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Now · 12:05 AM

Mountain View Weather & Hourly Forecast

United States · Hawaii · 96771

Overcast night
61°F
Overcast night
Feels like: 60°F
💧 Humidity 92% 🌡 Pressure 30.06 inHg 💨 Wind 9 mph 👁 Visibility Clouds 97% ☀️ UV index 0.0 · Low 🌅 Sunrise 6:08 AM 🌇 Sunset 6:17 PM

Hourly Forecast for Mountain View

Today
Overcast night · 2:00 AM Overcast night
61° 💧 None 💨 7 mph H 87%30.00 inHg
Moderate rain · 11:00 AM Moderate rain
65° 💧 None 💨 9 mph H 96%30.06 inHg
Light rain · 8:00 PM Light rain
64° 💧 None 💨 8 mph H 100%30.00 inHg
Tomorrow
Very heavy rain · 5:00 AM Very heavy rain
64° 💧 None 💨 9 mph H 99%29.91 inHg
Heavy rain · 2:00 PM Heavy rain
65° 💧 None 💨 9 mph H 100%29.91 inHg
Heavy rain · 11:00 PM Heavy rain
64° 💧 None 💨 11 mph H 100%29.94 inHg
Friday
Heavy rain · 8:00 AM Heavy rain
65° 💧 None 💨 13 mph H 100%29.91 inHg
Very heavy rain · 5:00 PM Very heavy rain
66° 💧 None 💨 16 mph H 99%29.83 inHg
Saturday
Very heavy rain · 2:00 AM Very heavy rain
66° 💧 None 💨 27 mph H 100%29.65 inHg
Very heavy rain · 11:00 AM Very heavy rain
66° 💧 None 💨 15 mph H 100%29.83 inHg
Heavy rain · 8:00 PM Heavy rain
65° 💧 None 💨 12 mph H 100%29.88 inHg
Sunday
Moderate rain · 5:00 AM Moderate rain
64° 💧 None 💨 5 mph H 97%29.94 inHg
Moderate rain · 2:00 PM Moderate rain
66° 💧 None 💨 8 mph H 98%29.94 inHg
Light rain · 11:00 PM Light rain
63° 💧 None 💨 6 mph H 100%30.03 inHg
Monday
Moderate rain · 8:00 AM Moderate rain
64° 💧 None 💨 5 mph H 100%30.03 inHg
Moderate rain · 8:00 PM Moderate rain
62° 💧 None 💨 5 mph H 100%30.06 inHg

In Mountain View and, more broadly, across the state of Hawaii: The evening will feature mostly cloudy skies with temperatures holding steady around 80 degrees Fahrenheit. Winds will be from the northeast at a moderate pace, reaching up to 13 mph, with gusts up to 17 mph. No precipitation is expected during the next few hours, so it should remain dry. Temperatures are expected to stay mild to warm, providing comfortable conditions as the night progresses. Residents can generally expect a calm evening with no significant weather disturbances.

15-Day Weather Outlook for Mountain View

Wednesday, Sep 23Wed Sep 23 Heavy rain Heavy rain 69°/62° 💧 1.345 in 💨 11 mph
TomorrowTomorrow Very heavy rain Very heavy rain 65°/64° 💧 7.632 in 💨 10 mph
Friday, Sep 25Fri Sep 25 Very heavy rain Very heavy rain 67°/64° 💧 15.738 in 💨 28 mph
Saturday, Sep 26Sat Sep 26 Light thunderstorms Light thunderstorms 66°/64° 💧 12.610 in 💨 28 mph
Sunday, Sep 27Sun Sep 27 Heavy rain Heavy rain 66°/63° 💧 4.250 in 💨 9 mph
Monday, Sep 28Mon Sep 28 Heavy rain Heavy rain 64°/63° 💧 2.178 in 💨 9 mph
Tuesday, Sep 29Tue Sep 29 Light rain Light rain 68°/58° 💧 0.120 in 💨 7 mph
Wednesday, Sep 30Wed Sep 30 Light rain Light rain 63°/60° 💧 0.207 in 💨 6 mph
Thursday, Oct 1Thu Oct 1 Light rain Light rain 65°/59° 💧 0.030 in 💨 7 mph
Friday, Oct 2Fri Oct 2 Moderate rain Moderate rain 67°/59° 💧 0.131 in 💨 7 mph
Saturday, Oct 3Sat Oct 3 Light rain Light rain 68°/58° 💧 0.234 in 💨 6 mph
Sunday, Oct 4Sun Oct 4 Light rain Light rain 71°/61° 💧 0.171 in 💨 5 mph
Monday, Oct 5Mon Oct 5 Moderate rain Moderate rain 66°/62° 💧 0.443 in 💨 4 mph
Tuesday, Oct 6Tue Oct 6 Light rain Light rain 65°/63° 💧 0.434 in 💨 6 mph
Wednesday, Oct 7Wed Oct 7 Partly cloudy Partly cloudy 60°/60° 💧 0.036 in 💨 7 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Mountain View

