A look at 10-day rain totals after a rainy end to August

Sep 2, 2025

09/02/25 8am: Morning, its Tuesday. Last night I was able to put together some rain totals from the very rainy period we had in CO over the last 10 days. First two images show 10-day totals from 08/23/25 to 09/01/25 for stations that reported 90% of the time.

I have also included a look at Total Precipitation and Percent of Normal Precipitation over the last 30 days (08/03 to 09/01: images 3 and 4). Along with Total Precip for Aug 2025 from PRISM across entire U.S. (image 5).

Crazy to see 3-6" of rainfall for areas near Colorado Springs extending up towards east Aurora, DIA and Bennett areas and south towards Canyon City, La Veta Pass and Trinidad.

For much of Den/Bou/Ft.Collins a good 1-2" of rain in most areas. At my house in Westminster and areas closer to downtown Denver 0.75" to 1.50" in the last 10 days.

Foothills west of town picked up 2-4" of rain. And the eastern plains (east of Denver) also picked up generally 1-4" of rain as well.

Also some good totals of 1-2" of much needed rain across much of the north-central and south-central mountains and also across parts of western CO as well.

So with all this rain Denver officially had its 3rd wettest August on record with 4.11" measured out at DIA. But the big caveat here is that total was measured at DIA....For downtown Denver, < 2" of rain and certainly not in the top 10 wettest August, so it was hit or miss with the eastern plains and southeast of Denver picking up the big totals.

Images 6-9 are CoCoRaHS map snippets showing the 10 day totals.

How much rain did you get at your house over the last 10 days? At my house about 0.85".

Glad we got all this rain because it looks drier overall, for the next 2 weeks in general (although this next weekend could be wet with a remnants of a tropical storm moving into the state, I'll have more on that later).

Thomas Scott Logo

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