State in USA

California Vær Værmelding

California weather: 20°C, klarvær. Time for time forecast, 14-day outlook, UV, air quality and the best time til visit.

🌙 20°C now🕔 5:33 AM local📅 Best: mai, juni, juli, august and september👥 39 million

California weather in desember

14°
average high · low 6°C
★★★☆☆
ranked #11 of 12 months

A workable month, med trade-offs.

Average high14°C
Average low6°C
Mean9°C
Regnfall125 mm

desember runs 8°C cooler than the annual average in California.

Compare med november.

Vær map for California

Animated model layers. Pick a layer til load it.

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Animated layers by Vindy. For pin-level detail and nearby places, see the interactive map below.

Klima in California month by month

Average high, average low and total rainfall, based on three years of reanalysis data.

janfebmaraprmaijunjulaugsepoktnovdesLine: average high · Bars: rainfall
MånedAvg highAvg lowRegnfallRating
januar14°5°91 mm★★★☆☆
februar16°7°171 mm★★★☆☆
mars20°9°62 mm★★★★☆
april22°10°66 mm★★★★☆
mai29°13°20 mm★★★★★
juni34°16°1 mm★★★★★
juli36°17°3 mm★★★★★
august36°17°3 mm★★★★★
september32°16°2 mm★★★★★
oktober26°13°38 mm★★★★☆
november18°8°108 mm★★★☆☆
desember14°6°125 mm★★★☆☆

Klima type: Mediterranean. Kilde: Open-Meteo archive (ERA5).

Beste tid å besøke California

Go in mai, juni, juli, august and september. These months score highest on comfortable temperatures, low rainfall and useful daylight.

Hardest months: januar, februar and desember - expect the least comfortable mix of heat, cold or rain.

januar★★★☆☆
februar★★★☆☆
mars★★★★☆
april★★★★☆
mai★★★★★
juni★★★★★
juli★★★★★
august★★★★★
september★★★★★
oktober★★★★☆
november★★★☆☆
desember★★★☆☆

What til pack, what til skip

Pack for the next 7 days
  • Lightweight, light-coloured clothing and a refillable water bottle
  • sønglasses, a brimmed hat and SPF 30+
Worth avoiding
  • Avoid long hikes after mid-morning; start at dawn or leave it for a cooler day.
  • If your dates are flexible, avoid januar, februar and desember - historically the least comfortable months here.

How California compares med nearby places

Annual averages, and the difference against California.

PlaceDistanceAvg tempvs hereAnnual rain
Nevada163 km12°C5°C cooler374 mm
Reno179 km12°C5°C cooler362 mm
Crater Lake National Park480 km6°C12°C cooler1548 mm
Crater Lake488 km6°C12°C cooler1465 mm

Se prognosen for California etter tidsintervall

California weather - more answers

Explore California

Every topic we hold for this place, and the same topic for the places around it.

Vær for related places

Frequently asked questions

Where is California?

California is a state in USA. Its coordinates are 38.5816, -121.4944. It lies in Nord-Amerika.

What is the weather like in California akkurat nå?

It is currently 20°C (68°F) med klarvær. Luftfuktighet is 46% and wind is 4 km/h.

When is the best time til visit California?

mai, juni, juli, august and september offer the most comfortable conditions in California, which has a Mediterranean climate. januar, februar and desember are usually the hardest months for outdoor plans.

What time zone is California in?

California observes America/Los_Angeles (UTC-07:00). The local time is 5:33 AM.

How many people live in California?

California has a population of approximately 39 million.

What is the nearest airport til California?

The closest airports are San Francisco International Airport (SFO), 132 km away, Los Angeles International Airport (LAX), 585 km away and San Diego International Airport (SAN), 757 km away.

What are the top things til do in California?

Popular options include Channel Islands National Park, Death Valley National Park, Joshua Tree National Park, Kings Canyon National Park, Lassen Volcanic National Park and Pinnacles National Park.

What places are in California?

California covers 28 places in this atlas, including Los Angeles, San Diego, Channel Islands National Park, Death Valley National Park, Joshua Tree National Park and Kings Canyon National Park.

Related articles

Data sources and methodology

Place dataUSPOTUS Atlas dataset (us-states) - coordinates, hierarchy and facts.
Værmelding and observationsOpen-Meteo (ECMWF and national models).
Luftkvalitet and pollenCopernicus CAMS via Open-Meteo. US AQI scale.
Klima averagesERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years.
Official alertsUS National Vær Service.
MethodScores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown.

Last updated oktober 1, 2026 at 5:33 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.

Davil Hofile
Written byWriter at USPOTUS

Davil Hofile is a writer at USPOTUS covering breaking news, NFL updates, viral stories, entertainment, pets, and lifestyle. He specializes in transforming complex news into clear, trustworthy, and engaging articles that help readers quickly understand what's happening across the United States. His reporting follows Google's E-E-A-T guidelines, emphasizing accuracy, credible sources, and practical value for readers.

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