Porto Alegre weather in 2023
Porto Alegre weather in 2023, with 365 daily observations from Open-Meteo archive data.
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Use the graph view to inspect 2023 alongside other available years for Porto Alegre.
Year summary
In 2023, Porto Alegre averaged 25.2 C for daily highs and 16.1 C for daily lows.
A 1991-2020 normal is not available for this location yet, so this page compares 2023 with the 2023-2025 archive baseline. The 2023 average daily high was +0.1 C from that baseline, and total precipitation was +153.0 mm from the baseline total.
The warmest month was January, with an average high of 31.7 C, while August had the lowest average low at 11.2 C.
The wettest month was September, totaling 427.7 mm. The hottest day reached 37.5 C on February 13, 2023.
Monthly averages and precipitation
| Month | Avg low C | Avg high C | Rain and snow mm | Days |
|---|---|---|---|---|
| January | 21.0 | 31.7 | 45.9 | 31 |
| February | 19.8 | 30.4 | 67.2 | 28 |
| March | 21.0 | 30.1 | 92.8 | 31 |
| April | 16.1 | 25.2 | 24.7 | 30 |
| May | 14.2 | 22.5 | 95.3 | 31 |
| June | 11.9 | 20.7 | 184.6 | 30 |
| July | 11.3 | 19.7 | 222.4 | 31 |
| August | 11.2 | 21.3 | 125.8 | 31 |
| September | 14.6 | 22.7 | 427.7 | 30 |
| October | 14.9 | 23.1 | 169.9 | 31 |
| November | 16.9 | 25.8 | 288.0 | 30 |
| December | 20.1 | 29.3 | 104.6 | 31 |
Daily records in 2023
| Record | Date | Value |
|---|---|---|
| Hottest day | February 13, 2023 | 37.5 C |
| Coldest night | August 28, 2023 | 3.6 C |
| Wettest day | September 26, 2023 | 97.1 mm |
Related pages
Weather data source: Open-Meteo Archive API. City metadata source: GeoNames cities15000.