What is the weather in Mountain View right now?

Current weather in Mountain View is scattered clouds.

Where can I find the hourly weather forecast for Mountain View?

This page shows hourly weather forecast for Mountain View, including temperature, wind, precipitation, humidity and cloud cover.

Is the weather forecast for Mountain View updated regularly?

Weather data for Mountain View is updated regularly with the latest available observations and forecasts.

Now · 6:38 PM

Mountain View Weather & Hourly Forecast

United States · California · 94043

89°F

Partly cloudy

Feels like: 83°F

💧 Humidity 18% 🌡 Pressure 29.97 inHg 💨 Wind 6 mph 👁 Visibility 24.4 mi ☁ Clouds 38% ☀️ UV index 0.6 · Low 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for Mountain View

Today

7:00 PM

Partly cloudy

89° 💧 None 💨 6 mph H 18%29.97 inHg

10:00 PM

Clear night

81° 💧 None 💨 1 mph H 29%30.00 inHg

Tomorrow

1:00 AM

Mostly clear night

76° 💧 None 💨 1 mph H 31%30.00 inHg

4:00 AM

Clear night

74° 💧 None 💨 1 mph H 36%29.97 inHg

7:00 AM

Sunny

70° 💧 None 💨 1 mph H 43%30.00 inHg

10:00 AM

Sunny

81° 💧 None 💨 3 mph H 30%30.00 inHg

1:00 PM

Sunny

90° 💧 None 💨 6 mph H 25%29.97 inHg

4:00 PM

Mostly cloudy

89° 💧 None 💨 7 mph H 26%29.91 inHg

7:00 PM

Overcast

79° 💧 None 💨 5 mph H 40%29.91 inHg

10:00 PM

Mostly clear night

69° 💧 None 💨 2 mph H 62%29.97 inHg

Friday

1:00 AM

Clear night

64° 💧 None 💨 2 mph H 73%29.94 inHg

4:00 AM

Clear night

61° 💧 None 💨 1 mph H 80%29.94 inHg

7:00 AM

Sunny

58° 💧 None 💨 1 mph H 84%29.94 inHg

10:00 AM

Sunny

71° 💧 None 💨 2 mph H 54%29.94 inHg

1:00 PM

Sunny

81° 💧 None 💨 6 mph H 41%29.91 inHg

4:00 PM

Sunny

80° 💧 None 💨 7 mph H 42%29.88 inHg

Today

7:00 PM

Partly cloudy

89° 💧 None 💨 6 mph H 18%29.97 inHg

8:00 PM

Clear night

85° 💧 None 💨 4 mph H 20%29.97 inHg

9:00 PM

Clear night

83° 💧 None 💨 2 mph H 24%30.00 inHg

10:00 PM

Clear night

81° 💧 None 💨 1 mph H 29%30.00 inHg

11:00 PM

Clear night

79° 💧 None 💨 2 mph H 27%30.00 inHg

Tomorrow

12:00 AM

Clear night

77° 💧 None 💨 2 mph H 29%30.00 inHg

1:00 AM

Mostly clear night

76° 💧 None 💨 1 mph H 31%30.00 inHg

2:00 AM

Clear night

75° 💧 None 💨 1 mph H 33%30.00 inHg

3:00 AM

Clear night

74° 💧 None 💨 1 mph H 34%30.00 inHg

4:00 AM

Clear night

74° 💧 None 💨 1 mph H 36%29.97 inHg

5:00 AM

Clear night

73° 💧 None 💨 2 mph H 36%29.97 inHg

6:00 AM

Partly cloudy night

71° 💧 None 💨 2 mph H 40%30.00 inHg

7:00 AM

Sunny

70° 💧 None 💨 1 mph H 43%30.00 inHg

8:00 AM

Sunny

73° 💧 None 💨 1 mph H 40%30.00 inHg

9:00 AM

Sunny

77° 💧 None 💨 2 mph H 34%30.00 inHg

10:00 AM

Sunny

81° 💧 None 💨 3 mph H 30%30.00 inHg

11:00 AM

Sunny

84° 💧 None 💨 4 mph H 28%30.00 inHg

12:00 PM

Sunny

88° 💧 None 💨 5 mph H 26%30.00 inHg

1:00 PM

Sunny

90° 💧 None 💨 6 mph H 25%29.97 inHg

2:00 PM

Mostly sunny

91° 💧 None 💨 7 mph H 25%29.94 inHg

3:00 PM

Sunny

91° 💧 None 💨 8 mph H 25%29.94 inHg

4:00 PM

Mostly cloudy

89° 💧 None 💨 7 mph H 26%29.91 inHg

5:00 PM

Overcast

87° 💧 None 💨 7 mph H 27%29.91 inHg

6:00 PM

Overcast

84° 💧 None 💨 6 mph H 32%29.91 inHg

7:00 PM

Overcast

79° 💧 None 💨 5 mph H 40%29.91 inHg

8:00 PM

Mostly cloudy night

74° 💧 None 💨 4 mph H 49%29.94 inHg

