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Now · 10:04 PM

West Cornwall Weather & Hourly Forecast

United States · Connecticut · 06796

Mostly cloudy night
65°F
Mostly cloudy night
Feels like: 62°F
💧 Humidity 71% 🌡 Pressure 29.91 inHg 💨 Wind 8 mph 👁 Visibility 25.6 mi Clouds 88% ☀️ UV index 0.0 · Low 🌅 Sunrise 🌇 Sunset

Hourly Forecast for West Cornwall

Today
Mostly cloudy night · 11:00 PM Mostly cloudy night
65° 💧 None 💨 9 mph H 63%29.91 inHg
Tomorrow
Partly cloudy night · 2:00 AM Partly cloudy night
60° 💧 None 💨 7 mph H 75%29.91 inHg
Partly cloudy night · 5:00 AM Partly cloudy night
58° 💧 None 💨 7 mph H 80%29.94 inHg
Partly cloudy · 8:00 AM Partly cloudy
58° 💧 None 💨 6 mph H 82%30.00 inHg
Sunny · 11:00 AM Sunny
65° 💧 None 💨 8 mph H 67%30.00 inHg
Sunny · 2:00 PM Sunny
68° 💧 None 💨 8 mph H 57%29.97 inHg
Sunny · 5:00 PM Sunny
68° 💧 None 💨 6 mph H 60%29.97 inHg
Clear night · 8:00 PM Clear night
59° 💧 None 💨 3 mph H 81%30.03 inHg
Clear night · 11:00 PM Clear night
56° 💧 None 💨 4 mph H 82%30.06 inHg
Saturday
Clear night · 2:00 AM Clear night
53° 💧 None 💨 3 mph H 89%30.09 inHg
Clear night · 5:00 AM Clear night
51° 💧 None 💨 1 mph H 89%30.09 inHg
Mostly sunny · 8:00 AM Mostly sunny
56° 💧 None 💨 3 mph H 88%30.15 inHg
Mostly cloudy · 11:00 AM Mostly cloudy
68° 💧 None 💨 5 mph H 62%30.12 inHg
Mostly cloudy · 2:00 PM Mostly cloudy
72° 💧 None 💨 6 mph H 59%30.09 inHg
Mostly cloudy · 5:00 PM Mostly cloudy
72° 💧 0.000 in 💨 8 mph H 66%30.03 inHg
Overcast night · 8:00 PM Overcast night
66° 💧 0.011 in 💨 8 mph H 79%30.06 inHg

In West Cornwall and, more broadly, across the state of Connecticut: This evening will be mostly sunny with just a few clouds drifting by. Temperatures are expected to remain mild, ranging from 73 to 79 degrees Fahrenheit. Light northwest winds will be steady at around 4 mph, with occasional gusts reaching up to 12 mph. No rain is anticipated through the night, making it a pleasant evening to be outdoors. Temperatures will gradually cool into the night but stay within the comfortable range. Overall, the weather remains quiet and mild for the next few hours, with no significant changes expected.

15-Day Weather Outlook for West Cornwall

Saturday, Sep 12Sat Sep 12 Mostly sunny Mostly sunny 74°/50° 💧 None 💨 8 mph
Sunday, Sep 13Sun Sep 13 Light rain Light rain 73°/63° 💧 0.494 in 💨 9 mph
Monday, Sep 14Mon Sep 14 Overcast Overcast 69°/60° 💧 0.015 in 💨 12 mph
Tuesday, Sep 15Tue Sep 15 Mostly cloudy Mostly cloudy 66°/50° 💧 None 💨 8 mph
Wednesday, Sep 16Wed Sep 16 Mostly cloudy Mostly cloudy 71°/53° 💧 None 💨 7 mph
Thursday, Sep 17Thu Sep 17 Heavy rain Heavy rain 79°/66° 💧 0.281 in 💨 4 mph
Friday, Sep 18Fri Sep 18 Light rain Light rain 72°/68° 💧 0.357 in 💨 11 mph
Saturday, Sep 19Sat Sep 19 Mostly sunny Mostly sunny 75°/52° 💧 0.051 in 💨 11 mph
Sunday, Sep 20Sun Sep 20 Moderate rain Moderate rain 64°/56° 💧 0.043 in 💨 10 mph
Monday, Sep 21Mon Sep 21 Light rain Light rain 58°/53° 💧 0.629 in 💨 10 mph
Tuesday, Sep 22Tue Sep 22 Mostly sunny Mostly sunny 61°/44° 💧 0.001 in 💨 12 mph
Wednesday, Sep 23Wed Sep 23 Mostly sunny Mostly sunny 56°/44° 💧 None 💨 11 mph
Thursday, Sep 24Thu Sep 24 Overcast Overcast 56°/45° 💧 None 💨 13 mph
Friday, Sep 25Fri Sep 25 Overcast Overcast 58°/47° 💧 None 💨 13 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in West Cornwall

