Rio de Janeiro weather in June
In June, Rio de Janeiro sees average daytime highs of 25°C and overnight lows near 19°C, with 48 mm of rain across 7.3 wet days and about 10.6 hours of daylight. It is the 10th-warmest and 11th-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 50% of the time in June, and the air most often feels muggy.
Daylight stretches from about 10 h 42 min at the start of June to 10 h 36 min by month's end. Set against the rest of the year, June is Rio de Janeiro's 3rd-clearest and 7th-windiest month. For the whole year in context, see Rio de Janeiro's year-round climate.
- Daytime high
- 25°
- 10th warmest
- Overnight low
- 19°
- 3rd coldest
- Rainfall
- 48 mm
- 7.3 wet days
- Daylight
- 10 h 36 min
- 7:35 AM – 6:11 PM
- Cloud cover
- 44%
- 3rd clearest
- Wind
- 10 km/h
- 7th windiest
- Solar energy
- 3.35 kWh/m²
- Travel score
- 7.5
- out of 10
- Air quality
- Moderate
- PM2.5 11.4 µg/m³ · 2015
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in June
Day-to-day highs hold fairly steady near 25°C through the month.
A typical June day in Rio de Janeiro reaches about 25°C in the afternoon and slips back to 19°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 28°C. Set against its neighbours, June runs on par with May and on par with July.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 |
| Avg low (°C) | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 25 | 19 |
| 2 | 25 | 19 |
| 3 | 25 | 19 |
| 4 | 25 | 19 |
| 5 | 25 | 19 |
| 6 | 25 | 19 |
| 7 | 25 | 19 |
| 8 | 25 | 19 |
| 9 | 25 | 19 |
| 10 | 25 | 19 |
| 11 | 25 | 19 |
| 12 | 25 | 19 |
| 13 | 25 | 19 |
| 14 | 25 | 19 |
| 15 | 25 | 19 |
| 16 | 25 | 19 |
| 17 | 25 | 19 |
| 18 | 25 | 19 |
| 19 | 25 | 19 |
| 20 | 25 | 19 |
| 21 | 25 | 19 |
| 22 | 25 | 19 |
| 23 | 25 | 19 |
| 24 | 25 | 19 |
| 25 | 25 | 19 |
| 26 | 25 | 19 |
| 27 | 25 | 19 |
| 28 | 25 | 19 |
| 29 | 25 | 19 |
| 30 | 25 | 19 |
How June really feels in Rio de Janeiro
Once humidity and wind are folded in, June 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.
June sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Rio de Janeiro weather by month
How June compares with the rest of the year at a glance. June is the 10th-warmest and 11th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 30° / 24° | 171 | 16.4 | 13.2 | 4.3 |
| Feb | 30° / 24° | 114 | 13.1 | 12.8 | 4.4 |
| Mar | 29° / 24° | 145 | 16.6 | 12.2 | 4.7 |
| Apr | 28° / 22° | 88 | 12 | 11.5 | 6.0 |
| May | 26° / 20° | 76 | 11.3 | 10.9 | 6.7 |
| Jun | 25° / 19° | 48 | 7.3 | 10.6 | 7.5 |
| Jul | 25° / 18° | 51 | 7.8 | 10.7 | 7.5 |
| Aug | 25° / 19° | 41 | 7.5 | 11.2 | 7.5 |
| Sep | 26° / 20° | 75 | 10.4 | 11.9 | 6.8 |
| Oct | 26° / 21° | 92 | 11.5 | 12.5 | 6.2 |
| Nov | 27° / 22° | 139 | 16 | 13.1 | 5.4 |
| Dec | 29° / 23° | 151 | 16.4 | 13.4 | 4.8 |
Cloud cover in June
The sky is clear or mostly clear about 50% of the time in June.
