Weather forecast for 10 daysBlumenau, Brazil

Weather forecast for the weekend

Saturday 31. Oct 2026

  • 25°C
  • 18°C
Thundershowers
Thundershowers
  • Precip. probability: 63%
  • Precipitation: 2mm
  • Wind: 13km/hENE 73°
  • Humidity: 71%
  • UV index: 10
  • Sunrise: 05:26 -03
  • Sunset: 18:33 -03
  • ▼
On Saturday, in Blumenau, thundershowers are forecasted to move through the area.
Minimal precipitation is expected for today. The highest temperature will be a warm 25°C, while the lowest predicted temperature is a comfortable 18°C.
The high is expected to coincide with October's normal of 23.9°C.
Sunrise was at 05:26 and sunset will be at 18:33; the daylight will last for 13h and 7min.

Sunday 1. Nov 2026

  • 28°C
  • 20°C
AM Clouds / PM Sun
AM Clouds / PM Sun
  • Precip. probability: 24%
  • Precipitation: 4mm
  • Wind: 14km/hNE 38°
  • Humidity: 74%
  • UV index: 10
  • Sunrise: 05:25 -03
  • Sunset: 18:34 -03
  • ▼
Tomorrow, in Blumenau, a mostly cloudy morning is in store, but conditions will improve, leading to plenty of afternoon sunshine.
The chance of rainfall is low, and light precipitation is anticipated. Temperature is predicted to swing from a high of a moderately hot 28°C to a low of a pleasant 20°C.
The maximum heat index, which indicates how humid air affects the felt temperature, is computed to be a blazing 31°C. Note that heat index values are valued for light wind and location in the shade.
Tomorrow, the forecasted temperature will be slightly warmer than the standard October high of 23.9°C.
Sunrise will be at 05:25 and sunset at 18:34; tomorrow's daylight will last for 13h and 8min.

10-day overview

Daily temperatures

Warmest day: Tuesday 32°C.
Coldest period: Sunday - Monday 24°C.

Chance of precipitation

Highest chance: Wednesday 66%.

Long-term weather forecast

  • Saturday
  • 31. Oct 2026
  • 25°C
  • 18°C
Thundershowers
Thundershowers
  • Precip. probability: 63%
  • Precipitation: 2mm
  • Wind: 13km/hENE 73°
  • Humidity: 71%
  • UV index: 10
  • Sunrise: 05:26 -03
  • Sunset: 18:33 -03
  • ▼
  • Sunday
  • 1. Nov 2026
  • 28°C
  • 20°C
AM Clouds / PM Sun
AM Clouds / PM Sun
  • Precip. probability: 24%
  • Precipitation: 4mm
  • Wind: 14km/hNE 38°
  • Humidity: 74%
  • UV index: 10
  • Sunrise: 05:25 -03
  • Sunset: 18:34 -03
  • ▼
  • Monday
  • 2. Nov 2026
  • 28°C
  • 20°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Precip. probability: 53%
  • Precipitation: 2mm
  • Wind: 9km/hNE 52°
  • Humidity: 79%
  • UV index: 5
  • Sunrise: 05:24 -03
  • Sunset: 18:34 -03
  • ▼
  • Tuesday
  • 3. Nov 2026
  • 32°C
  • 20°C
PM Thunderstorms
PM Thunderstorms
  • Precip. probability: 45%
  • Precipitation: 7mm
  • Wind: 13km/hNNE 23°
  • Humidity: 67%
  • UV index: 11
  • Sunrise: 05:24 -03
  • Sunset: 18:35 -03
  • ▼
  • Wednesday
  • 4. Nov 2026
  • 25°C
  • 20°C
Thunderstorms
Thunderstorms
  • Precip. probability: 66%
  • Precipitation: 16mm
  • Wind: 11km/hN 0°
  • Humidity: 84%
  • UV index: 8
  • Sunrise: 05:23 -03
  • Sunset: 18:36 -03
  • ▼
  • Thursday
  • 5. Nov 2026
  • 28°C
  • 17°C
Showers
Showers
  • Precip. probability: 54%
  • Precipitation: 10mm
  • Wind: 11km/hSW 230°
  • Humidity: 69%
  • UV index: 10
  • Sunrise: 05:22 -03
  • Sunset: 18:36 -03
  • ▼
  • Friday
  • 6. Nov 2026
  • 27°C
  • 16°C
PM Showers
PM Showers
  • Precip. probability: 31%
  • Precipitation: 6mm
  • Wind: 12km/hNE 44°
  • Humidity: 63%
  • UV index: 11
  • Sunrise: 05:22 -03
  • Sunset: 18:37 -03
  • ▼
  • Saturday
  • 7. Nov 2026
  • 25°C
  • 16°C
Showers
Showers
  • Precip. probability: 51%
  • Precipitation: 11mm
  • Wind: 12km/hNE 56°
  • Humidity: 70%
  • UV index: 11
  • Sunrise: 05:21 -03
  • Sunset: 18:38 -03
  • ▼
  • Sunday
  • 8. Nov 2026
  • 24°C
  • 15°C
Showers
Showers
  • Precip. probability: 48%
  • Precipitation: 7mm
  • Wind: 14km/hSSE 166°
  • Humidity: 61%
  • UV index: 9
  • Sunrise: 05:20 -03
  • Sunset: 18:39 -03
  • ▼
  • Monday
  • 9. Nov 2026
  • 24°C
  • 15°C
Showers
Showers
  • Precip. probability: 60%
  • Precipitation: 13mm
  • Wind: 13km/hENE 78°
  • Humidity: 67%
  • UV index: 8
  • Sunrise: 05:20 -03
  • Sunset: 18:39 -03
  • ▼
Models point to a combination of rain-filled, unstable and cloudy weather is forecasted.
Rainfall is expected day-to-day, with daily precipitation varying from a minimal 2mm to a maximum of 16mm.
Temperature fluctuation will be noticeable in the coming days. The temperature is expected to swing from 24°C up to 32°C, while nighttime temperatures are expected to vary from 15°C to 20°C.
With the highest temperature of 32°C, Tuesday will be the hottest day; with a maximum temperature of 24°C, next Sunday and Monday will be the coldest days in Blumenau, Brazil.
Combining with the humidity, the maximum feel-like temperature may increase considerably and range between 24°C and a steamy 39°C.
Updated: Oct 31, 2026 @ 14:54:09 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Today, in Blumenau, thunderclaps with light rain may develop.

There is a high possibility of rainfall, but with minimal precipitation.

Today, the highest temperature will be 25°C, while the lowest temperature will be 18°C.
The maximum temperature today will be in line with the average highest temperature in October. Today, the lowest temperature will be relatively higher than the average low temperature.

On Saturday, in Blumenau, sunrise was at 05:26 and sunset will be at 18:33 (-03).

In Blumenau, today, there will be 13h and 7min of daylight.

On Sunday, in Blumenau, early clouds will give way to sunshine in the afternoon.

Light precipitation of 4mm is predicted. The chance of rainfall is 24%.

Tomorrow, the highest temperature will be 28°C, while the lowest temperature will be 20°C. The maximum heat index, which represents the influence of relative humidity on air temperature, is appraised at 31°C.
The highest temperature will be a few degrees higher than the average maximum of 23.9°C in October. Tomorrow, the lowest temperature will be also moderately higher than the average low temperature.

On Sunday, in Blumenau, sunrise will be at 05:25 and sunset at 18:34 (-03).

In Blumenau, the length of the day tomorrow will be 13h and 8min.