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Now · 1:57 PM

Hallowell Weather & Hourly Forecast

United States · Maine · 04347

Mostly sunny
72°F
Mostly sunny
Feels like: 65°F
💧 Humidity 35% 🌡 Pressure 30.12 inHg 💨 Wind 9 mph 👁 Visibility 39.3 mi Clouds 13% ☀️ UV index 5.8 · Moderate 🌅 Sunrise 🌇 Sunset

Hourly Forecast for Hallowell

Today
Mostly sunny · 2:00 PM Mostly sunny
72° 💧 None 💨 9 mph H 35%30.12 inHg
Sunny · 5:00 PM Sunny
68° 💧 None 💨 9 mph H 40%30.09 inHg
Partly cloudy night · 8:00 PM Partly cloudy night
58° 💧 None 💨 7 mph H 78%30.09 inHg
Partly cloudy night · 11:00 PM Partly cloudy night
57° 💧 None 💨 7 mph H 91%30.09 inHg
Tomorrow
Overcast night · 2:00 AM Overcast night
59° 💧 None 💨 6 mph H 92%30.03 inHg
Overcast night · 5:00 AM Overcast night
58° 💧 0.012 in 💨 7 mph H 94%30.00 inHg
Moderate rain · 8:00 AM Moderate rain
59° 💧 0.331 in 💨 6 mph H 97%30.00 inHg
Moderate rain · 11:00 AM Moderate rain
63° 💧 0.230 in 💨 8 mph H 98%29.97 inHg
Light rain · 2:00 PM Light rain
65° 💧 0.049 in 💨 9 mph H 98%29.88 inHg
Light rain · 5:00 PM Light rain
65° 💧 0.015 in 💨 7 mph H 99%29.83 inHg
Overcast night · 8:00 PM Overcast night
64° 💧 0.000 in 💨 5 mph H 100%29.80 inHg
Fog at night · 11:00 PM Fog at night
64° 💧 None 💨 4 mph H 100%29.80 inHg
Monday
Fog at night · 2:00 AM Fog at night
64° 💧 None 💨 4 mph H 100%29.74 inHg
Overcast night · 5:00 AM Overcast night
64° 💧 0.020 in 💨 7 mph H 98%29.77 inHg
Sunny · 8:00 AM Sunny
64° 💧 None 💨 9 mph H 94%29.83 inHg
Sunny · 11:00 AM Sunny
69° 💧 0.004 in 💨 12 mph H 60%29.85 inHg

In Hallowell and, more broadly, across the state of Maine: The rest of the day will feature mostly sunny skies with just a few clouds passing through. Temperatures will remain mild, ranging from 58 to 69 degrees Fahrenheit. Light south winds are expected, with maximum speeds around 9 mph, occasionally gusting up to 28 mph. No precipitation is anticipated, making for a dry afternoon. Overall, it should be a pleasant day with comfortable temperatures and gentle winds.

15-Day Weather Outlook for Hallowell

TomorrowTomorrow Partly cloudy Partly cloudy 66°/57° 💧 None 💨 10 mph
Monday, Sep 14Mon Sep 14 Overcast Overcast 71°/62° 💧 None 💨 13 mph
Tuesday, Sep 15Tue Sep 15 Mostly sunny Mostly sunny 68°/49° 💧 0.513 in 💨 8 mph
Wednesday, Sep 16Wed Sep 16 Overcast Overcast 73°/53° 💧 None 💨 7 mph
Thursday, Sep 17Thu Sep 17 Light rain Light rain 70°/61° 💧 0.021 in 💨 5 mph
Friday, Sep 18Fri Sep 18 Overcast Overcast 65°/61° 💧 0.797 in 💨 8 mph
Saturday, Sep 19Sat Sep 19 Overcast Overcast 72°/60° 💧 0.020 in 💨 7 mph
Sunday, Sep 20Sun Sep 20 Heavy rain Heavy rain 59°/53° 💧 0.662 in 💨 8 mph
Monday, Sep 21Mon Sep 21 Light rain Light rain 68°/54° 💧 0.133 in 💨 14 mph
Tuesday, Sep 22Tue Sep 22 Mostly sunny Mostly sunny 64°/48° 💧 None 💨 14 mph
Wednesday, Sep 23Wed Sep 23 Overcast Overcast 63°/47° 💧 None 💨 4 mph
Thursday, Sep 24Thu Sep 24 Overcast Overcast 64°/50° 💧 None 💨 5 mph
Friday, Sep 25Fri Sep 25 Partly cloudy Partly cloudy 69°/49° 💧 None 💨 4 mph
Saturday, Sep 26Sat Sep 26 Mostly sunny Mostly sunny 69°/51° 💧 None 💨 5 mph
Sunday, Sep 27Sun Sep 27 Overcast Overcast 68°/53° 💧 None 💨 5 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Hallowell

