Arroio Grande Weather in July
What's the weather like in Arroio Grande (Rio Grande do Sul) in July 2025?
The climate in Arroio Grande during July can be summarized as mild and wet.
July is in the winter in Arroio Grande and is typically the coldest month of the year. Daytime maximum temperatures average around a cool 17°C (63°F), whilst at night 8°C (47°F) is normal.
| Daytime temperature | 17.2°C 63°F |
|---|---|
| Nightly temperature | 8.2°C 46.8°F |
| Average temperature | 12.7°C 54.9°F |
| Daily sunshine | 5.2 hrs |
| Avg rainfall | 121 mm 4.8 ins |
| Rainy days | 13 days |
| Sea temperature | 13.5°C 56.3°F |
| Humidity | 83% |
| Windspeed | 10.1kph 6 mph |
On average July is the 4th wettest month of the year in Arroio Grande with around 121mm 4.8 inches of rain making it a wet time to visit. This rainfall is typically spread over 13 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.2 hours of sunshine per day.
July temperatures in Arroio Grande
July rainfall
July hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Arroio Grande in July 2025.
Other monthly averages
Arroio Grande weather stats
| Hottest month: | January | 28.9°C 84°F |
|---|---|---|
| Driest month: | December | 73mm 2.9ins |
| Sunniest month: | December | 9.4hrs |
| Coldest month: | July | 17°C 62.6°F |
| Wettest month: | September | 127mm 5ins |
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