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Now · 9:23 PM

Mountain View Weather & Hourly Forecast

United States · Colorado · 80212

Mostly cloudy night
75°F
Mostly cloudy night
Feels like: 75°F
💧 Humidity 53% 🌡 Pressure 29.94 inHg 💨 Wind 4 mph 👁 Visibility 18.1 mi Clouds 77% ☀️ UV index 0.0 · Low 🌅 Sunrise 🌇 Sunset

Hourly Forecast for Mountain View

Today
Clear night · 10:00 PM Clear night
74° 💧 0.005 in 💨 3 mph H 55%29.94 inHg
Tomorrow
Clear night · 1:00 AM Clear night
67° 💧 None 💨 3 mph H 64%29.91 inHg
Mostly cloudy night · 4:00 AM Mostly cloudy night
64° 💧 None 💨 3 mph H 65%29.88 inHg
Partly cloudy · 7:00 AM Partly cloudy
64° 💧 None 💨 2 mph H 61%29.94 inHg
Sunny · 10:00 AM Sunny
79° 💧 None 💨 2 mph H 37%29.91 inHg
Strong thunderstorm · 1:00 PM Strong thunderstorm
88° 💧 0.010 in 💨 5 mph H 24%29.80 inHg
Mostly sunny · 4:00 PM Mostly sunny
91° 💧 0.005 in 💨 4 mph H 18%29.71 inHg
Mostly sunny · 7:00 PM Mostly sunny
86° 💧 0.001 in 💨 7 mph H 26%29.71 inHg
Mostly clear night · 10:00 PM Mostly clear night
77° 💧 None 💨 3 mph H 40%29.77 inHg
Monday
Mostly clear night · 1:00 AM Mostly clear night
69° 💧 None 💨 3 mph H 56%29.77 inHg
Mostly clear night · 4:00 AM Mostly clear night
66° 💧 None 💨 3 mph H 59%29.74 inHg
Mostly cloudy · 7:00 AM Mostly cloudy
65° 💧 None 💨 3 mph H 59%29.80 inHg
Partly cloudy · 10:00 AM Partly cloudy
79° 💧 None 💨 3 mph H 34%29.80 inHg
Mostly cloudy · 1:00 PM Mostly cloudy
88° 💧 0.051 in 💨 4 mph H 21%29.71 inHg
Light rain · 4:00 PM Light rain
83° 💧 0.044 in 💨 2 mph H 34%29.68 inHg
Light thunderstorms · 7:00 PM Light thunderstorms
74° 💧 0.079 in 💨 4 mph H 63%29.80 inHg

In Mountain View and, more broadly, across the state of Colorado: The evening will feature mostly cloudy skies with mild temperatures holding steady around 69 degrees. Light northwest winds will blow at up to 5 mph, with occasional gusts reaching 6 mph. A small chance of rain exists during the next few hours, with the potential for about 0.04 inches of precipitation. The highest likelihood of rainfall is around 81%. Overall, expect a calm night with only minimal chances of light rain, so outdoor plans should generally be unaffected. Temperatures are expected to remain mild through the evening hours.

15-Day Weather Outlook for Mountain View

Monday, Sep 7Mon Sep 7 Light thunderstorms Light thunderstorms 91°/65° 💧 None 💨 7 mph
Tuesday, Sep 8Tue Sep 8 Light thunderstorms Light thunderstorms 87°/61° 💧 0.139 in 💨 7 mph
Wednesday, Sep 9Wed Sep 9 Mostly sunny Mostly sunny 86°/63° 💧 0.063 in 💨 6 mph
Thursday, Sep 10Thu Sep 10 Partly cloudy Partly cloudy 93°/58° 💧 None 💨 4 mph
Friday, Sep 11Fri Sep 11 Partly cloudy Partly cloudy 89°/62° 💧 None 💨 7 mph
Saturday, Sep 12Sat Sep 12 Mostly sunny Mostly sunny 91°/65° 💧 0.084 in 💨 4 mph
Sunday, Sep 13Sun Sep 13 Light rain Light rain 86°/55° 💧 0.321 in 💨 4 mph
Monday, Sep 14Mon Sep 14 Partly cloudy Partly cloudy 66°/51° 💧 None 💨 6 mph
Tuesday, Sep 15Tue Sep 15 Mostly sunny Mostly sunny 84°/53° 💧 None 💨 4 mph
Wednesday, Sep 16Wed Sep 16 Mostly sunny Mostly sunny 86°/56° 💧 None 💨 7 mph
Thursday, Sep 17Thu Sep 17 Mostly cloudy Mostly cloudy 90°/61° 💧 None 💨 3 mph
Friday, Sep 18Fri Sep 18 Partly cloudy Partly cloudy 86°/62° 💧 None 💨 5 mph
Saturday, Sep 19Sat Sep 19 Overcast Overcast 81°/58° 💧 0.055 in 💨 5 mph
Sunday, Sep 20Sun Sep 20 Moderate rain Moderate rain 83°/56° 💧 0.283 in 💨 6 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Mountain View

