Detailed weather forecast for Puerto Barrios, Guatemala: daytime and night temperature, rain, sunrise and sunset - today and for the next two weeks.
Forecast for the next days in Puerto Barrios
today🌧️28°💧 9 mm
Sun🌧️31°💧 5.5 mm
Mon🌧️33°💧 10.1 mm
Tue🌧️32°💧 12.1 mm
Wed🌧️32°💧 11.5 mm
Thu🌧️31°💧 8.4 mm
Fri🌧️32°💧 0.2 mm
Sat🌧️32°💧 0.5 mm
Forecast vs 1991-2020 climate normal
How does the current forecast compare with normal?
We compare the coming days with weather usually observed at this time of year.
NASA POWER
Monday 7 Sept in Puerto Barrios, the forecast high is 33°C. Typical daytime temperatures at this time of year range from 27°C to 30°C, so it will be exceptionally warm. It is warmer than 97% of similar days.
28°Cnear normal
usually 27°C–30°C
night: exceptionally warmrain: more rain than usualwind: exceptionally strong
From 1981 to 2025, the 5-11 Sept period averaged 29°C by day. The coolest year was 2014 (26°C) and the warmest was 1983 (32°C). The current forecast averages 31°C - higher than in 93% of historical years.
Historical reference: NASA POWER daily gridded data (MERRA-2), the 1991-2020 normal and a +/- 7-day calendar window. The typical range is the 20th-80th percentile. This is not a city weather-station reading and does not change the current forecast. NASA POWER Daily API.
14-day forecast - Puerto Barrios
Day-by-day forecast for Puerto Barrios
Saturday5 September 2026
🌧️28°moderate rain
sunrise 05:42 · sunset 18:04 · night 25° · evening 29° · rain 9.04 mm · humidity 75% · wind 3 m/s · clouds 99%
Sunday6 September 2026
🌧️31°light rain
sunrise 05:42 · sunset 18:03 · night 25° · evening 29° · rain 5.52 mm · humidity 69% · wind 3 m/s · clouds 100%
Monday7 September 2026
🌧️33°moderate rain
sunrise 05:42 · sunset 18:02 · night 25° · evening 27° · rain 10.14 mm · humidity 59% · wind 3 m/s · clouds 14%
Tuesday8 September 2026
🌧️32°moderate rain
sunrise 05:42 · sunset 18:02 · night 24° · evening 27° · rain 12.13 mm · humidity 54% · wind 3 m/s · clouds 99%
Wednesday9 September 2026
🌧️32°moderate rain
sunrise 05:42 · sunset 18:01 · night 25° · evening 25° · rain 11.49 mm · humidity 61% · wind 3 m/s · clouds 76%
Thursday10 September 2026
🌧️31°moderate rain
sunrise 05:42 · sunset 18:00 · night 25° · evening 26° · rain 8.43 mm · humidity 60% · wind 3 m/s · clouds 70%
Friday11 September 2026
🌧️32°light rain
sunrise 05:42 · sunset 17:59 · night 24° · evening 26° · rain 0.15 mm · humidity 56% · wind 3 m/s · clouds 35%
Saturday12 September 2026
🌧️32°light rain
sunrise 05:43 · sunset 17:59 · night 25° · evening 27° · rain 0.54 mm · humidity 58% · wind 3 m/s · clouds 34%
Sunday13 September 2026
🌧️31°light rain
sunrise 05:43 · sunset 17:58 · night 25° · evening 26° · rain 6.48 mm · humidity 63% · wind 3 m/s · clouds 88%
Monday14 September 2026
🌧️32°moderate rain
sunrise 05:43 · sunset 17:57 · night 24° · evening 26° · rain 16.65 mm · humidity 60% · wind 3 m/s · clouds 33%
Tuesday15 September 2026
🌧️30°moderate rain
sunrise 05:43 · sunset 17:56 · night 24° · evening 25° · rain 28.89 mm · humidity 69% · wind 2 m/s · clouds 93%
Wednesday16 September 2026
🌧️29°moderate rain
sunrise 05:43 · sunset 17:55 · night 25° · evening 25° · rain 26.01 mm · humidity 75% · wind 2 m/s · clouds 97%
Thursday17 September 2026
🌧️27°heavy rain
sunrise 05:43 · sunset 17:55 · night 24° · evening 26° · rain 62.55 mm · humidity 84% · wind 2 m/s · clouds 100%
Friday18 September 2026
🌧️31°light rain
sunrise 05:43 · sunset 17:54 · night 25° · evening 26° · rain 12.36 mm · humidity 65% · wind 2 m/s · clouds 93%
Saturday19 September 2026
🌧️31°light rain
sunrise 05:43 · sunset 17:53 · night 27° · evening 29° · rain 1.83 mm · humidity 63% · wind 2 m/s · clouds 100%
UV index in Puerto Barrios - is it safe to sunbathe?
Today the UV index in Puerto Barrios is 8 (very high) - unprotected fair skin can burn in about 25 minutes. SPF 50, long sleeves and shade between 10:00 and 16:00.