Weather forecast for todayNantes, Brazil

Weather forecast for today

Current condition 04:23 -03

  • 16°C
  • Feels like:
    16°C
Clear
Clear
  • Precipitation: 0mm
  • Wind: 6km/hSW 220°
  • Humidity: 81%
  • Dewpoint: 13°C
  • Pressure: 1013.21mbar
  • Visibility: 14.48km
  • UV index: 0
  • ▼
At the moment, an endless stretch of blue sky remains completely clear.
The temperature is a breezy 16°C. The current temperature is near the lowest expected 14°C for today.

Sunday 18. Oct 2026

  • 27°C
  • 14°C
Mostly Sunny
Mostly Sunny
  • Precip. probability: 2%
  • Precipitation: 0mm
  • Wind: 18km/hSW 223°
  • Humidity: 56%
  • UV index: 11
  • Sunrise: 05:49 -03
  • Sunset: 18:30 -03
  • ▼
On Sunday, 18th of October, sunshine will lead the day, with clouds making only brief appearances.
Temperature is predicted to swing from a high of a moderately hot 27°C to a low of a mild 14°C.
The maximum heat index, which combines relative humidity and air temperature, is evaluated at 28°C.
The day’s top temperature is expected to be moderately lower than the typical October high of 30.9°C.
Sunrise will be at 05:49 and sunset at 18:30; the daylight will last for 12h and 40min.

Hourly overview

Hourly temperatures

Warmest hour: 15h 26°C.
Coldest period: 5h - 7h 16°C.

Chance of precipitation

Highest chance: 21h - 23h 3%.

Hourly weather forecast

Sunrise: 05:49
  • 6h
  • 16°C
  • Feels like:
    16°C
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0mm
  • Wind: 7km/hSW 234°
  • Humidity: 82%
  • Pressure: 1014mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 8h
  • 18°C
  • Feels like:
    18°C
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0mm
  • Wind: 8km/hSSW 207°
  • Humidity: 70%
  • Pressure: 1015mbar
  • Visibility: 16km
  • UV index: 2
  • ▼
  • 10h
  • 22°C
  • Feels like:
    22°C
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0mm
  • Wind: 10km/hSSW 199°
  • Humidity: 57%
  • Pressure: 1015mbar
  • Visibility: 16km
  • UV index: 8
  • ▼
  • 12h
  • 24°C
  • Feels like:
    24°C
Mostly Sunny
Mostly Sunny
  • Precip. probability: 0%
  • Precipitation: 0mm
  • Wind: 12km/hSW 217°
  • Humidity: 46%
  • Pressure: 1014mbar
  • Visibility: 16km
  • UV index: 11
  • ▼
  • 14h
  • 26°C
  • Feels like:
    26°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0mm
  • Wind: 17km/hSW 235°
  • Humidity: 38%
  • Pressure: 1013mbar
  • Visibility: 16km
  • UV index: 9
  • ▼
  • 16h
  • 26°C
  • Feels like:
    26°C
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0mm
  • Wind: 18km/hSW 235°
  • Humidity: 38%
  • Pressure: 1012mbar
  • Visibility: 16km
  • UV index: 3
  • ▼
  • 18h
  • 24°C
  • Feels like:
    24°C
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0mm
  • Wind: 14km/hSW 234°
  • Humidity: 45%
  • Pressure: 1012mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
Sunset: 18:30
  • 20h
  • 22°C
  • Feels like:
    22°C
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0mm
  • Wind: 10km/hSW 233°
  • Humidity: 55%
  • Pressure: 1013mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 22h
  • 19°C
  • Feels like:
    19°C
Clear
Clear
  • Precip. probability: 3%
  • Precipitation: 0mm
  • Wind: 7km/hSW 231°
  • Humidity: 61%
  • Pressure: 1014mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
Today, in Nantes, primarily dry and sunny and occasionally cloudy weather is expected.
The temperature will be between the lowest temperature of 16°C and the highest temperature of 26°C. The warmest part of the day will be from 14h to 16h.
The maximum temperature will be a few degrees lower than October's average high of 30.9°C. Today, the temperature will drop to a level also uncommonly lower than October's usual minimum.
October typically records the highest temperatures in Nantes, averaging 30.9°C for highs and 19.8°C for lows.
Updated: Oct 18, 2026 @ 07:23:52 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

The current temperature (04:23 -03) is 16°C.

On Sunday, expect brilliant sunshine under mostly clear skies.

Today, the highest temperature in Nantes will be 27°C, while the lowest temperature will be 14°C. The maximum heat index, which calculates the temperature value influenced by the moisture in the air, is assessed at 28°C.
The highest temperature will be a couple of degrees lower than the average maximum of 30.9°C in October. The lowest temperature today will be significantly lower than the average low of 19.8°C.

On Sunday, in Nantes, sunrise will be at 05:49 and sunset at 18:30 (-03).

In Nantes, the length of the day today will be 12h and 40min.