Weather in Bolton in May
How warm is it in Bolton in May?
In May the typical daytime high in Bolton is 16.1 °C on average, from 14.3 °C at the start to 17.6 °C at the end of the month.
That is 3.1 °C warmer than in April and 2.6 °C cooler than in June.
The last 10 years were 1.9 °C warmer than more than 40 years ago.
Click a day for more: afternoon and night, the usual range, records and how fast it is warming.
The average of the weather stations Valley (144 km), Oxford (217 km) and Dublin Phoenix Park (258 km); nearer ones count more.