Rio Sea Temperature Today: 30-Day Water Forecast
The sea temperature in Rio today is +30°C. Over the next 30 days, the water temperature is expected to stay between +29°C and +30°C. The water is warm enough for swimming and beach time. For a shorter view, open the 14-day sea temperature forecast.
Daily air temperature for the month
Day +37°C
Night +25°C
Daily sea water temperature for the month
Water +30°C
Tap a date to open detailed daily weather
| July | Day | Night | Sea t° | Wind | Precipitation | Humidity |
|---|---|---|---|---|---|---|
| 20Mon |  +37°C |  +25°C | +30°C | 3 m/s, W | 0 mm | 46% |
| 21Tue | +37°C | +25°C | +30°C | 4 m/s, WSW | 0 mm | 44% |
| 22Wed | +35°C | +25°C | +30°C | 5 m/s, WSW | 0 mm | 49% |
| 23Thu | +32°C | +23°C | +29°C | 6 m/s, WSW | 0.6 mm | 49% |
| 24Fri | +29°C | +22°C | +29°C | 6 m/s, WSW | 0.6 mm | 53% |
| 25Sat | +30°C | +22°C | +29°C | 2 m/s, N | 0 mm | 38% |
| 26Sun | +30°C | +22°C | +29°C | 3–4 m/s, WSW | 0 mm | 48% |
| 27Mon | +32°C | +22°C | +29°C | 3 m/s, W | 0 mm | 56% |
| 28Tue | +33°C |  +23°C | +29°C | 2 m/s, W | 0 mm | 53% |
| Further values are multi-year averaged climate | ||||||
| 29Wed | +32°C | +24°C | +29°C | 3 m/s | 0 mm | 53% |
| 30Thu | +32°C | +24°C | +29°C | 2 m/s | 0 mm | 52% |
| 31Fri | +31°C | +24°C | +29°C | 3 m/s | 0 mm | 56% |
| 1Sat | +32°C | +24°C | +29°C | 2 m/s | 0 mm | 55% |
| 2Sun | +31°C | +24°C | +29°C | 2 m/s | 0 mm | 57% |
| 3Mon | +30°C | +23°C | +29°C | 2 m/s | 0 mm | 57% |
| 4Tue | +31°C | +24°C | +29°C | 2 m/s | 0 mm | 57% |
| 5Wed | +30°C | +24°C | +29°C | 2 m/s | 0 mm | 61% |
| 6Thu | +29°C | +22°C | +29°C | 3 m/s | 0.2 mm | 62% |
| 7Fri | +30°C | +22°C | +29°C | 2 m/s | 0 mm | 59% |
| 8Sat | +31°C | +23°C | +29°C | 2 m/s | 0 mm | 58% |
| 9Sun | +31°C | +24°C | +29°C | 3 m/s | 0 mm | 52% |
| 10Mon | +32°C | +23°C | +29°C | 3 m/s | 0 mm | 51% |
| 11Tue | +32°C | +23°C | +29°C | 3 m/s | 0 mm | 50% |
| 12Wed | +32°C | +24°C | +29°C | 4 m/s | 0 mm | 50% |
| 13Thu | +31°C | +23°C | +29°C | 3 m/s | 0 mm | 51% |
| 14Fri | +30°C | +23°C | +29°C | 3 m/s | 0.3 mm | 54% |
| 15Sat | +30°C | +23°C | +29°C | 3 m/s | 0 mm | 53% |
| 16Sun | +31°C | +24°C | +29°C | 3 m/s | 0 mm | 53% |
| 17Mon | +30°C | +24°C | +29°C | 2 m/s | 0 mm | 55% |
| 18Tue | +30°C | +24°C | +29°C | 2 m/s | 0 mm | 62% |
| 19Wed | +30°C | +23°C | +29°C | 2 m/s | 0 mm | 61% |
Sea water temperature by months
Water +26°C
Day and night air temperature
Day +31°C
Night +23°C
Weather minimums and maximums in Rio for a month
- Warmest day: 21 July, +37°C
- Coldest night: 25 July, +22°C
- Days with precipitation in a month: 4
- Precipitation for a month: 1.8 mm
- Rainiest day in a month: 24 July
- Maximum precipitation amount: 24 July 0.6 mm
- Highest sea water temperature: 20 July, +30°C
- Lowest sea water temperature: 23 July, +29°C
