Detailed weather forecast for Barbuda, Antigua and Barbuda: daytime and night temperature, rain, sunrise and sunset - today and for the next two weeks.
Forecast for the next days in Barbuda
today🌧️30°💧 1.3 mm
Sun🌧️29°💧 0.2 mm
Mon🌧️28°💧 0.5 mm
Tue🌧️28°💧 3 mm
Wed🌧️28°💧 5.2 mm
Thu🌧️28°💧 0.2 mm
Fri🌧️28°💧 0.3 mm
Sat🌧️28°💧 2.4 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
Saturday 5 Sept in Barbuda, the forecast high is 30°C. Typical daytime temperatures at this time of year range from 28°C to 29°C, so it will be exceptionally warm. It is warmer than 96% of similar days.
30°Cexceptionally warm
usually 28°C–29°C
warmer than 96% of similar days
night: warmer than usualrain: typical rainfallwind: typical
29°Cwarmer than usual
usually 28°C–29°C
warmer than 81% of similar days
night: warmer than usualrain: less rain than usualwind: typical
28°Ccooler than usual
usually 28°C–29°C
cooler than 83% of similar days
night: warmer than usualrain: less rain than usualwind: stronger than usual
28°Cexceptionally cool
usually 28°C–29°C
cooler than 92% of similar days
night: near normalrain: typical rainfallwind: exceptionally strong
28°Cexceptionally cool
usually 28°C–29°C
cooler than 91% of similar days
night: near normalrain: more rain than usualwind: exceptionally strong
28°Ccooler than usual
usually 28°C–29°C
cooler than 85% of similar days
night: near normalrain: exceptionally drywind: exceptionally strong
28°Ccooler than usual
usually 28°C–29°C
cooler than 85% of similar days
night: warmer than usualrain: less rain than usualwind: exceptionally strong
How warm was this week in previous years?
Each bar shows the average daily high during the same 7-day period in each year.
From 1981 to 2025, the 5-11 Sept period averaged 29°C by day. The coolest year was 1984 (28°C) and the warmest was 2023 (30°C). The current forecast averages 29°C - close to the historical median.
Historical reference: NASA POWER daily gridded data (MERRA-2), the 1991-2020 normal and a +/- 7-day calendar window.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 - Barbuda
Barbuda 30 & 45-day weather - long-range outlook
Next 15 days · forecast
28°
around 28° at night · days with rain: 11
Weeks 3-4 · avg for September
31°
around 27° at night · rain chance 23%
Weeks 5-7 · avg for October
31°
around 27° at night · rain chance 29%
The 30 & 45-day outlook for Barbuda: the next 15 days are a numerical forecast updated daily - on average 28° by day and 28° at night. Further out we rely on multi-year climate averages: around 31° in September, and about 31° in October. Forecasts beyond two weeks are indicative only.
Day-by-day forecast for Barbuda
Saturday5 September 2026
🌧️30°light rain
sunrise 05:54 · sunset 18:18 · night 28° · evening 29° · rain 1.31 mm · humidity 80% · wind 7 m/s · clouds 83%
Sunday6 September 2026
🌧️29°light rain
sunrise 05:54 · sunset 18:17 · night 28° · evening 28° · rain 0.21 mm · humidity 80% · wind 8 m/s · clouds 27%
Monday7 September 2026
🌧️28°light rain
sunrise 05:54 · sunset 18:16 · night 28° · evening 28° · rain 0.48 mm · humidity 76% · wind 9 m/s · clouds 28%
Tuesday8 September 2026
🌧️28°light rain
sunrise 05:54 · sunset 18:15 · night 28° · evening 28° · rain 2.96 mm · humidity 77% · wind 10 m/s · clouds 3%
Wednesday9 September 2026
🌧️28°light rain
sunrise 05:54 · sunset 18:14 · night 28° · evening 28° · rain 5.22 mm · humidity 80% · wind 10 m/s · clouds 11%
Thursday10 September 2026
🌧️28°light rain
sunrise 05:54 · sunset 18:14 · night 28° · evening 28° · rain 0.18 mm · humidity 79% · wind 10 m/s · clouds 36%
Friday11 September 2026
🌧️28°light rain
sunrise 05:54 · sunset 18:13 · night 28° · evening 28° · rain 0.3 mm · humidity 73% · wind 9 m/s · clouds 37%
Saturday12 September 2026
🌧️28°light rain
sunrise 05:55 · sunset 18:12 · night 27° · evening 28° · rain 2.37 mm · humidity 80% · wind 9 m/s · clouds 100%
Sunday13 September 2026
🌧️28°light rain
sunrise 05:55 · sunset 18:11 · night 28° · evening 28° · rain 3.48 mm · humidity 77% · wind 9 m/s · clouds 99%
Monday14 September 2026
🌧️28°light rain
sunrise 05:55 · sunset 18:10 · night 28° · evening 28° · rain 3.72 mm · humidity 73% · wind 9 m/s · clouds 9%
Tuesday15 September 2026
🌧️28°light rain
sunrise 05:55 · sunset 18:09 · night 28° · evening 28° · rain 1.47 mm · humidity 79% · wind 8 m/s · clouds 15%
Wednesday16 September 2026
🌧️28°light rain
sunrise 05:55 · sunset 18:09 · night 28° · evening 28° · rain 4.68 mm · humidity 79% · wind 10 m/s · clouds 36%
Thursday17 September 2026
🌧️27°light rain
sunrise 05:55 · sunset 18:08 · night 28° · evening 27° · rain 2.34 mm · humidity 77% · wind 9 m/s · clouds 84%
Friday18 September 2026
☁️27°overcast clouds
sunrise 05:55 · sunset 18:07 · night 28° · evening 28° · rain 1.92 mm · humidity 73% · wind 9 m/s · clouds 94%
Saturday19 September 2026
🌧️28°moderate rain
sunrise 05:56 · sunset 18:06 · night 28° · evening 28° · rain 6.9 mm · humidity 78% · wind 10 m/s · clouds 94%
UV index in Barbuda - is it safe to sunbathe?
Today the UV index in Barbuda is 9 (very high) - unprotected fair skin can burn in about 25 minutes. SPF 50, long sleeves and shade between 10:00 and 16:00.