Rainfall totals are way above average in SLO County
June 8, 2023
By KAREN VELIE
The unusual onslaught of moisture-laden storms has left San Luis Obispo County with some of the highest precipitation totals in decades along with healthy aquifer levels.
Climate scientists track rain from July 1 through June 31.
Rainfall totals from July 1 through June 8, along with average yearly rainfall:
Arroyo Grande – 33.89 inches to date – average 14.09 inches
Atascadero – 28.91 inches to date – average 12.06 inches
Lopez Dam – 48.33 inches to date – average 18.48 inches
Los Osos – 34.72 inches to date – average 15.77 inches
Nipomo – 38.71 inches to date – average 12.62 inches
Oceano – 27.80 inches to date – average 12.26 inches
Paso Robles – 28.86 inches to date – average 14.08 inches
Rocky Butte – 96.32 inches to date – average 34.75 inches
San Luis Obispo – 39.22 inches to date – average 16.82 inches
San Simeon – 35.17 inches to date – average 15.12 inches
Santa Margarita – 47.96 inches to date – average 16.96 inches
Shandon – 19.92 inches to date – average 8.44 inches
Templeton – 35.57 inches to date – average 13.05 inches
In Nov. 2022, most of California was in moderate to extreme drought, according to the U.S. Drought Monitor. But after pummeling rains, only 4.6% of the state is currently classified in moderate drought.
Current Central Coast and major state reservoir levels:
- Santa Margarita Lake at 100.2%, SLO County
- Lake Nacimiento at 93%, SLO and Monterey counties
- Lopez Lake at 100.1%, SLO County
- Whale Rock Reservoir at 100%, SLO County
- Cachuma Lake at 100%, Santa Barbara County
- Twitchell Reservoir 53%, Santa Barbara County
- Gibraltar Reservoir 101%, Santa Barbara County
- Jameson Reservoir 100%, Santa Barbara County
- San Antonio Lake at 69%, Monterey County
- Oroville Dam 100%, Butte County
- Trinity Lake at 39%, Trinity County
- Don Pedro Reservoir at 80%, Mariposa County
- Shasta Dam at 98%, Shasta County
- San Luis Reservoir at 99%, Merced County
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