9:00 PM

Mostly cloudy night

71° 💧 None 💨 3 mph H 57%29.94 inHg

10:00 PM

Mostly clear night

69° 💧 None 💨 2 mph H 62%29.97 inHg

11:00 PM

Clear night

67° 💧 None 💨 2 mph H 67%29.97 inHg

Friday

12:00 AM

Clear night

65° 💧 None 💨 2 mph H 70%29.94 inHg

1:00 AM

Clear night

64° 💧 None 💨 2 mph H 73%29.94 inHg

2:00 AM

Clear night

63° 💧 None 💨 2 mph H 75%29.94 inHg

3:00 AM

Clear night

62° 💧 None 💨 1 mph H 78%29.94 inHg

4:00 AM

Clear night

61° 💧 None 💨 1 mph H 80%29.94 inHg

5:00 AM

Clear night

60° 💧 None 💨 1 mph H 82%29.94 inHg

6:00 AM

Clear night

59° 💧 None 💨 1 mph H 84%29.94 inHg

7:00 AM

Sunny

58° 💧 None 💨 1 mph H 84%29.94 inHg

8:00 AM

Sunny

62° 💧 None 💨 1 mph H 75%29.94 inHg

9:00 AM

Sunny

67° 💧 None 💨 1 mph H 63%29.94 inHg

10:00 AM

Sunny

71° 💧 None 💨 2 mph H 54%29.94 inHg

11:00 AM

Sunny

75° 💧 None 💨 3 mph H 47%29.94 inHg

12:00 PM

Sunny

79° 💧 None 💨 5 mph H 43%29.94 inHg

1:00 PM

Sunny

81° 💧 None 💨 6 mph H 41%29.91 inHg

2:00 PM

Sunny

82° 💧 None 💨 7 mph H 40%29.91 inHg

3:00 PM

Sunny

82° 💧 None 💨 7 mph H 39%29.88 inHg

4:00 PM

Sunny

80° 💧 None 💨 7 mph H 42%29.88 inHg

5:00 PM

Sunny

78° 💧 None 💨 7 mph H 46%29.85 inHg

6:00 PM

Sunny

75° 💧 None 💨 6 mph H 50%29.85 inHg

7:00 PM

Sunny

71° 💧 None 💨 5 mph H 56%29.88 inHg

8:00 PM

Clear night

68° 💧 None 💨 4 mph H 62%29.88 inHg

9:00 PM

Clear night

66° 💧 None 💨 2 mph H 65%29.88 inHg

10:00 PM

Clear night

64° 💧 None 💨 2 mph H 68%29.91 inHg

11:00 PM

Clear night

63° 💧 None 💨 2 mph H 70%29.88 inHg

Saturday

12:00 AM

Clear night

61° 💧 None 💨 1 mph H 73%29.88 inHg

1:00 AM

Clear night

60° 💧 None 💨 1 mph H 75%29.88 inHg

2:00 AM

Clear night

59° 💧 None 💨 2 mph H 78%29.91 inHg

3:00 AM

Clear night

58° 💧 None 💨 2 mph H 81%29.91 inHg

4:00 AM

Mostly clear night

57° 💧 None 💨 1 mph H 84%29.91 inHg

5:00 AM

Mostly clear night

57° 💧 None 💨 1 mph H 86%29.91 inHg

2:00 PM

Overcast

70° 💧 None 💨 11 mph H 54%30.00 inHg

5:00 PM

Partly cloudy

67° 💧 None 💨 9 mph H 58%29.97 inHg

8:00 PM

Clear night

63° 💧 None 💨 7 mph H 69%30.00 inHg

11:00 PM

Clear night

60° 💧 None 💨 3 mph H 79%30.03 inHg

Sunday

2:00 AM

Clear night

59° 💧 None 💨 3 mph H 85%30.03 inHg

5:00 AM

Clear night

56° 💧 None 💨 3 mph H 90%30.03 inHg

8:00 AM

Sunny

59° 💧 None 💨 3 mph H 85%30.06 inHg

11:00 AM

Sunny

67° 💧 None 💨 5 mph H 54%30.06 inHg

2:00 PM

Sunny

73° 💧 None 💨 8 mph H 42%30.00 inHg

5:00 PM

Partly cloudy

70° 💧 None 💨 10 mph H 47%29.94 inHg

8:00 PM

Clear night

62° 💧 None 💨 4 mph H 72%29.94 inHg

11:00 PM

Clear night

60° 💧 None 💨 0 mph H 81%29.94 inHg

Monday

2:00 AM

Overcast night

57° 💧 None 💨 0 mph H 87%29.94 inHg

5:00 AM

Clear night

54° 💧 None 💨 1 mph H 96%29.91 inHg

8:00 AM

Sunny

55° 💧 None 💨 1 mph H 90%29.94 inHg

11:00 AM

Sunny

68° 💧 None 💨 2 mph H 56%29.94 inHg

2:00 PM

Sunny

76° 💧 None 💨 9 mph H 46%29.88 inHg

5:00 PM

Sunny

71° 💧 None 💨 10 mph H 52%29.85 inHg

8:00 PM

Clear night

63° 💧 None 💨 5 mph H 74%29.85 inHg

11:00 PM

Clear night

60° 💧 None 💨 2 mph H 83%29.88 inHg

Tuesday

2:00 AM

Clear night

57° 💧 None 💨 1 mph H 91%29.88 inHg

5:00 AM

Clear night

55° 💧 None 💨 0 mph H 97%29.88 inHg

8:00 AM

Mostly sunny

