July 2003 Temperatures in Bolton


Average max: 20.4C
Highest max: 29.1C, 16th
Lowest max: 14.7C, 4th

Average min: 12.7C
Highest min: 17.0C, 17th
Lowest min: 8.2C, 7th

Average temp(˝max+min): 16.6C

No. days with rain observed: 14
No. days with thunder heard: 2

No. days above 25C: 5
No. days above 20C: 18

The month was warm and reasonably dry and was characterised by a hot spell in the middle of the month. However much of thewarmth of the month was derived from high nightime minima rather than daytime maxima. From the 1st until the 8th it was generally cool and cloudy with a little rain at times. The lowest max temperature of 14.7C was recorded on the 4th. From the 9th until the16th it turned much warmer and sunnier with the max of the month of 29.1C ocurring on the 16th and the highest min of 17.0C on the 17th. From the17th till the 22nd it turned cooler but with some rain and thunder on the 17th and 21st but it was still fairly warm. From the 23rd till the 31st it turned cooler and much more unsettledwith considerable rain at times.
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