Vertical axis: °F · Color based on temperature
Clear night at 10:00 PM
74° Today 10:00 PM
Mostly clear night at 11:00 PM
71° 11:00 PM
Clear night at 12:00 AM
69° 12:00 AM
Clear night at 1:00 AM
67° 1:00 AM
Clear night at 2:00 AM
66° Tomorrow 2:00 AM
Mostly cloudy night at 3:00 AM
65° 3:00 AM
Mostly cloudy night at 4:00 AM
64° 4:00 AM
Mostly cloudy night at 5:00 AM
64° 5:00 AM
Mostly cloudy night at 6:00 AM
64° Tomorrow 6:00 AM
Partly cloudy at 7:00 AM
64° 7:00 AM
Mostly sunny at 8:00 AM
68° 8:00 AM
Sunny at 9:00 AM
74° 9:00 AM
Sunny at 10:00 AM
79° Tomorrow 10:00 AM
Sunny at 11:00 AM
82° 11:00 AM
Mostly sunny at 12:00 PM
86° 12:00 PM
Strong thunderstorm at 1:00 PM
88° 1:00 PM
Light thunderstorms at 2:00 PM
88° Tomorrow 2:00 PM
Light rain at 3:00 PM
89° 3:00 PM
Mostly sunny at 4:00 PM
91° 4:00 PM
Partly cloudy at 5:00 PM
91° 5:00 PM
Mostly sunny at 6:00 PM
88° Tomorrow 6:00 PM
Mostly sunny at 7:00 PM
86° 7:00 PM
Partly cloudy night at 8:00 PM
83° 8:00 PM
Mostly clear night at 9:00 PM
81° 9:00 PM
Mostly clear night at 10:00 PM
77° Tomorrow 10:00 PM
Partly cloudy night at 11:00 PM
74° 11:00 PM
Mostly clear night at 12:00 AM
71° 12:00 AM
Mostly clear night at 1:00 AM
69° 1:00 AM
Partly cloudy night at 2:00 AM
68° Monday 2:00 AM
Mostly cloudy night at 3:00 AM
67° 3:00 AM
Mostly clear night at 4:00 AM
66° 4:00 AM
Mostly cloudy night at 5:00 AM
65° 5:00 AM
Mostly cloudy night at 6:00 AM
65° Monday 6:00 AM
Mostly cloudy at 7:00 AM
65° 7:00 AM
Mostly cloudy at 8:00 AM
69° 8:00 AM
Mostly cloudy at 9:00 AM
74° 9:00 AM
Partly cloudy at 10:00 AM
79° Monday 10:00 AM
Mostly cloudy at 11:00 AM
83° 11:00 AM
Mostly cloudy at 12:00 PM
85° 12:00 PM
Mostly cloudy at 1:00 PM
88° 1:00 PM
Mostly cloudy at 2:00 PM
91° Monday 2:00 PM
Light thunderstorms at 3:00 PM
83° 3:00 PM
Light rain at 4:00 PM
83° 4:00 PM
Mostly cloudy at 5:00 PM
86° 5:00 PM
Mostly cloudy at 6:00 PM
86° Monday 6:00 PM
Light thunderstorms at 7:00 PM
74° 7:00 PM
Light rain at 8:00 PM
72° 8:00 PM
Mostly clear night at 9:00 PM
70° 9:00 PM
Mostly clear night at 10:00 PM
69° Monday 10:00 PM
Mostly clear night at 11:00 PM
67° 11:00 PM
Mostly clear night at 12:00 AM
66° 12:00 AM
Partly cloudy night at 1:00 AM
65° 1:00 AM
Mostly cloudy night at 2:00 AM
64° Tuesday 2:00 AM
Partly cloudy night at 3:00 AM
63° 3:00 AM
Clear night at 4:00 AM
62° 4:00 AM
Clear night at 5:00 AM
62° 5:00 AM
Clear night at 6:00 AM
61° Tuesday 6:00 AM
