Itaboraí weather in July

In July, Itaboraí sees average daytime highs of 25°C and overnight lows near 17°C, with 44 mm of rain across 7.2 wet days and about 10.7 hours of daylight. It is the 12th-warmest and 10th-wettest month of the year here.

Day-to-day highs hold fairly steady near 25°C through the month. The sky is clear or mostly clear about 52% of the time in July, and the air most often feels humid.

Daylight stretches from about 10 h 36 min at the start of July to 10 h 54 min by month's end. Set against the rest of the year, July is Itaboraí's 1st-clearest and 6th-windiest month. For the whole year in context, see Itaboraí's year-round climate.

Daytime high
25°
12th warmest
Overnight low
17°
1st coldest
Rainfall
44 mm
7.2 wet days
Daylight
10 h 42 min
7:35 AM – 6:19 PM
Cloud cover
43%
1st clearest
Wind
6 km/h
6th windiest
Solar energy
3.53 kWh/m²
Travel score
7.6
out of 10

Itaboraí is human settlement in Brazil.

Air quality
Good
PM2.5 8 µg/m³ · 2015

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 25°C through the month.

A typical July day in Itaboraí reaches about 25°C in the afternoon and slips back to 17°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 21°C and 29°C. Set against its neighbours, July runs on par with June and on par with August.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12617
22617
32517
42517
52517
62517
72517
82517
92517
102517
112517
122517
132517
142517
152517
162517
172517
182517
192517
202517
212517
222517
232517
242517
252517
262517
272517
282517
292517
302517
312517

How July really feels in Itaboraí

Once humidity and wind are folded in, July averages 0 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
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

July sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Itaboraí weather by month

How July compares with the rest of the year at a glance. July is the 12th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 23°25921.313.23.4
Feb31° / 23°19918.112.83.5
Mar30° / 23°22021.912.23.8
Apr28° / 21°10814.211.55.4
May26° / 19°771110.96.7
Jun26° / 18°44710.67.4
Jul25° / 17°447.210.77.6
Aug26° / 17°437.311.27.4
Sep26° / 19°8210.911.96.5
Oct27° / 20°11213.512.55.8
Nov28° / 21°21018.713.14.8
Dec29° / 23°25421.613.43.8

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 52% of the time in July, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 13% of July, with mostly cloudy or overcast conditions the remaining 35%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16634
26634
36634
46634
56634
66634
76535
86535
96535
106436
116436
126535
136436
146436
156436
166436
176436
186535
196436
206436
216436
226535
236535
246535
256634
266634
276634
286535
296535
306535
316436

Chance of precipitation in July

Any precipitation

Itaboraí gets around 44 mm of rain over 7.2 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 23% and peaks near 25% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
121
222
322
423
523
624
724
825
925
1025
1125
1225
1325
1425
1524
1624
1724
1823
1923
2023
2122
2222
2322
2422
2522
2622
2722
2822
2923
3023
3123

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 60% of days. Sticky, muggy-or-worse air turns up on roughly 20% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
11116127
21126027
31136026
42145925
52155924
62156023
72166022
82176021
92176120
102186119
112186119
122196118
132196118
142196118
152196118
162196118
172196118
182206018
192206018
202206018
212206018
222206018
232206018
242206018
252215918
262215918
272215918
282215918
292225719
302225719
313225619

Wind in July

Winds average 6 km/h in July.

Across July, daily wind ranges from about 6 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in July

DaylightNight

Daylight runs from about 10 h 36 min at the start of July to 10 h 54 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 7:36 AM to 7:30 AM, and sunset from 6:13 PM to 6:25 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.67:366:13
210.67:366:14
310.67:366:14
410.67:366:14
510.67:366:15
610.67:366:15
710.77:366:15
810.77:366:16
910.77:366:16
1010.77:366:17
1110.77:366:17
1210.77:366:17
1310.77:366:18
1410.77:366:18
1510.77:356:19
1610.77:356:19
1710.77:356:19
1810.87:356:20
1910.87:346:20
2010.87:346:21
2110.87:346:21
2210.87:346:21
2310.87:336:22
2410.87:336:22
2510.87:326:23
2610.97:326:23
2710.97:326:24
2810.97:316:24
2910.97:316:24
3010.97:306:25
3110.97:306:25

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 3.53 kWh/m².

For context, solar energy here swings from a low near 3.42 kWh/m² to a high of 6.06 kWh/m² in February across the year — July's 3.53 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.4Moderate
23.4Moderate
33.4Moderate
43.4Moderate
53.4Moderate
63.4Moderate
73.4Moderate
83.4Moderate
93.5Moderate
103.5Moderate
113.5Moderate
123.5Moderate
133.5Moderate
143.5Moderate
153.5Moderate
163.5Moderate
173.5Moderate
183.5Moderate
193.6Moderate
203.6Moderate
213.6Moderate
223.6Moderate
233.6Moderate
243.7Moderate
253.7Moderate
263.7Moderate
273.7Moderate
283.8Moderate
293.8Moderate
303.8Moderate
313.8Moderate
Planning a trip in July

Hazard calendar for Itaboraí

In seasonPeak

None of Itaboraí's seasonal hazards are active in July. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Itaboraí's rainy season runs November–March, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is July a good time to visit Itaboraí?

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

7.6
Sightseeing
1st-best month of the year
6.9
Beach & pool
3rd-best month of the year

July is one of the better times to visit Itaboraí for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Itaboraí in July

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

In July, Itaboraí sees daytime highs around 25°C and nights near 17°C. Worth packing: light clothes. About 7 days see rain.

light clothes

Sea temperature near Itaboraí in July

The nearest coast averages about 22°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 42 km away) is warmest in March at about 25°C and coldest in August near 21°C.

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

20°22°24°26°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan25Warm
Feb25Warm
Mar25Warm
Apr25Warm
May24Refreshing
Jun23Refreshing
Jul22Refreshing
Aug21Refreshing
Sep21Refreshing
Oct22Refreshing
Nov23Refreshing
Dec24Warm

UV index in Itaboraí 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 Itaboraí peaks around January 13 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 13 at about 5 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighHighVery highExtremeJan 13UV 14Jul 13UV 5
UV index (midday)Level
Jan14Extreme
Feb13Extreme
Mar12Extreme
Apr9Very high
May7High
Jun6High
Jul5Moderate
Aug8Very high
Sep7High
Oct12Extreme
Nov13Extreme
Dec14Extreme
Location & terrain

Where is Itaboraí?

Itaboraí sits at 22.7°S, 42.9°W, 47 m above sea level, in Brazil. The nearest listed city is Tanguá, 15 km away.

Topography around Itaboraí

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

Within 3 km, the terrain around Itaboraí has only modest variations in elevation — a maximum elevation change of 76 m around an average of 22 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 741 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,252 m.

The land around Itaboraí is covered by artificial surfaces (36%), trees (34%) and grassland (29%) within 3 km, grassland (42%) and trees (38%) within 16 km, and trees (42%), water (28%) and grassland (22%) within 80 km.

3 km
76 m
16 km
741 m
80 km
2,252 m
treesgrasslandartificial surfaceswaterwetlandmangroves
July weather nearby: Tanguá 15 km · Maricá 20 km · Magé 21 km · Rio Bonito 26 km · Guapimirim 26 km · Niterói 29 km · São Pedro 37 km · Rio de Janeiro 38 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 Itaboraí (-22.7444°, -42.8594°, elevation 47 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).