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:
16°C
60.8°F
°C °F

Condition: Overcast

Pressure: 993 hPa

Feel like: 12 °C

Temperature: 16°C

Cloud: 100%

Humidity: 23%

Wind: SSE - 11 km/h

Visibility: 74.2 km

Weather forecast

Mon
20 Apr
10°C / 26°C
Overcast
Tue
21 Apr
8°C / 15°C
Slight Rain Showers
Wed
22 Apr
6°C / 19°C
Drizzle
Thu
23 Apr
7°C / 20°C
Overcast
Fri
24 Apr
10°C / 22°C
Overcast
Hourly forecast today:
11:00 AM
-4° / 16°
-4° / 16°
Overcast
23% 11 km/h
12:00 PM
-3° / 16°
-3° / 16°
Overcast
24% 7 km/h
13:00 PM
-2° / 13°
-2° / 13°
Overcast
32% 5 km/h
14:00 PM
-2° / 13°
-2° / 13°
Overcast
32% 10 km/h
15:00 PM
1° / 16°
1° / 16°
Clear Sky
35% 11 km/h
16:00 PM
0° / 19°
0° / 19°
Partly Cloudy
28% 11 km/h
17:00 PM
1° / 22°
1° / 22°
Mainly Clear
24% 16 km/h
18:00 PM
2° / 24°
2° / 24°
Partly Cloudy
23% 12 km/h
19:00 PM
1° / 26°
1° / 26°
Overcast
20% 20 km/h
20:00 PM
0° / 27°
0° / 27°
Partly Cloudy
18% 24 km/h
21:00 PM
0° / 27°
0° / 27°
Overcast
17% 21 km/h

30 Day Averages and Extremes

  • Average high 22.5°C
  • Average low 10.23°C
  • Hottest day 29°C (05 April 2026)
  • Coldest day 6°C (22 April 2026)
  • Average humidity 54.63%
  • Days with precipitation 16 days
  • Highest precipitation 50 mm (21 April 2026)

Yesterday's Data

  • Max: 25°C
  • Min: 12°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 28ºC (82.4ºF), consider wearing:
- UV-protective sunglasses
- Breathable shorts or skirts
- Lightweight t-shirt or tank top
- Wide-brimmed sun hat

Temperature

Early
-2°C / 21°C
Morning
-4°C / 15°C
Afternoon
1°C / 16°C
Evening
0°C / 27°C

Air quality

Good

Satisfactory air quality, minimal pollution, low risk

  • CO2 486
  • CO 152
  • NH3 0
  • NO2 20
  • O3 31
  • PM10 10
  • PM25 7
  • SO2 0
  • CH4 1,402

Sunrise / Sunset

13:17
02:35