57° 💧 None 💨 1 mph H 92%29.91 inHg

11:00 AM

Sunny

69° 💧 None 💨 2 mph H 55%29.91 inHg

5:00 PM

Partly cloudy

67° 💧 None 💨 3 mph H 63%29.97 inHg

11:00 PM

Mostly clear night

68° 💧 None 💨 9 mph H 60%29.94 inHg

Wednesday

5:00 AM

Overcast night

62° 💧 None 💨 4 mph H 81%30.00 inHg

11:00 AM

Overcast

60° 💧 None 💨 2 mph H 85%30.00 inHg

5:00 PM

Mostly cloudy

66° 💧 None 💨 2 mph H 69%30.06 inHg

11:00 PM

Clear night

70° 💧 None 💨 8 mph H 58%30.00 inHg

Thursday

5:00 AM

Clear night

60° 💧 None 💨 2 mph H 85%30.06 inHg

11:00 AM

Mostly cloudy

56° 💧 None 💨 2 mph H 99%30.06 inHg

5:00 PM

Mostly cloudy

66° 💧 None 💨 4 mph H 66%30.12 inHg

11:00 PM

Clear night

70° 💧 None 💨 8 mph H 52%30.09 inHg

Friday

5:00 AM

Mostly clear night

60° 💧 None 💨 2 mph H 89%30.15 inHg

11:00 AM

Overcast

57° 💧 None 💨 1 mph H 97%30.12 inHg

5:00 PM

Mostly sunny

66° 💧 None 💨 5 mph H 67%30.15 inHg

11:00 PM

Clear night

70° 💧 None 💨 8 mph H 56%30.09 inHg

Saturday

5:00 AM

Overcast night

62° 💧 None 💨 2 mph H 83%30.12 inHg

11:00 AM

Overcast

59° 💧 None 💨 2 mph H 92%30.09 inHg

5:00 PM

Sunny

68° 💧 None 💨 4 mph H 59%30.09 inHg

11:00 PM

Clear night

70° 💧 None 💨 8 mph H 55%30.00 inHg

Sunday

5:00 AM

Clear night

60° 💧 None 💨 1 mph H 83%30.00 inHg

11:00 AM

Mostly cloudy

55° 💧 None 💨 1 mph H 99%29.97 inHg

5:00 PM

Mostly sunny

67° 💧 None 💨 3 mph H 63%29.97 inHg

11:00 PM

Clear night

75° 💧 None 💨 8 mph H 45%29.88 inHg

Monday

5:00 AM

Clear night

61° 💧 None 💨 2 mph H 75%29.88 inHg

11:00 AM

Sunny

56° 💧 None 💨 0 mph H 81%29.85 inHg

5:00 PM

Sunny

73° 💧 None 💨 2 mph H 46%29.88 inHg

11:00 PM

Clear night

77° 💧 None 💨 8 mph H 41%29.80 inHg

Tuesday

5:00 AM

Clear night

63° 💧 None 💨 2 mph H 66%29.83 inHg

11:00 AM

Sunny

58° 💧 None 💨 1 mph H 77%29.83 inHg

5:00 PM

Sunny

77° 💧 None 💨 3 mph H 42%29.85 inHg

11:00 PM

Clear night

83° 💧 None 💨 8 mph H 30%29.80 inHg

Wednesday

5:00 AM

Clear night

68° 💧 None 💨 1 mph H 48%29.85 inHg

11:00 AM

Mostly cloudy

63° 💧 None 💨 1 mph H 59%29.85 inHg

5:00 PM

Sunny

84° 💧 None 💨 3 mph H 25%29.91 inHg

11:00 PM

Clear night

91° 💧 None 💨 8 mph H 21%29.85 inHg

Thursday

5:00 AM

Clear night

69° 💧 None 💨 3 mph H 53%29.97 inHg

11:00 AM

Sunny

64° 💧 None 💨 2 mph H 56%29.97 inHg

In Mountain View and, more broadly, across the state of California: This evening, the sky will be mostly sunny with just a few clouds passing through. Temperatures will remain quite hot, ranging from 88 to 97 degrees Fahrenheit. Light northwest winds will blow at up to 9 mph, with occasional gusts reaching 12 mph, providing only slight relief from the heat. No precipitation is expected during the next few hours, so outdoor activities can generally proceed without concern for rain. It will be a warm evening, and it’s advisable to stay hydrated if you plan to be outdoors. Temperatures will gradually stay in the high 80s to low 90s through the night, with the winds remaining gentle. Overall, it should be a warm, dry evening with clear skies.

15-Day Weather Outlook for Mountain View

TomorrowTomorrow

Partly cloudy 94°/70° 💧 None 💨 8 mph

Friday, Sep 11Fri Sep 11

Overcast 87°/58° 💧 None 💨 7 mph

Saturday, Sep 12Sat Sep 12