Vertical axis: °F · Color based on temperature
Mostly cloudy night at 11:00 PM
65° Today 11:00 PM
Clear night at 12:00 AM
63° 12:00 AM
Mostly clear night at 1:00 AM
60° 1:00 AM
Partly cloudy night at 2:00 AM
60° 2:00 AM
Partly cloudy night at 3:00 AM
60° Tomorrow 3:00 AM
Partly cloudy night at 4:00 AM
59° 4:00 AM
Partly cloudy night at 5:00 AM
58° 5:00 AM
Clear night at 6:00 AM
57° 6:00 AM
Mostly sunny at 7:00 AM
56° Tomorrow 7:00 AM
Partly cloudy at 8:00 AM
58° 8:00 AM
Sunny at 9:00 AM
60° 9:00 AM
Sunny at 10:00 AM
63° 10:00 AM
Sunny at 11:00 AM
65° Tomorrow 11:00 AM
Sunny at 12:00 PM
66° 12:00 PM
Sunny at 1:00 PM
68° 1:00 PM
Sunny at 2:00 PM
68° 2:00 PM
Sunny at 3:00 PM
69° Tomorrow 3:00 PM
Sunny at 4:00 PM
69° 4:00 PM
Sunny at 5:00 PM
68° 5:00 PM
Sunny at 6:00 PM
66° 6:00 PM
Sunny at 7:00 PM
62° Tomorrow 7:00 PM
Clear night at 8:00 PM
59° 8:00 PM
Clear night at 9:00 PM
58° 9:00 PM
Clear night at 10:00 PM
57° 10:00 PM
Clear night at 11:00 PM
56° Tomorrow 11:00 PM
Clear night at 12:00 AM
55° 12:00 AM
Clear night at 1:00 AM
54° 1:00 AM
Clear night at 2:00 AM
53° 2:00 AM
Clear night at 3:00 AM
52° Saturday 3:00 AM
Clear night at 4:00 AM
51° 4:00 AM
Clear night at 5:00 AM
51° 5:00 AM
Clear night at 6:00 AM
50° 6:00 AM
Sunny at 7:00 AM
50° Saturday 7:00 AM
Mostly sunny at 8:00 AM
56° 8:00 AM
Sunny at 9:00 AM
62° 9:00 AM
Mostly sunny at 10:00 AM
66° 10:00 AM
Mostly cloudy at 11:00 AM
68° Saturday 11:00 AM
Mostly cloudy at 12:00 PM
70° 12:00 PM
Mostly cloudy at 1:00 PM
71° 1:00 PM
Mostly cloudy at 2:00 PM
72° 2:00 PM
Mostly cloudy at 3:00 PM
73° Saturday 3:00 PM
Overcast at 4:00 PM
74° 4:00 PM
Mostly cloudy at 5:00 PM
72° 5:00 PM
Mostly cloudy at 6:00 PM
69° 6:00 PM
Overcast at 7:00 PM
67° Saturday 7:00 PM
Overcast night at 8:00 PM
66° 8:00 PM
Overcast night at 9:00 PM
65° 9:00 PM
Light rain at 10:00 PM
64° 10:00 PM
Overcast night at 11:00 PM
64° Saturday 11:00 PM
Overcast night at 12:00 AM
64° 12:00 AM
Light rain at 1:00 AM
64° 1:00 AM
Light rain at 2:00 AM
63° 2:00 AM
Light rain at 3:00 AM
63° Sunday 3:00 AM
Light rain at 4:00 AM
63° 4:00 AM
Light rain at 5:00 AM
63° 5:00 AM
Light rain at 6:00 AM
64° 6:00 AM
Light rain at 7:00 AM
65° Sunday 7:00 AM
Light rain at 8:00 AM
67° 8:00 AM
Partly cloudy at 5:00 PM
73° 5:00 PM
Clear night at 8:00 PM
68° 8:00 PM
Mostly clear night at 11:00 PM
67° Sunday 11:00 PM
Mostly clear night at 2:00 AM
62° 2:00 AM
Partly cloudy night at 5:00 AM
60° 5:00 AM
Overcast at 8:00 AM
61° 8:00 AM
Mostly sunny at 11:00 AM
64° Monday 11:00 AM
Sunny at 2:00 PM
69° 2:00 PM
Sunny at 5:00 PM
67° 5:00 PM
Clear night at 8:00 PM
59° 8:00 PM
Clear night at 11:00 PM
56° Monday 11:00 PM
Clear night at 2:00 AM
53° 2:00 AM
Clear night at 5:00 AM
50° 5:00 AM
Sunny at 8:00 AM
54° 8:00 AM
Sunny at 11:00 AM
62° Tuesday 11:00 AM
Sunny at 2:00 PM
66° 2:00 PM
Mostly cloudy at 5:00 PM
65° 5:00 PM
Mostly cloudy night at 8:00 PM
57° 8:00 PM
Clear night at 11:00 PM
55° Tuesday 11:00 PM
Mostly cloudy night at 2:00 AM
54° 2:00 AM
Mostly cloudy night at 5:00 AM
