County in California

Santa Clara County Vejr Prognose

Santa Clara County weather: 14°C, klart. Hver time forecast, 14-day outlook, UV, air quality and the best time og visit.

🌙 14°C now🕔 3:42 AM local📅 Best: maj, juni, juli, august, september and oktober👥 1.9 million

Resumé

Santa Clara County is a county in California. Santa Clara County is a county in the United States. Der bor omkring 1.9 million.

Lige nu er det 14°C (58°F) in Santa Clara County med klart. Det føles som 14°C. I dag ligger temperaturen mellem 12°C og 26°C. Sandsynligheden for nedbør er 0%. Sightseeing conditions score 9.7/10 - fremragende — tag af sted nu.

Det bedste tidspunkt at besøge Santa Clara County is maj, juni, juli, august, september and oktober. Klimaet er Mediterranean. januar, februar and december tend og be the least comfortable months. juli is the warmest month med average highs near 29°C, while januar is the coldest med lows near 6°C.

The closest major airport is San Francisco International Airport (SFO), about 48 km away. Nearby highlights include Alcatraz Island, Golden Gate Bridge, Point Lobos State Natural Reserve and Pinnacles National Park.

Kort sagt. Today is slightly cooler than average for september. The forecast high of 26°C is 1.8°C below the 28°C typical for this month. The best window og be outside is roughly 9 AM og 12 PM, when temperature, rain chance and wind line up best. stargazing is the strongest bet in Santa Clara County today at 9.9/10. No weather-related travel disruption is expected today. Roads and airports should run normally.

Compiled from this page's own data: atlas facts plus live Open-Meteo readings.

Active alerts for Santa Clara County

⚠️ons, sep 23: extreme heat, 36°C (97°F). Hydrate and avoid midday sun.

Derived from the forecast. No official alert feed is wired for this country yet.

Vejret i Santa Clara County lige nu

🌙
14°C
Klart · feels like 14°C
Luftfugtighed83%
Vind6 km/h SSW
Vindstød6 km/h
UV-indeks0 · Lav
Skydække3%
Tryk1007 hPa
SigtbarhedGood · 19 km
Luftkvalitet56 · Moderat
Solopgang6:50 AM
Solnedgang7:15 PM
Måne🌒 Waxing crescent · 14%

Open-Meteo Updated 3:42 AM, sep 15 local time.

⚠️ons, sep 23: extreme heat, 36°C (97°F). Hydrate and avoid midday sun.

Se prognosen for Santa Clara County efter tidsinterval

Næste 24 timer

Temperatur, nedbørssandsynlighed og vind time for time.

4 AM🌙14°0%4 km/h
5 AM🌙13°0%5 km/h
6 AM🌙13°0%5 km/h
7 AM☀️12°0%5 km/h
8 AM☀️14°0%3 km/h
9 AM☀️17°0%1 km/h
10 AM☀️20°0%2 km/h
11 AM☀️23°0%4 km/h
12 PM☀️25°0%6 km/h
1 PM☀️26°0%10 km/h
2 PM☀️26°0%14 km/h
3 PM☀️26°0%17 km/h
4 PM☀️25°0%19 km/h
5 PM☀️24°0%19 km/h
6 PM☀️22°0%17 km/h
7 PM🌙20°0%12 km/h
8 PM🌙18°0%7 km/h
9 PM🌙17°0%3 km/h
10 PM🌙16°0%4 km/h
11 PM🌙15°0%3 km/h
12 AM🌙15°0%3 km/h
1 AM🌙14°0%6 km/h
2 AM🌙14°0%7 km/h
3 AM🌙13°0%11 km/h