Mostly sunny 78°/57° 💧 None 💨 11 mph

Sunday, Sep 13Sun Sep 13

Mostly cloudy 75°/56° 💧 None 💨 11 mph

Monday, Sep 14Mon Sep 14

Mostly sunny 77°/54° 💧 None 💨 10 mph

Tuesday, Sep 15Tue Sep 15

Mostly sunny 73°/57° 💧 0.001 in 💨 9 mph

Wednesday, Sep 16Wed Sep 16

Overcast 68°/60° 💧 0.009 in 💨 9 mph

Thursday, Sep 17Thu Sep 17

Mostly cloudy 70°/56° 💧 None 💨 8 mph

Friday, Sep 18Fri Sep 18

Mostly sunny 70°/57° 💧 None 💨 8 mph

Saturday, Sep 19Sat Sep 19

Overcast 70°/59° 💧 0.001 in 💨 8 mph

Sunday, Sep 20Sun Sep 20

Mostly cloudy 70°/55° 💧 None 💨 8 mph

Monday, Sep 21Mon Sep 21

Sunny 75°/56° 💧 None 💨 8 mph

Tuesday, Sep 22Tue Sep 22

Sunny 77°/58° 💧 None 💨 8 mph

Wednesday, Sep 23Wed Sep 23

Mostly cloudy 84°/63° 💧 None 💨 8 mph

Thursday, Sep 24Thu Sep 24

Sunny 91°/64° 💧 None 💨 8 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Mountain View

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Mountain View

Hourly forecast · Updated every 2 hours

Fair

Nearest forecast value 7:00 PM

PM2.5 Fine particles Good 9,8µg/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 Good 18,5µg/m³

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

O₃ Ozone Fair 99,3µg/m³

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

NO₂ Nitrogen dioxide Good 1,4µg/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 Mountain View

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 8,4Very high 🙂Fair

Tomorrow UV 8,4Very high 🙂Fair

Friday UV 8,0Very high 😐Moderate

Saturday UV 8,1Very high 😐Moderate

Sunday UV 6,0High 🙂Fair

Monday UV 7,0High —Unavailable

Tuesday UV 7,0High —Unavailable

Hourly UV index today

7:00 PMUV 0,0

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

Very high UV risk

Use SPF 50+ sunscreen, a hat and sunglasses. Seek shade and limit exposure around midday.

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. Dry air can increase hydration needs.

Best in the morning or late in the day

For walking, running or cycling, prefer the early morning or late afternoon.

WIND OUTLOOK

Hourly Wind Forecast for Mountain View

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · MOUNTAIN VIEW, CALIFORNIA

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 3:00 AM–4:00 AM.

98/100Best-hour score

BEST TIME TONIGHT 3:00 AM–4:00 AM Astronomical darkness: 8:54 PM–5:17 AM

☁ Cloud cover 3% Real hourly forecast for the best viewing hour.

☾ Moonlight 2% New Moon · Moon below the horizon at the best viewing hour.

☄ Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 66° high at the best hour.

✦ Estimated visible meteors 2–4/hour Local estimate after weather, moonlight and radiant-height adjustments.

Chance ≥1 meteor in 30 min78%

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

SEP 5–SEP 21

September ε-PerseidsStart SEP 5 · Peak SEP 9 · End SEP 21 · ZHR 8 · 6% Moon at peak

ACTIVE NOW

SEP 20–NOV 20

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

UPCOMING

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

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 Mountain View were last refreshed today at 6:38 PM. The current forecast period extends through 11/09/2026 at 4:00 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.