Beyond those clear spells, partly cloudy skies cover about 16% of June, with mostly cloudy or overcast conditions the remaining 34%.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 63 | 63 | 63 | 63 | 65 | 65 | 66 | 67 | 68 | 68 | 69 | 69 | 69 | 70 | 70 | 70 | 69 | 69 | 68 | 68 | 67 | 66 | 65 | 65 | 63 | 63 | 63 | 63 | 63 | 63 |
| Cloudier (%) | 37 | 37 | 37 | 37 | 35 | 35 | 34 | 33 | 32 | 32 | 31 | 31 | 31 | 30 | 30 | 30 | 31 | 31 | 32 | 32 | 33 | 34 | 35 | 35 | 37 | 37 | 37 | 37 | 37 | 37 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 63 | 37 |
| 2 | 63 | 37 |
| 3 | 63 | 37 |
| 4 | 63 | 37 |
| 5 | 65 | 35 |
| 6 | 65 | 35 |
| 7 | 66 | 34 |
| 8 | 67 | 33 |
| 9 | 68 | 32 |
| 10 | 68 | 32 |
| 11 | 69 | 31 |
| 12 | 69 | 31 |
| 13 | 69 | 31 |
| 14 | 70 | 30 |
| 15 | 70 | 30 |
| 16 | 70 | 30 |
| 17 | 69 | 31 |
| 18 | 69 | 31 |
| 19 | 68 | 32 |
| 20 | 68 | 32 |
| 21 | 67 | 33 |
| 22 | 66 | 34 |
| 23 | 65 | 35 |
| 24 | 65 | 35 |
| 25 | 63 | 37 |
| 26 | 63 | 37 |
| 27 | 63 | 37 |
| 28 | 63 | 37 |
| 29 | 63 | 37 |
| 30 | 63 | 37 |
Chance of precipitation in June
Rio de Janeiro gets around 48 mm of rain over 7.3 wet days in June. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 25% and peaks near 31% on the wettest days. The odds ease toward the end of the month.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 31 | 31 | 30 | 29 | 28 | 28 | 27 | 26 | 25 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 22 | 22 | 22 | 23 | 23 | 23 | 23 | 24 | 24 | 24 |
| Rain chance (%) | |
|---|---|
| 1 | 31 |
| 2 | 31 |
| 3 | 30 |
| 4 | 29 |
| 5 | 28 |
| 6 | 28 |
| 7 | 27 |
| 8 | 26 |
| 9 | 25 |
| 10 | 24 |
| 11 | 24 |
| 12 | 23 |
| 13 | 23 |
| 14 | 23 |
| 15 | 23 |
| 16 | 23 |
| 17 | 23 |
| 18 | 23 |
| 19 | 23 |
| 20 | 23 |
| 21 | 22 |
| 22 | 22 |
| 23 | 22 |
| 24 | 23 |
| 25 | 23 |
| 26 | 23 |
| 27 | 23 |
| 28 | 24 |
| 29 | 24 |
| 30 | 24 |
Humidity in June
Most of June feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, June lands in the muggy band about 48% of days. Sticky, muggy-or-worse air turns up on roughly 50% of them.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| Comfortable (%) | 11 | 12 | 12 | 12 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 11 | 10 | 10 | 9 | 8 | 8 | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 7 | 7 | 8 |
