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Sunnyvale, California Weather

Sunnyvale, California — live current conditions, hourly and 7-day forecasts, NWS alerts, aviation weather, radar and satellite imagery, tide predictions, marine conditions and a solunar fishing forecast for Sunnyvale, Santa Clara County.

🌡️ Current Conditions
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24-Hour Forecast
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Current Conditions Detail
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7-Day Forecast
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🌊 Marine & Fishing

Tides, marine forecast and fishing conditions near Sunnyvale. Tide source:

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🎣 Best times to fish today (solunar)
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✈️ Aviation Weather

Flight conditions near Sunnyvale. Data source: locating…

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🌿 Air Quality
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About Sunnyvale, California

Sunnyvale unfolds across a gently sloping plain, a verdant expanse kissed by a mild, Mediterranean climate that encourages a perpetual bloom. It lies 2.9 miles east-south-east of Mountain View, CA (from Mountain View, CA: bearing 115°T), and is situated 8.0 miles west-north-west of San Jose. Its terrain, once a patchwork of orchards and fertile fields, now hums with the quiet energy of innovation, bordered by the soft, rolling hills of the Santa Cruz Mountains to the west and the expansive, shimmering expanse of the southern San Francisco Bay to the east. The air here carries a subtle sweetness, a lingering echo of the apricot and prune orchards that once defined its agricultural soul, now interwoven with the crisp, almost electric scent of progress. This unique geographical embrace, where the fertile earth meets the boundless sky, imbues Sunnyvale with a character that is both grounded and aspirational, a place where the whisper of the past harmonizes with the vibrant pulse of the present. The story of Sunnyvale is one of transformation, from a quiet agricultural hub to a beacon of technological advancement. Its roots are deeply entwined with the fertile land, where early settlers cultivated an abundance of fruit, a legacy that still subtly informs the city's character. As the 20th century unfolded, this agricultural heart began to beat with a new rhythm, fueled by the burgeoning electronics and aerospace industries that found fertile ground for growth here. This economic metamorphosis has shaped Sunnyvale into a vital nexus of innovation, a place where ideas take flight and where a skilled workforce thrives. The city's economic engine, now powered by a diverse array of technology firms, continues to draw talent and investment, fostering an environment of continuous development and forward-thinking enterprise. Sunnyvale’s cultural landscape is a dynamic blend of technological sophistication and a lingering appreciation for community and recreation. While it may not boast the sprawling stadiums of larger metropolises, its spirit is reflected in the passionate local followings of professional teams like the San Francisco 49ers (NFL) and the Golden State Warriors (NBA), whose reach extends into this vibrant South Bay community. The city celebrates its heritage and its present with a calendar of events that range from lively farmers' markets to the vibrant festivals that capture the essence of its diverse population. Iconic landmarks, though perhaps more subtle than grand monuments, include the historic Murphy Avenue downtown, a charming thoroughfare that evokes the city's past, and the expansive green spaces that offer respite. Renowned universities like Stanford University are a stone's throw away, contributing to the intellectual vibrancy that permeates Sunnyvale. The city has also been a nurturing ground for notable individuals, including accomplished musicians and influential figures in the tech world, whose contributions resonate far beyond its borders.

NWS Extended Forecast
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📡 Precipitation Radar

Live animated radar for Sunnyvale and surroundings — RainViewer.

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🛰️ Satellite Imagery

NOAA GOES-16 GEOCOLOR — live animated loop updated every 10 minutes. Shows cloud cover, storm systems and weather patterns across the continental US.

NOAA GOES-16 CONUS GEOCOLOR satellite animated loop
🛰️ GEOCOLOR loop 🌡️ Infrared (IR) 🌀 NHC Hurricane Satellite 🔗 NOAA Full Viewer

Source: NOAA/NESDIS GOES-East · Public domain · Auto-updates on page reload

🌙 Astronomy
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LocationSunnyvale, Santa Clara County, California
Coordinates37.36883°N, 122.03635°W
TimezonePacific Time (America/Los_Angeles)
ZIP Code(s)94087, 94085, 94086, 94088, 94089
Area Code415, 628
Page generatedJuly 2026
Weather dataOpen-Meteo (open-source), NOAA National Weather Service

About This Sunnyvale, California Weather Page

This page provides live weather conditions and forecasts for Sunnyvale, California, including current conditions, a 24-hour hourly forecast, 7-day outlook, NWS extended text forecast, real-time aviation weather (live METAR and TAF reports from the nearest reporting airport, with a modeled estimate shown when no station is in range), precipitation radar and NOAA GOES-16 satellite imagery. Additional sections may include tide predictions, wave height, wave direction and sea-surface temperature, a barometric pressure trend, and a solunar-based fishing forecast with a fishing-conditions rating for coastal localities, and soil temperature, crop weather and live USGS river gauge data for agricultural areas near a monitored waterway. All data updates automatically on every page visit.

Location data for Sunnyvale includes coordinates 37.368830°N, 122.036350°W, situated in Santa Clara County. ZIP code 94087, 94085, 94086, 94088, 94089. Telephone area code: 415, 628. Timezone: Pacific Time (America/Los_Angeles).

Weather data is sourced from the NOAA National Weather Service (NWS) and the open-source Open-Meteo API. Aviation data is sourced from aviationweather.gov (NOAA), with a modeled estimate used where no nearby reporting station is available. River and stream data is sourced from the USGS National Water Information System. Tide predictions are sourced from NOAA CO-OPS; marine and solunar data are modeled from Open-Meteo and public sunrise/moon calculations and should be treated as a general guide alongside on-the-water conditions. Radar is provided by RainViewer. Satellite imagery is sourced from NOAA/NESDIS GOES-East and is public domain.