June 2001 Temperatures in Bolton

Average max: 17.0C
Highest max: 26.7C, 26th
Lowest max: 12.7C, 17th

Average min: 8.9C
Highest min: 15.5C, 26th
Lowest min: 2.8C, 3rd

Average temp(˝max+min): 13.0C

No. days above 25C: 2
No. days above 20C: 6

Overall a disappointingly cool month. The first three weeks were persistently cool, the temperature failed to reach even 15C on no less than 13 occaisons. 20C was not reached until the 23rd and there were a number of very cool nights in the first two weeks, most notably the 2.8C recorded on the 3rd. The average max was only 0.4C higher than that of May. The last week brought some much higher temperatures, culminating in the 26.7C recorded on the 26th.

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