Most Daily Precipitation in Ephrata History

This is a list of the largest daily precipitation totals ever recorded in Ephrata, Washington history from 1903–2024.

What's the Most It Has Ever Rained in Ephrata?

According to NOAA records, the most rain that Ephrata, Washington has ever received in a single day is 1.8 inches which occurred on Monday May 20, 1912.

Also see most rain in: 2 days | 1 week | 1 month

Ephrata Most Rain in One Day

Rank	Precipitation	Date
1	1.8 inches	May 20, 1912
2	1.7 inches	July 31, 1998
3	1.6 inches	July 23, 1992
4	1.5 inches	May 7, 1925
5	1.4 inches	June 11, 1948
6	1.2 inches	August 4, 1911
7	1.2 inches	June 22, 1937
8	1.1 inches	May 18, 2020
9	1.1 inches	August 15, 1912
9	1.1 inches	January 28, 1911
9	1.1 inches	June 3, 1905
12	1.1 inches	June 19, 1926
13	1.0 inches	November 11, 1903
14	1.0 inches	June 18, 1937
14	1.0 inches	January 3, 1907
16	1.0 inches	June 4, 1951
17	1.0 inches	June 24, 1991
18	0.9 inches	April 10, 2023
18	0.9 inches	August 21, 1990
20	0.9 inches	October 17, 2004
20	0.9 inches	June 13, 1943