Itanhaém weather in July

In July, Itanhaém sees average daytime highs of 21°C and overnight lows near 17°C, with 107 mm of rain across 10.4 wet days and about 10.7 hours of daylight. It is the 11th-warmest and 10th-wettest month of the year here.

Day-to-day highs hold fairly steady near 21°C through the month. The sky is clear or mostly clear about 40% of the time in July, and the air most often feels humid.

Daylight stretches from about 10 h 30 min at the start of July to 10 h 48 min by month's end. Set against the rest of the year, July is Itanhaém's 1st-clearest and 9th-windiest month. For the whole year in context, see Itanhaém's year-round climate.

Daytime high
21°
11th warmest
Overnight low
17°
1st coldest
Rainfall
107 mm
10.4 wet days
Daylight
10 h 36 min
7:54 AM – 6:32 PM
Cloud cover
52%
1st clearest
Wind
11 km/h
9th windiest
Solar energy
3.19 kWh/m²
Travel score
6.6
out of 10

Itanhaém is human settlement in Brazil.

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 21°C through the month.

A typical July day in Itanhaém reaches about 21°C in the afternoon and slips back to 17°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 18°C and 24°C. Set against its neighbours, July runs about 1°C cooler than June and on par with August.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
12118
22118
32118
42118
52118
62118
72118
82118
92118
102118
112118
122117
132117
142117
152117
162117
172117
182117
192117
202117
212117
222117
232117
242117
252117
262117
272117
282117
292117
302117
312117

Itanhaém weather by month

How July compares with the rest of the year at a glance. July is the 11th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 24°22722.913.34.6
Feb27° / 24°21119.712.84.7
Mar26° / 23°21221.712.25.0
Apr25° / 22°13714.611.56.2
May23° / 20°12513.510.86.4
Jun22° / 18°10110.410.56.6
Jul21° / 17°10710.410.76.6
Aug21° / 18°8810.111.26.5
Sep21° / 19°14114.211.95.8
Oct23° / 20°15516.712.65.5
Nov24° / 21°1631713.25.6
Dec25° / 23°17419.213.55.2

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 40% of the time in July, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 15% of July, with mostly cloudy or overcast conditions the remaining 45%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15347
25347
35446
45446
55545
65545
75644
85644
95644
105743
115743
125743
135644
145644
155644
165743
175644
185644
195644
205545
215545
225545
235545
245545
255446
265446
275446
285347
295347
305347
315347

Chance of precipitation in July

Any precipitation

Itanhaém gets around 107 mm of rain over 10.4 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 33% and peaks near 34% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
133
233
333
433
533
634
734
834
934
1034
1133
1233
1333
1433
1533
1633
1733
1833
1933
2033
2133
2233
2333
2433
2533
2633
2733
2833
2933
3033
3133

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the humid band about 56% of days. Sticky, muggy-or-worse air turns up on roughly 12% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
18155621
28155720
38155819
49155818
59165817
610165816
710175716
810185715
910195714
1011195713
1111205712
1211205712
1311215711
1412225511
1512225511
1612225511
1712235510
1812235510
1912235510
2012235510
2112235510
2212235510
2312235510
2412225610
2512225610
2612225610
2712215710
2812215710
2912215710
3012215710
3112215710

Wind in July

Winds average 11 km/h in July.

Across July, daily wind ranges from about 10 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in July

DaylightNight

Daylight runs from about 10 h 30 min at the start of July to 10 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 18 minutes over July. Sunrise moves from 7:55 AM to 7:48 AM, and sunset from 6:26 PM to 6:39 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.57:556:26
210.57:556:26
310.57:556:27
410.57:556:27
510.57:556:27
610.57:556:28
710.67:556:28
810.67:556:29
910.67:556:29
1010.67:556:29
1110.67:556:30
1210.67:546:30
1310.67:546:31
1410.67:546:31
1510.67:546:31
1610.67:546:32
1710.67:536:32
1810.77:536:33
1910.77:536:33
2010.77:536:34
2110.77:526:34
2210.77:526:35
2310.77:516:35
2410.77:516:36
2510.87:516:36
2610.87:506:36
2710.87:506:37
2810.87:496:37
2910.87:496:38
3010.87:486:38
3110.87:486:39

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 3.19 kWh/m².

