Of the three British festivals covered on this site, Download Festival at Donington Park has the coldest nights and the most frequent rain. On its usual dates, 10–12 June, the chance of at least one rainy day is 74%; Glastonbury and Reading each come in at 63%. The figures come from the ERA5 reanalysis for past years and are not a forecast: weather services publish that for specific days.
Rain and mud at past editions
Some 41% of festival days are rainy, and “mud” (40 mm or more across the festival days and the week before) built up at 4 of 21 editions. In 2016, 23 mm fell over 10–12 June; in 2024 it rained on all 3 days, 18 mm in total. A hot day (30 °C or more) has never happened here: wellies matter more than a sun hat.
Nights in the tent and the 2027 dates
The daytime high averages 18 °C, but a night below 8 °C comes with a 43% chance. The record low is 5 °C (2011). A warm sleeping bag matters more here than at summer festivals. The next Download runs 9–13 June 2027, almost the usual dates; there is no forecast for them yet.