California Seasonal Rainfall and Percent of Normal

2025-2026 CALIFORNIA RAINFALL SEASON
TOTALS TO DATE
1991-2020 NORMALS TO DATE
PERCENTAGE OF 1991-2020 NORMAL TO DATE

M = Missing data which was not received from the National Weather Service.

DAILY TOTALS
RAINFALL TO DATE
NORMAL TO DATE
% NORMAL TO DATE RAINFALL TO DATE
FULL SEASON NORMAL
% NORMAL FULL SEASON

Precip Data Ending 4pm on Sunday, May 31, 2026 Sunday, May 31, 2026

Northern California Daily Total Jul 1 to To Date Jul 1 to Full Season

Since 12am 31-May Normal % Normal 31-May Normal % Normal

Crescent City 0.00 42.86 56.58 76% 42.86 57.98 74%

Eureka 0.00 35.00 39.70 88% 35.00 40.40 87%

Ukiah 0.00 31.26 34.50 91% 31.26 34.84 90%

Montague/Siskiyou 0.00 13.21 11.43 M 13.21 11.99 M

Alturas 0.00 11.85 10.98 108% 11.85 11.68 101%

Mount Shasta City 0.00 36.77 41.51 89% 36.77 42.63 86%

Redding 0.00 31.42 32.77 96% 31.42 33.52 94%

Red Bluff 0.00 24.52 22.68 108% 24.52 23.12 106%

Sacramento Exec AP 0.00 16.86 17.91 94% 16.86 18.14 93%

Blue Canyon 0.00 72.16 61.30 118% 72.16 62.44 116%

South Lake Tahoe 0.00 21.32 19.91 107% 21.32 20.46 104%

Santa Rosa 0.00 26.65 33.47 80% 26.65 33.78 79%

San Francisco Downtown 0.00 20.84 22.69 92% 20.84 22.89 91%

SFO Airport 0.00 19.65 19.50 101% 19.65 19.64 100%

Oakland Airport 0.00 17.91 18.50 97% 17.91 18.68 96%

Livermore 0.00 12.34 15.04 82% 12.34 15.18 81%

San Jose 0.00 13.17 13.30 99% 13.17 13.48 98%

Central California... Daily Total Jul 1 to To Date Jul 1 to Full Season

Since 12am 31-May Normal % Normal 31-May Normal % Normal

Stockton 0.00 15.17 13.35 114% 15.17 13.45 113%

Modesto 0.00 12.91 12.12 107% 12.91 12.27 105%

Merced 0.00 10.19 11.68 87% 10.19 11.80 86%

Madera 0.00 10.60 10.63 100% 10.60 10.79 98%

Fresno 0.00 11.59 10.75 108% 11.59 10.99 105%

Hanford 0.00 8.96 8.06 111% 8.96 8.13 110%

Bakersfield 0.00 7.05 6.31 112% 7.05 6.36 111%

Bishop 0.00 7.83 4.71 166% 7.83 4.84 162%

Death Valley 0.00 3.53 2.15 164% 3.53 2.20 160%

Salinas 0.00 13.29 12.51 106% 13.29 12.58 106%

Paso Robles 0.00 14.28 12.11 118% 14.28 12.15 118%

Santa Maria 0.00 15.62 13.26 118% 15.62 13.32 117%

Southern California Daily Total Jul 1 to To Date Jul 1 to Full Season

Since 12am 31-May Normal % Normal 31-May Normal % Normal

Sandberg 0.00 23.65 13.06 181% 23.65 13.14 180%

Palmdale 0.00 8.07 5.88 137% 8.07 5.90 137%

Lancaster 0.00 9.07 6.76 134% 9.07 6.81 133%

Santa Barbara 0.00 23.71 17.14 138% 23.71 17.25 137%

Camarillo 0.00 17.72 11.88 149% 17.72 12.01 148%

Burbank - Bob Hope 0.00 19.71 13.82 143% 19.71 13.91 142%

LAX Airport 0.00 13.57 12.15 112% 13.57 12.23 111%

Los Angeles Downtown 0.00 19.07 14.16 135% 19.07 14.25 134%

Long Beach 0.00 13.29 11.95 111% 13.29 12.02 111%

Fullerton 0.00 15.71 11.78 133% 15.71 11.86 132%

Irvine - John Wayne 0.00 11.25 11.17 101% 11.25 11.18 101%

Oceanside 0.00 10.14 11.75 86% 10.14 11.86 85%

Ramona 0.00 12.14 14.59 83% 12.14 14.65 83%

San Diego - Montgomery Fld 0.00 9.27 10.96 85% 9.27 11.02 84%

San Diego - Lindbergh 0.00 10.60 9.74 109% 10.60 9.79 108%

San Diego - Brown Field 0.00 8.67 10.13 86% 8.67 10.23 85%

Ontario 0.00 12.20 11.62 105% 12.20 11.64 105%

Riverside 0.00 7.94 9.38 85% 7.94 9.39 85%

Palm Springs 0.00 4.76 4.61 103% 4.76 4.61 103%

Thermal 0.00 2.64 2.95 89% 2.64 2.96 89%

Barstow-Daggett 0.00 3.72 3.74 99% 3.72 3.77 99%

Needles 0.00 2.82 4.28 66% 2.82 4.32 65%

Notes:
- "T" = Trace (e.g., < 0.01", the smallest increment measured).
- Updated, whenever possible during rainy periods, usually between 7 and 9 pm pst.

