Cold night, no frost
edited 30 November -1 at 1:00AM in Greenfingered MoneySaving
5 replies 639 views
I left a digital thermometer out last night, and it registered -5C which surprised me. When I retrieved it the T was ~0C. And yet there was no frost, not on the grass, not on my car. Is this common? I've never noticed this before.
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