August is one of the warmer months of the year in Inverness, with average highs near 22.5°C and lows around 15.9°C (mean 19.2°C). It is about average for rainfall, averaging 78 mm of rainfall and 79% relative humidity across the period.
August is one of the warmer months of the year in Inverness. Across 45 years of records, the warmest August in Inverness was 2012 — when the month averaged 21.6°C — while the coldest was 1982 at 16.5°C. Typical August days reach 22.5°C with nights near 15.9°C. The long-term trend is warming, about 0.3°C per decade.
August is about average for rainfall in Inverness, averaging 78 mm of rainfall. The wettest August on record was 1984 with 162 mm, while the driest was 1995 at 27 mm.
Relative humidity in Inverness during August averages 79%. The most humid August was 2008 at 89%, and the least humid was 2025 at 70%.
August receives about 4.8 kWh/m²/day of solar energy in Inverness. The sunniest August was 2025 at 5.9 kWh/m²/day, and the cloudiest was 2008 at 4.
Average wind speed in Inverness during August is 1.9 m/s. The windiest August was 1995 at 2.3 m/s, while the calmest was 1996 at 1.5 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 18.5°C | 19.2°C | 18.9°C | 19.7°C | 20.0°C | +1.5°C |
| Avg High | 21.8°C | 22.9°C | 22.1°C | 22.8°C | 23.4°C | +1.6°C |
| Avg Low | 15.1°C | 15.5°C | 15.8°C | 16.5°C | 16.6°C | +1.5°C |
| Avg Rain | 90 mm | 57 mm | 92 mm | 81 mm | 68 mm | -22 mm |
August temperatures in Inverness have risen by about 1.9°C between 1981–1985 and 2021–2025.
August has ranged from a record low of 9.2°C (1986) to a record high of 32°C (1995).
Rainfall in August is about average for rainfall, averaging 78 mm, with a wettest year of 162 mm.
One of the best times to visit Inverness
August is one of the best times to visit Inverness. Expect days averaging 22.5°C and nights around 15.9°C (mean 19.2°C) — warmer than Inverness's yearly average — with moderate rainfall (78 mm), so conditions are generally comfortable for sightseeing and outdoor plans.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 23.7°C | 19.8°C | 15.8°C | 30.7°C | 12.9°C | 41 mm | 70% | 1.9 m/s | 5.9 |
| 2024 | 23.8°C | 20.5°C | 17.2°C | 27.5°C | 12.7°C | 70 mm | 80% | 1.8 m/s | 4.9 |
| 2023 | 21.4°C | 18.6°C | 15.8°C | 24.6°C | 12.9°C | 122 mm | 83% | 2 m/s | 4.3 |
| 2022 | 23.7°C | 20.7°C | 17.7°C | 28.3°C | 14.8°C | 58 mm | 84% | 1.8 m/s | 4.6 |
| 2021 | 24.5°C | 20.6°C | 16.8°C | 29.6°C | 13.1°C | 38 mm | 78% | 1.8 m/s | 5.2 |
| 2020 | 23.1°C | 19.8°C | 16.4°C | 27.5°C | 12.8°C | 77 mm | 77% | 2.2 m/s | 5.1 |
| 2019 | 22.8°C | 19.7°C | 16.6°C | 26.2°C | 12.8°C | 78 mm | 81% | 2 m/s | 5.2 |
| 2018 | 24.8°C | 21.5°C | 18.1°C | 28.3°C | 14.8°C | 76 mm | 80% | 1.9 m/s | 5 |
| 2017 | 22.4°C | 19.3°C | 16.1°C | 25.9°C | 13.0°C | 74 mm | 80% | 1.9 m/s | 4.9 |
| 2016 | 21.9°C | 18.8°C | 15.7°C | 24.5°C | 12.9°C | 78 mm | 80% | 2.1 m/s | 4.7 |
| 2015 | 23.0°C | 20.2°C | 17.3°C | 27.0°C | 13.6°C | 114 mm | 87% | 1.8 m/s | 5.1 |
| 2014 | 22.0°C | 19.1°C | 16.2°C | 25.2°C | 11.4°C | 100 mm | 82% | 1.9 m/s | 4.7 |
| 2013 | 22.7°C | 19.2°C | 15.8°C | 26.0°C | 13.0°C | 76 mm | 79% | 2 m/s | 5.2 |
| 2012 🔥 | 25.0°C | 21.6°C | 18.1°C | 28.2°C | 14.8°C | 68 mm | 80% | 1.7 m/s | 4.6 |
| 2011 | 21.1°C | 18.2°C | 15.4°C | 23.8°C | 13.9°C | 71 mm | 86% | 1.9 m/s | 4.8 |
| 2010 | 22.3°C | 19.2°C | 16.0°C | 26.3°C | 13.6°C | 71 mm | 80% | 1.8 m/s | 5.1 |
| 2009 | 22.5°C | 19.5°C | 16.6°C | 27.4°C | 11.7°C | 148 mm | 82% | 1.8 m/s | 4.8 |
| 2008 | 20.6°C | 17.9°C | 15.3°C | 23.5°C | 12.1°C | 158 mm | 89% | 2 m/s | 4 |