- The source data for this page comes from https://www.cnrfc.noaa.gov/awipsProducts/RNORR4RSA.php and is converted to the California rainfall season (July 1 to Jun 30) that meteorologists use, from the Water Year (Oct 1 to Sep 30) that hydrologists use. The stations chosen for the list are determined by the NWS.

Jan Null, CCM
Golden Gate Weather Services
jnull@ggweather.com

2025-2026 CALIFORNIA RAINFALL SEASON TOTALS TO DATE 1991-2020 NORMALS TO DATE PERCENTAGE OF 1991-2020 NORMAL TO DATE
M = Missing data which was not received from the National Weather Service.
	DAILY TOTALS RAINFALL TO DATE NORMAL TO DATE % NORMAL TO DATE				RAINFALL TO DATE FULL SEASON NORMAL % NORMAL FULL SEASON
Precip Data Ending 4pm on	Sunday, May 31, 2026				Sunday, May 31, 2026
Northern California	Daily Total	Jul 1 to	To Date		Jul 1 to	Full Season
Northern California	Since 12am	31-May	Normal	% Normal	31-May	Normal	% Normal
Crescent City	0.00	42.86	56.58	76%	42.86	57.98	74%
Eureka	0.00	35.00	39.70	88%	35.00	40.40	87%
Ukiah	0.00	31.26	34.50	91%	31.26	34.84	90%
Montague/Siskiyou	0.00	13.21	11.43	M	13.21	11.99	M
Alturas	0.00	11.85	10.98	108%	11.85	11.68	101%
Mount Shasta City	0.00	36.77	41.51	89%	36.77	42.63	86%
Redding	0.00	31.42	32.77	96%	31.42	33.52	94%
Red Bluff	0.00	24.52	22.68	108%	24.52	23.12	106%
Sacramento Exec AP	0.00	16.86	17.91	94%	16.86	18.14	93%
Blue Canyon	0.00	72.16	61.30	118%	72.16	62.44	116%
South Lake Tahoe	0.00	21.32	19.91	107%	21.32	20.46	104%
Santa Rosa	0.00	26.65	33.47	80%	26.65	33.78	79%
San Francisco Downtown	0.00	20.84	22.69	92%	20.84	22.89	91%
SFO Airport	0.00	19.65	19.50	101%	19.65	19.64	100%
Oakland Airport	0.00	17.91	18.50	97%	17.91	18.68	96%
Livermore	0.00	12.34	15.04	82%	12.34	15.18	81%
San Jose	0.00	13.17	13.30	99%	13.17	13.48	98%

Central California...	Daily Total	Jul 1 to	To Date		Jul 1 to	Full Season
Central California...	Since 12am	31-May	Normal	% Normal	31-May	Normal	% Normal
Stockton	0.00	15.17	13.35	114%	15.17	13.45	113%
Modesto	0.00	12.91	12.12	107%	12.91	12.27	105%
Merced	0.00	10.19	11.68	87%	10.19	11.80	86%
Madera	0.00	10.60	10.63	100%	10.60	10.79	98%
Fresno	0.00	11.59	10.75	108%	11.59	10.99	105%
Hanford	0.00	8.96	8.06	111%	8.96	8.13	110%
Bakersfield	0.00	7.05	6.31	112%	7.05	6.36	111%
Bishop	0.00	7.83	4.71	166%	7.83	4.84	162%
Death Valley	0.00	3.53	2.15	164%	3.53	2.20	160%
Salinas	0.00	13.29	12.51	106%	13.29	12.58	106%
Paso Robles	0.00	14.28	12.11	118%	14.28	12.15	118%
Santa Maria	0.00	15.62	13.26	118%	15.62	13.32	117%

Southern California	Daily Total	Jul 1 to	To Date		Jul 1 to	Full Season
Southern California	Since 12am	31-May	Normal	% Normal	31-May	Normal	% Normal
Sandberg	0.00	23.65	13.06	181%	23.65	13.14	180%
Palmdale	0.00	8.07	5.88	137%	8.07	5.90	137%
Lancaster	0.00	9.07	6.76	134%	9.07	6.81	133%
Santa Barbara	0.00	23.71	17.14	138%	23.71	17.25	137%
Camarillo	0.00	17.72	11.88	149%	17.72	12.01	148%
Burbank - Bob Hope	0.00	19.71	13.82	143%	19.71	13.91	142%
LAX Airport	0.00	13.57	12.15	112%	13.57	12.23	111%
Los Angeles Downtown	0.00	19.07	14.16	135%	19.07	14.25	134%
Long Beach	0.00	13.29	11.95	111%	13.29	12.02	111%
Fullerton	0.00	15.71	11.78	133%	15.71	11.86	132%
Irvine - John Wayne	0.00	11.25	11.17	101%	11.25	11.18	101%
Oceanside	0.00	10.14	11.75	86%	10.14	11.86	85%
Ramona	0.00	12.14	14.59	83%	12.14	14.65	83%
San Diego - Montgomery Fld	0.00	9.27	10.96	85%	9.27	11.02	84%
San Diego - Lindbergh	0.00	10.60	9.74	109%	10.60	9.79	108%
San Diego - Brown Field	0.00	8.67	10.13	86%	8.67	10.23	85%
Ontario	0.00	12.20	11.62	105%	12.20	11.64	105%
Riverside	0.00	7.94	9.38	85%	7.94	9.39	85%
Palm Springs	0.00	4.76	4.61	103%	4.76	4.61	103%
Thermal	0.00	2.64	2.95	89%	2.64	2.96	89%
Barstow-Daggett	0.00	3.72	3.74	99%	3.72	3.77	99%
Needles	0.00	2.82	4.28	66%	2.82	4.32	65%