El Rosario weather in July

In July, El Rosario sees average daytime highs of 31°C and overnight lows near 23°C, with 236 mm of rain across 24 wet days and about 13.3 hours of daylight. It is the 3rd-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 31°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 13 h 24 min at the start of July to 13 h 06 min by month's end. Set against the rest of the year, July is El Rosario's 11th-clearest and 9th-windiest month. For the whole year in context, see El Rosario's year-round climate.

Daytime high
31°
3rd warmest
Overnight low
23°
12th coldest
Rainfall
236 mm
24 wet days
Daylight
13 h 18 min
5:30 AM – 6:48 PM
Cloud cover
78%
11th clearest
Wind
4 km/h
9th windiest
Solar energy
5.33 kWh/m²
Travel score
3.0
out of 10

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 31°C through the month.

A typical July day in El Rosario reaches about 31°C in the afternoon and slips back to 23°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 33°C. Set against its neighbours, July runs about 1°C cooler than June and on par with August.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13123
23123
33123
43123
53123
63123
73123
83123
93123
103123
113123
123123
133123
143123
153123
163123
173123
183123
193123
203123
213123
223123
233123
243123
253123
263123
273123
283123
293123
303123
313123

How July really feels in El Rosario

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.

El Rosario weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan26° / 13°202.110.78.1
Feb27° / 13°191.411.28.1
Mar29° / 14°50.611.87.4
Apr30° / 16°10.212.56.3
May32° / 19°30.513.15.2
Jun32° / 23°709.313.44.1
Jul31° / 23°2362413.33.0
Aug30° / 23°28126.112.82.9
Sep30° / 23°24424.312.13.2
Oct30° / 21°9211.311.55.0
Nov29° / 17°302.610.96.9
Dec27° / 14°182.310.68.0

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 13% of July, with mostly cloudy or overcast conditions the remaining 82%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12575
22377
32080
42080
51981
61981
71882
81783
91783
101783
111783
121783
131783
141783
151783
161783
171783
181783
191783
201783
211684
221684
231783
241783
251783
261783
271783
281783
291783
301783
311783

Chance of precipitation in July

Any precipitation

El Rosario gets around 236 mm of rain over 24 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 77% and peaks near 82% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
165
267
369
470
572
673
774
875
975
1076
1176
1276
1377
1477
1577
1678
1778
1878
1978
2079
2179
2279
2379
2480
2580
2680
2781
2881
2981
3082
3182

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 66% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
197417
287418
377419
467420
557421
647422
747323
837324
937225
1027127
1127028
1217029
1316930
1416831
1516633
1606634
1706535
1806436
1906436
2006337
2106238
2206238
2306139
2406040
2505941
2605842
2705743
2805644
2905545
3005446
3105347

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 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
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 13 h 24 min at the start of July to 13 h 06 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 5:25 AM to 5:37 AM, and sunset from 6:49 PM to 6:42 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.45:256:49
213.45:256:49
313.45:266:49
413.45:266:49
513.45:266:49
613.45:276:49
713.45:276:49
813.45:276:49
913.35:286:49
1013.35:286:49
1113.35:286:48
1213.35:296:48
1313.35:296:48
1413.35:306:48
1513.35:306:48
1613.35:306:48
1713.35:316:47
1813.35:316:47
1913.35:326:47
2013.25:326:47
2113.25:336:46
2213.25:336:46
2313.25:336:46
2413.25:346:45
2513.25:346:45
2613.25:356:44
2713.15:356:44
2813.15:366:44
2913.15:366:43
3013.15:366:43
3113.15:376:42

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 5.33 kWh/m².

For context, solar energy here swings from a low near 4.33 kWh/m² to a high of 7.68 kWh/m² in May across the year — July's 5.33 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.5Bright
25.4Bright
35.4Bright
45.4Bright
55.4Bright
65.3Bright
75.3Bright
85.3Bright
95.3Bright
105.3Bright
115.3Bright
125.3Bright
135.3Bright
145.3Bright
155.3Bright
165.4Bright
175.4Bright
185.4Bright
195.4Bright
205.4Bright
215.4Bright
225.4Bright
235.4Bright
245.3Bright
255.3Bright
265.3Bright
275.3Bright
285.3Bright
295.3Bright
305.3Bright
315.3Bright
Planning a trip in July

Hazard calendar for El Rosario

In seasonPeak

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

El Rosario sits in the eastern Pacific hurricane zone; the season peaks August–September.

El Rosario's monsoon runs July–September, when most of the year's rain falls.

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

Is July a good time to visit El Rosario?

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

3.0
Sightseeing
11th-best month of the year
4.4
Beach & pool
11th-best month of the year

July is a weaker month for outdoor sightseeing in El Rosario.

What to pack for El Rosario in July

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

In July, El Rosario sees daytime highs around 31°C and nights near 23°C. Pack light clothes and rain gear. Worth having: sun protection. About 24 days see rain.

light clothesrain gearsun protection

Sea temperature near El Rosario in July

The nearest coast averages about 29°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 31 km away) is warmest in August at about 30°C and coldest in March near 23°C.

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

20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan24Refreshing
Feb23Refreshing
Mar23Refreshing
Apr23Refreshing
May26Warm
Jun28Warm
Jul29Tropical
Aug30Tropical
Sep30Tropical
Oct30Tropical
Nov28Warm
Dec25Warm

UV index in El Rosario 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 El Rosario peaks around May 17 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecHighVery highExtremeVery highHighMay 17UV 12Dec 20UV 6
UV index (midday)Level
Jan6High
Feb9Very high
Mar10Extreme
Apr12Extreme
May12Extreme
Jun12Extreme
Jul12Extreme
Aug12Extreme
Sep11Extreme
Oct8Very high
Nov6High
Dec6High

Air quality in El Rosario 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 El Rosario is worst in May — around 22 µg/m³ PM2.5 (moderate), about 3.8× the cleanest month (January, 6 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodMay 1821 µg/m³Jan 166 µg/m³
PM2.5 (µg/m³)Level
Jan6Good
Feb6Good
Mar7Good
Apr11Good
May22Moderate
Jun14Moderate
Jul8Good
Aug8Good
Sep9Good
Oct8Good
Nov7Good
Dec6Good
Location & terrain

Where is El Rosario?

El Rosario sits at 23.0°N, 105.9°W, 33 m above sea level, in Mexico. The nearest listed city is Escuinapa de Hidalgo, 19 km away.

Topography around El Rosario

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

Within 3 km, the terrain around El Rosario has only modest variations in elevation — a maximum elevation change of 222 m around an average of 42 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 915 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,912 m.

The land around El Rosario is covered by trees (43%) and cropland (25%) within 3 km, trees (68%) within 16 km, and trees (59%) and water (25%) within 80 km.

3 km
222 m
16 km
915 m
80 km
2,912 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwatermangroves
July weather nearby: Escuinapa de Hidalgo 19 km · Mazatlan 63 km · Pueblo Nuevo 66 km · Acaponeta 75 km · El Salto 101 km · Tuxpan 130 km · Santiago Ixcuintla 147 km · La Cruz 148 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 El Rosario (22.9903°, -105.8542°, elevation 33 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).