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Now · 12:27 AM

Newtown Weather & Hourly Forecast

United States · Connecticut · 06470

Mostly cloudy night
64°F
Mostly cloudy night
Feels like: 63°F
💧 Humidity 77% 🌡 Pressure 30.24 inHg 💨 Wind 4 mph 👁 Visibility 23.2 mi Clouds 73% ☀️ UV index 0.0 · Low 🌅 Sunrise 🌇 Sunset

Hourly Forecast for Newtown

Today
Overcast night · 1:00 AM Overcast night
63° 💧 None 💨 5 mph H 77%30.24 inHg
Mostly clear night · 4:00 AM Mostly clear night
63° 💧 None 💨 3 mph H 87%30.24 inHg
Mostly sunny · 7:00 AM Mostly sunny
62° 💧 None 💨 4 mph H 95%30.24 inHg
Overcast · 10:00 AM Overcast
74° 💧 None 💨 6 mph H 75%30.21 inHg
Mostly cloudy · 1:00 PM Mostly cloudy
78° 💧 0.000 in 💨 9 mph H 68%30.15 inHg
Mostly cloudy · 4:00 PM Mostly cloudy
77° 💧 None 💨 9 mph H 68%30.06 inHg
Partly cloudy · 7:00 PM Partly cloudy
74° 💧 None 💨 10 mph H 78%30.00 inHg
Clear night · 10:00 PM Clear night
72° 💧 None 💨 12 mph H 78%29.97 inHg
Tomorrow
Partly cloudy night · 1:00 AM Partly cloudy night
72° 💧 None 💨 13 mph H 72%29.94 inHg
Mostly cloudy night · 4:00 AM Mostly cloudy night
71° 💧 0.013 in 💨 12 mph H 74%29.88 inHg
Light rain · 7:00 AM Light rain
68° 💧 0.042 in 💨 10 mph H 90%29.85 inHg
Mostly cloudy · 10:00 AM Mostly cloudy
75° 💧 0.001 in 💨 11 mph H 82%29.85 inHg
Overcast · 1:00 PM Overcast
80° 💧 0.007 in 💨 9 mph H 62%29.83 inHg
Overcast · 4:00 PM Overcast
81° 💧 None 💨 9 mph H 58%29.80 inHg
Overcast · 7:00 PM Overcast
74° 💧 None 💨 7 mph H 69%29.83 inHg
Overcast night · 10:00 PM Overcast night
71° 💧 0.000 in 💨 6 mph H 77%29.85 inHg

In Newtown and, more broadly, across the state of Connecticut: This evening will feature mostly cloudy skies with mild temperatures ranging from 68 to 73 degrees Fahrenheit. Winds will be light, coming from the northwest at up to 4 mph, with occasional gusts around 3 mph. No precipitation is expected during the evening hours, providing a calm and dry night. Temperatures will remain steady through the night, making for a comfortable end to the day. Conditions should stay quiet, with no significant weather changes anticipated in the next few hours.

15-Day Weather Outlook for Newtown

TomorrowTomorrow Mostly sunny Mostly sunny 81°/68° 💧 None 💨 13 mph
Friday, Sep 11Fri Sep 11 Overcast Overcast 73°/59° 💧 0.087 in 💨 8 mph
Saturday, Sep 12Sat Sep 12 Mostly sunny Mostly sunny 75°/54° 💧 None 💨 8 mph
Sunday, Sep 13Sun Sep 13 Light rain Light rain 80°/64° 💧 0.072 in 💨 6 mph
Monday, Sep 14Mon Sep 14 Mostly sunny Mostly sunny 79°/61° 💧 None 💨 7 mph
Tuesday, Sep 15Tue Sep 15 Mostly sunny Mostly sunny 78°/63° 💧 2.425 in 💨 5 mph
Wednesday, Sep 16Wed Sep 16 Partly cloudy Partly cloudy 81°/73° 💧 0.002 in 💨 10 mph
Thursday, Sep 17Thu Sep 17 Partly cloudy Partly cloudy 79°/57° 💧 0.070 in 💨 8 mph
Friday, Sep 18Fri Sep 18 Mostly sunny Mostly sunny 68°/54° 💧 None 💨 4 mph
Saturday, Sep 19Sat Sep 19 Mostly cloudy Mostly cloudy 72°/60° 💧 None 💨 7 mph
Sunday, Sep 20Sun Sep 20 Partly cloudy Partly cloudy 72°/56° 💧 None 💨 9 mph
Monday, Sep 21Mon Sep 21 Overcast Overcast 70°/65° 💧 0.001 in 💨 9 mph
Tuesday, Sep 22Tue Sep 22 Moderate rain Moderate rain 78°/55° 💧 0.078 in 💨 11 mph
Wednesday, Sep 23Wed Sep 23 Mostly sunny Mostly sunny 68°/52° 💧 None 💨 4 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Newtown

