🇬🇹 Weather in Retalhuleu
Map Overlays:
Hourly Forecast for Retalhuleu
01:00
21°
10%
02:00
20°
9%
03:00
20°
8%
04:00
21°
7%
05:00
21°
7%
06:00
21°
6%
07:00
23°
6%
08:00
27°
4%
09:00
29°
3%
10:00
31°
3%
11:00
32°
3%
12:00
33°
17%
13:00
33°
18%
14:00
32°
44%
15:00
31°
57%
16:00
29°
21%
17:00
29°
31%
18:00
26°
31%
19:00
24°
40%
20:00
23°
33%
21:00
22°
15%
22:00
22°
15%
23:00
22°
15%
00:00
21°
14%
14-Day Forecast for Retalhuleu
2026-07-08
Smoky haze
33° /
20°
2026-07-09
Smoky haze
33° /
21°
2026-07-10
Smoky haze
33° /
21°
2026-07-11
Sunny
33° /
20°
2026-07-12
Light rain shower
31° /
20°
2026-07-13
Light rain shower
29° /
20°
2026-07-14
Partly Cloudy
28° /
19°
Additional Forecasts for Retalhuleu
Air Quality
💨 US EPA Index 4 (Unhealthy)
CO (Carbon Monoxide) 1119.0 μg/m³
O₃ (Ozone) 25.0 μg/m³
NO₂ (Nitrogen Dioxide) 26.1 μg/m³
SO₂ (Sulphur Dioxide) 5.4 μg/m³
PM2.5 (Fine particles) 74.0 μg/m³
PM10 (Coarse particles) 77.1 μg/m³
Historical Weather
Weather Forecasts for Other Cities in Guatemala
Weather in Retalhuleu — FAQ
Answers refreshed each request based on current conditions in Retalhuleu.
What is the weather like right now in Retalhuleu?
Right now in Retalhuleu, Guatemala the temperature is 20.6°C (feels like 15.1°C), with smoky haze. Relative humidity is 82% and wind is 7.9 km/h.
What is today's high and low temperature in Retalhuleu?
Today's forecast high in Retalhuleu is 33.0°C and the overnight low is 20.4°C. The diurnal range — high minus low — depends on cloud cover; clear days swing more than overcast ones.
Will it rain in Retalhuleu today?
The chance of precipitation in Retalhuleu today is 60%. Forecast accuracy is highest within the next 6 hours and decreases steadily out to 14 days.
How often does the weather here update?
Current observations refresh every 15-60 minutes from the nearest monitoring stations operated by national meteorological agencies. The hourly forecast updates approximately every hour; the 7- and 14-day outlook is recomputed several times per day.
What does 'feels like' temperature mean?
Feels-like (apparent) temperature accounts for humidity, wind chill and direct sunshine — variables that change how the human body perceives heat or cold. On hot, humid days it can be 3-7°C above the actual reading; on cold windy days it can be 5-15°C below.
Why does the temperature in Retalhuleu differ from nearby cities?
Even short distances can change temperatures noticeably. Retalhuleu's reading reflects altitude, proximity to large bodies of water, urban heat island effects, and the exact location of the monitoring stations supplying the data. Coastal cities are typically milder and more humid than inland equivalents.