chance of precipitation in July

Any precipitation

Salina Cruz gets around 122 mm of rain over 11.6 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 38% and peaks near 52% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
152
251
350
449
548
647
746
845
943
1042
1141
1240
1339
1438
1537
1636
1735
1834
1933
2033
2132
2231
2331
2431
2530
2630
2730
2831
2931
3031
3132

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 62% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
1155827
2165826
3165925
4175924
5176023
6185923
7186022
8186121
9196120
10196219
11196318
12196417
13206317
14206416
15206416
16206515
17206515
18206515
19216514
20216514
21216514
22226414
23226414
24236314
25236215
26246115
27256015
28265915
29265915
30275815
31275716

Wind in July

Winds average 12 km/h in July.

Across July, daily wind ranges from about 10 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
210calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1112calm
1212calm
1312calm
1412calm
1512calm
1612calm
1712calm
1812calm
1912light breeze
2012light breeze
2112light breeze
2212light breeze
2312light breeze
2412light breeze
2512light breeze
2612light breeze
2712light breeze
2812light breeze
2912light breeze
3012light breeze
3112light breeze

Sunrise & sunset in July

DaylightNight

Daylight runs from about 13 hours 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 18 minutes over July. Sunrise moves from 5:56 AM to 6:05 AM, and sunset from 6:53 PM to 6:49 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.05:566:53
212.95:566:53
312.95:566:53
412.95:566:53
512.95:576:53
612.95:576:53
712.95:576:53
812.95:586:53
912.95:586:53
1012.95:586:53
1112.95:596:53
1212.95:596:53
1312.95:596:53
1412.95:596:53
1512.96:006:53
1612.96:006:53
1712.96:006:53
1812.96:016:52
1912.96:016:52
2012.86:016:52
2112.86:026:52
2212.86:026:52
2312.86:026:52
2412.86:036:51
2512.86:036:51
2612.86:036:51
2712.86:036:50
2812.86:046:50
2912.86:046:50
3012.86:046:49
3112.76:056:49

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 6.32 kWh/m².

For context, solar energy here swings from a low near 5.2 kWh/m² to a high of 7.02 kWh/m² in April across the year — July's 6.32 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.8Bright
25.9Bright
35.9Bright
45.9Bright
56.0Bright
66.0Intense
76.0Intense
86.1Intense
96.1Intense
106.2Intense
116.2Intense
126.2Intense
136.3Intense
146.3Intense
156.3Intense
166.4Intense
176.4Intense
186.4Intense
196.4Intense
206.5Intense
216.5Intense
226.5Intense
236.5Intense
246.5Intense
256.5Intense
266.5Intense
276.5Intense
286.5Intense
296.5Intense
306.5Intense
316.5Intense
Planning a trip in July

Hazard calendar for Salina Cruz

In seasonPeak

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

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

Salina Cruz's monsoon runs June–September, 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 Salina Cruz?

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

3.0
Sightseeing
9th-best month of the year
5.6
Beach & pool
9th-best month of the year

July is a weaker month for outdoor sightseeing in Salina Cruz.

What to pack for Salina Cruz in July

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

In July, Salina Cruz sees daytime highs around 34°C and nights near 25°C. Pack light clothes and sun protection. Worth having: rain gear. About 12 days see rain.

light clothessun protectionrain gear

Sea temperature near Salina Cruz 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 offshore is warmest in August at about 30°C and coldest in January near 26°C.

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

24°26°28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan26Warm
Feb26Warm
Mar27Warm
Apr28Tropical
May29Tropical
Jun30Tropical
Jul30Tropical
Aug30Tropical
Sep30Tropical
Oct29Tropical
Nov27Warm
Dec27Warm

UV index in Salina Cruz in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July 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 Salina Cruz peaks around April 15 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 at about 8 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highApr 15UV 12Dec 19UV 8
UV index (midday)Level
Jan8Very high
Feb11Extreme
Mar12Extreme
Apr13Extreme
May12Extreme
Jun12Extreme
Jul12Extreme
Aug13Extreme
Sep11Extreme
Oct11Extreme
Nov9Very high
Dec8Very high

Air quality in Salina Cruz 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 Salina Cruz is worst in May — around 32 µg/m³ PM2.5 (moderate), about 3.9× the cleanest month (November, 8 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodMay 1531 µg/m³Nov 238 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb9Good
Mar14Moderate
Apr25Moderate
May32Moderate
Jun21Moderate
Jul27Moderate
Aug20Moderate
Sep18Moderate
Oct11Good
Nov8Good
Dec8Good
Location & terrain

Where is Salina Cruz?

Salina Cruz sits at 16.2°N, 95.2°W, 8 m above sea level, in Mexico. The nearest listed city is Santo Domingo Tehuantepec, 17 km away.

Topography around Salina Cruz

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

Within 3 km, the terrain around Salina Cruz has only modest variations in elevation — a maximum elevation change of 214 m around an average of 36 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 691 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,791 m.

The land around Salina Cruz is covered by artificial surfaces (33%) and water (27%) within 3 km, water (44%) and trees (21%) within 16 km, and water (35%) and trees (34%) within 80 km.

3 km
214 m
16 km
691 m
80 km
2,791 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwatermangroves
July weather nearby: Santo Domingo Tehuantepec 17 km · Heroica Ciudad de Juchitán de Zaragoza 34 km · Ixtepec 44 km · Matías Romero Avendaño 80 km · Crucecita 110 km · Arriaga 138 km · Miahuatlán de Porfirio Díaz 151 km · Tonalá 154 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 Salina Cruz (16.1754°, -95.1942°, elevation 8 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).