August is close to Barrigada's year-round average, with average highs near 28.6°C and lows around 27.8°C (mean 28.2°C). It is a relatively wet time of year, averaging 273 mm of rainfall and 82% relative humidity across the period.
August is close to Barrigada's year-round average. Across 45 years of records, the warmest August in Barrigada was 2024 — when the month averaged 29.1°C — while the coldest was 1984 at 27.3°C. Typical August days reach 28.6°C with nights near 27.8°C. The long-term trend is warming, about 0.2°C per decade.
August is a relatively wet time of year in Barrigada, averaging 273 mm of rainfall. The wettest August on record was 2004 with 623 mm, while the driest was 1988 at 73 mm.
Relative humidity in Barrigada during August averages 82%. The most humid August was 1997 at 85%, and the least humid was 2017 at 79%.
August receives about 5.2 kWh/m²/day of solar energy in Barrigada. The sunniest Augusts were 1994 and 1998 at 6 kWh/m²/day, and the cloudiest was 2004 at 4.
Average wind speed in Barrigada during August is 4.2 m/s. The windiest August was 1986 at 6.7 m/s, while the calmest was 2017 at 2.7 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 27.7°C | 28.1°C | 28.2°C | 28.5°C | 28.6°C | +0.9°C |
| Avg High | 28.1°C | 28.5°C | 28.6°C | 28.9°C | 29.0°C | +0.9°C |
| Avg Low | 27.3°C | 27.7°C | 27.9°C | 28.1°C | 28.2°C | +0.9°C |
| Avg Rain | 275 mm | 221 mm | 327 mm | 314 mm | 202 mm | -74 mm |
August temperatures in Barrigada have risen by about 1°C between 1981–1985 and 2021–2025.
August has ranged from a record low of 25.9°C (1984) to a record high of 30.5°C (2024).
Rainfall in August is a relatively wet time of year, averaging 273 mm, with a wettest year of 623 mm.
A quieter season to visit Barrigada
If your dates are flexible, the more temperate months of March and February tend to be the most comfortable for visiting Barrigada. That said, August — with days averaging 28.6°C and nights around 27.8°C (mean 28.2°C) and higher rainfall (273 mm) — can still be rewarding for travellers who don't mind the warmth, and often means fewer crowds.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 29.0°C | 28.6°C | 28.2°C | 30.0°C | 27.6°C | 217 mm | 82% | 3.2 m/s | 5.5 |
| 2024 🔥 | 29.5°C | 29.1°C | 28.7°C | 30.5°C | 28.0°C | 182 mm | 80% | 3.2 m/s | 5.4 |
| 2023 | 29.1°C | 28.7°C | 28.4°C | 29.7°C | 27.5°C | 215 mm | 83% | 3.7 m/s | 5.2 |
| 2022 | 28.8°C | 28.3°C | 27.8°C | 29.6°C | 26.9°C | 193 mm | 81% | 3.1 m/s | 5.2 |
| 2021 | 28.7°C | 28.3°C | 27.9°C | 29.3°C | 27.1°C | 275 mm | 82% | 3.7 m/s | 5 |
| 2020 | 29.1°C | 28.7°C | 28.3°C | 29.8°C | 27.1°C | 127 mm | 80% | 3.2 m/s | 5.7 |
| 2019 | 29.0°C | 28.6°C | 28.2°C | 30.0°C | 27.1°C | 340 mm | 83% | 4.5 m/s | 4.9 |
| 2018 | 28.5°C | 28.1°C | 27.7°C | 29.2°C | 27.1°C | 333 mm | 83% | 4.6 m/s | 4.8 |
| 2017 | 29.3°C | 29.0°C | 28.6°C | 30.4°C | 27.3°C | 212 mm | 79% | 2.7 m/s | 5.6 |
| 2016 | 29.3°C | 28.9°C | 28.5°C | 30.0°C | 27.2°C | 345 mm | 82% | 5 m/s | 5 |
| 2015 | 28.9°C | 28.5°C | 28.1°C | 29.8°C | 26.9°C | 279 mm | 82% | 4.2 m/s | 5.4 |
| 2014 | 28.9°C | 28.4°C | 28.0°C | 29.5°C | 26.7°C | 196 mm | 81% | 2.9 m/s | 5.4 |
| 2013 | 29.2°C | 28.8°C | 28.3°C | 30.1°C | 27.4°C | 231 mm | 79% | 3.3 m/s | 5.7 |
| 2012 | 28.5°C | 28.1°C | 27.6°C | 29.6°C | 26.7°C | 497 mm | 82% | 3.6 m/s | 4.6 |
| 2011 | 28.7°C | 28.3°C | 27.9°C | 29.4°C | 26.0°C | 432 mm | 82% | 4 m/s | 5 |
| 2010 | 28.8°C | 28.3°C | 27.9°C | 29.5°C | 27.0°C | 273 mm | 81% | 4.3 m/s | 5.6 |
| 2009 | 28.9°C | 28.5°C | 28.1°C | 29.8°C | 27.5°C | 401 mm | 82% | 4.1 m/s | 4.9 |
| 2008 | 28.5°C | 28.1°C | 27.7°C | 29.6°C | 26.8°C | 176 mm | 81% | 3 m/s | 5.4 |
| 2007 | 28.5°C | 28.1°C | 27.7°C | 29.8°C | 26.8°C | 337 mm | 83% | 4 m/s | 4.9 |
| 2006 | 28.4°C | 28.1°C | 27.7°C | 29.3°C | 26.9°C | 293 mm | 84% | 3.9 m/s | 5 |
