How does NOAA issue severe storm watches for Vacaville?

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 Vacaville 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 95687Live NOAA Station

Vacaville, CA

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

The current weather in Vacaville is around 65°F. Forecast models from NOAA and high-resolution satellite imagery provide 10-day trends and real-time precipitation radars updated every 15 minutes.

Clear sky•Feels like 62°F-1° wind chill

82°F/56°F

8 mph 225°

66%Humidity

65°F

National Weather Service High-Resolution Rapid Refresh (HRRR)

Updated: 02:30 AM (America/Los_Angeles)

Daily Meteorological Briefing

Vacaville, CA

Synthesized forecast and practical day-planning insights

NOAA HRRR Stream

Expect mild and stable weather across Vacaville, CA today.

Current temperature is 65°F (feels like 62°F), with daytime highs reaching 82°F and overnight lows around 56°F. Humidity is at 66%, with atmospheric pressure steady at 1014.7 hPa.

Overall excellent conditions for commuting and outdoor routines.

Daily Range

Δ 14° Variation

Rain Likelihood

Low (< 10%)

Solar Exposure

UV 2.7 • Moderate

24-Hour Temperature & Rain Outlook

Hourly temperature progression and precipitation probability

Temp (°F) Rain (%)

Hourly Forecast

Next 16 Hours

Now

61°F

1 AM

62°F

2 AM

64°F

3 AM

60°F

4 AM

59°F

5 AM

58°F

6 AM

57°F

7 AM

56°F

8 AM

58°F

9 AM

63°F

10 AM

66°F

11 AM

69°F

12 PM

73°F

1 PM

76°F

2 PM

78°F

3 PM

80°F

10-Day Forecast

Extended 10-day meteorological outlook

10-Day Range

Today

Sep 22

56°F

82°F

Wed

Sep 23

56°F

90°F

Thu

Sep 24

63°F

91°F

Fri

Sep 25

58°F

86°F

Sat

Sep 26

51°F

76°F

Sun

Sep 27

51°F

79°F

Mon

Sep 28

52°F

84°F

Tue

Sep 29

57°F

91°F

Wed

Sep 30

55°F

87°F

Thu

Oct 1

52°F

78°F

Weather Details & Observations

Real-time atmospheric measurements and environmental indicators

Live Feed

UV IndexModerate

2.7 / 11+

Sunscreen advisedPeak 6.3

Wind225°

8 mph

Wind Gusts:11 mph

Conditions:Gentle breeze

Sun CycleDaylight

Sunrise06:55 AM

Sunset07:04 PM

Solar Noon:12:54 PM

HumidityHumid

66%

Dew Point:53°F

PressureSteady

29.96 inHg

Trend:Stable (+0.1 hPa)

VisibilityClear

11.7 mi

Haze:Minimal

Air Quality Index (AQI)Good

47US EPA Standard

Air quality is ideal for outdoor activities.

PM2.59 µg

OZONE43 µg

PM1012 µg

Daily Lifestyle & Activity Index

Practical recommendations tailored to current local conditions

Outdoor SportsIdeal

Perfect temperature and low humidity for outdoor workouts.

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

Sunrise11:55 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

Frequently Asked Questions - Vacaville, California

The current weather in Vacaville is around 65°F. Forecast models from NOAA and high-resolution satellite imagery provide 10-day trends and real-time precipitation radars updated every 15 minutes.

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