countyscore

Weather & Climate · California

Best Weather Counties in California 2026

Ranked by temperatures, precipitation, and extreme weather frequency.

Top 10 — Weather & Climate in California

Score reflects weather & climate only — not overall county quality.

1San Francisco County, CA
87.4
2Ventura County, CA
81.2
3Santa Clara County, CA
80.7
4San Mateo County, CA
79
5Santa Cruz County, CA
78.8
6Marin County, CA
78.3
7Alameda County, CA
78.2
8Monterey County, CA
75
9San Luis Obispo County, CA
74.5
10Del Norte County, CA
73.8

All California Counties — Weather & Climate Rankings

58 counties ranked by weather & climate score. Overall Score shown for context.

#CountyWeather & Climate ScoreOverall Score
1San Francisco County, CA
87.4
43.6
2Ventura County, CA
81.2
44.3
3Santa Clara County, CA
80.7
42.2
4San Mateo County, CA
79
47.6
5Santa Cruz County, CA
78.8
41.6
6Marin County, CA
78.3
47.4
7Alameda County, CA
78.2
40.6
8Monterey County, CA
75
39
9San Luis Obispo County, CA
74.5
42.9
10Del Norte County, CA
73.8
39.9
11Santa Barbara County, CA
71.6
43
12Contra Costa County, CA
69.6
40.1
13Humboldt County, CA
69
40
14Sonoma County, CA
68.2
44.8
15Napa County, CA
65.5
43.6
16San Diego County, CA
60.7
42.3
17Butte County, CA
60.1
39.3
18San Benito County, CA
59.4
43.3
19Orange County, CA
58.8
44.3
20Calaveras County, CA
56.4
43
21Amador County, CA
56.2
41.8
22Colusa County, CA
55.4
41.8
23Placer County, CA
54.5
46.5
24Tuolumne County, CA
54.5
41.7
25Mariposa County, CA
54
43.9
26Los Angeles County, CA
53.6
36.9
27Tulare County, CA
53.6
35.2
28Mendocino County, CA
52.6
44.1
29Mono County, CA
51.5
38.5
30Lake County, CA
51.3
31.6
31Nevada County, CA
49.6
45.2
32Sacramento County, CA
49.5
38.3
33Madera County, CA
49.2
35.5
34Yuba County, CA
48.7
37.7
35Sutter County, CA
48.6
35
36Fresno County, CA
48.3
33
37San Joaquin County, CA
47.8
33.1
38Shasta County, CA
47.5
52.3
39Glenn County, CA
47
41.8
40Solano County, CA
46.8
36.4
41Yolo County, CA
46.3
38
42Tehama County, CA
46
36.7
43El Dorado County, CA
45.6
49.8
44Stanislaus County, CA
44.1
35.6
45Lassen County, CA
44
40.4
46Merced County, CA
44
35.3
47Trinity County, CA
42.7
48.3
48Kern County, CA
42.3
27.8
49Sierra County, CA
42
52.4
50Plumas County, CA
41.3
41
51Modoc County, CA
40.3
49.7
52Kings County, CA
38.7
38.2
53Siskiyou County, CA
38.7
37.9
54Alpine County, CA
37.5
51.2
55San Bernardino County, CA
34.8
33.7
56Inyo County, CA
27.1
41.1
57Riverside County, CA
18.6
37.2
58Imperial County, CA
9.4
33.7

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Best overall counties in CaliforniaFull Weather & Climate data on WeatherByCounty