Glasgow weather in August
August in Glasgow: nice, rainy, with clean air — an excellent time to visit.
#3 of 12 months in Glasgow · #214 of 604 destinations to visit in August · comfort 84/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Glasgow climate normals — August
| Daytime high | 18°C / 64°F | 😎 nice |
|---|---|---|
| Nighttime low | 12°C / 53°F | |
| Feels like (high) | 17°C / 63°F | |
| Rainfall | 104 mm / 4.1 in | 🌧 rainy |
| Rainy days | 16 days | |
| Humidity | 82% | 💦 very humid |
| Dew point | 12°C / 53°F | |
| Sunshine | 8.6 h/day | |
| Daylight | 15 h | |
| Wind | 17 km/h / 11 mph | |
| Air quality (US AQI) | 29 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Glasgow in August — FAQ
- Is August a good time to visit Glasgow?
- August in Glasgow: nice, rainy, with clean air — an excellent time to visit. It ranks #3 of 12 months for Glasgow on SeasonMap's comfort score (84/100).
- What is the weather like in Glasgow in August?
- In August, Glasgow averages a daily high of 17.8°C and a low of 11.6°C, with about 104 mm of rain over roughly 16.2 rainy days.
- What is the air quality in Glasgow in August?
- Glasgow has a mean US Air Quality Index of about 29 in August.