Base Aerea Del Sur Airport (RER) 15 Day Weather Forecast, Retalhuleu Guatemala
Current weather conditions and 15 day weather forecast for Base Aerea Del Sur Airport in Retalhuleu, Guatemala including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain, wind speed, cloud, pressure, and UV index.
Current weather conditions at RER
| 03 August 2026 Mon 27.2 ° C ( 81°F )  Smoky haze |
Feels Like : 28.5 ° C / 83.3°F Humidity : % 62 Pressure : 1012 mb Wind Speed : 3.6 kmph / 2.2 miles from WSW 
Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 15 |
15-day weather forecast for Base Aerea Del Sur Airport, Retalhuleu, Guatemala
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 03 August 2026 Mon | Smoky haze |
19.6 ° C | 34.1 ° C | 25.5 ° C | % 73 | 14.4 km/h | 61% |
| 04 August 2026 Tue |  Patchy rain nearby |
19.8 ° C | 34 ° C | 24.4 ° C | % 79 | 15.5 km/h | 78% |
| 05 August 2026 Wed | Patchy rain nearby |
19.4 ° C | 34 ° C | 25.4 ° C | % 72 | 12.6 km/h | 67% |
| 06 August 2026 Thu | Smoky haze |
19.1 ° C | 33.7 ° C | 24.1 ° C | % 73 | 11.5 km/h | 72% |
| 07 August 2026 Fri | Smoky haze |
18.5 ° C | 32.7 ° C | 24.5 ° C | % 68 | 11.9 km/h | 17% |
| 08 August 2026 Sat |  Sunny |
19.6 ° C | 29.4 ° C | 23.5 ° C | % 82 | 7.6 km/h | 80% |
| 09 August 2026 Sun | Patchy rain nearby |
19.5 ° C | 29.8 ° C | 24.3 ° C | % 85 | 8.6 km/h | 83% |
| 10 August 2026 Mon | Sunny |
19.5 ° C | 30.5 ° C | 24 ° C | % 77 | 9.7 km/h | 57% |
| 11 August 2026 Tue | Sunny |
19.3 ° C | 31.7 ° C | 24.4 ° C | % 74 | 10.8 km/h | 73% |
| 12 August 2026 Wed | Patchy rain nearby |
18.9 ° C | 30.7 ° C | 24.4 ° C | % 77 | 13 km/h | 50% |
| 13 August 2026 Thu | Sunny |
20.8 ° C | 32.8 ° C | 25.7 ° C | % 70 | 10.4 km/h | 57% |
| 14 August 2026 Fri | Sunny |
19.9 ° C | 32.4 ° C | 25.3 ° C | % 68 | 12.6 km/h | 17% |
| 15 August 2026 Sat | Sunny |
20.4 ° C | 33.3 ° C | 25.8 ° C | % 62 | 11.9 km/h | 57% |
| 16 August 2026 Sun | Patchy rain nearby |
21.2 ° C | 32.8 ° C | 25.7 ° C | % 70 | 13 km/h | 57% |
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