Weather forecast for todaySanta Bárbara, Guatemala

Weather forecast for today

Current condition 11:56 CST

  • 29°C
  • Feels like:
    34°C
Mostly Cloudy
Mostly Cloudy
  • Precipitation: 0mm
  • Wind: 8km/hSSW 200°
  • Humidity: 72%
  • Dewpoint: 23°C
  • Pressure: 1010.5mbar
  • Visibility: 12.87km
  • UV index: 10
  • ▼
At the moment, the weather is mostly cloudy, with only a few breaks of sunshine.
The temperature is a warm 29°C, and the apparent temperature of which reflects the perceived temperature due to humidity levels comes in at estimated at a hot 34°C. The current temperature is nearly at the maximum anticipated 30°C for today.

Saturday 17. Oct 2026

  • 30°C
  • 22°C
Thunderstorms
Thunderstorms
  • Precip. probability: 100%
  • Precipitation: 16mm
  • Wind: 9km/hSW 231°
  • Humidity: 85%
  • UV index: 8
  • Sunrise: 05:56 CST
  • Sunset: 17:43 CST
  • ▼
Today, unstable weather may lead to more thunderstorms.
The chance of rain is high, and precipitation will be moderate. Temperatures will oscillate between a hot 30°C at their highest and a pleasant 22°C at their lowest.
The maximum heat index, which measures the combined effect of heat and moisture, is evaluated at a very hot 39°C. Take into consideration that the heat index values are calculated for shade and light wind conditions. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees.
Today, the forecasted peak temperature is expected to mirror October's average high of 28.6°C.
Sunrise was at 05:56 and sunset will be at 17:43; the daylight will last for 11h and 47min.

Hourly overview

Hourly temperatures

Warmest hour: 14h 32°C.
Coldest hour: 2h 24°C.

Chance of precipitation

Highest chance: 14h 100%.

Hourly weather forecast

  • 12h
  • 27°C
  • Feels like:
    31°C
Thunderstorms
Thunderstorms
  • Precip. probability: 99%
  • Precipitation: 2mm
  • Wind: 8km/hSSW 211°
  • Humidity: 82%
  • Pressure: 1010mbar
  • Visibility: 10km
  • UV index: 8
  • ▼
  • 13h
  • 27°C
  • Feels like:
    31°C
Thunderstorms
Thunderstorms
  • Precip. probability: 93%
  • Precipitation: 3mm
  • Wind: 8km/hSSW 212°
  • Humidity: 82%
  • Pressure: 1009mbar
  • Visibility: 6km
  • UV index: 5
  • ▼
  • 14h
  • 27°C
  • Feels like:
    32°C
Thunderstorms
Thunderstorms
  • Precip. probability: 100%
  • Precipitation: 3mm
  • Wind: 8km/hSW 220°
  • Humidity: 82%
  • Pressure: 1009mbar
  • Visibility: 4km
  • UV index: 2
  • ▼
  • 15h
  • 28°C
  • Feels like:
    32°C
Thunderstorms
Thunderstorms
  • Precip. probability: 100%
  • Precipitation: 3mm
  • Wind: 8km/hSW 217°
  • Humidity: 82%
  • Pressure: 1008mbar
  • Visibility: 4km
  • UV index: 1
  • ▼
  • 16h
  • 27°C
  • Feels like:
    31°C
Thunderstorms
Thunderstorms
  • Precip. probability: 99%
  • Precipitation: 2mm
  • Wind: 7km/hWSW 248°
  • Humidity: 86%
  • Pressure: 1008mbar
  • Visibility: 6km
  • UV index: 0
  • ▼
  • 17h
  • 26°C
  • Feels like:
    30°C
Thunderstorms
Thunderstorms
  • Precip. probability: 92%
  • Precipitation: 2mm
  • Wind: 5km/hSW 229°
  • Humidity: 89%
  • Pressure: 1009mbar
  • Visibility: 7km
  • UV index: 0
  • ▼
Sunset: 17:43
  • 18h
  • 25°C
  • Feels like:
    25°C
Thunderstorms
Thunderstorms
  • Precip. probability: 80%
  • Precipitation: 1mm
  • Wind: 4km/hN 1°
  • Humidity: 91%
  • Pressure: 1010mbar
  • Visibility: 6km
  • UV index: 0
  • ▼
  • 19h
  • 25°C
  • Feels like:
    27°C
Showers
Showers
  • Precip. probability: 53%
  • Precipitation: 1mm
  • Wind: 3km/hNNE 24°
  • Humidity: 93%
  • Pressure: 1010mbar
  • Visibility: 8km
  • UV index: 0
  • ▼
  • 20h
  • 24°C
  • Feels like:
    27°C
Showers
Showers
  • Precip. probability: 42%
  • Precipitation: 1mm
  • Wind: 3km/hNNE 15°
  • Humidity: 94%
  • Pressure: 1011mbar
  • Visibility: 8km
  • UV index: 0
  • ▼
  • 21h
  • 24°C
  • Feels like:
    27°C
Few Showers
Few Showers
  • Precip. probability: 30%
  • Precipitation: 1mm
  • Wind: 3km/hNNE 31°
  • Humidity: 94%
  • Pressure: 1012mbar
  • Visibility: 9km
  • UV index: 0
  • ▼
  • 22h
  • 24°C
  • Feels like:
    26°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0mm
  • Wind: 3km/hNNE 18°
  • Humidity: 93%
  • Pressure: 1012mbar
  • Visibility: 10km
  • UV index: 0
  • ▼
  • 23h
  • 24°C
  • Feels like:
    26°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 14%
  • Precipitation: 0mm
  • Wind: 3km/hNNE 16°
  • Humidity: 92%
  • Pressure: 1011mbar
  • Visibility: 14km
  • UV index: 0
  • ▼
Today, a combination of thunderstorm-prone, rainy and gloomy weather is anticipated.
Rain is anticipated from 12h to 21h. The most intense rain will be falling from 13h to 15h.
The temperature will vary between a maximum of 28°C and a minimum of 24°C. The feels-like temperature will vary between a maximum of 32°C and a minimum of 25°C. The warmest part of the day is expected around 15h.
Today, the temperature is forecasted to be close to the usual maximum for October. Today, the nighttime low will be also a few degrees higher than October's typical minimum of 19.2°C.
Updated: Oct 17, 2026 @ 17:56:01 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

The temperature at 11:56 CST in Santa Bárbara is 29°C. Feels-like temperature is 34°C.

Today, in Santa Bárbara, unstable weather may lead to more thunderstorms.

Moderate precipitation of 16mm is anticipated. The possibility of rainfall is high at 100%.

Today, the maximum temperature will be 30°C, while the minimum temperature will be 22°C. The maximum heat index, which modifies the air temperature to account for humidity, is estimated at 39°C.
The highest temperature today will be in line with the average maximum temperature in October. The lowest temperature today will be a few degrees higher than the average low temperature.

On Saturday, in Santa Bárbara, sunrise was at 05:56 and sunset will be at 17:43 (CST).

In Santa Bárbara, the length of the day today will be 11h and 47min.