Vertical axis: °F · Color based on temperature
Overcast night at 1:00 AM
63° Today 1:00 AM
Overcast night at 2:00 AM
63° 2:00 AM
Mostly cloudy night at 3:00 AM
63° 3:00 AM
Mostly clear night at 4:00 AM
63° 4:00 AM
Partly cloudy night at 5:00 AM
62° Today 5:00 AM
Mostly clear night at 6:00 AM
62° 6:00 AM
Mostly sunny at 7:00 AM
62° 7:00 AM
Sunny at 8:00 AM
67° 8:00 AM
Mostly sunny at 9:00 AM
71° Today 9:00 AM
Overcast at 10:00 AM
74° 10:00 AM
Mostly cloudy at 11:00 AM
74° 11:00 AM
Mostly sunny at 12:00 PM
74° 12:00 PM
Mostly cloudy at 1:00 PM
78° Today 1:00 PM
Overcast at 2:00 PM
78° 2:00 PM
Mostly cloudy at 3:00 PM
77° 3:00 PM
Mostly cloudy at 4:00 PM
77° 4:00 PM
Overcast at 5:00 PM
76° Today 5:00 PM
Overcast at 6:00 PM
74° 6:00 PM
Partly cloudy at 7:00 PM
74° 7:00 PM
Mostly clear night at 8:00 PM
73° 8:00 PM
Partly cloudy night at 9:00 PM
73° Today 9:00 PM
Clear night at 10:00 PM
72° 10:00 PM
Clear night at 11:00 PM
72° 11:00 PM
Clear night at 12:00 AM
72° 12:00 AM
Partly cloudy night at 1:00 AM
72° Tomorrow 1:00 AM
Mostly cloudy night at 2:00 AM
71° 2:00 AM
Partly cloudy night at 3:00 AM
71° 3:00 AM
Mostly cloudy night at 4:00 AM
71° 4:00 AM
Mostly cloudy night at 5:00 AM
71° Tomorrow 5:00 AM
Light rain at 6:00 AM
70° 6:00 AM
Light rain at 7:00 AM
68° 7:00 AM
Partly cloudy at 8:00 AM
69° 8:00 AM
Partly cloudy at 9:00 AM
72° Tomorrow 9:00 AM
Mostly cloudy at 10:00 AM
75° 10:00 AM
Mostly cloudy at 11:00 AM
78° 11:00 AM
Mostly cloudy at 12:00 PM
78° 12:00 PM
Overcast at 1:00 PM
80° Tomorrow 1:00 PM
Mostly cloudy at 2:00 PM
81° 2:00 PM
Light rain at 3:00 PM
80° 3:00 PM
Overcast at 4:00 PM
81° 4:00 PM
Mostly cloudy at 5:00 PM
78° Tomorrow 5:00 PM
Overcast at 6:00 PM
76° 6:00 PM
Overcast at 7:00 PM
74° 7:00 PM
Overcast night at 8:00 PM
73° 8:00 PM
Overcast night at 9:00 PM
72° Tomorrow 9:00 PM
Overcast night at 10:00 PM
71° 10:00 PM
Overcast night at 11:00 PM
70° 11:00 PM
Overcast night at 12:00 AM
69° 12:00 AM
Mostly cloudy night at 1:00 AM
69° Friday 1:00 AM
Mostly cloudy night at 2:00 AM
67° 2:00 AM
Clear night at 3:00 AM
65° 3:00 AM
Mostly clear night at 4:00 AM
62° 4:00 AM
Mostly clear night at 5:00 AM
61° Friday 5:00 AM
Mostly clear night at 6:00 AM
59° 6:00 AM
Sunny at 7:00 AM
59° 7:00 AM
Sunny at 8:00 AM
61° 8:00 AM
Sunny at 5:00 PM
71° Friday 5:00 PM
Clear night at 8:00 PM
64° 8:00 PM
Clear night at 11:00 PM
59° 11:00 PM
Clear night at 2:00 AM
56° 2:00 AM
Mostly clear night at 5:00 AM
54° Saturday 5:00 AM
Sunny at 8:00 AM
59° 8:00 AM
Mostly sunny at 11:00 AM
71° 11:00 AM
Overcast at 2:00 PM
75° 2:00 PM
Overcast at 5:00 PM
73° Saturday 5:00 PM
Light rain at 8:00 PM
68° 8:00 PM
Mostly clear night at 11:00 PM
64° 11:00 PM
Mostly clear night at 2:00 AM
66° 2:00 AM
Overcast night at 5:00 AM
66° Sunday 5:00 AM
Light rain at 8:00 AM
69° 8:00 AM
Overcast at 11:00 AM
74° 11:00 AM
Overcast at 2:00 PM
80° 2:00 PM
Mostly sunny at 5:00 PM
80° Sunday 5:00 PM
Mostly clear night at 8:00 PM
74° 8:00 PM
Partly cloudy night at 11:00 PM
71° 11:00 PM
Clear night at 2:00 AM
67° 2:00 AM
Partly cloudy night at 5:00 AM
61° Monday 5:00 AM
Sunny at 8:00 AM
64° 8:00 AM
Mostly cloudy at 11:00 AM
74° 11:00 AM
Partly cloudy at 2:00 PM
79° 2:00 PM
Mostly clear night at 8:00 PM
78° Monday 8:00 PM
Mostly cloudy night at 2:00 AM
67° 2:00 AM
Overcast at 8:00 AM
63° 8:00 AM
Partly cloudy at 2:00 PM
68° 2:00 PM
Partly cloudy night at 8:00 PM
81° Tuesday 8:00 PM
Clear night at 2:00 AM
73° 2:00 AM
Mostly sunny at 8:00 AM
73° 8:00 AM
Partly cloudy at 2:00 PM
75° 2:00 PM
Partly cloudy night at 8:00 PM
79° Wednesday 8:00 PM
Clear night at 2:00 AM
67° 2:00 AM
Sunny at 8:00 AM
59° 8:00 AM
Sunny at 2:00 PM
57° 2:00 PM
Clear night at 8:00 PM
68° Thursday 8:00 PM
Clear night at 2:00 AM
60° 2:00 AM
Mostly sunny at 8:00 AM
54° 8:00 AM
Mostly sunny at 2:00 PM
60° 2:00 PM
Mostly cloudy night at 8:00 PM
72° Friday 8:00 PM
Mostly cloudy night at 2:00 AM
64° 2:00 AM
Overcast at 8:00 AM
63° 8:00 AM
Partly cloudy at 2:00 PM
60° 2:00 PM
Partly cloudy night at 8:00 PM
72° Saturday 8:00 PM
Partly cloudy night at 2:00 AM
63° 2:00 AM
Mostly sunny at 8:00 AM
57° 8:00 AM
Overcast at 2:00 PM
56° 2:00 PM
Mostly cloudy night at 8:00 PM
67° Sunday 8:00 PM
Overcast night at 2:00 AM
65° 2:00 AM
Mostly sunny at 8:00 AM
66° 8:00 AM
Overcast at 2:00 PM
70° 2:00 PM
Partly cloudy night at 8:00 PM
78° Monday 8:00 PM
Moderate rain at 2:00 AM
63° 2:00 AM
Mostly sunny at 8:00 AM
59° 8:00 AM
Partly cloudy at 2:00 PM
55° 2:00 PM
Clear night at 8:00 PM
68° Tuesday 8:00 PM
Clear night at 2:00 AM
60° 2:00 AM
Sunny at 8:00 AM
52° 8:00 AM
Mostly sunny at 2:00 PM
54° 2:00 PM

