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:
9°C
48.2°F
°C °F

Condition: Overcast

Pressure: 998 hPa

Feel like: 7 °C

Temperature: 9°C

Cloud: 75%

Humidity: 88%

Wind: SW - 5 km/h

Visibility: 16.235 km

Weather forecast

Mon
26 Jan
8°C / 17°C
Overcast
Tue
27 Jan
6°C / 17°C
Overcast
Wed
28 Jan
8°C / 17°C
Overcast
Thu
29 Jan
6°C / 16°C
Clear Sky
Fri
30 Jan
7°C / 19°C
Overcast
Hourly forecast today:
04:00 AM
7° / 9°
7° / 9°
Overcast
88% 5 km/h
05:00 AM
7° / 9°
7° / 9°
Overcast
86% 3 km/h
06:00 AM
6° / 9°
6° / 9°
Overcast
83% 5 km/h
07:00 AM
4° / 9°
4° / 9°
Clear Sky
72% 5 km/h
08:00 AM
2° / 9°
2° / 9°
Clear Sky
61% 7 km/h
09:00 AM
0° / 9°
0° / 9°
Clear Sky
52% 8 km/h
10:00 AM
-1° / 8°
-1° / 8°
Clear Sky
47% 7 km/h
11:00 AM
-2° / 8°
-2° / 8°
Clear Sky
45% 7 km/h
12:00 PM
-3° / 8°
-3° / 8°
Partly Cloudy
44% 5 km/h
13:00 PM
-3° / 8°
-3° / 8°
Overcast
42% 4 km/h
14:00 PM
-4° / 8°
-4° / 8°
Overcast
39% 6 km/h

30 Day Averages and Extremes

  • Average high 14.6°C
  • Average low 5.57°C
  • Hottest day 19°C (30 January 2026)
  • Coldest day 0°C (10 January 2026)
  • Average humidity 67.73%
  • Days with precipitation 11 days
  • Highest precipitation 9 mm (05 February 2026)

Yesterday's Data

  • Max: 10°C
  • Min: 7°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 mild weather in California, with temperatures between 12ºC to 15ºC (53.6ºF to 59.0ºF), consider wearing:
- Comfortable jeans or slacks
- Cotton socks
- Lightweight sweater or cardigan
- Light jacket (for cooler periods)

Temperature

Early
7°C / 9°C
Morning
0°C / 9°C
Afternoon
-4°C / 8°C
Evening
2°C / 15°C

Air quality

Moderate

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

  • CO2 476
  • CO 255
  • NH3 0
  • NO2 39
  • O3 11
  • PM10 30
  • PM25 29
  • SO2 6
  • CH4 1,516

Sunrise / Sunset

15:04
01:15