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Weather forecast for Porto Alegre indicates rain and cold for this week

Por Equipe Editorial CifraNET · 29/06/2026
Weather forecast for Porto Alegre indicates rain and cold for this week
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Porto Alegre will have a week marked predominantly by rain and cold, between Monday (29) and Sunday (5). Temperatures vary between minimums close to 10°C and maximums that should not exceed 17°C.

Only Friday, July 3rd, will there be a break in precipitation, with partly cloudy skies and no rain forecast. On the other days, the accumulated volume of rain should be significant, especially on Wednesday, July 1st.

Temperature for the next few days in Porto Alegre

- Monday, June 29th: minimum of 12°C and maximum of 16°C.
- Tuesday, June 30th: minimum of 12°C and maximum of 14°C.
- Wednesday, July 1st: minimum of 13°C and maximum of 17°C.
- Thursday, July 2nd: minimum of 10°C and maximum of 14°C.
- Friday, July 3rd: minimum of 10°C and maximum of 17°C.
- Saturday, July 4th: minimum of 12°C and maximum of 15°C.
- Sunday, July 5th: minimum of 15°C and maximum of 16°C.

Weather forecast in Porto Alegre
Monday, June 29:
On Monday, the day will be partly cloudy with light rain. Temperatures vary between a maximum of 16°C and a minimum of 12°C. The thermal sensation fluctuates between 13°C during the day and 11°C at night. Air humidity will be 63%, and the probability of rain is 97%, with an estimated volume of 0.11 mm. Winds blow at 3.7 m/s, and the UV index is 3.49, considered moderate.

Tuesday, June 30:
On Tuesday, the day will be partly cloudy with light rain. Temperatures vary between a maximum of 14°C and a minimum of 12°C. The thermal sensation is between 12°C in the morning and 14°C at night. Air humidity rises to 90%, and the probability of rain is 100%, with an estimated volume of 1.66 mm. Winds blow at 3.33 m/s, and the UV index drops to 0.75, considered low.

Wednesday, July 1st:
On Wednesday, the day will be partly cloudy with moderate rain. Temperatures vary between a maximum of 17°C and a minimum of 13°C. The thermal sensation varies between 13°C in the morning and 16°C at night. Air humidity reaches 94%, and the probability of rain is 100%, with an estimated volume of 8.03 mm - the highest of the week. The winds intensify, at 6.29 m/s, and the UV index is 1.56, considered low.

Thursday, July 2nd:
On Thursday, the day will be partly cloudy with light rain. Temperatures vary between a maximum of 14°C and a minimum of 10°C. The thermal sensation fluctuates between 11°C throughout the day and 9°C at night. Air humidity drops to 57%, and the probability of rain remains at 100%, with an estimated volume of 3.31 mm. The winds remain strong, at 6.93 m/s, and the UV index is 3.31, considered moderate.

Friday, July 3rd:
On Friday, the day will be partly cloudy, with no rain forecast. Temperatures vary between a maximum of 17°C and a minimum of 10°C, the highest temperature range of the week. The thermal sensation is around 15°C during the day and 9°C in the morning. Air humidity drops to 55%, and winds blow at 5.36 m/s. The UV index is 0.28, considered low.

Saturday, July 4th:
On Saturday, the day will start with partly cloudy skies, but light rain is expected to arrive from the morning onwards. Temperatures vary between a maximum of 15°C and a minimum of 12°C. The thermal sensation is close to 15°C during the day and at night. Air humidity rises to 86%, and the probability of rain is 100%, with an estimated volume of 6.54 mm. Winds blow at 3.16 m/s, and the UV index is 1.0, considered low.

Sunday, July 5th:
On Sunday, there will be light rain throughout the entire period. Temperatures vary between a maximum of 16°C and a minimum of 15°C, with little thermal variation throughout the day. The thermal sensation is around 16°C during the day and 15°C at night. Air humidity reaches 98%, and the probability of rain is 100%, with an estimated volume of 6.42 mm. The winds are milder, at 2.51 m/s, and the UV index is 1.0, considered low.

Will it rain in Porto Alegre?
The week in Porto Alegre will be predominantly rainy and cold. From Monday to Thursday, rain is practically certain, with emphasis on Wednesday, July 1st, when the estimated volume reaches 8.03 mm and the winds intensify to 6.29 m/s. The only break in precipitation occurs on Friday, July 3, with partly cloudy skies, no rain and humidity at 55%. At the weekend, light rain returns, with estimated volumes of 6.54 mm on Saturday and 6.42 mm on Sunday, and humidity close to 100% on Sunday. Temperatures remain low throughout the day, with no significant rise expected.

The information contained in this text is from Open Weather. The texts generated by Artificial Intelligence on CNN Brasil are based on information collected and checked by journalists. Click here to find out more

Source: CNN

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