Vertical axis: °F · Color based on temperature
Overcast night at 2:00 AM
61° Today 2:00 AM
Light rain at 5:00 AM
62° 5:00 AM
Light rain at 8:00 AM
65° 8:00 AM
Moderate rain at 11:00 AM
65° 11:00 AM
Moderate rain at 2:00 PM
66° Today 2:00 PM
Moderate rain at 5:00 PM
65° 5:00 PM
Light rain at 8:00 PM
64° 8:00 PM
Heavy rain at 11:00 PM
64° 11:00 PM
Heavy rain at 2:00 AM
64° Tomorrow 2:00 AM
Very heavy rain at 5:00 AM
64° 5:00 AM
Heavy rain at 8:00 AM
64° 8:00 AM
Heavy rain at 11:00 AM
65° 11:00 AM
Heavy rain at 2:00 PM
65° Tomorrow 2:00 PM
Very heavy rain at 5:00 PM
65° 5:00 PM
Very heavy rain at 8:00 PM
65° 8:00 PM
Heavy rain at 11:00 PM
64° 11:00 PM
Heavy rain at 2:00 AM
64° Friday 2:00 AM
Heavy rain at 5:00 AM
64° 5:00 AM
Heavy rain at 8:00 AM
65° 8:00 AM
Very heavy rain at 11:00 AM
66° 11:00 AM
Very heavy rain at 2:00 PM
67° Friday 2:00 PM
Very heavy rain at 5:00 PM
66° 5:00 PM
Very heavy rain at 8:00 PM
66° 8:00 PM
Very heavy rain at 11:00 PM
66° 11:00 PM
Very heavy rain at 2:00 AM
66° Saturday 2:00 AM
Very heavy rain at 5:00 AM
65° 5:00 AM
Very heavy rain at 8:00 AM
66° 8:00 AM
Very heavy rain at 11:00 AM
66° 11:00 AM
Very heavy rain at 2:00 PM
66° Saturday 2:00 PM
Very heavy rain at 5:00 PM
66° 5:00 PM
Heavy rain at 8:00 PM
65° 8:00 PM
Heavy rain at 11:00 PM
65° 11:00 PM
Moderate rain at 2:00 AM
64° Sunday 2:00 AM
Moderate rain at 5:00 AM
64° 5:00 AM
Moderate rain at 8:00 AM
65° 8:00 AM
Moderate rain at 11:00 AM
66° 11:00 AM
Moderate rain at 2:00 PM
66° Sunday 2:00 PM
Moderate rain at 5:00 PM
64° 5:00 PM
Light rain at 8:00 PM
64° 8:00 PM
Light rain at 11:00 PM
63° 11:00 PM
Moderate rain at 2:00 AM
64° Monday 2:00 AM
Moderate rain at 5:00 AM
64° 5:00 AM
Moderate rain at 8:00 AM
64° 8:00 AM
Moderate rain at 11:00 AM
65° 11:00 AM
Moderate rain at 2:00 PM
64° Monday 2:00 PM
Moderate rain at 8:00 PM
62° 8:00 PM
Mostly cloudy night at 2:00 AM
61° 2:00 AM
Overcast at 8:00 AM
62° 8:00 AM
Moderate rain at 2:00 PM
67° Tuesday 2:00 PM
Mostly clear night at 8:00 PM
60° 8:00 PM
Mostly clear night at 2:00 AM
58° 2:00 AM
Partly cloudy at 8:00 AM
61° 8:00 AM
Light rain at 2:00 PM
65° Wednesday 2:00 PM
Mostly cloudy night at 8:00 PM
58° 8:00 PM
Mostly clear night at 2:00 AM
57° 2:00 AM
Mostly sunny at 8:00 AM
61° 8:00 AM
Overcast at 2:00 PM
66° Thursday 2:00 PM
Overcast night at 8:00 PM
59° 8:00 PM
Clear night at 2:00 AM
57° 2:00 AM
Mostly sunny at 8:00 AM
64° 8:00 AM
Light rain at 2:00 PM
65° Friday 2:00 PM
Light rain at 8:00 PM
61° 8:00 PM
Light rain at 2:00 AM
61° 2:00 AM
Overcast at 8:00 AM
62° 8:00 AM
Partly cloudy at 2:00 PM
68° Saturday 2:00 PM
Mostly clear night at 8:00 PM
60° 8:00 PM
Clear night at 2:00 AM
59° 2:00 AM
Sunny at 8:00 AM
65° 8:00 AM
Light rain at 2:00 PM
67° Sunday 2:00 PM
Overcast night at 8:00 PM
60° 8:00 PM
Mostly clear night at 2:00 AM
58° 2:00 AM
Sunny at 8:00 AM
61° 8:00 AM
Mostly sunny at 2:00 PM
66° Monday 2:00 PM
Partly cloudy night at 8:00 PM
60° 8:00 PM
Clear night at 2:00 AM
60° 2:00 AM
Mostly sunny at 8:00 AM
63° 8:00 AM
Light rain at 2:00 PM
67° Tuesday 2:00 PM
Overcast night at 8:00 PM
61° 8:00 PM
Overcast night at 2:00 AM
60° 2:00 AM
Light rain at 8:00 AM
60° 8:00 AM
Partly cloudy at 2:00 PM
67° Wednesday 2:00 PM

