California, United States Weather

  1. California, United States Weather
  2. Current conditions
  3. Weather forecast
  4. Averages and extremes
  5. Yesterday's Data
  6. Temperature and possibility of rain in California over the next 12 hours
  7. Temperature and possibility of rain in California in the coming days
  8. Rainfall in California in the coming days
  9. California Weather Summary
  10. Weather averages by month
  11. California's weather
  12. Frequently asked questions
  13. Comments
California, Weather
(Photo by Yu Kato on Unsplash)

Current conditions

Updated:
22°C
71.6°F
°C °F

Condition: Clear Sky

Pressure: 995 hPa

Feel like: 21 °C

Temperature: 22°C

Cloud: 0%

Humidity: 56%

Wind: S - 13 km/h

Visibility: 30.9 km

Weather forecast

Sat
20 Jun
15°C / 33°C
Clear Sky
Sun
21 Jun
13°C / 36°C
Clear Sky
Mon
22 Jun
15°C / 38°C
Clear Sky
Tue
23 Jun
16°C / 41°C
Clear Sky
Wed
24 Jun
16°C / 40°C
Overcast
Hourly forecast today:
16:00 PM
13° / 22°
13° / 22°
Clear Sky
56% 20 km/h
17:00 PM
14° / 24°
14° / 24°
Clear Sky
53% 14 km/h
18:00 PM
14° / 25°
14° / 25°
Clear Sky
48% 12 km/h
19:00 PM
14° / 27°
14° / 27°
Clear Sky
43% 8 km/h
20:00 PM
13° / 29°
13° / 29°
Clear Sky
38% 9 km/h
21:00 PM
13° / 30°
13° / 30°
Clear Sky
35% 9 km/h
22:00 PM
12° / 31°
12° / 31°
Clear Sky
32% 9 km/h
23:00 PM
12° / 31°
12° / 31°
Clear Sky
30% 11 km/h
00:00 AM
11° / 31°
11° / 31°
Clear Sky
30% 11 km/h
01:00 AM
10° / 31°
10° / 31°
Clear Sky
28% 11 km/h
02:00 AM
10° / 30°
10° / 30°
Clear Sky
28% 13 km/h

30 Day Averages and Extremes

  • Average high 36.4°C
  • Average low 16.73°C
  • Hottest day 42°C (29 June 2026)
  • Coldest day 12°C (07 June 2026)
  • Average humidity 33.63%
  • Days with precipitation 1 days
  • Highest precipitation 2 mm (02 July 2026)

Yesterday's Data

  • Max: 33°C
  • Min: 19°C
  • Total Precipitation: 0 mm

Temperature and possibility of rain in California over the next 12 hours

Temperature and possibility of rain in California in the coming days

Rainfall in California in the coming days

California Climate Summary

California features a Mediterranean, hot summer (Köppen classification: Csa), with an average annual temperature of 19.97ºC (67.95ºF), which is about 7.33% higher than the national average for United States. Annually, the city experiences approximately 30.48 millimeters (1.2 inches) of rainfall, spread across 46.1 rainy days, accounting for 12.63% of the year.

Longitude 36.778261
Latitude -119.4179324
Yearly high temperature 24.61ºC (76.3ºF)
Yearly low temperature 11.65ºC (52.97ºF)
Hottest month September 33.37ºC (92.07ºF)
Coldest month January 5.55ºC (41.99ºF)
Yearly precip 30.48mm (1.2in)
Days with rainfall 46.1 days (12.63%)
Driest month June (33.75%)
Wettest month March (61.92%)

Weather averages by month

Month High / Low (°C) Rain
January 14.54° / 5.55° 6.64 days
February 15.76° / 5.86° 6.45 days
March 18.36° / 7.62° 8.82 days
April 21.89° / 9.74° 5.64 days
May 26.15° / 12.59° 3.0 days
June 33.12° / 16.69° 0.27 days
July 36.89° / 18.87° 1.09 days
August 36.48° / 18.51° 0.55 days
September 33.37° / 17.13° 1.0 days
October 26.31° / 13.25° 2.55 days
November 18.83° / 8.58° 3.91 days
December 13.6° / 5.42° 6.18 days

California's weather

Frequently asked questions

1. What is the hottest month in California?

September has the highest average monthly temperature (daily mean of 33.37ºC) and January are the coolest (daily mean of 5.55ºC).

2. What should I wear in California today?

For today's very hot weather in California, with the high temperatures above 31ºC (87.8ºF), consider wearing:
- Broad-brimmed sun hat
- Airy sandals or flip-flops
- High SPF sunscreen for outdoor activities
- Ultra-thin, breathable socks

Temperature

Early
13°C / 30°C
Morning
12°C / 20°C
Afternoon
13°C / 20°C
Evening
13°C / 30°C

Air quality

Moderate

Acceptable air quality, some pollutants present, minor health concerns for sensitive individuals

  • CO2 450
  • CO 111
  • NH3 0
  • NO2 6
  • O3 40
  • PM10 8
  • PM25 5
  • SO2 1
  • CH4 1,382

Sunrise / Sunset

12:38
03:19