Weather forecast for todayBuenos Aires, Costa Rica

Weather forecast for today

Current condition 04:39 CST

  • 23°C
  • Feels like:
    23°C
Cloudy
Cloudy
  • Precipitation: 0mm
  • Wind: 6km/hENE 70°
  • Humidity: 92%
  • Dewpoint: 21°C
  • Pressure: 1011.51mbar
  • Visibility: 8.05km
  • UV index: 0
  • ▼
Currently, the sky is filled with heavy clouds, making for a shadowy day.
The temperature is a moderately hot 23°C. The current temperature is at the minimum predicted for today.

Sunday 25. Oct 2026

  • 30°C
  • 23°C
Thunderstorms
Thunderstorms
  • Precip. probability: 95%
  • Precipitation: 26mm
  • Wind: 14km/hSSE 162°
  • Humidity: 82%
  • UV index: 9
  • Sunrise: 05:21 CST
  • Sunset: 17:12 CST
  • ▼
Today, the potential for thunderstorms remains.
Increased precipitation is forecasted. Temperature is anticipated to swing from a high of a blazing 30°C to a low of a warm 23°C.
The maximum heat index, which integrates air moisture with ambient temperature, is estimated at a very hot 38°C. Take into consideration that the heat index values are calculated for shade and light wind conditions. Bear in mind that direct sunshine exposure increases weather impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees.
Today, the peak temperature is predicted to be slightly warmer than the usual high for October at 27.7°C.
Sunrise will be at 05:21 and sunset at 17:12; the daylight will last for 11h and 51min.

Hourly overview

Hourly temperatures

Warmest period: 11h - 13h 34°C.
Coldest hour: 5h 23°C.

Chance of precipitation

Highest chance: 13h - 15h 95%.

Hourly weather forecast

Sunrise: 05:21
  • 6h
  • 23°C
  • Feels like:
    23°C
Cloudy
Cloudy
  • Precip. probability: 5%
  • Precipitation: 0mm
  • Wind: 8km/hE 82°
  • Humidity: 89%
  • Pressure: 1012mbar
  • Visibility: 14km
  • UV index: 0
  • ▼
  • 8h
  • 27°C
  • Feels like:
    30°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0mm
  • Wind: 10km/hESE 110°
  • Humidity: 77%
  • Pressure: 1013mbar
  • Visibility: 16km
  • UV index: 3
  • ▼
  • 10h
  • 29°C
  • Feels like:
    33°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 9%
  • Precipitation: 0mm
  • Wind: 12km/hSE 138°
  • Humidity: 69%
  • Pressure: 1013mbar
  • Visibility: 16km
  • UV index: 7
  • ▼
  • 12h
  • 30°C
  • Feels like:
    35°C
Thunderstorms
Thunderstorms
  • Precip. probability: 83%
  • Precipitation: 1mm
  • Wind: 14km/hSW 219°
  • Humidity: 70%
  • Pressure: 1010mbar
  • Visibility: 10km
  • UV index: 6
  • ▼
  • 14h
  • 28°C
  • Feels like:
    32°C
Thunderstorms
Thunderstorms
  • Precip. probability: 95%
  • Precipitation: 3mm
  • Wind: 13km/hWSW 237°
  • Humidity: 81%
  • Pressure: 1010mbar
  • Visibility: 6km
  • UV index: 1
  • ▼
  • 16h
  • 26°C
  • Feels like:
    29°C
Rain
Rain
  • Precip. probability: 84%
  • Precipitation: 3mm
  • Wind: 8km/hSSW 212°
  • Humidity: 89%
  • Pressure: 1010mbar
  • Visibility: 6km
  • UV index: 0
  • ▼
Sunset: 17:12
  • 18h
  • 25°C
  • Feels like:
    28°C
Rain
Rain
  • Precip. probability: 82%
  • Precipitation: 2mm
  • Wind: 7km/hSE 128°
  • Humidity: 90%
  • Pressure: 1011mbar
  • Visibility: 3km
  • UV index: 0
  • ▼
  • 20h
  • 25°C
  • Feels like:
    27°C
Showers
Showers
  • Precip. probability: 62%
  • Precipitation: 4mm
  • Wind: 7km/hE 101°
  • Humidity: 90%
  • Pressure: 1013mbar
  • Visibility: 3km
  • UV index: 0
  • ▼
  • 22h
  • 25°C
  • Feels like:
    27°C
Showers
Showers
  • Precip. probability: 48%
  • Precipitation: 1mm
  • Wind: 6km/hE 96°
  • Humidity: 90%
  • Pressure: 1013mbar
  • Visibility: 8km
  • UV index: 0
  • ▼
Today, in Buenos Aires, a combination of rainy, gloomy and storm-filled weather is predicted.
Rain is anticipated from 11h to 23h. With moderate precipitation of 4mm, the most intense rain will be falling at 19h and 20h.
The temperature will vary between the lowest temperature of 23°C and the highest temperature of 30°C. The feels-like temperature will be between a maximum of 35°C and a minimum of 23°C. The hottest part of the day will be at 11h and 12h.
Today, the temperature is expected to be relatively higher than October's normal maximum of 27.7°C. The expected low will be also consistent with the average minimum in October, which is 24.1°C.
October typically sees the lowest temperatures in Buenos Aires, averaging 27.7°C for highs and 24.1°C for lows.
Updated: Oct 25, 2026 @ 10:39:35 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

The temperature at 04:39 CST is 23°C.

On Sunday, in Buenos Aires, unstable skies bring the chance of thunderstorms.

Yes, it will rain today. High precipitation of 26mm is expected.

Today, the maximum temperature will be 30°C, while the minimum temperature will be 23°C. The maximum heat index, which modifies the air temperature to account for humidity, is assessed at 38°C.
The maximum temperature today will be a couple of degrees higher than the average highest temperature in October. The lowest temperature will be in line with the average low of 24.1°C.

On Sunday, in Buenos Aires, sunrise will be at 05:21 and sunset at 17:12 (CST).

In Buenos Aires, today, there will be 11h and 51min of daylight.