Our tour guide, Song Lei, was friendly and professional. The itinerary was rich and insightful, and he provided detailed and vivid explanations of each attraction, which helped us better understand the local culture and history. The overall trip was fulfilling, enjoyable, and rewarding, leaving a deep and unforgettable impression.
Anonymous User
Family
California Weather, Climate and Best Time to Visit
Data source:Meteostat Update date:2025-09
California year round climate
Spring (March–May): Average 12.9–21.0°C, warm and dry climate, sunny, suitable for outdoor activities. Common activities: Hiking, cycling, sightseeing. Recommended clothing: Comfortable trousers or skirts, short-sleeved or long-sleeved shirts, light jacket.
Summer (June–August): Average 25.4–28.7°C, hot and dry, strong sunlight, pay attention to sun protection. Common activities: Swimming, surfing, sunbathing. Recommended clothing: Light and breathable clothing, hat, sunglasses, sunscreen.
Autumn (September–November): Average 19.4–10.8°C, mild and comfortable climate, warm days, cool nights. Common activities: Outdoor walks, winery visits. Recommended clothing: Long-sleeved shirts, light jacket, comfortable shoes.
Winter (December–February): Average 8.9–9.8°C, mild and dry, little rain. Common activities: Sightseeing, indoor activities. Recommended clothing: Warm jacket, sweater, trousers.
California climatological average
Annual average temperature: approx. 17.9°C / Annual rainfall: approx. 8 mm / Summer humidity: 10%–20% / Rainiest month: August
California monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
8.9°C
0
February
9.8°C
0
March
12.9°C
0
April
16.5°C
0
May
21°C
0
June
25.4°C
0
July
28.7°C
1.8
August
27.6°C
6.2
September
24.5°C
0
October
19.4°C
0.1
November
10.8°C
0
December
8.9°C
0
California weather for the next seven days
12/22
Monday
Overcast
14°C/5.9°C
12/23
Tuesday
Overcast
11.5°C/7.7°C
12/24
Wednesday
Heavy rain
6.6°C/0.9°C
12/25
Thursday
Heavy rain
2.7°C/0.5°C
12/26
Friday
Moderate rain
3.4°C/1.3°C
12/27
Saturday
Heavy rain
2.9°C/1.5°C
12/28
Sunday
Patchy rain nearby
4.3°C/-2°C
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