| 2005 | 28.6°C | 28.2°C | 27.8°C | 29.5°C | 26.9°C | 366 mm | 84% | 4.6 m/s | 4.7 |
| 2004 🌧️ | 28.5°C | 28.1°C | 27.8°C | 29.4°C | 26.6°C | 623 mm | 85% | 6.4 m/s | 4 |
| 2003 | 28.9°C | 28.4°C | 28.0°C | 29.9°C | 26.9°C | 151 mm | 82% | 3.8 m/s | 5.7 |
| 2002 | 28.6°C | 28.2°C | 27.8°C | 29.6°C | 26.9°C | 293 mm | 83% | 5.2 m/s | 5.1 |
| 2001 | 28.8°C | 28.4°C | 28.1°C | 29.6°C | 27.3°C | 392 mm | 85% | 6.3 m/s | 4.8 |
| 2000 | 28.7°C | 28.3°C | 27.9°C | 29.6°C | 26.8°C | 237 mm | 81% | 4.5 m/s | 5.1 |
| 1999 | 28.4°C | 28.0°C | 27.6°C | 30.0°C | 26.6°C | 185 mm | 83% | 4.2 m/s | 5.5 |
| 1998 | 28.9°C | 28.6°C | 28.2°C | 29.7°C | 27.4°C | 87 mm | 81% | 4.1 m/s | 6 |
| 1997 | 28.3°C | 27.9°C | 27.5°C | 29.2°C | 26.6°C | 464 mm | 85% | 5.5 m/s | 4.9 |
| 1996 | 28.5°C | 28.1°C | 27.7°C | 29.2°C | 26.6°C | 98 mm | 81% | 3.3 m/s | 5.9 |
| 1995 | 28.5°C | 28.0°C | 27.5°C | 29.4°C | 26.6°C | 124 mm | 83% | 4.4 m/s | 5.2 |
| 1994 | 28.6°C | 28.2°C | 27.8°C | 29.8°C | 27.0°C | 113 mm | 82% | 3.4 m/s | 6 |
| 1993 | 27.8°C | 27.5°C | 27.1°C | 28.7°C | 26.3°C | 204 mm | 84% | 4.9 m/s | 5 |
| 1992 | 28.3°C | 28.0°C | 27.6°C | 29.1°C | 26.8°C | 260 mm | 83% | 4.6 m/s | 4.6 |
| 1991 | 28.8°C | 28.5°C | 28.1°C | 29.4°C | 27.2°C | 259 mm | 83% | 4.8 m/s | 5.1 |
| 1990 | 28.6°C | 28.2°C | 27.9°C | 29.6°C | 26.9°C | 412 mm | 83% | 4.9 m/s | 4.3 |
| 1989 | 27.9°C | 27.5°C | 27.1°C | 28.7°C | 26.2°C | 231 mm | 85% | 4.9 m/s | 4.9 |
| 1988 | 28.4°C | 28.0°C | 27.6°C | 29.0°C | 26.5°C | 73 mm | 81% | 3.8 m/s | 5.9 |
| 1987 | 28.4°C | 28.0°C | 27.6°C | 29.5°C | 26.8°C | 117 mm | 82% | 4.5 m/s | 5.8 |
| 1986 | 28.5°C | 28.1°C | 27.8°C | 29.3°C | 26.7°C | 273 mm | 84% | 6.7 m/s | 4.9 |
| 1985 | 27.8°C | 27.4°C | 27.0°C | 28.6°C | 26.4°C | 382 mm | 82% | 3.5 m/s | 5 |
| 1984 ❄️ | 27.7°C | 27.3°C | 26.9°C | 28.5°C | 25.9°C | 377 mm | 82% | 3.3 m/s | 5 |
| 1983 | 28.1°C | 27.7°C | 27.2°C | 28.7°C | 26.3°C | 394 mm | 82% | 3.7 m/s | — |
| 1982 | 27.8°C | 27.4°C | 27.0°C | 28.7°C | 26.1°C | 214 mm | 83% | 4.1 m/s | — |
| 1981 | 28.7°C | 28.3°C | 27.8°C | 29.6°C | 26.4°C | 417 mm | 81% | 5.4 m/s | — |
Actual recorded August data for each year, 1981–2025 — sourced from NASA POWER.
The average high in August is around 28.6°C with lows near 27.8°C (mean 28.2°C), based on 45 years of NASA POWER data.
August averages 273 mm of rainfall in Barrigada, a relatively wet time of year. The wettest on record was 623 mm in 2004.
The hottest August reached 30.5°C in 2024. The coldest dipped to 25.9°C in 1984.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average August temperatures have risen by about 1°C. Daytime highs moved from 28°C to 29°C and overnight lows from 27.2°C to 28.2°C over the same span.
August is close to Barrigada's year-round average and a relatively wet time of year, so plan for around 28.6°C daytime highs and 27.8°C at night.
Not quite — August is the 8th coolest month in Barrigada, averaging 28.2°C.
For August in Barrigada, pack light layers you can adjust through the day, with typical highs of 28.6°C and lows of 27.8°C. Bring an umbrella or light rain jacket too.
Relative humidity in August averages 82% — quite humid.
Average wind speed in August is 4.2 m/s. The windiest August on record averaged 6.7 m/s (1986).
The wettest August on record was 2004 with 623 mm. On average, August sees 273 mm.
All figures are derived from NASA POWER (Prediction Of Worldwide Energy Resources), based on MERRA-2 satellite reanalysis, covering 1981–2025.
Explore how the weather in Barrigada behaves each August, based on 45 years of NASA POWER climate data from 1981 to 2025. This page breaks down average temperatures, rainfall, humidity, wind and solar radiation for August specifically, along with year-by-year records and how the month has changed over the decades.
