Weather forecast for todayFortuna, Costa Rica

Weather forecast for today

Current condition 01:54 CST

  • 24°C
  • Feels like:
    24°C
Cloudy
Cloudy
  • Precipitation: 0mm
  • Wind: 5km/hE 90°
  • Humidity: 94%
  • Dewpoint: 23°C
  • Pressure: 1009.82mbar
  • Visibility: 8.05km
  • UV index: 0
  • ▼
At the moment, the skyline is shrouded in clouds, creating a gloomy atmosphere.
The temperature is a warm 24°C. The current temperature is near the lowest predicted 23°C for today.

Tuesday 20. Oct 2026

  • 29°C
  • 23°C
Thunderstorms
Thunderstorms
  • Precip. probability: 82%
  • Precipitation: 0mm
  • Wind: 17km/hE 87°
  • Humidity: 83%
  • UV index: 9
  • Sunrise: 05:27 CST
  • Sunset: 17:18 CST
  • ▼
Today, on Tuesday, 20th of October, scattered thunderstorms are expected to form.
Minimal precipitation is anticipated. The highest forecasted temperature is a moderately hot 29°C, while the lowest temperature will be a temperate 23°C.
The maximum heat index, which calculates the temperature value influenced by the moisture in the air, is estimated at a very hot 35°C. Note that heat index values are valued for light wind and location in the shade. Bear in mind that direct sunshine exposure increases weather impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees.
October's typical peak of 29°C is predicted to be mirrored in the day’s high.
Sunrise will be at 05:27 and sunset at 17:18; the daylight will last for 11h and 52min.

Hourly overview

Hourly temperatures

Warmest hour: 11h 33°C.
Coldest period: 2h - 5h 24°C.

Chance of precipitation

Highest chance: 14h 81%.

Hourly weather forecast

  • 2h
  • 24°C
  • Feels like:
    24°C
Cloudy
Cloudy
  • Precip. probability: 7%
  • Precipitation: 0mm
  • Wind: 6km/hE 82°
  • Humidity: 94%
  • Pressure: 1009mbar
  • Visibility: 8km
  • UV index: 0
  • ▼
  • 4h
  • 24°C
  • Feels like:
    24°C
Cloudy
Cloudy
  • Precip. probability: 6%
  • Precipitation: 0mm
  • Wind: 5km/hE 80°
  • Humidity: 93%
  • Pressure: 1009mbar
  • Visibility: 7km
  • UV index: 0
  • ▼
Sunrise: 05:27
  • 6h
  • 24°C
  • Feels like:
    24°C
Cloudy
Cloudy
  • Precip. probability: 10%
  • Precipitation: 0mm
  • Wind: 7km/hE 91°
  • Humidity: 91%
  • Pressure: 1010mbar
  • Visibility: 8km
  • UV index: 0
  • ▼
  • 8h
  • 26°C
  • Feels like:
    29°C
Cloudy
Cloudy
  • Precip. probability: 16%
  • Precipitation: 0mm
  • Wind: 10km/hE 94°
  • Humidity: 85%
  • Pressure: 1011mbar
  • Visibility: 9km
  • UV index: 2
  • ▼
  • 10h
  • 28°C
  • Feels like:
    32°C
Showers
Showers
  • Precip. probability: 41%
  • Precipitation: 1mm
  • Wind: 12km/hE 94°
  • Humidity: 78%
  • Pressure: 1011mbar
  • Visibility: 11km
  • UV index: 9
  • ▼
  • 12h
  • 29°C
  • Feels like:
    34°C
Thunderstorms
Thunderstorms
  • Precip. probability: 79%
  • Precipitation: 2mm
  • Wind: 16km/hWNW 297°
  • Humidity: 76%
  • Pressure: 1009mbar
  • Visibility: 10km
  • UV index: 6
  • ▼
  • 14h
  • 27°C
  • Feels like:
    32°C
Thunderstorms
Thunderstorms
  • Precip. probability: 81%
  • Precipitation: 2mm
  • Wind: 15km/hNW 306°
  • Humidity: 83%
  • Pressure: 1009mbar
  • Visibility: 6km
  • UV index: 1
  • ▼
  • 16h
  • 26°C
  • Feels like:
    30°C
Thunderstorms
Thunderstorms
  • Precip. probability: 80%
  • Precipitation: 1mm
  • Wind: 9km/hESE 103°
  • Humidity: 87%
  • Pressure: 1009mbar
  • Visibility: 8km
  • UV index: 0
  • ▼
Sunset: 17:18
  • 18h
  • 25°C
  • Feels like:
    28°C
Showers
Showers
  • Precip. probability: 69%
  • Precipitation: 1mm
  • Wind: 7km/hE 97°
  • Humidity: 90%
  • Pressure: 1010mbar
  • Visibility: 5km
  • UV index: 0
  • ▼
  • 20h
  • 25°C
  • Feels like:
    28°C
Cloudy
Cloudy
  • Precip. probability: 21%
  • Precipitation: 0mm
  • Wind: 7km/hESE 103°
  • Humidity: 91%
  • Pressure: 1012mbar
  • Visibility: 10km
  • UV index: 0
  • ▼
  • 22h
  • 25°C
  • Feels like:
    27°C
Cloudy
Cloudy
  • Precip. probability: 15%
  • Precipitation: 0mm
  • Wind: 5km/hE 100°
  • Humidity: 90%
  • Pressure: 1012mbar
  • Visibility: 12km
  • UV index: 0
  • ▼
Today, in Fortuna, a combination of cloudy, stormy and rain-filled weather is expected.
Rain is anticipated from 9h to 19h. With moderate precipitation of 4mm, most rainfall is expected at 13h.
The temperature will be between the highest temperature of 29°C and the lowest temperature of 24°C. The feels-like temperature will be between the lowest temperature of 24°C and the highest temperature of 34°C. The hottest part of the day will be from 11h to 13h.
The maximum temperature will be resembling October's average highest temperature of 29°C. The lowest temperature is also in line with October's typical minimum of 21°C.
Updated: Oct 20, 2026 @ 07:54:40 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Currently (01:54 CST) it is 24°C in Fortuna.

Today, unstable atmospheric conditions may lead to thunderstorms.

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

Today, the highest temperature will be 29°C, while the lowest temperature will be 23°C. The maximum heat index, which reflects the perceived temperature due to humidity levels, is computed to be 35°C.
The highest temperature will be in line with the average maximum of 29°C in October. The lowest temperature will be also in line with the average low of 21°C.

On Tuesday, in Fortuna, sunrise will be at 05:27 and sunset at 17:18 (CST).

In Fortuna, Costa Rica, the length of the day today will be 11h and 52min.