Rio Branco will have a week with predominance of partially cloudy sky between May 12 and 18, 2025. The period will be marked by temperatures ranging from 21 ° C to 33 ° C, with three days with the possibility of rain. Air humidity will oscillate between 59% and 84%.
Temperature for the next few days in Rio Branco
- Monday, May 12: minimum of 21 ° C and a maximum of 29 ° C
- Tuesday, May 13: minimum of 21 ° C and a maximum of 31 ° C
- Wednesday, May 14: minimum of 22 ° C and a maximum of 31 ° C
- Thursday, May 15: minimum of 24 ° C and a maximum of 32 ° C
- Friday, May 16: minimum of 22 ° C and a maximum of 32 ° C
- Saturday, May 17: minimum of 22 ° C and a maximum of 33 ° C
- Sunday, May 18: minimum of 23 ° C and a maximum of 31 ° C
Climate forecast in Rio Branco
Monday, May 12:
Monday will present partially cloudy sky, with a maximum temperature of 29 ° C and minimum of 21 ° C. Air humidity will be 64% and there is no rain forecast. The winds will blow at 2.64 m/s. The UV index will be very high, reaching 10.23.
Tuesday, May 13:
On Tuesday, the sky will remain partially cloudy. Temperatures will range from 21 ° C to 31 ° C. Air humidity will be 60% and there is no forecast of rain. The winds will reach 2.44 m/s. The UV index will remain high at 9.31.
Wednesday, May 14:
The day will present periods of clouds interspersed with moments of clear sky. The minimum temperature will be 22 ° C and a maximum of 31 ° C. Air humidity will reach 59% and there is no forecast of rain. The winds will blow at 2.12 m/s. The UV index will reach 10.55.
Thursday, May 15:
On Thursday, there will be a possibility of light rain, with 29% probability and expected volume of 0.16 mm. Temperatures will oscillate between 24 ° C and 32 ° C. Air humidity will be 68%. The winds will reach 2.52 m/s. The UV index will be 9.02.
Friday, May 16:
Friday will have a high probability of rain (96%), expected to 1.59 mm. The temperature will range from 22 ° C to 32 ° C. Air humidity will be 64%. The winds will blow at 2.05 m/s. The UV index will be low at 0.65.
Saturday, May 17:
Saturday will start with clear sky, partially cloudy throughout the day. Temperatures will range from 22 ° C to 33 ° C. Air humidity will be 61% and there is no forecast of rain. The winds will reach 1.81 m/s. The UV index will be 1.0.
Sunday, May 18:
Sunday will have a 70% probability of light rain, with a predicted volume of 1.62 mm. The temperature will oscillate between 23 ° C and 31 ° C. Air humidity will increase to 84%. The winds will blow at 1.61 m/s. The UV index will remain at 1.0.
Will it rain in Rio Branco?
The week in Rio Branco will be characterized by high temperatures and partially cloudy sky. The rains should focus between Thursday and Sunday, with more significant volumes on Friday and Sunday. UV indices will have significant variation, with higher values at the beginning of the week, requiring adequate protection during sun exposure.
This content was originally published in forecast indicates hot and partially cloudy week in Rio Branco on the CNN Brazil website.
Source: CNN Brasil

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