Light rain at 3:00 PM
87° 3:00 PM
Mostly sunny at 6:00 PM
86° 6:00 PM
Mostly clear night at 9:00 PM
75° 9:00 PM
Mostly clear night at 12:00 AM
70° Wednesday 12:00 AM
Clear night at 3:00 AM
66° 3:00 AM
Clear night at 6:00 AM
63° 6:00 AM
Partly cloudy at 9:00 AM
65° 9:00 AM
Mostly cloudy at 12:00 PM
73° Wednesday 12:00 PM
Partly cloudy at 3:00 PM
80° 3:00 PM
Partly cloudy at 6:00 PM
80° 6:00 PM
Partly cloudy night at 9:00 PM
75° 9:00 PM
Mostly clear night at 12:00 AM
69° Thursday 12:00 AM
Clear night at 3:00 AM
63° 3:00 AM
Partly cloudy night at 6:00 AM
58° 6:00 AM
Mostly sunny at 9:00 AM
67° 9:00 AM
Sunny at 12:00 PM
87° Thursday 12:00 PM
Mostly sunny at 3:00 PM
93° 3:00 PM
Partly cloudy at 6:00 PM
89° 6:00 PM
Clear night at 9:00 PM
81° 9:00 PM
Mostly clear night at 12:00 AM
73° Friday 12:00 AM
Clear night at 3:00 AM
67° 3:00 AM
Clear night at 6:00 AM
62° 6:00 AM
Sunny at 9:00 AM
71° 9:00 AM
Partly cloudy at 12:00 PM
88° Friday 12:00 PM
Mostly sunny at 6:00 PM
86° 6:00 PM
Mostly clear night at 12:00 AM
91° 12:00 AM
Clear night at 6:00 AM
75° 6:00 AM
Mostly sunny at 12:00 PM
65° Saturday 12:00 PM
Mostly cloudy at 6:00 PM
86° 6:00 PM
Overcast night at 12:00 AM
69° 12:00 AM
Light rain at 6:00 AM
59° 6:00 AM
Partly cloudy at 12:00 PM
55° Sunday 12:00 PM
Partly cloudy at 6:00 PM
63° 6:00 PM
Mostly clear night at 12:00 AM
66° 12:00 AM
Clear night at 6:00 AM
58° 6:00 AM
Partly cloudy at 12:00 PM
51° Monday 12:00 PM
Mostly sunny at 6:00 PM
75° 6:00 PM
Mostly clear night at 12:00 AM
84° 12:00 AM
Clear night at 6:00 AM
62° 6:00 AM
Sunny at 12:00 PM
53° Tuesday 12:00 PM
Mostly sunny at 6:00 PM
84° 6:00 PM
Partly cloudy night at 12:00 AM
86° 12:00 AM
Clear night at 6:00 AM
66° 6:00 AM
Sunny at 12:00 PM
56° Wednesday 12:00 PM
Sunny at 6:00 PM
86° 6:00 PM
Mostly cloudy night at 12:00 AM
90° 12:00 AM
Clear night at 6:00 AM
71° 6:00 AM
Mostly cloudy at 12:00 PM
61° Thursday 12:00 PM
Partly cloudy at 6:00 PM
86° 6:00 PM
Partly cloudy night at 12:00 AM
85° 12:00 AM
Mostly clear night at 6:00 AM
72° 6:00 AM
Partly cloudy at 12:00 PM
62° Friday 12:00 PM
Overcast at 6:00 PM
81° 6:00 PM
Overcast night at 12:00 AM
76° 12:00 AM
Mostly clear night at 6:00 AM
65° 6:00 AM
Sunny at 12:00 PM
58° Saturday 12:00 PM
Mostly sunny at 6:00 PM
83° 6:00 PM
Mostly clear night at 12:00 AM
81° 12:00 AM
Moderate rain at 6:00 AM
58° 6:00 AM
Mostly sunny at 12:00 PM
56° Sunday 12:00 PM