| Humid (%) | 34 | 34 | 34 | 33 | 33 | 33 | 33 | 32 | 33 | 33 | 33 | 34 | 35 | 36 | 37 | 38 | 40 | 41 | 42 | 43 | 44 | 45 | 45 | 46 | 47 | 47 | 48 | 48 | 49 | 49 |
| Muggy (%) | 48 | 48 | 48 | 48 | 49 | 49 | 49 | 50 | 50 | 50 | 51 | 51 | 51 | 51 | 51 | 51 | 49 | 49 | 48 | 48 | 47 | 47 | 46 | 46 | 45 | 44 | 44 | 43 | 42 | 40 |
| Oppressive (%) | 6 | 5 | 5 | 5 | 5 | 4 | 4 | 4 | 3 | 3 | 3 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | Oppressive (%) | |
|---|---|---|---|---|---|
| 1 | 1 | 11 | 34 | 48 | 6 |
| 2 | 1 | 12 | 34 | 48 | 5 |
| 3 | 1 | 12 | 34 | 48 | 5 |
| 4 | 1 | 12 | 33 | 48 | 5 |
| 5 | 1 | 13 | 33 | 49 | 5 |
| 6 | 1 | 13 | 33 | 49 | 4 |
| 7 | 1 | 13 | 33 | 49 | 4 |
| 8 | 1 | 13 | 32 | 50 | 4 |
| 9 | 1 | 13 | 33 | 50 | 3 |
| 10 | 1 | 13 | 33 | 50 | 3 |
| 11 | 1 | 12 | 33 | 51 | 3 |
| 12 | 1 | 12 | 34 | 51 | 2 |
| 13 | 1 | 11 | 35 | 51 | 2 |
| 14 | 1 | 10 | 36 | 51 | 2 |
| 15 | 1 | 10 | 37 | 51 | 1 |
| 16 | 1 | 9 | 38 | 51 | 1 |
| 17 | 1 | 8 | 40 | 49 | 1 |
| 18 | 2 | 8 | 41 | 49 | 1 |
| 19 | 2 | 7 | 42 | 48 | 1 |
| 20 | 2 | 7 | 43 | 48 | 1 |
| 21 | 2 | 6 | 44 | 47 | 1 |
| 22 | 2 | 6 | 45 | 47 | 1 |
| 23 | 2 | 6 | 45 | 46 | 1 |
| 24 | 2 | 6 | 46 | 46 | 1 |
| 25 | 2 | 6 | 47 | 45 | 1 |
| 26 | 2 | 6 | 47 | 44 | 1 |
| 27 | 2 | 6 | 48 | 44 | 1 |
| 28 | 2 | 7 | 48 | 43 | 1 |
| 29 | 2 | 7 | 49 | 42 | 1 |
| 30 | 2 | 8 | 49 | 40 | 1 |
Wind in June
Winds average 10 km/h in June.
Across June, daily wind ranges from about 10 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (km/h) | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 |
| Feels | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 10 | calm |
| 2 | 10 | calm |
| 3 | 10 | calm |
| 4 | 10 | calm |
| 5 | 10 | calm |
| 6 | 10 | calm |
| 7 | 10 | calm |
| 8 | 10 | calm |
| 9 | 10 | calm |
| 10 | 10 | calm |
| 11 | 10 | calm |
| 12 | 10 | calm |
| 13 | 10 | calm |
| 14 | 10 | calm |
| 15 | 10 | calm |
| 16 | 10 | calm |
| 17 | 10 | calm |
| 18 | 10 | calm |
| 19 | 10 | calm |
| 20 | 10 | calm |
| 21 | 10 | calm |
| 22 | 10 | calm |
| 23 | 10 | calm |
| 24 | 10 | calm |
| 25 | 10 | calm |
| 26 | 10 | calm |
| 27 | 10 | calm |
| 28 | 10 | calm |
| 29 | 10 | calm |
| 30 | 10 | calm |
Sunrise & sunset in June
Daylight runs from about 10 h 42 min at the start of June to 10 h 36 min by month's end. The lit band spans sunrise to sunset each day.