AIR QUALITY FORECAST

Air Quality Forecast for Newtown

Hourly forecast · Updated every 2 hours
Fair
Nearest forecast value 1:00 AM
PM2.5 Fine particles Fair 11,5µg/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 15,6µg/m³

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

O₃ Ozone Fair 70,3µg/m³

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

NO₂ Nitrogen dioxide Good 19,1µg/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 Newtown

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 5,9Moderate 🙂Fair
Tomorrow UV 6,3High 😐Moderate
Friday UV 6,3High 😐Moderate
Saturday UV 6,6High 😷Poor
Sunday UV 4,0Moderate Unavailable
Monday UV 6,0High Unavailable
Tuesday UV 8,0Very high Unavailable
Hourly UV index today
7:00 AMUV 0,0 8:00 AMUV 0,5 9:00 AMUV 1,4 10:00 AMUV 2,9 11:00 AMUV 4,9 12:00 PMUV 4,6 1:00 PMUV 5,9 2:00 PMUV 5,1 3:00 PMUV 3,9 4:00 PMUV 2,7 5:00 PMUV 0,7 6:00 PMUV 0,4
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.

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 Newtown

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

Tonight's Stargazing & Shooting Stars

Good observing conditions. Best local viewing window: 4:00 AM–5:00 AM.

72/100Best-hour score
BEST TIME TONIGHT 4:00 AM–5:00 AM Astronomical darkness: 8:50 PM–4:52 AM
Cloud cover 37% Real hourly forecast for the best viewing hour.
Moonlight 7% Waning Crescent · Moon below the horizon at the best viewing hour.
Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 80° high at the best hour.
Estimated visible meteors 1–4/hour Local estimate after weather, moonlight and radiant-height adjustments.
Chance ≥1 meteor in 30 min70%
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 Newtown were last refreshed today at 12:27 AM. The current forecast period extends through 10/09/2026 at 10:00 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.