AIR QUALITY FORECAST

Air Quality Forecast for Mountain View

Hourly forecast · Updated every 2 hours
Good
Nearest forecast value 1:00 AM
PM2.5 Fine particles Good 7,5µg/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 16,0µg/m³

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

O₃ Ozone Good 48,2µg/m³

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

NO₂ Nitrogen dioxide Good 0,1µg/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 6,1High 😊Good
Tomorrow UV 1,0Low 😊Good
Friday UV 2,0Low 😊Good
Saturday UV 4,6Moderate 😊Good
Sunday UV 4,0Moderate Unavailable
Monday UV 5,0Moderate Unavailable
Tuesday UV 5,0Moderate Unavailable
Hourly UV index today
7:00 AMUV 0,2 8:00 AMUV 1,2 9:00 AMUV 3,6 10:00 AMUV 6,1 11:00 AMUV 6,1 12:00 PMUV 3,1 1:00 PMUV 2,5 2:00 PMUV 1,4 3:00 PMUV 0,8 4:00 PMUV 0,3 5:00 PMUV 0,1 6:00 PMUV 0,0
Today's weather health advice Open today's recommendations.

Strong UV exposure

Protect exposed skin with SPF 30+ sunscreen, wear sunglasses, and try to limit direct midday sun.

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.

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 Mountain View

Vertical axis: mph · Horizontal axis: hours
Hourly wind speed Chart of sustained wind and maximum gusts in mph. Today 2:00 AM 5:00 AM 8:00 AM 11:00 AM Today 2:00 PM 5:00 PM 8:00 PM 11:00 PM Tomorrow 2:00 AM 5:00 AM 8:00 AM 11:00 AM Tomorrow 2:00 PM 5:00 PM 8:00 PM 11:00 PM Friday 2:00 AM 5:00 AM 8:00 AM 11:00 AM Friday 2:00 PM 5:00 PM 8:00 PM 11:00 PM Saturday 2:00 AM 5:00 AM 8:00 AM 11:00 AM Saturday 2:00 PM 5:00 PM 8:00 PM 11:00 PM Sunday 2:00 AM 5:00 AM 8:00 AM 11:00 AM Sunday 2:00 PM 5:00 PM 8:00 PM 11:00 PM Monday 2:00 AM 5:00 AM 8:00 AM 11:00 AM Monday 2:00 PM 8:00 PM 2:00 AM 8:00 AM Tuesday 2:00 PM 8:00 PM 2:00 AM 8:00 AM Wednesday 2:00 PM 8:00 PM 2:00 AM 8:00 AM Thursday 2:00 PM 8:00 PM 2:00 AM 8:00 AM Friday 2:00 PM 8:00 PM 2:00 AM 8:00 AM Saturday 2:00 PM 8:00 PM 2:00 AM 8:00 AM Sunday 2:00 PM 8:00 PM 2:00 AM 8:00 AM Monday 2:00 PM 8:00 PM 2:00 AM 8:00 AM Tuesday 2:00 PM 8:00 PM 2:00 AM 8:00 AM Wednesday 2:00 PM
Sustained wind Max gusts
NIGHT SKY · MOUNTAIN VIEW, HAWAII

Tonight's Stargazing & Shooting Stars

Local night-sky conditions and meteor activity for Jasper.

27/100Best-hour score
No good viewing window tonight Astronomical darkness exists, but current sky conditions are unfavorable.
Cloud cover 100% Real hourly forecast for the best viewing hour.
Moonlight 90% Waxing Gibbous · Moon below the horizon at the best viewing hour.
Meteor activity Southern Taurids Reference ZHR 7 · Radiant 70° high at the best hour.
Estimated visible meteors Poor visibility Meteor activity may occur above the clouds, but local viewing conditions are not suitable.
Chance ≥1 meteor in 30 minNot meaningful
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.

Forecast data for Mountain View were last refreshed today at 12:05 AM. The current forecast period extends through 28/09/2026 at 8:00 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.