16-day forecast for Santa Clara County

Maks. / Min.; Nedbør; UV

DagForholdMaks. / Min.NedbørVindUV
tir, sep 15☁️ Overskyet26° / 12°0%19 km/h7
ons, sep 16🌤️ Mest klart24° / 13°0%20 km/h7
tor, sep 17☀️ Klar himmel26° / 15°1%17 km/h7
fre, sep 18☀️ Klar himmel30° / 16°0%17 km/h7
lør, sep 19☁️ Overskyet29° / 16°1%16 km/h6
søn, sep 20☁️ Overskyet26° / 15°0%14 km/h6
man, sep 21☁️ Overskyet30° / 15°1%16 km/h7
tir, sep 22☁️ Overskyet31° / 16°1%13 km/h6
ons, sep 23☀️ Klar himmel36° / 20°3%15 km/h6
tor, sep 24☀️ Klar himmel34° / 21°3%15 km/h6
fre, sep 25🌦️ Light drizzle30° / 18°7% · 0 mm10 km/h6
lør, sep 26⛅ Delvist skyet27° / 15°6%14 km/h6
søn, sep 27☀️ Klar himmel24° / 13°5%20 km/h6
man, sep 28☁️ Overskyet28° / 16°3%12 km/h6
tir, sep 29☁️ Overskyet27° / 15°3%16 km/h6
ons, sep 30☀️ Klar himmel-- / --0%--

Klima in Santa Clara County month by month

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

janfebmaraprmajjunjulaugsepoktnovdecLine: average high · Bars: rainfall
MånedAvg highAvg lowRegnfallRating
januar16°73 mm★★★☆☆
februar17°144 mm★★★☆☆
marts20°64 mm★★★★
april21°10°45 mm★★★★
maj25°12°12 mm★★★★★
juni28°14°1 mm★★★★★
juli29°15°1 mm★★★★★
august29°15°1 mm★★★★★
september28°15°3 mm★★★★★
oktober26°13°14 mm★★★★★
november19°81 mm★★★★
december16°116 mm★★★☆☆

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

Vejr map for Santa Clara County

Animated model layers. Pick a layer og load it.

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

Luftkvalitet and pollen in Santa Clara County

56
Moderat
Unusually sensitive people should limit long outdoor exertion.
PM2.510.1 µg/m³
PM1012.8 µg/m³
Ozone28 µg/m³
NO₂19.5 µg/m³
UV-indeks0 · Lav
Airborne hazeKlart air

Luftkvalitet: Open-Meteo (CAMS). US AQI scale.

søn, twilight and moon

Solopgang6:50 AM
Solnedgang7:15 PM
Daglight12h 25m
Solar noon1:02 PM
Golden hour (am)6:50 AM - 7:50 AM
Golden hour (pm)6:15 PM - 7:15 PM
Blue hour (am)6:20 AM - 6:50 AM
Blue hour (pm)7:15 PM - 7:45 PM
Måne phase🌒 Waxing crescent · 14%
Månerise11:35 AM
Måneset9:35 PM

Golden and blue hour are the standard photographic approximation around sunrise and sunset.

Bedste rejsetid Santa Clara County

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

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

januar★★★☆☆
februar★★★☆☆
marts★★★★
april★★★★
maj★★★★★
juni★★★★★
juli★★★★★
august★★★★★
september★★★★★
oktober★★★★★
november★★★★
december★★★☆☆

Explore Santa Clara County

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

Vejr for related places

Frequently asked questions

Where is Santa Clara County?

Santa Clara County is a county in California. Its coordinates are 37.3541, -121.9552. It lies in Nordamerika.

What is the weather like in Santa Clara County lige nu?

It is currently 14°C (58°F) med klart. Luftfugtighed is 83% and wind is 6 km/h.

When is the best time og visit Santa Clara County?

maj, juni, juli, august, september and oktober offer the most comfortable conditions in Santa Clara County, which has a Mediterranean climate. januar, februar and december are usually the hardest months for outdoor plans.

What time zone is Santa Clara County in?

Santa Clara County observes America/Los_Angeles (UTC-07:00). The local time is 3:42 AM.

How many people live in Santa Clara County?

Santa Clara County has a population of approximately 1.9 million.

What is the nearest airport og Santa Clara County?

The closest airports are San Francisco International Airport (SFO), 48 km away and Los Angeles International Airport (LAX), 497 km away.

What are the top things og do in Santa Clara County?

Popular options include Alcatraz Island, Golden Gate Bridge, Point Lobos State Natural Reserve, Pinnacles National Park, julia Pfeiffer Burns State Park and Half Dome.

Related articles

Data sources and methodology

Place dataUSPOTUS Atlas dataset (us-counties) - coordinates, hierarchy and facts.
Prognose 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 Vejr 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 september 15, 2026 at 3:42 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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