Days shrink by about 6 minutes over June. Sunrise moves from 7:29 AM to 7:38 AM, and sunset from 6:11 PM to 6:14 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 10.7 | 10.7 | 10.7 | 10.7 | 10.7 | 10.7 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 |
| Sunrise (AM) | 7:29 | 7:30 | 7:30 | 7:31 | 7:31 | 7:31 | 7:32 | 7:32 | 7:33 | 7:33 | 7:33 | 7:34 | 7:34 | 7:34 | 7:35 | 7:35 | 7:35 | 7:35 | 7:36 | 7:36 | 7:36 | 7:36 | 7:37 | 7:37 | 7:37 | 7:37 | 7:37 | 7:37 | 7:38 | 7:38 |
| Sunset (PM) | 6:11 | 6:11 | 6:11 | 6:11 | 6:11 | 6:11 | 6:11 | 6:11 | 6:11 | 6:11 | 6:11 | 6:11 | 6:11 | 6:11 | 6:11 | 6:11 | 6:11 | 6:11 | 6:11 | 6:12 | 6:12 | 6:12 | 6:12 | 6:12 | 6:13 | 6:13 | 6:13 | 6:13 | 6:14 | 6:14 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 10.7 | 7:29 | 6:11 |
| 2 | 10.7 | 7:30 | 6:11 |
| 3 | 10.7 | 7:30 | 6:11 |
| 4 | 10.7 | 7:31 | 6:11 |
| 5 | 10.7 | 7:31 | 6:11 |
| 6 | 10.7 | 7:31 | 6:11 |
| 7 | 10.6 | 7:32 | 6:11 |
| 8 | 10.6 | 7:32 | 6:11 |
| 9 | 10.6 | 7:33 | 6:11 |
| 10 | 10.6 | 7:33 | 6:11 |
| 11 | 10.6 | 7:33 | 6:11 |
| 12 | 10.6 | 7:34 | 6:11 |
| 13 | 10.6 | 7:34 | 6:11 |
| 14 | 10.6 | 7:34 | 6:11 |
| 15 | 10.6 | 7:35 | 6:11 |
| 16 | 10.6 | 7:35 | 6:11 |
| 17 | 10.6 | 7:35 | 6:11 |
| 18 | 10.6 | 7:35 | 6:11 |
| 19 | 10.6 | 7:36 | 6:11 |
| 20 | 10.6 | 7:36 | 6:12 |
| 21 | 10.6 | 7:36 | 6:12 |
| 22 | 10.6 | 7:36 | 6:12 |
| 23 | 10.6 | 7:37 | 6:12 |
| 24 | 10.6 | 7:37 | 6:12 |
| 25 | 10.6 | 7:37 | 6:13 |
| 26 | 10.6 | 7:37 | 6:13 |
| 27 | 10.6 | 7:37 | 6:13 |
| 28 | 10.6 | 7:37 | 6:13 |
| 29 | 10.6 | 7:38 | 6:14 |
| 30 | 10.6 | 7:38 | 6:14 |
Solar energy in June
Average shortwave solar energy reaching the ground each day in June, about 3.35 kWh/m² — the year's lowest.
For context, solar energy here swings from a low near 3.35 kWh/m² to a high of 6.1 kWh/m² in February across the year — June's 3.35 kWh/m² sits near the bottom.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 3.3 | 3.3 | 3.3 | 3.3 | 3.3 | 3.4 | 3.4 | 3.4 | 3.4 | 3.4 | 3.4 | 3.4 | 3.4 | 3.4 | 3.4 | 3.4 | 3.4 | 3.4 | 3.4 | 3.4 | 3.4 | 3.4 | 3.4 | 3.4 | 3.4 | 3.4 | 3.4 | 3.4 | 3.4 | 3.4 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 3.3 | Moderate |
| 2 | 3.3 | Moderate |
| 3 | 3.3 | Moderate |
| 4 | 3.3 | Moderate |
| 5 | 3.3 | Moderate |
| 6 | 3.4 | Moderate |
| 7 | 3.4 | Moderate |
| 8 | 3.4 | Moderate |
| 9 | 3.4 | Moderate |
| 10 | 3.4 | Moderate |
| 11 | 3.4 | Moderate |
| 12 | 3.4 | Moderate |
| 13 | 3.4 | Moderate |
| 14 | 3.4 | Moderate |
| 15 | 3.4 | Moderate |
| 16 | 3.4 | Moderate |
| 17 | 3.4 | Moderate |
| 18 | 3.4 | Moderate |
| 19 | 3.4 | Moderate |
| 20 | 3.4 | Moderate |
| 21 | 3.4 | Moderate |
| 22 | 3.4 | Moderate |
| 23 | 3.4 | Moderate |
| 24 | 3.4 | Moderate |
| 25 | 3.4 | Moderate |
| 26 | 3.4 | Moderate |
| 27 | 3.4 | Moderate |
| 28 | 3.4 | Moderate |
| 29 | 3.4 | Moderate |
| 30 | 3.4 | Moderate |
Is June a good time to visit Rio de Janeiro?