AIR QUALITY FORECAST

Air Quality Forecast for Mountain View

Hourly forecast · Updated every 2 hours
Good
Nearest forecast value 10:00 PM
PM2.5 Fine particles Good 1,3µg/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 1,8µg/m³

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

O₃ Ozone Good 52,2µg/m³

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

NO₂ Nitrogen dioxide Good 2,0µg/m³

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

Air quality is favorable for outdoor activities.

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 9,1Very high 😊Good
Tomorrow UV 9,6Very high 🙂Fair
Monday UV 8,3Very high 😊Good
Tuesday UV 9,1Very high 😊Good
Wednesday UV 8,6Very high 😊Good
Thursday UV 8,0Very high Unavailable
Friday UV 7,0High Unavailable
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.

Good air quality

Air quality is good and outdoor activities can be enjoyed normally.

Comfortable temperature conditions

Temperatures should feel comfortable for most people, with no particular heat or cold precautions needed.

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
Hourly wind speed Chart of sustained wind and maximum gusts in mph. Today 10:00 PM 11:00 PM 12:00 AM 1:00 AM Tomorrow 2:00 AM 3:00 AM 4:00 AM 5:00 AM Tomorrow 6:00 AM 7:00 AM 8:00 AM 9:00 AM Tomorrow 10:00 AM 11:00 AM 12:00 PM 1:00 PM Tomorrow 2:00 PM 3:00 PM 4:00 PM 5:00 PM Tomorrow 6:00 PM 7:00 PM 8:00 PM 9:00 PM Tomorrow 10:00 PM 11:00 PM 12:00 AM 1:00 AM Monday 2:00 AM 3:00 AM 4:00 AM 5:00 AM Monday 6:00 AM 7:00 AM 8:00 AM 9:00 AM Monday 10:00 AM 11:00 AM 12:00 PM 1:00 PM Monday 2:00 PM 3:00 PM 4:00 PM 5:00 PM Monday 6:00 PM 7:00 PM 8:00 PM 9:00 PM Monday 10:00 PM 11:00 PM 12:00 AM 1:00 AM Tuesday 2:00 AM 3:00 AM 4:00 AM 5:00 AM Tuesday 6:00 AM 3:00 PM 6:00 PM 9:00 PM Wednesday 12:00 AM 3:00 AM 6:00 AM 9:00 AM Wednesday 12:00 PM 3:00 PM 6:00 PM 9:00 PM Thursday 12:00 AM 3:00 AM 6:00 AM 9:00 AM Thursday 12:00 PM 3:00 PM 6:00 PM 9:00 PM Friday 12:00 AM 3:00 AM 6:00 AM 9:00 AM Friday 12:00 PM 6:00 PM 12:00 AM 6:00 AM Saturday 12:00 PM 6:00 PM 12:00 AM 6:00 AM Sunday 12:00 PM 6:00 PM 12:00 AM 6:00 AM Monday 12:00 PM 6:00 PM 12:00 AM 6:00 AM Tuesday 12:00 PM 6:00 PM 12:00 AM 6:00 AM Wednesday 12:00 PM 6:00 PM 12:00 AM 6:00 AM Thursday 12:00 PM 6:00 PM 12:00 AM 6:00 AM Friday 12:00 PM 6:00 PM 12:00 AM 6:00 AM Saturday 12:00 PM 6:00 PM 12:00 AM 6:00 AM Sunday 12:00 PM
Sustained wind Max gusts
NIGHT SKY · MOUNTAIN VIEW, COLORADO

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 1:00 AM–2:00 AM.

99/100Best-hour score
BEST TIME TONIGHT 1:00 AM–2:00 AM Astronomical darkness: 8:59 PM–4:59 AM
Cloud cover 2% Real hourly forecast for the best viewing hour.
Moonlight 31% Last Quarter · Moon below the horizon at the best viewing hour.
Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 43° high at the best hour.
Estimated visible meteors 1–3/hour Local estimate after weather, moonlight and radiant-height adjustments.
Chance ≥1 meteor in 30 min68%
UPCOMING METEOR PERIODSStart, peak and end dates · weather should be checked closer to the peak.
AUG 28–SEP 5
AurigidsStart AUG 28 · Peak SEP 1 · End SEP 5 · ZHR 6 · 80% Moon at peak
ACTIVE NOW
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

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.

Forecast data for Mountain View were last refreshed today at 9:23 PM. The current forecast period extends through 07/09/2026 at 7:00 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.