Weather forecast for todayMesa, Costa Rica

Weather forecast for today

Current condition 10:39 CST

  • 29°C
  • Feels like:
    33°C
Fair
Fair
  • Precipitation: 0mm
  • Wind: 11km/hNW 320°
  • Humidity: 64%
  • Dewpoint: 22°C
  • Pressure: 1016.26mbar
  • Visibility: 9.66km
  • UV index: 11
  • ▼
Currently, in Mesa, the weather is fair with a calm and pleasant atmosphere.
The temperature is a temperate 29°C, meanwhile, the apparent temperature of which calculates the temperature value influenced by the moisture in the air is appraised at a blazing 33°C. The current temperature is a few degrees off the highest temperature for today.

Sunday 18. Oct 2026

  • 24°C
  • 15°C
Thunderstorms
Thunderstorms
  • Precip. probability: 93%
  • Precipitation: 9mm
  • Wind: 19km/hSW 223°
  • Humidity: 79%
  • UV index: 6
  • Sunrise: 05:25 CST
  • Sunset: 17:18 CST
  • ▼
Today, on Sunday, 18th of October, storm clouds are expected to develop.
The likelihood of precipitation is high. However, the rain will be light. The forecasted temperature range extends from a high of a warm 24°C to a low of a mild 15°C.
The highest temperature is anticipated to follow the average for October, around 22.4°C.
Sunrise was at 05:25 and sunset will be at 17:18; the daylight will last for 11h and 53min.

Hourly overview

Hourly temperatures

Warmest hour: 13h 30°C.
Coldest period: 19h - 1h 17°C.

Chance of precipitation

Highest chance: 13h 95%.

Hourly weather forecast

  • 11h
  • 25°C
  • Feels like:
    25°C
Thunderstorms
Thunderstorms
  • Precip. probability: 78%
  • Precipitation: 3mm
  • Wind: 12km/hSW 220°
  • Humidity: 82%
  • Pressure: 1011mbar
  • Visibility: 6km
  • UV index: 9
  • ▼
  • 12h
  • 26°C
  • Feels like:
    29°C
Thunderstorms
Thunderstorms
  • Precip. probability: 90%
  • Precipitation: 2mm
  • Wind: 15km/hWSW 239°
  • Humidity: 82%
  • Pressure: 1011mbar
  • Visibility: 6km
  • UV index: 9
  • ▼
  • 13h
  • 27°C
  • Feels like:
    30°C
Thunderstorms
Thunderstorms
  • Precip. probability: 95%
  • Precipitation: 1mm
  • Wind: 14km/hSW 233°
  • Humidity: 79%
  • Pressure: 1010mbar
  • Visibility: 4km
  • UV index: 7
  • ▼
  • 14h
  • 26°C
  • Feels like:
    26°C
Thunderstorms
Thunderstorms
  • Precip. probability: 100%
  • Precipitation: 2mm
  • Wind: 14km/hSW 235°
  • Humidity: 83%
  • Pressure: 1009mbar
  • Visibility: 6km
  • UV index: 3
  • ▼
  • 15h
  • 24°C
  • Feels like:
    24°C
Thunderstorms
Thunderstorms
  • Precip. probability: 94%
  • Precipitation: 2mm
  • Wind: 10km/hSW 216°
  • Humidity: 87%
  • Pressure: 1009mbar
  • Visibility: 3km
  • UV index: 1
  • ▼
  • 16h
  • 24°C
  • Feels like:
    24°C
Thunderstorms
Thunderstorms
  • Precip. probability: 91%
  • Precipitation: 1mm
  • Wind: 9km/hSW 235°
  • Humidity: 89%
  • Pressure: 1010mbar
  • Visibility: 4km
  • UV index: 0
  • ▼
  • 17h
  • 24°C
  • Feels like:
    24°C
Rain
Rain
  • Precip. probability: 92%
  • Precipitation: 1mm
  • Wind: 8km/hSW 232°
  • Humidity: 90%
  • Pressure: 1011mbar
  • Visibility: 5km
  • UV index: 0
  • ▼
Sunset: 17:18
  • 18h
  • 18°C
  • Feels like:
    18°C
Rain
Rain
  • Precip. probability: 86%
  • Precipitation: 2mm
  • Wind: 10km/hESE 101°
  • Humidity: 90%
  • Pressure: 1012mbar
  • Visibility: 3km
  • UV index: 0
  • ▼
  • 19h
  • 17°C
  • Feels like:
    17°C
Rain
Rain
  • Precip. probability: 70%
  • Precipitation: 1mm
  • Wind: 8km/hE 82°
  • Humidity: 91%
  • Pressure: 1013mbar
  • Visibility: 3km
  • UV index: 0
  • ▼
  • 20h
  • 17°C
  • Feels like:
    17°C
Showers
Showers
  • Precip. probability: 49%
  • Precipitation: 1mm
  • Wind: 10km/hE 87°
  • Humidity: 94%
  • Pressure: 1013mbar
  • Visibility: 5km
  • UV index: 0
  • ▼
  • 21h
  • 17°C
  • Feels like:
    17°C
Cloudy
Cloudy
  • Precip. probability: 22%
  • Precipitation: 0mm
  • Wind: 10km/hE 90°
  • Humidity: 92%
  • Pressure: 1014mbar
  • Visibility: 9km
  • UV index: 0
  • ▼
  • 22h
  • 17°C
  • Feels like:
    17°C
Cloudy
Cloudy
  • Precip. probability: 18%
  • Precipitation: 0mm
  • Wind: 9km/hE 98°
  • Humidity: 93%
  • Pressure: 1013mbar
  • Visibility: 9km
  • UV index: 0
  • ▼
  • 23h
  • 17°C
  • Feels like:
    17°C
Cloudy
Cloudy
  • Precip. probability: 14%
  • Precipitation: 0mm
  • Wind: 9km/hE 83°
  • Humidity: 93%
  • Pressure: 1013mbar
  • Visibility: 10km
  • UV index: 0
  • ▼
Today, a combination of stormy, showery and cloudy weather is expected.
Rain is forecasted from 11h to 20h. With light precipitation of 3mm, most rainfall is expected at 11h.
The temperature will be between the highest temperature of 27°C and the lowest temperature of 17°C. The warmest part of the day is expected around 13h.
The forecasted high will be in line with the typical October maximum of 22.4°C. The temperature low is forecasted to be also consistent with the usual October value of 16.1°C.
October is typically the chilliest month in Mesa, with an average high of 22.4°C and a low near 16.1°C.
Updated: Oct 18, 2026 @ 16:39:40 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Currently (10:39 CST) it is 29°C in Mesa. Feels-like temperature is 33°C.

On Sunday, in Mesa, thunderstorms may develop under unsettled skies.

Light precipitation of 9mm is predicted. The possibility of rainfall is high at 93%.

Today, the highest temperature will be 24°C, while the lowest temperature will be 15°C.
The highest temperature will be in line with the average maximum of 22.4°C in October. The lowest temperature will be also in line with the average low of 16.1°C.

On Sunday, in Mesa, sunrise was at 05:25 and sunset will be at 17:18 (CST).

In Mesa, Costa Rica, the length of the day today will be 11h and 53min.