All Time Record High Hourly Rainfall for Weather-Watch Stations

This thread contains All Time High Hourly Rain records for stations owned by Weather-Watch.com Forum users. The thread and the table below are maintained automatically as new records are notified.


Station Record Record Date/Time Prev Record Prev Date/Time
Calgary,AB. CA 490.2 mm (19.30 in) 05-Jul-2012 18:55
Sherman, Connecticut, USA 75.0 mm (2.95 in) 03-Feb-2015 00:09
Layton, Blackpool, UK 17.8 mm (0.70 in) 09-Jul-2023 16:21
Willowsford Farm, Virginia, USA 14.5 mm (0.57 in) 18-Jul-2024 21:05 55.4 mm (2.18 in) 21-Jul-2018 23:10

There’s a new all time record High Hourly Rain in Calgary,AB. CA

The new record is 490.2 mm (19.30 in) at 18:55 on 05-Jul-2012

This is a scary record! I can’t imagine nearly half a metre of rain falling in just an hour! That’s about 50% of our annual rainfall.

There’s a new all time record High Hourly Rain in Layton, Blackpool, UK

The new record is 17.8 mm (0.70 in) at 16:21 on 09-Jul-2023

There’s a new all time record High Hourly Rain in Willowsford Farm, Virginia, USA

The new record is 55.4 mm (2.18 in) at 23:10 on 21-Jul-2018

There’s a new all time record High Hourly Rain in Sherman, Connecticut, USA

The new record is 75.0 mm (2.95 in) at 00:09 on 03-Feb-2015

There’s a new all time record High Hourly Rain in Willowsford Farm, Virginia, USA

The new record is 14.5 mm (0.57 in) at 21:05 on 18-Jul-2024

The previous record was 55.4 mm (2.18 in) at 23:10 on 21-Jul-2018

Is it just me that finds these posts ridiculous? They make no sense at all…

I think it’s because the station has moved location so the reporting triggers have all reset. It’s something I need to look at but other things keep on getting in the way of my investigations.