How does NOAA issue severe storm watches for Sunnyvale?

The National Weather Service (NWS) monitors atmospheric instability across California. When convective storms, tornado potential, or flash floods are detected, automated NOAA advisories are immediately broadcasted.

What are the best outdoor weather hours in Sunnyvale today?

Check the 24-hour hourly trend chart above to identify windows of minimal rain probability, low UV index periods, and mild temperatures.

CA, USAZIP 94086Live NOAA Station

Sunnyvale, CA

Q: What is the current temperature and forecast in Sunnyvale, California?

The current weather in Sunnyvale is around 62°F. Forecast models from NOAA and high-resolution satellite imagery provide 10-day trends and real-time precipitation radars updated every 15 minutes.

Parcialmente nublado•Sensación térmica 63°F+1° heat index

72°F/57°F

1 mph 51°

80%Humedad

62°F

National Weather Service High-Resolution Rapid Refresh (HRRR)

Actualizado: 03:00 AM (America/Los_Angeles)

Daily Meteorological Briefing

Sunnyvale, CA

Synthesized forecast and practical day-planning insights

NOAA HRRR Stream

Expect mild and stable weather across Sunnyvale, CA today.

Current temperature is 62°F (feels like 63°F), with daytime highs reaching 72°F and overnight lows around 57°F. Humidity is at 80%, with atmospheric pressure steady at 1014.8 hPa.

Overall excellent conditions for commuting and outdoor routines.

Daily Range

Δ 8° Variation

Rain Likelihood

Low (< 10%)

Solar Exposure

UV 3.55 • Moderate

24-Hour Temperature & Rain Outlook

Hourly temperature progression and precipitation probability

Temp (°F) Rain (%)

Pronóstico por Hora

Next 16 Hours

Now

60°F

1 AM

60°F

2 AM

60°F

3 AM

59°F

4 AM

58°F

5 AM

58°F

6 AM

58°F

7 AM

59°F

8 AM

58°F

9 AM

60°F

10 AM

62°F

11 AM

65°F

12 PM

68°F

1 PM

71°F

2 PM

72°F

3 PM

72°F

Pronóstico de 10 Días

Extended 10-day meteorological outlook

10-Day Range

Hoy

22 sept

57°F

72°F

mié

23 sept

51°F

84°F

jue

24 sept

62°F

89°F

vie

25 sept

62°F

81°F

sáb

26 sept

57°F

79°F

dom

27 sept

57°F

74°F

lun

28 sept

58°F

76°F

mar

29 sept

60°F

83°F

mié

30 sept

61°F

84°F

jue

1 oct

60°F

75°F

Weather Details & Observations

Real-time atmospheric measurements and environmental indicators

Live Feed

Índice UVModerate

3.55 / 11+

Sunscreen advisedPeak 6.45

Viento51°

1 mph

Wind Gusts:3 mph

Conditions:Gentle breeze

Sun CycleDaylight

Sunrise06:56 AM

Sunset07:04 PM

Solar Noon:12:54 PM

HumedadHumid

80%

Punto de Rocío:55°F

PresiónSteady

29.97 inHg

Trend:Stable (+0.1 hPa)

VisibilidadClear

10.9 mi

Haze:Minimal

Air Quality Index (AQI)Good

50US EPA Standard

Air quality is ideal for outdoor activities.

PM2.57 µg

OZONE57 µg

PM109 µg

Daily Lifestyle & Activity Index

Practical recommendations tailored to current local conditions

Outdoor SportsGood

Pleasant conditions for light outdoor activities.

Car WashRecommended

Dry conditions will keep your vehicle clean.

Pollen & AllergyLow Risk

Pollen counts remain in the comfortable range.

Driving SafetyOptimal

Dry pavement and clear visibility throughout.

Sun & Moon • Celestial Dynamics

Solar orbital arc trajectory and lunar cycle visibility

Astronomy Telemetry

Solar Day TrackDaylight Arc

Sunrise11:56 PM

Daylight ~13h

Sunset12:04 PM

Lunar Phase & StargazingNight Sky

Waxing Gibbous

80% Illumination

Stargazing condition: Optimal Visibility

Next Full Moon in ~5 daysTidal Currents Normal

Preguntas Frecuentes sobre el Clima - Sunnyvale, California

The current weather in Sunnyvale is around 62°F. Forecast models from NOAA and high-resolution satellite imagery provide 10-day trends and real-time precipitation radars updated every 15 minutes.

More Locations in California

All California Cities →