For context, solar energy here swings from a low near 3.03 kWh/m² to a high of 5.89 kWh/m² in December across the year — July's 3.19 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.0Moderate
23.0Moderate
33.0Moderate
43.0Moderate
53.0Moderate
63.1Moderate
73.1Moderate
83.1Moderate
93.1Moderate
103.1Moderate
113.1Moderate
123.1Moderate
133.1Moderate
143.2Moderate
153.2Moderate
163.2Moderate
173.2Moderate
183.2Moderate
193.2Moderate
203.2Moderate
213.3Moderate
223.3Moderate
233.3Moderate
243.3Moderate
253.3Moderate
263.3Moderate
273.3Moderate
283.4Moderate
293.4Moderate
303.4Moderate
313.4Moderate
Planning a trip in July

Is July a good time to visit Itanhaém?

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

6.6
Sightseeing
1st-best month of the year
4.0
Beach & pool
10th-best month of the year

July is a reasonable time to visit Itanhaém for sightseeing.

What to pack for Itanhaém in July

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

In July, Itanhaém sees daytime highs around 21°C and nights near 17°C. Worth packing: rain gear. About 10 days see rain.

rain gear

Sea temperature near Itanhaém in July

The nearest coast averages about 21°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 18 km away) is warmest in February at about 27°C and coldest in August near 20°C.

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

20°25°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan27Warm
Feb27Warm
Mar27Warm
Apr26Warm
May24Refreshing
Jun22Refreshing
Jul21Refreshing
Aug20Refreshing
Sep21Refreshing
Oct22Refreshing
Nov23Refreshing
Dec25Warm

UV index in Itanhaém in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Itanhaém peaks around January 23 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 12 at about 5 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighVery highExtremeJan 23UV 14Jul 12UV 5
UV index (midday)Level
Jan14Extreme
Feb14Extreme
Mar9Very high
Apr8Very high
May7High
Jun6High
Jul5Moderate
Aug7High
Sep7Very high
Oct10Extreme
Nov13Extreme
Dec13Extreme

Air quality in Itanhaém 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 Itanhaém is worst in July — around 52 µg/m³ PM2.5 (poor), about 2.1× the cleanest month (February, 24 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateJul 1451 µg/m³Feb 1225 µg/m³
PM2.5 (µg/m³)Level
Jan25Moderate
Feb24Moderate
Mar26Moderate
Apr28Moderate
May36Poor
Jun49Poor
Jul52Poor
Aug47Poor
Sep41Poor
Oct31Moderate
Nov25Moderate
Dec26Moderate
Location & terrain

Where is Itanhaém?

Itanhaém sits at 24.2°S, 46.8°W, 12 m above sea level, in Brazil. The nearest listed city is Mongaguá, 20 km away.

Topography around Itanhaém

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

Within 3 km, the terrain around Itanhaém has only modest variations in elevation — a maximum elevation change of 70 m around an average of 3 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 700 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,389 m.

The land around Itanhaém is covered by water (43%) and artificial surfaces (29%) within 3 km, water (48%) and trees (44%) within 16 km, and trees (47%) and water (41%) within 80 km.

3 km
70 m
16 km
700 m
80 km
1,389 m
treesgrasslandartificial surfacesbare terrainwaterwetlandmangroves
July weather nearby: Mongaguá 20 km · Peruíbe 26 km · Embu-Guaçu 39 km · Juquitiba 40 km · São Lourenço da Serra 40 km · Parelheiros 40 km · Itariri 41 km · Praia Grande 44 km

Brazil travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / N
127 / 220 V · 60 Hz
Prices
≈ 46% of US
price level, 2025
GDP per capita
$10,713
2025
Happiness
6.6 / 10
World Happiness, 2025
Safe drinking water
89%
of population, 2024
Homicide rate
19.3
per 100k, 2023
Road deaths
16
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Low
EF EPI 482
Religion
Roman Catholic 57%Evangelical 27%none 9%other 4%

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 Itanhaém (-24.1831°, -46.7889°, elevation 12 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. 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).