53° 5:00 AM
Sunny at 8:00 AM
58° 8:00 AM
Sunny at 11:00 AM
66° Wednesday 11:00 AM
Sunny at 2:00 PM
71° 2:00 PM
Overcast night at 8:00 PM
79° 8:00 PM
Mostly clear night at 2:00 AM
72° 2:00 AM
Heavy rain at 8:00 AM
66° Thursday 8:00 AM
Overcast at 2:00 PM
66° 2:00 PM
Light rain at 8:00 PM
72° 8:00 PM
Light rain at 2:00 AM
70° 2:00 AM
Partly cloudy at 8:00 AM
68° Friday 8:00 AM
Light rain at 2:00 PM
69° 2:00 PM
Mostly clear night at 8:00 PM
75° 8:00 PM
Partly cloudy night at 2:00 AM
63° 2:00 AM
Sunny at 8:00 AM
54° Saturday 8:00 AM
Mostly sunny at 2:00 PM
52° 2:00 PM
Partly cloudy night at 8:00 PM
64° 8:00 PM
Overcast night at 2:00 AM
58° 2:00 AM
Overcast at 8:00 AM
56° Sunday 8:00 AM
Moderate rain at 2:00 PM
56° 2:00 PM
Light rain at 8:00 PM
58° 8:00 PM
Overcast night at 2:00 AM
54° 2:00 AM
Overcast at 8:00 AM
53° Monday 8:00 AM
Mostly cloudy at 2:00 PM
53° 2:00 PM
Mostly clear night at 8:00 PM
61° 8:00 PM
Clear night at 2:00 AM
53° 2:00 AM
Sunny at 8:00 AM
45° Tuesday 8:00 AM
Sunny at 2:00 PM
44° 2:00 PM
Clear night at 8:00 PM
56° 8:00 PM
Clear night at 2:00 AM
47° 2:00 AM
Mostly sunny at 8:00 AM
44° Wednesday 8:00 AM
Mostly sunny at 2:00 PM
44° 2:00 PM
Overcast night at 8:00 PM
56° 8:00 PM
Mostly clear night at 2:00 AM
48° 2:00 AM
Overcast at 8:00 AM
45° Thursday 8:00 AM
Partly cloudy at 2:00 PM
47° 2:00 PM
Overcast night at 8:00 PM
58° 8:00 PM
Overcast night at 2:00 AM
51° 2:00 AM
Overcast at 8:00 AM
47° Friday 8:00 AM
Overcast at 2:00 PM
48° 2:00 PM

AIR QUALITY FORECAST

Air Quality Forecast for West Cornwall

Hourly forecast · Updated every 2 hours
Good
Nearest forecast value 11:00 PM
PM2.5 Fine particles Good 4,3µg/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 8,9µg/m³

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

O₃ Ozone Good 29,3µg/m³

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

NO₂ Nitrogen dioxide Good 34,3µg/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 West Cornwall

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 7,0High 😊Good
Tomorrow UV 6,3High 😐Moderate
Saturday UV 5,9Moderate 😷Poor
Sunday UV 5,3Moderate 🙂Fair
Monday UV 5,9Moderate 🙂Fair
Tuesday UV 6,0High Unavailable
Wednesday UV 7,0High Unavailable
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 West Cornwall

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

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 12:00 AM–1:00 AM.

93/100Best-hour score
BEST TIME TONIGHT 12:00 AM–1:00 AM Astronomical darkness: 8:47 PM–4:54 AM
Cloud cover 10% Real hourly forecast for the best viewing hour.
Moonlight 1% New Moon · Moon below the horizon at the best viewing hour.
Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 38° 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 min62%
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.

Forecast data for West Cornwall were last refreshed today at 10:04 PM. The current forecast period extends through 12/09/2026 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.