August is one of the warmer months of the year in Saint Cloud, with average highs near 31.2°C and lows around 23.8°C (mean 27.5°C). It is a relatively wet time of year, averaging 190 mm of rainfall and 83% relative humidity across the period.
August is one of the warmer months of the year in Saint Cloud. Across 45 years of records, the warmest August in Saint Cloud was 2023 — when the month averaged 29.9°C — while the coldest was 1994 at 26.2°C. Typical August days reach 31.2°C with nights near 23.8°C. The long-term trend is warming, about 0.4°C per decade.
August is a relatively wet time of year in Saint Cloud, averaging 190 mm of rainfall. The wettest August on record was 2008 with 380 mm, while the driest was 1987 at 97 mm.
Relative humidity in Saint Cloud during August averages 83%. The most humid August was 2003 at 88%, and the least humid was 1993 at 73%.
August receives about 5.5 kWh/m²/day of solar energy in Saint Cloud. The sunniest August was 2007 at 6.1 kWh/m²/day, and the cloudiest was 2008 at 4.7.
Average wind speed in Saint Cloud during August is 1.7 m/s. The windiest Augusts were 1995 and 2008 at 2.4 m/s, while the calmest was 1990 at 1.2 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 27.0°C | 27.2°C | 27.3°C | 27.7°C | 28.8°C | +1.8°C |
| Avg High | 30.7°C | 30.8°C | 31.0°C | 31.4°C | 32.9°C | +2.2°C |
| Avg Low | 23.3°C | 23.6°C | 23.7°C | 24.1°C | 24.7°C | +1.4°C |
| Avg Rain | 181 mm | 195 mm | 195 mm | 194 mm | 182 mm | +1 mm |
August temperatures in Saint Cloud have risen by about 2.1°C between 1981–1985 and 2021–2025.
August has ranged from a record low of 19.6°C (1984) to a record high of 37.8°C (2023).
Rainfall in August is a relatively wet time of year, averaging 190 mm, with a wettest year of 380 mm.
Daytime highs and overnight lows have shifted differently — highs rose about 0.5°C per decade while lows rose 0.3°C per decade, widening the gap between day and night.
A quieter season to visit Saint Cloud
If your dates are flexible, the more temperate months of April and November tend to be the most comfortable for visiting Saint Cloud. That said, August — with days averaging 31.2°C and nights around 23.8°C (mean 27.5°C) and higher rainfall (190 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 | 33.6°C | 29.3°C | 25.0°C | 36.4°C | 23.5°C | 200 mm | 78% | 1.6 m/s | 5.7 |
| 2024 | 32.8°C | 28.8°C | 24.8°C | 36.2°C | 23.0°C | 202 mm | 80% | 2.2 m/s | 5.2 |
| 2023 🔥 | 34.7°C | 29.9°C | 25.2°C | 37.8°C | 22.9°C | 146 mm | 75% | 1.9 m/s | 5.7 |
| 2022 | 33.1°C | 28.9°C | 24.6°C | 36.2°C | 23.1°C | 176 mm | 77% | 1.5 m/s | 5.6 |
| 2021 | 31.4°C | 27.8°C | 24.3°C | 34.1°C | 22.9°C | 165 mm | 84% | 1.7 m/s | 5.4 |
| 2020 | 31.6°C | 28.1°C | 24.5°C | 34.2°C | 23.1°C | 199 mm | 84% | 1.7 m/s | 5.4 |
| 2019 | 31.0°C | 27.5°C | 23.9°C | 32.9°C | 22.9°C | 242 mm | 87% | 1.7 m/s | 5.1 |
| 2018 | 30.8°C | 27.2°C | 23.6°C | 32.4°C | 22.4°C | 175 mm | 86% | 1.6 m/s | 5.9 |
| 2017 | 31.4°C | 27.8°C | 24.1°C | 33.3°C | 23.3°C | 173 mm | 85% | 1.8 m/s | 5.7 |
| 2016 | 31.0°C | 27.6°C | 24.3°C | 33.6°C | 23.1°C | 238 mm | 85% | 1.9 m/s | 5.5 |
| 2015 | 30.9°C | 27.4°C | 23.9°C | 33.3°C | 21.6°C | 245 mm | 85% | 1.5 m/s | 5.2 |
| 2014 | 32.2°C | 28.1°C | 24.1°C | 34.7°C | 22.6°C | 121 mm | 79% | 1.6 m/s | 5.8 |
| 2013 | 30.8°C | 27.2°C | 23.5°C | 32.6°C | 21.6°C | 139 mm | 84% | 1.7 m/s | 5.6 |
| 2012 | 31.3°C | 27.6°C | 23.8°C | 34.3°C | 22.0°C | 250 mm | 81% | 1.9 m/s | 5.1 |
| 2011 | 31.9°C | 28.2°C | 24.6°C | 34.6°C | 23.5°C | 183 mm | 82% | 1.8 m/s | 5.3 |
| 2010 | 32.6°C | 28.7°C | 24.8°C | 36.0°C | 23.4°C | 175 mm | 78% | 1.8 m/s | 5.3 |
| 2009 | 30.9°C | 27.5°C | 24.0°C | 32.9°C | 22.7°C | 150 mm | 85% | 1.4 m/s | 5.4 |