Our two travel scores rate June for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
June is one of the better times to visit Rio de Janeiro for general sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Rio de Janeiro in June
From June's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In June, Rio de Janeiro sees daytime highs around 25°C and nights near 19°C. Worth packing: light clothes. About 7 days see rain.
Sea temperature near Rio de Janeiro in June
The nearest coast averages about 23°C in June — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 25 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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 25 | 25 | 25 | 25 | 24 | 23 | 22 | 21 | 21 | 22 | 23 | 24 |
| Comfort | Warm | Warm | Warm | Warm | Refreshing | Refreshing | Refreshing | Refreshing | Refreshing | Refreshing | Refreshing | Warm |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 25 | Warm |
| Feb | 25 | Warm |
| Mar | 25 | Warm |
| Apr | 25 | Warm |
| May | 24 | Refreshing |
| Jun | 23 | Refreshing |
| Jul | 22 | Refreshing |
| Aug | 21 | Refreshing |
| Sep | 21 | Refreshing |
| Oct | 22 | Refreshing |
| Nov | 23 | Refreshing |
| Dec | 24 | Warm |
UV index in Rio de Janeiro in June
Clear-sky midday UV in June peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Rio de Janeiro 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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 14 | 13 | 12 | 9 | 6 | 6 | 5 | 8 | 6 | 11 | 13 | 14 |
| Level | Extreme | Extreme | Extreme | Very high | High | High | Moderate | Very high | High | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 14 | Extreme |
| Feb | 13 | Extreme |
| Mar | 12 | Extreme |
| Apr | 9 | Very high |
| May | 6 | High |
| Jun | 6 | High |
| Jul | 5 | Moderate |
| Aug | 8 | Very high |
| Sep | 6 | High |
| Oct | 11 | Extreme |
| Nov | 13 | Extreme |
| Dec | 14 | Extreme |
Air quality in Rio de Janeiro in June
Average fine-particle pollution (PM2.5) through the year — so you can see where June falls, not just the annual average.
Air quality in Rio de Janeiro is worst in June — around 17 µg/m³ PM2.5 (moderate), about 2.0× the cleanest month (February, 8 µg/m³).
Seasonal pattern from CAMS reanalysis, scaled to Rio de Janeiro's WHO annual average of 11.4 µg/m³.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 9 | 8 | 9 | 9 | 13 | 17 | 16 | 13 | 14 | 11 | 9 | 9 |
| Level | Good | Good | Good | Good | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 9 | Good |
| Feb | 8 | Good |
| Mar | 9 | Good |
| Apr | 9 | Good |
| May | 13 | Moderate |
| Jun | 17 | Moderate |
| Jul | 16 | Moderate |
| Aug | 13 | Moderate |
| Sep | 14 | Moderate |
| Oct | 11 | Good |
| Nov | 9 | Good |
| Dec | 9 | Good |
Where is Rio de Janeiro?
Rio de Janeiro sits at 22.9°S, 43.2°W, 12 m above sea level, in Brazil. The nearest listed city is Santa Teresa, 1.0 km away.
Topography around Rio de Janeiro
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Rio de Janeiro.
Within 3 km, the terrain around Rio de Janeiro has significant variations in elevation — a maximum elevation change of 259 m around an average of 18 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 971 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,252 m.
The land around Rio de Janeiro is covered by artificial surfaces (45%) and water (42%) within 3 km, water (47%), artificial surfaces (26%) and trees (23%) within 16 km, and trees (37%) and water (35%) within 80 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
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 Rio de Janeiro (-22.9064°, -43.1822°, 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).