Bacalar weather in July

In July, Bacalar sees average daytime highs of 32°C and overnight lows near 25°C, with 106 mm of rain across 20.1 wet days and about 13 hours of daylight. It is the 4th-warmest and 5th-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 27% of the time in July, and the air most often feels miserable.

Daylight stretches from about 13 h 06 min at the start of July to 12 h 54 min by month's end. Set against the rest of the year, July is Bacalar's 9th-clearest and 7th-windiest month. For the whole year in context, see Bacalar's year-round climate.

Daytime high
32°
4th warmest
Overnight low
25°
11th coldest
Rainfall
106 mm
20.1 wet days
Daylight
13 hours
5:28 AM – 6:30 PM
Cloud cover
62%
9th clearest
Wind
9 km/h
7th windiest
Solar energy
5.88 kWh/m²
Travel score
3.0
out of 10

Bacalar is city of Quintana Roo State, Mexico.

Founded
1545

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 32°C through the month.

A typical July day in Bacalar reaches about 32°C in the afternoon and slips back to 25°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 34°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)
13225
23225
33225
43225
53225
63225
73225
83225
93225
103225
113224
123224
133224
143224
153224
163224
173224
183224
193224
203224
213224
223224
233324
243324
253324
263324
273324
283324
293324
303324
313324

How July really feels in Bacalar

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
29 feel dangerously hot (≥ 39°C)
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.

Bacalar weather by month

How July compares with the rest of the year at a glance. July is the 4th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 20°379.8116.1
Feb30° / 20°195.711.45.8
Mar31° / 21°235.311.95.2
Apr33° / 23°356.612.44.2
May33° / 24°8514.312.93.2
Jun32° / 25°17521.413.12.9
Jul32° / 25°10620.1133.0
Aug33° / 24°14522.412.62.7
Sep32° / 24°16524.912.12.5
Oct31° / 23°15220.611.63.5
Nov29° / 21°7212.911.15.0
Dec29° / 20°3910.410.95.9

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 27% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 18% of July, with mostly cloudy or overcast conditions the remaining 55%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13862
23862
33961
43961
53961
63961
73961
83961
93961
104060
114159
124159
134159
144357
154357
164456
174555
184654
194753
204852
214951
225050
235149
245248
255347
265347
275446
285446
295545
305545
315545

Chance of precipitation in July

Any precipitation

Bacalar gets around 106 mm of rain over 20.1 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 65% and peaks near 67% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
167
267
367
467
566
666
766
866
965
1065
1165
1265
1364
1464
1564
1664
1763
1864
1964
2064
2164
2264
2365
2465
2565
2665
2766
2866
2966
3066
3167

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the miserable band about 68% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
12872
22872
32971
43070
53070
63169
73169
83268
93268
103367
113367
123466
133466
143466
153466
163466
173466
183466
193367
203367
213268
223268
233268
243169
253169
263169
273169
283169
293070
303070
313070

Wind in July

Winds average 9 km/h in July.

Across July, 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
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

Sunrise & sunset in July

DaylightNight

Daylight runs from about 13 h 06 min at the start of July to 12 h 54 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 5:24 AM to 5:34 AM, and sunset from 6:30 PM to 6:26 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.15:246:30
213.15:246:30
313.15:246:30
413.15:246:30
513.15:256:30
613.15:256:31
713.15:256:31
813.15:266:31
913.15:266:31
1013.15:266:30
1113.15:276:30
1213.15:276:30
1313.05:276:30
1413.05:286:30
1513.05:286:30
1613.05:286:30
1713.05:296:30
1813.05:296:30
1913.05:306:29
2013.05:306:29
2113.05:306:29
2213.05:316:29
2313.05:316:28
2412.95:316:28
2512.95:326:28
2612.95:326:27
2712.95:326:27
2812.95:336:27
2912.95:336:26
3012.95:336:26
3112.95:346:26

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 5.88 kWh/m².

For context, solar energy here swings from a low near 3.8 kWh/m² to a high of 6.1 kWh/m² in April across the year — July's 5.88 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.7Bright
25.7Bright
35.7Bright
45.7Bright
55.7Bright
65.7Bright
75.8Bright
85.8Bright
95.8Bright
105.8Bright
115.8Bright
125.8Bright
135.8Bright
145.8Bright
155.9Bright
165.9Bright
175.9Bright
185.9Bright
195.9Bright
205.9Bright
215.9Bright
225.9Bright
235.9Bright
245.9Bright
255.9Bright
265.9Bright
275.9Bright
285.9Bright
295.9Bright
305.9Bright
315.9Bright
Planning a trip in July

Hazard calendar for Bacalar

In seasonPeak

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

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

Bacalar's rainy season runs May–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 July a good time to visit Bacalar?

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
4.9
Beach & pool
9th-best month of the year

July is a weaker month for outdoor sightseeing in Bacalar.

What to pack for Bacalar in July

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

In July, Bacalar sees daytime highs around 32°C and nights near 25°C. Pack light clothes and rain gear. Worth having: sun protection. About 20 days see rain.

light clothesrain gearsun protection

Sea temperature near Bacalar 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 29 km away) is warmest in September 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
Apr28Warm
May29Tropical
Jun29Tropical
Jul29Tropical
Aug30Tropical
Sep30Tropical
Oct29Tropical
Nov28Warm
Dec27Warm

UV index in Bacalar 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 Bacalar peaks around April 12 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 at about 7 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highApr 12UV 13Dec 16UV 7
UV index (midday)Level
Jan8Very high
Feb11Extreme
Mar12Extreme
Apr13Extreme
May11Extreme
Jun13Extreme
Jul12Extreme
Aug12Extreme
Sep12Extreme
Oct10Extreme
Nov8Very high
Dec7High

Air quality in Bacalar 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 Bacalar is worst in June — around 30 µg/m³ PM2.5 (moderate), about 4.5× the cleanest month (December, 7 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJun 2130 µg/m³Dec 157 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb10Good
Mar11Good
Apr19Moderate
May24Moderate
Jun30Moderate
Jul29Moderate
Aug21Moderate
Sep15Moderate
Oct10Good
Nov7Good
Dec7Good
Location & terrain

Where is Bacalar?

Bacalar sits at 18.7°N, 88.4°W, 0 m above sea level, in Mexico. The nearest listed city is Chetumal, 20 km away.

Topography around Bacalar

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

Within 3 km, the terrain around Bacalar has only modest variations in elevation — a maximum elevation change of 27 m around an average of 10 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 64 m; within 80 km, only modest variations in elevation — a maximum elevation change of 229 m.

The land around Bacalar is covered by trees (41%) and water (33%) within 3 km, trees (72%) within 16 km, and trees (64%) within 80 km.

3 km
27 m
16 km
64 m
80 km
229 m
treesgrasslandcroplandartificial surfaceswaterwetlandmangroves
July weather nearby: Chetumal 20 km · Orange Walk 69 km · San Pedro 96 km · Crooked Tree 102 km · Felipe Carrillo Puerto 106 km · Caye Caulker 112 km · Belize City 133 km · Belmopan 163 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 Bacalar (18.6811°, -88.3933°, elevation 0 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).