| 2007 | 20.8°C | 17.8°C | 14.8°C | 25.1°C | 10.5°C | 157 mm | 84% | 2 m/s | 4.9 |
| 2006 | 20.0°C | 17.3°C | 14.5°C | 23.0°C | 11.4°C | 64 mm | 82% | 2.2 m/s | 4.9 |
| 2005 | 22.7°C | 19.3°C | 15.9°C | 26.7°C | 13.2°C | 82 mm | 79% | 1.8 m/s | 4.8 |
| 2004 | 23.5°C | 20.0°C | 16.5°C | 27.8°C | 13.3°C | 53 mm | 78% | 1.8 m/s | 4.6 |
| 2003 | 21.4°C | 18.5°C | 15.5°C | 27.3°C | 10.5°C | 100 mm | 84% | 1.8 m/s | 4.5 |
| 2002 | 23.8°C | 19.9°C | 16.0°C | 31.3°C | 11.0°C | 61 mm | 73% | 1.7 m/s | 5.3 |
| 2001 | 23.5°C | 20.0°C | 16.5°C | 30.1°C | 12.9°C | 43 mm | 77% | 1.8 m/s | 4.9 |
| 2000 | 22.1°C | 19.0°C | 16.0°C | 25.3°C | 12.7°C | 51 mm | 82% | 1.7 m/s | 4.5 |
| 1999 | 22.0°C | 19.0°C | 16.0°C | 24.8°C | 13.7°C | 133 mm | 82% | 1.9 m/s | 4.7 |
| 1998 | 22.1°C | 18.7°C | 15.2°C | 27.0°C | 12.4°C | 85 mm | 80% | 1.9 m/s | 4.9 |
| 1997 | 21.3°C | 18.1°C | 14.8°C | 28.4°C | 12.5°C | 78 mm | 79% | 1.8 m/s | 4.2 |
| 1996 | 23.5°C | 19.6°C | 15.8°C | 29.6°C | 12.9°C | 36 mm | 75% | 1.5 m/s | 4.8 |
| 1995 | 22.3°C | 18.4°C | 14.6°C | 32.0°C | 10.5°C | 27 mm | 71% | 2.3 m/s | 4.7 |
| 1994 | 23.7°C | 20.0°C | 16.2°C | 28.7°C | 12.9°C | 34 mm | 72% | 1.9 m/s | 4.9 |
| 1993 | 22.9°C | 19.0°C | 15.1°C | 27.3°C | 12.6°C | 29 mm | 74% | 1.8 m/s | 5 |
| 1992 | 23.1°C | 19.3°C | 15.6°C | 26.5°C | 13.0°C | 31 mm | 75% | 1.7 m/s | 5 |
| 1991 | 22.9°C | 19.1°C | 15.3°C | 28.1°C | 12.3°C | 59 mm | 74% | 2 m/s | 4.5 |
| 1990 | 25.1°C | 20.8°C | 16.6°C | 29.1°C | 11.8°C | 56 mm | 72% | 1.6 m/s | 5.3 |
| 1989 | 23.5°C | 19.8°C | 16.0°C | 27.5°C | 10.3°C | 54 mm | 72% | 2.1 m/s | 4.7 |
| 1988 | 23.1°C | 19.5°C | 15.8°C | 28.1°C | 11.1°C | 64 mm | 76% | 1.7 m/s | 4.4 |
| 1987 | 22.7°C | 18.8°C | 15.0°C | 31.1°C | 11.9°C | 47 mm | 71% | 1.7 m/s | 5 |
| 1986 | 21.5°C | 18.0°C | 14.5°C | 25.8°C | 9.2°C | 69 mm | 77% | 1.8 m/s | 4.6 |
| 1985 | 21.7°C | 18.4°C | 15.1°C | 26.2°C | 11.1°C | 75 mm | 78% | 1.8 m/s | 4.8 |
| 1984 🌧️ | 23.3°C | 20.2°C | 17.0°C | 26.9°C | 12.5°C | 162 mm | 84% | 1.6 m/s | 5.2 |
| 1983 | 20.2°C | 17.3°C | 14.3°C | 24.5°C | 10.6°C | 113 mm | 86% | 2 m/s | — |
| 1982 ❄️ | 19.3°C | 16.5°C | 13.8°C | 23.5°C | 10.0°C | 148 mm | 82% | 1.8 m/s | — |
| 1981 | 21.1°C | 17.9°C | 14.6°C | 24.3°C | 11.0°C | 77 mm | 83% | 1.9 m/s | — |
Actual recorded August data for each year, 1981–2025 — sourced from NASA POWER.
The average high in August is around 22.5°C with lows near 15.9°C (mean 19.2°C), based on 45 years of NASA POWER data.
August averages 78 mm of rainfall in Inverness, about average for rainfall. The wettest on record was 162 mm in 1984.
The hottest August reached 32°C in 1995. The coldest dipped to 9.2°C in 1986.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average August temperatures have risen by about 1.9°C. Daytime highs moved from 21.1°C to 23.4°C and overnight lows from 15°C to 16.7°C over the same span.
August is one of the warmer months of the year in Inverness and about average for rainfall, so plan for around 22.5°C daytime highs and 15.9°C at night.
Not quite — August is the 12th coolest month in Inverness, averaging 19.2°C.
For August in Inverness, pack light layers you can adjust through the day, with typical highs of 22.5°C and lows of 15.9°C. Bring an umbrella or light rain jacket too.
Relative humidity in August averages 79% — quite humid.
Average wind speed in August is 1.9 m/s. The windiest August on record averaged 2.3 m/s (1995).
The wettest August on record was 1984 with 162 mm. On average, August sees 78 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 Inverness 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.
