Glastonbury weather in August
Temperature, rain and sunshine in August: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in August
Good
Best time to visit: May – September
What is the weather like in Glastonbury in August?
In August, Glastonbury is mild: daytime highs average 20 °C, and nights cool down to about 13 °C. Expect around 6 hours of sunshine a day. Rain is frequent, with about 12 rainy days and 72 mm in total. All in all, August is a good month for a holiday in Glastonbury.
August compared
How the weather changes from July to September. Tap a month to open it.
| JulyJul | AugustAug | SeptemberSep | |
|---|---|---|---|
| Score | 76 | 74 | 73 |
| Day | 21° | 20° | 18° |
| Night | 13° | 13° | 11° |
| Sun | 7 h | 6 h | 5 h |
| Rain days | 11 | 12 | 10 |
More details for August
- Daylight
- 14 h 39 min05:56 – 20:35
- UV index
- 6 · highclear sky, noon (estimate)All months
- Muggy days
- 0 daysdew point 18 °C or moreAll months
- Wind
- 21 km/haverage daily peakAll months
- Cloud cover
- 66 %on averageAll months
- Hot days
- 0 days30 °C or more
- Time zone
- UTC+1Europe/London
How the score comes together
- Temperatureweight 50 %100 %
- Sunshineweight 20 %50 %
- Few rainy daysweight 30 %46 %
Each factor is rated from 0 to 100 % and weighted for the travel style “Nature escape”.
What to pack in August
- Sunscreen
- A jumper for the evenings
- Rain jacket or umbrella
Glastonbury in August: quick answers
Is Glastonbury hot in August?
No. In August, Glastonbury is mild: daytime highs average 20 °C and nights drop to about 13 °C.
Does it rain much in Glastonbury in August?
Rain is frequent, with about 12 rainy days and 72 mm in total.
Glastonbury month by month
The whole year in GlastonburyAll destinations: United KingdomWhere to go in August
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences