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Current weather in Vista Santa Rosa is clear sky.

Where can I find the hourly weather forecast for Vista Santa Rosa?

This page shows hourly weather forecast for Vista Santa Rosa, including temperature, wind, precipitation, humidity and cloud cover.

Is the weather forecast for Vista Santa Rosa updated regularly?

Weather data for Vista Santa Rosa is updated regularly with the latest available observations and forecasts.

Now · 1:19 AM

Vista Santa Rosa Weather & Hourly Forecast

United States · California · 92274

81°F

Clear night

Feels like: 86°F

💧 Humidity 53% 🌡 Pressure 29.85 inHg 💨 Wind 0 mph 👁 Visibility 26.9 mi ☁ Clouds 0% ☀️ UV index 0.0 · Low 🌅 Sunrise 6:34 AM 🌇 Sunset 6:38 PM

Hourly Forecast for Vista Santa Rosa

Today

2:00 AM

Clear night

81° 💧 None 💨 0 mph H 53%29.85 inHg

5:00 AM

Clear night

79° 💧 None 💨 1 mph H 51%29.85 inHg

8:00 AM

Sunny

83° 💧 None 💨 1 mph H 41%29.88 inHg

11:00 AM

Sunny

92° 💧 None 💨 4 mph H 33%29.88 inHg

2:00 PM

Mostly sunny

97° 💧 None 💨 6 mph H 27%29.83 inHg

5:00 PM

Mostly sunny

96° 💧 0.000 in 💨 6 mph H 23%29.77 inHg

8:00 PM

Mostly clear night

90° 💧 None 💨 1 mph H 30%29.77 inHg

11:00 PM

Partly cloudy night

86° 💧 None 💨 2 mph H 32%29.80 inHg

Tomorrow

2:00 AM

Mostly clear night

82° 💧 None 💨 2 mph H 32%29.80 inHg

5:00 AM

Mostly cloudy night

80° 💧 None 💨 1 mph H 31%29.80 inHg

8:00 AM

Overcast

85° 💧 None 💨 1 mph H 31%29.85 inHg

11:00 AM

Overcast

94° 💧 None 💨 2 mph H 19%29.85 inHg

2:00 PM

Sunny

99° 💧 None 💨 11 mph H 16%29.77 inHg

5:00 PM

Sunny

97° 💧 None 💨 4 mph H 17%29.74 inHg

8:00 PM

Clear night

89° 💧 None 💨 3 mph H 22%29.77 inHg

11:00 PM

Mostly cloudy night

86° 💧 None 💨 3 mph H 18%29.80 inHg

Today

2:00 AM

Clear night

81° 💧 None 💨 0 mph H 53%29.85 inHg

3:00 AM

Clear night

80° 💧 None 💨 0 mph H 52%29.85 inHg

4:00 AM

Clear night

79° 💧 None 💨 1 mph H 52%29.85 inHg

5:00 AM

Clear night

79° 💧 None 💨 1 mph H 51%29.85 inHg

6:00 AM

Clear night

79° 💧 None 💨 1 mph H 49%29.85 inHg

7:00 AM

Sunny

79° 💧 None 💨 1 mph H 47%29.85 inHg

8:00 AM

Sunny

83° 💧 None 💨 1 mph H 41%29.88 inHg

9:00 AM

Sunny

86° 💧 None 💨 1 mph H 39%29.88 inHg

10:00 AM

Sunny

89° 💧 None 💨 2 mph H 36%29.88 inHg

11:00 AM

Sunny

92° 💧 None 💨 4 mph H 33%29.88 inHg

12:00 PM

Mostly sunny

95° 💧 None 💨 6 mph H 30%29.88 inHg

1:00 PM

Mostly sunny

96° 💧 None 💨 7 mph H 29%29.85 inHg

2:00 PM

Mostly sunny

97° 💧 None 💨 6 mph H 27%29.83 inHg

3:00 PM

Mostly sunny

97° 💧 None 💨 6 mph H 25%29.80 inHg

4:00 PM

Sunny

97° 💧 None 💨 7 mph H 24%29.77 inHg

5:00 PM

Mostly sunny

96° 💧 None 💨 6 mph H 23%29.77 inHg

6:00 PM

Mostly sunny

94° 💧 0.000 in 💨 4 mph H 24%29.77 inHg

7:00 PM

Mostly clear night

92° 💧 None 💨 1 mph H 28%29.77 inHg

8:00 PM

Mostly clear night

90° 💧 None 💨 1 mph H 30%29.77 inHg

9:00 PM

Mostly clear night

88° 💧 None 💨 1 mph H 31%29.80 inHg

10:00 PM

Mostly cloudy night

87° 💧 None 💨 1 mph H 31%29.80 inHg

11:00 PM

Partly cloudy night

86° 💧 None 💨 2 mph H 32%29.80 inHg

Tomorrow

12:00 AM

Mostly clear night

84° 💧 None 💨 2 mph H 33%29.80 inHg

1:00 AM

Mostly clear night

83° 💧 None 💨 2 mph H 33%29.80 inHg

2:00 AM

Mostly clear night

82° 💧 None 💨 2 mph H 32%29.80 inHg

3:00 AM

Partly cloudy night

82° 💧 None 💨 2 mph H 31%29.80 inHg

4:00 AM

Mostly cloudy night

81° 💧 None 💨 2 mph H 31%29.80 inHg

5:00 AM

Mostly cloudy night

80° 💧 None 💨 1 mph H 31%29.80 inHg

6:00 AM

Mostly cloudy night

80° 💧 None 💨 1 mph H 32%29.80 inHg

7:00 AM

Partly cloudy

80° 💧 None 💨 1 mph H 34%29.83 inHg

8:00 AM

Overcast

85° 💧 None 💨 1 mph H 31%29.85 inHg

9:00 AM

Mostly sunny

88° 💧 None 💨 1 mph H 27%29.85 inHg

10:00 AM

Partly cloudy

91° 💧 None 💨 1 mph H 22%29.85 inHg

11:00 AM

Overcast

94° 💧 None 💨 2 mph H 19%29.85 inHg

12:00 PM

Partly cloudy

96° 💧 None 💨 4 mph H 18%29.83 inHg

1:00 PM

Sunny

98° 💧 None 💨 9 mph H 17%29.80 inHg

2:00 PM

Sunny

99° 💧 None 💨 11 mph H 16%29.77 inHg

3:00 PM

Sunny

99° 💧 None 💨 11 mph H 16%29.77 inHg

4:00 PM

Sunny

98° 💧 None 💨 9 mph H 17%29.74 inHg

5:00 PM

Sunny

97° 💧 None 💨 4 mph H 17%29.74 inHg

6:00 PM

Mostly sunny

95° 💧 None 💨 3 mph H 18%29.74 inHg

7:00 PM

Clear night

91° 💧 None 💨 5 mph H 20%29.77 inHg

8:00 PM

Clear night

89° 💧 None 💨 3 mph H 22%29.77 inHg

9:00 PM

Mostly clear night

87° 💧 None 💨 3 mph H 22%29.80 inHg

10:00 PM

Partly cloudy night

86° 💧 None 💨 4 mph H 20%29.80 inHg

11:00 PM

Mostly cloudy night

86° 💧 None 💨 3 mph H 18%29.80 inHg

Sunday

12:00 AM

Mostly cloudy night

85° 💧 None 💨 2 mph H 18%29.80 inHg

1:00 AM

Mostly cloudy night

84° 💧 None 💨 2 mph H 18%29.80 inHg

2:00 AM

Overcast night

83° 💧 None 💨 1 mph H 19%29.77 inHg

3:00 AM

Overcast night

83° 💧 None 💨 1 mph H 19%29.77 inHg

4:00 AM

Mostly cloudy night

83° 💧 None 💨 1 mph H 20%29.77 inHg

5:00 AM

Mostly cloudy night

81° 💧 None 💨 1 mph H 21%29.80 inHg

6:00 AM

Mostly cloudy night

81° 💧 None 💨 1 mph H 21%29.80 inHg

7:00 AM

Mostly cloudy

80° 💧 None 💨 1 mph H 22%29.80 inHg

8:00 AM

Overcast

83° 💧 None 💨 1 mph H 21%29.83 inHg

9:00 AM

Overcast

85° 💧 None 💨 1 mph H 19%29.83 inHg

10:00 AM

Mostly cloudy

87° 💧 None 💨 0 mph H 17%29.83 inHg

11:00 AM

Overcast

89° 💧 None 💨 1 mph H 16%29.83 inHg

12:00 PM

Mostly cloudy

89° 💧 None 💨 2 mph H 15%29.83 inHg

1:00 PM

Mostly cloudy

94° 💧 None 💨 4 mph H 13%29.80 inHg

2:00 PM

Mostly cloudy

94° 💧 None 💨 8 mph H 14%29.77 inHg

3:00 PM

Overcast

94° 💧 None 💨 7 mph H 18%29.77 inHg

4:00 PM

Mostly cloudy

92° 💧 None 💨 5 mph H 22%29.74 inHg

5:00 PM

Overcast

92° 💧 None 💨 3 mph H 24%29.74 inHg

In Vista Santa Rosa and, more broadly, across the state of California: Tonight, expect mostly cloudy skies with mild to warm temperatures ranging from 73 to 80 degrees Fahrenheit. Winds will be light, coming from the west at around 9 mph, with occasional gusts reaching up to 16 mph. No precipitation is forecast for the evening and the early night hours, so outdoor plans should be comfortable. Temperatures may gradually cool into the lower 70s later in the night, but overall, conditions will remain mild. The wind remains gentle, providing a slight breeze without causing concern. Overall, it should be a pleasant evening with no weather-related disruptions.

15-Day Weather Outlook for Vista Santa Rosa

TomorrowTomorrow

Mostly sunny 99°/80° 💧 None 💨 11 mph

Sunday, Sep 27Sun Sep 27

Mostly cloudy 94°/80° 💧 None 💨 8 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Vista Santa Rosa

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Vista Santa Rosa

Hourly forecast · Updated every 2 hours

Fair

Nearest forecast value 2:00 AM

PM2.5 Fine particles Fair 17,6µg/m³

Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.

PM10 Particulate matter Fair 39,6µg/m³

Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.

O₃ Ozone Good 55,1µg/m³

Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.

NO₂ Nitrogen dioxide Good 22,7µg/m³

A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.

Air quality is acceptable for most people.

UV & HEALTH

UV, Sun & Health Outlook in Vista Santa Rosa

Maximum daily UV Today, tomorrow and the following day show the maximum UV index forecast for each day.

0–2 Low 3–5 Moderate 6–7 High 8–10 Very high 11+ Extreme

Today UV 4,5Moderate 🙂Fair

Tomorrow UV 4,8Moderate 😷Poor

Sunday UV 4,3Moderate 😐Moderate

Hourly UV index today

7:00 AMUV 0,0 8:00 AMUV 0,7 9:00 AMUV 1,8 10:00 AMUV 3,0 11:00 AMUV 4,0 12:00 PMUV 4,5 1:00 PMUV 4,4 2:00 PMUV 4,2 3:00 PMUV 3,6 4:00 PMUV 2,8 5:00 PMUV 1,9 6:00 PMUV 0,8

Today's weather health advice Open today's recommendations.

Moderate UV risk

Sunglasses and sun protection are recommended for prolonged exposure.

Acceptable air quality

Air quality is acceptable for most people. Very sensitive people may want to reduce prolonged exertion.

Stay hydrated

Drink water regularly, especially during physical activity or prolonged sun exposure.

Good conditions for outdoor activities

Outdoor activities can generally be enjoyed normally, with sun protection adjusted to the UV level.

WIND OUTLOOK

Hourly Wind Forecast for Vista Santa Rosa

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · VISTA SANTA ROSA, CALIFORNIA

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 5:00 AM–6:00 AM.

97/100Best-hour score

BEST TIME TONIGHT 5:00 AM–6:00 AM Astronomical darkness: 8:01 PM–5:12 AM

☁ Cloud cover 0% Real hourly forecast for the best viewing hour.

☾ Moonlight 99% Full Moon · Moon about 5° above the horizon at the best viewing hour.

☄ Meteor activity Southern Taurids Reference ZHR 7 · Radiant 66° high at the best hour.

✦ Estimated visible meteors 0–2/hour Local estimate after weather, moonlight and radiant-height adjustments.

Chance ≥1 meteor in 30 min45%

UPCOMING METEOR PERIODSStart, peak and end dates · weather should be checked closer to the peak.

SEP 20–NOV 20

Southern TauridsStart SEP 20 · Peak NOV 5 · End NOV 20 · ZHR 7 · 20% Moon at peak

ACTIVE NOW

OCT 2–NOV 7

OrionidsStart OCT 2 · Peak OCT 21 · End NOV 7 · ZHR 20 · 77% Moon at peak

UPCOMING

OCT 20–DEC 10

Northern TauridsStart OCT 20 · Peak NOV 12 · End DEC 10 · ZHR 5 · 7% Moon at peak

UPCOMING

NOV 6–NOV 30

LeonidsStart NOV 6 · Peak NOV 17 · End NOV 30 · ZHR 15 · 52% Moon at peak

UPCOMING

Experimental local observing estimate. Weather values come from the hourly forecast already used on this page. Moon position and astronomical darkness are calculated locally from time and coordinates. Meteor-shower ZHR describes ideal conditions and is not the number of meteors a person should expect to see locally.

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Forecast data for Vista Santa Rosa were last refreshed today at 1:19 AM. The current forecast period extends through 26/09/2026 at 11:00 PM. Weather, air-quality and UV-index data are provided through WEATHER-INFO.COM. Forecasts are produced automatically from the latest available data and are subject to periodic technical checks. This service is intended for general weather information.