| 2008 🌧️ | 29.8°C | 26.7°C | 23.6°C | 32.0°C | 21.6°C | 380 mm | 87% | 2.4 m/s | 4.7 |
| 2007 | 32.4°C | 28.1°C | 23.9°C | 33.8°C | 21.1°C | 99 mm | 79% | 1.6 m/s | 6.1 |
| 2006 | 32.8°C | 28.3°C | 23.9°C | 36.9°C | 22.8°C | 184 mm | 76% | 1.7 m/s | 5.6 |
| 2005 | 31.8°C | 28.2°C | 24.7°C | 34.2°C | 22.6°C | 153 mm | 83% | 1.5 m/s | 5.9 |
| 2004 | 30.6°C | 27.3°C | 24.1°C | 32.7°C | 23.1°C | 249 mm | 86% | 1.6 m/s | 5 |
| 2003 | 29.8°C | 26.7°C | 23.6°C | 31.3°C | 22.5°C | 242 mm | 88% | 1.7 m/s | 5 |
| 2002 | 30.1°C | 26.6°C | 23.1°C | 32.1°C | 20.6°C | 231 mm | 87% | 1.7 m/s | 5.3 |
| 2001 | 30.5°C | 26.9°C | 23.3°C | 32.2°C | 20.3°C | 153 mm | 84% | 1.4 m/s | 5.6 |
| 2000 | 31.2°C | 27.1°C | 22.9°C | 33.5°C | 20.9°C | 113 mm | 80% | 1.9 m/s | 5.9 |
| 1999 | 31.4°C | 27.6°C | 23.8°C | 34.0°C | 22.2°C | 189 mm | 83% | 1.8 m/s | 5.7 |
| 1998 | 31.6°C | 27.9°C | 24.3°C | 34.6°C | 22.7°C | 175 mm | 82% | 1.6 m/s | 5.7 |
| 1997 | 30.7°C | 27.1°C | 23.4°C | 32.1°C | 20.8°C | 196 mm | 84% | 1.4 m/s | 5.7 |
| 1996 | 30.4°C | 26.8°C | 23.2°C | 32.8°C | 21.6°C | 160 mm | 81% | 1.6 m/s | 5.5 |
| 1995 | 30.6°C | 27.3°C | 24.0°C | 33.8°C | 22.0°C | 296 mm | 87% | 2.4 m/s | 5.3 |
| 1994 ❄️ | 29.4°C | 26.2°C | 22.9°C | 31.6°C | 21.5°C | 184 mm | 87% | 1.7 m/s | 5.3 |
| 1993 | 33.3°C | 28.6°C | 23.9°C | 37.5°C | 22.3°C | 139 mm | 73% | 1.9 m/s | 5.8 |
| 1992 | 29.7°C | 26.6°C | 23.5°C | 31.8°C | 21.9°C | 250 mm | 87% | 1.5 m/s | 5.3 |
| 1991 | 30.3°C | 26.9°C | 23.6°C | 31.7°C | 23.0°C | 153 mm | 86% | 1.5 m/s | 5.7 |
| 1990 | 30.4°C | 27.0°C | 23.5°C | 32.4°C | 21.3°C | 206 mm | 84% | 1.2 m/s | 5.6 |
| 1989 | 31.3°C | 27.4°C | 23.4°C | 35.9°C | 22.2°C | 189 mm | 81% | 1.5 m/s | 5.9 |
| 1988 | 29.9°C | 26.6°C | 23.3°C | 32.1°C | 22.0°C | 199 mm | 86% | 1.6 m/s | 5.4 |
| 1987 | 33.4°C | 28.6°C | 23.8°C | 35.8°C | 21.1°C | 97 mm | 74% | 1.8 m/s | 5.8 |
| 1986 | 30.0°C | 26.5°C | 23.1°C | 31.8°C | 21.6°C | 170 mm | 85% | 1.7 m/s | 5.5 |
| 1985 | 29.7°C | 26.6°C | 23.5°C | 31.6°C | 22.5°C | 231 mm | 86% | 1.9 m/s | 5.1 |
| 1984 | 30.4°C | 26.5°C | 22.6°C | 32.6°C | 19.6°C | 161 mm | 81% | 1.5 m/s | 5.6 |
| 1983 | 30.3°C | 27.0°C | 23.6°C | 32.6°C | 22.7°C | 196 mm | 85% | 1.6 m/s | — |
| 1982 | 29.9°C | 26.4°C | 23.0°C | 31.5°C | 21.3°C | 158 mm | 85% | 1.7 m/s | — |
| 1981 | 31.1°C | 27.3°C | 23.6°C | 34.4°C | 21.9°C | 225 mm | 81% | 2.2 m/s | — |
Actual recorded August data for each year, 1981–2025 — sourced from NASA POWER.
The average high in August is around 31.2°C with lows near 23.8°C (mean 27.5°C), based on 45 years of NASA POWER data.
August averages 190 mm of rainfall in Saint Cloud, a relatively wet time of year. The wettest on record was 380 mm in 2008.
The hottest August reached 37.8°C in 2023. The coldest dipped to 19.6°C in 1984.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average August temperatures have risen by about 2.1°C. Daytime highs moved from 30.3°C to 33.1°C and overnight lows from 23.3°C to 24.8°C over the same span.
August is one of the warmer months of the year in Saint Cloud and a relatively wet time of year, so plan for around 31.2°C daytime highs and 23.8°C at night.
Not quite — August is the 11th coolest month in Saint Cloud, averaging 27.5°C.
For August in Saint Cloud, pack light, breathable clothing and sun protection, with typical highs of 31.2°C and lows of 23.8°C. Bring an umbrella or light rain jacket too.
Relative humidity in August averages 83% — quite humid.
Average wind speed in August is 1.7 m/s. The windiest August on record averaged 2.4 m/s (1995).
The wettest August on record was 2008 with 380 mm. On average, August sees 190 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 Saint Cloud 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.
