Climate Insights for Itaocara

Itaocara, Rio de Janeiro, Brazil

Hottest
January
31°C peak
Coldest
July
15°C low
Wettest
November
187mm rain
Best to Visit
April, May, June
Mild temps & low rain

Climate Overview

The climate in Itaocara is warm and mild. The average annual temperature is 23°C and approximately 1061mm of precipitation falls per year. November is the wettest month, receiving around 187mm of rainfall. Itaocara is in the Southern Hemisphere. The seasons are reversed — summer runs from December to February, while winter falls between June and August. The summer months are: January, February, March. The coldest months are July, August, June, when temperatures can drop to 15°C.

Temperature

10° 20° 30° 40° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 31° Average: 26° Min: 22° Feb Max: 31° Average: 26° Min: 22° Mar Max: 31° Average: 25° Min: 21° Apr Max: 29° Average: 24° Min: 20° May Max: 27° Average: 22° Min: 17° Jun Max: 26° Average: 21° Min: 16° Jul Max: 26° Average: 20° Min: 15° Aug Max: 27° Average: 21° Min: 16° Sep Max: 29° Average: 23° Min: 18° Oct Max: 29° Average: 24° Min: 20° Nov Max: 28° Average: 24° Min: 20° Dec Max: 30° Average: 25° Min: 21°
Max
Average
Min

Itaocara sees moderate temperature variation throughout the year, ranging from 15°C to 31°C. The warmest month is January, when average highs reach 31°C and the mean temperature sits around 26°C. July is the coolest month, with minimum temperatures around 15°C and an average of 20°C. On average, daily temperatures fluctuate by about 10°C between overnight lows and afternoon highs. The sharpest temperature change occurs between April and May, with a 2°C shift in average temperatures.

Precipitation

0mm 50mm 100mm 150mm 200mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 161mm Feb Precipitation: 175mm Mar Precipitation: 99mm Apr Precipitation: 56mm May Precipitation: 38mm Jun Precipitation: 14mm Jul Precipitation: 10mm Aug Precipitation: 23mm Sep Precipitation: 42mm Oct Precipitation: 86mm Nov Precipitation: 187mm Dec Precipitation: 171mm
Precipitation

Itaocara is a moderately rainy area, receiving approximately 1061mm of precipitation annually, which averages out to around 88mm per month. The wettest month is November, averaging 187mm of rainfall. February and December also tend to see above-average precipitation. The driest month is July, with just 10mm. That's 178mm less than November, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.

Wind

0km/h 5km/h 10km/h 15km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 10km/h Feb Wind Speed: 10km/h Mar Wind Speed: 9km/h Apr Wind Speed: 9km/h May Wind Speed: 9km/h Jun Wind Speed: 9km/h Jul Wind Speed: 9km/h Aug Wind Speed: 10km/h Sep Wind Speed: 12km/h Oct Wind Speed: 12km/h Nov Wind Speed: 11km/h Dec Wind Speed: 11km/h
Wind Speed

Itaocara is relatively calm, with an average annual wind speed of 10km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is September, averaging 12km/h, though still comfortable for most outdoor activities. The calmest conditions occur in June, with average winds dropping to 9km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 3km/h between the calmest and windiest months.

Seasons

Winter
Dec 21
Spring
Sep 23
Summer
Dec 21
Autumn
Mar 20

88 days until Winter

It is currently autumn in Itaocara, which began on March 20, 2026. Itaocara is in the Southern Hemisphere, where the seasons are reversed — spring starts in September, summer in December, autumn in March, and winter in June. The warmest period peaks in January at around 31°C, while the coldest stretch bottoms out in July near 15°C. Winter is next, beginning on June 21, 2026 — 88 days from now.

Spring

Temperatures range from 18 to 29°C. Rainfall is heavy, totalling around 315mm across the season with a monthly average of 105mm. Winds are generally light, averaging 11km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 21 to 31°C. Rainfall is heavy, totalling around 506mm across the season with a monthly average of 169mm. Winds are generally light, averaging 10km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.

Autumn

Temperatures range from 17 to 31°C. Precipitation is moderate at around 192mm for the season, averaging 64mm per month. Winds are generally light, averaging 9km/h. Layered clothing works best as temperatures gradually cool — enjoy the crisp air and changing scenery.

Winter

Temperatures range from 15 to 27°C. Rainfall is relatively light, with around 47mm over the season and a monthly average of 16mm. Winds are generally light, averaging 9km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.

Best Time to Visit

Jan 26°
Feb 26°
Mar 25°
Apr 24°
May 22°
Jun 21°
Jul 20°
Aug 21°
Sep 23°
Oct 24°
Nov 24°
Dec 25°

The best time to visit Itaocara is during April, May, June, July, August, September and October, when the weather is most comfortable for travellers. During these months, average temperatures hover around 22°C with modest rainfall averaging 38mm per month. By contrast, January can be uncomfortably hot with temperatures reaching 31°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.

Monthly Climate Data

The table below shows monthly climate averages for Itaocara based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
22 °C
31 °C
10 km/h
161 mm
0 cm
Feb
22 °C
31 °C
10 km/h
175 mm
0 cm
Mar Current
21 °C
31 °C
9 km/h
99 mm
0 cm
Apr
20 °C
29 °C
9 km/h
56 mm
0 cm
May
17 °C
27 °C
9 km/h
38 mm
0 cm
Jun
16 °C
26 °C
9 km/h
14 mm
0 cm
Jul
15 °C
26 °C
9 km/h
10 mm
0 cm
Aug
16 °C
27 °C
10 km/h
23 mm
0 cm
Sep
18 °C
29 °C
12 km/h
42 mm
0 cm
Oct
20 °C
29 °C
12 km/h
86 mm
0 cm
Nov
20 °C
28 °C
11 km/h
187 mm
0 cm
Dec
21 °C
30 °C
11 km/h
171 mm
0 cm
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Metric (°C, km/h)