You also don't get summer thunderstorms in the UK, like you do in the US.
Might be some on tap for this weekend, if the heat + humidity combination keeps it up. Some conditions necessary for T-storms to develop are present at the moment.
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We had at least one thunderstorm here last year - it was in May when we were touring in the US. When we returned, our computer & nearly all of its components were blown due to a lightning strike - we thought how freaky is that for here! Our house is on a slight ridge in the landscape (you really wouldn't detect it unless you looked around & thought about it, for all the houses, etc) & apparently lots of people's appliances around this area were blown out on the same day. Not something that people here expect or plan for exactly! We'll be watching the weather this weekend, however, and unplugging everything. (We have/had a surge protector too, but the guys at the computer shop said the lightning strike must have been too fast for the surge protector to detect & protect against - so anyway, whatever. So much for surge protection.)
When I took meteorology courses at univ (I was 3 years in J-school before changing my major), we learnt that (at least around where we were in the Midwest) summer temperature usually peaked about 6 pm, then started cooling off. This was little consolation, however, when we were having a run of 1-2 weeks of 100+ degree heat, and cooling off might have meant overnight temperatures of 80+.
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I think it depends on where in the US you were from. Personally, I don't think it's
that hot here - not now or overnight. Then again, I live in a stone house with 6 inch thick solid stone walls - stays lovely & cool inside. Which is why I freeeeze all winter!