Guarulhos weather in 2025
Guarulhos weather in 2025, with 365 daily observations from Open-Meteo archive data.
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Use the graph view to inspect 2025 alongside other available years for Guarulhos.
Year summary
In 2025, Guarulhos averaged 25.5 C for daily highs and 15.3 C for daily lows.
A 1991-2020 normal is not available for this location yet, so this page compares 2025 with the 2023-2025 archive baseline. The 2025 average daily high was -0.1 C from that baseline, and total precipitation was -13.6 mm from the baseline total.
The warmest month was February, with an average high of 29.9 C, while July had the lowest average low at 10.6 C.
The wettest month was January, totaling 291.3 mm. The hottest day reached 35.4 C on December 26, 2025.
Monthly averages and precipitation
| Month | Avg low C | Avg high C | Rain and snow mm | Days |
|---|---|---|---|---|
| January | 18.4 | 27.9 | 291.3 | 31 |
| February | 19.4 | 29.9 | 117.6 | 28 |
| March | 18.2 | 29.0 | 119.5 | 31 |
| April | 16.4 | 24.8 | 147.7 | 30 |
| May | 13.7 | 23.9 | 24.8 | 31 |
| June | 12.3 | 21.7 | 51.2 | 30 |
| July | 10.6 | 20.5 | 12.5 | 31 |
| August | 12.1 | 23.3 | 41.2 | 31 |
| September | 13.9 | 25.4 | 18.8 | 30 |
| October | 14.6 | 24.7 | 152.1 | 31 |
| November | 15.4 | 26.2 | 166.5 | 30 |
| December | 18.8 | 29.2 | 152.7 | 31 |
Daily records in 2025
| Record | Date | Value |
|---|---|---|
| Hottest day | December 26, 2025 | 35.4 C |
| Coldest night | June 25, 2025 | 4.6 C |
| Wettest day | January 30, 2025 | 46.1 mm |
Related pages
Weather data source: Open-Meteo Archive API. City metadata source: GeoNames cities15000.