Vertical axis: °F · Color based on temperature
Mostly sunny at 2:00 PM
72° Today 2:00 PM
Partly cloudy at 3:00 PM
71° 3:00 PM
Sunny at 4:00 PM
70° 4:00 PM
Sunny at 5:00 PM
68° 5:00 PM
Sunny at 6:00 PM
65° Today 6:00 PM
Mostly clear night at 7:00 PM
61° 7:00 PM
Partly cloudy night at 8:00 PM
58° 8:00 PM
Partly cloudy night at 9:00 PM
58° 9:00 PM
Mostly cloudy night at 10:00 PM
57° Today 10:00 PM
Partly cloudy night at 11:00 PM
57° 11:00 PM
Overcast night at 12:00 AM
57° 12:00 AM
Overcast night at 1:00 AM
58° 1:00 AM
Overcast night at 2:00 AM
59° Tomorrow 2:00 AM
Mostly cloudy night at 3:00 AM
58° 3:00 AM
Mostly cloudy night at 4:00 AM
58° 4:00 AM
Overcast night at 5:00 AM
58° 5:00 AM
Overcast night at 6:00 AM
60° Tomorrow 6:00 AM
Light rain at 7:00 AM
60° 7:00 AM
Moderate rain at 8:00 AM
59° 8:00 AM
Moderate rain at 9:00 AM
61° 9:00 AM
Light rain at 10:00 AM
62° Tomorrow 10:00 AM
Moderate rain at 11:00 AM
63° 11:00 AM
Light rain at 12:00 PM
64° 12:00 PM
Light rain at 1:00 PM
64° 1:00 PM
Light rain at 2:00 PM
65° Tomorrow 2:00 PM
Light rain at 3:00 PM
66° 3:00 PM
Light rain at 4:00 PM
65° 4:00 PM
Light rain at 5:00 PM
65° 5:00 PM
Overcast at 6:00 PM
65° Tomorrow 6:00 PM
Overcast night at 7:00 PM
65° 7:00 PM
Overcast night at 8:00 PM
64° 8:00 PM
Overcast night at 9:00 PM
64° 9:00 PM
Mist at night at 10:00 PM
64° Tomorrow 10:00 PM
Fog at night at 11:00 PM
64° 11:00 PM
Fog at night at 12:00 AM
64° 12:00 AM
Fog at night at 1:00 AM
64° 1:00 AM
Fog at night at 2:00 AM
64° Monday 2:00 AM
Fog at night at 3:00 AM
64° 3:00 AM
Overcast night at 4:00 AM
65° 4:00 AM
Overcast night at 5:00 AM
64° 5:00 AM
Light rain at 6:00 AM
63° Monday 6:00 AM
Light rain at 7:00 AM
63° 7:00 AM
Sunny at 8:00 AM
64° 8:00 AM
Sunny at 9:00 AM
65° 9:00 AM
Sunny at 10:00 AM
67° Monday 10:00 AM
Sunny at 11:00 AM
69° 11:00 AM
Sunny at 12:00 PM
70° 12:00 PM
Sunny at 1:00 PM
71° 1:00 PM
Sunny at 2:00 PM
71° Monday 2:00 PM
Sunny at 3:00 PM
71° 3:00 PM
Sunny at 4:00 PM
70° 4:00 PM
Sunny at 5:00 PM
68° 5:00 PM
Sunny at 6:00 PM
65° Monday 6:00 PM
Clear night at 7:00 PM
62° 7:00 PM
Clear night at 8:00 PM
60° 8:00 PM
Clear night at 5:00 AM
49° 5:00 AM
Sunny at 8:00 AM
55° Tuesday 8:00 AM
Mostly sunny at 11:00 AM
63° 11:00 AM
Mostly sunny at 2:00 PM
68° 2:00 PM
Mostly sunny at 5:00 PM
68° 5:00 PM
Overcast night at 8:00 PM
57° Tuesday 8:00 PM
Mostly clear night at 11:00 PM
53° 11:00 PM
Clear night at 2:00 AM
53° 2:00 AM
Mostly cloudy night at 5:00 AM
53° 5:00 AM
Mostly cloudy at 8:00 AM
57° Wednesday 8:00 AM
Mostly cloudy at 11:00 AM
67° 11:00 AM
Partly cloudy at 2:00 PM
73° 2:00 PM
Partly cloudy at 5:00 PM
70° 5:00 PM
Mostly clear night at 8:00 PM
62° Wednesday 8:00 PM
Overcast night at 11:00 PM
61° 11:00 PM
Overcast night at 2:00 AM
61° 2:00 AM
Overcast night at 5:00 AM
61° 5:00 AM
Light rain at 8:00 AM
63° Thursday 8:00 AM
Overcast at 11:00 AM
67° 11:00 AM
Overcast at 2:00 PM
70° 2:00 PM
Overcast at 5:00 PM
69° 5:00 PM
Overcast night at 8:00 PM
65° Thursday 8:00 PM
Overcast night at 11:00 PM
62° 11:00 PM
Overcast night at 2:00 AM
61° 2:00 AM
Overcast at 8:00 AM
62° 8:00 AM
Overcast at 2:00 PM
62° Friday 2:00 PM
Overcast night at 8:00 PM
72° 8:00 PM
Partly cloudy night at 2:00 AM
66° 2:00 AM
Mostly cloudy at 8:00 AM
60° 8:00 AM
Overcast at 2:00 PM
60° Saturday 2:00 PM
Heavy rain at 8:00 PM
59° 8:00 PM
Light rain at 2:00 AM
55° 2:00 AM
Light rain at 8:00 AM
53° 8:00 AM
Overcast at 2:00 PM
58° Sunday 2:00 PM
Overcast night at 8:00 PM
68° 8:00 PM
Light rain at 2:00 AM
67° 2:00 AM
Mostly sunny at 8:00 AM
54° 8:00 AM
Sunny at 2:00 PM
56° Monday 2:00 PM
Mostly clear night at 8:00 PM
64° 8:00 PM
Clear night at 2:00 AM
53° 2:00 AM
Partly cloudy at 8:00 AM
48° 8:00 AM
Overcast at 2:00 PM
50° Tuesday 2:00 PM
Overcast night at 8:00 PM
63° 8:00 PM
Overcast night at 2:00 AM
52° 2:00 AM
Mostly cloudy at 8:00 AM
47° 8:00 AM
Partly cloudy at 2:00 PM
48° Wednesday 2:00 PM
Overcast night at 8:00 PM
64° 8:00 PM
Overcast night at 2:00 AM
53° 2:00 AM
Mostly cloudy at 8:00 AM
50° 8:00 AM
Mostly sunny at 2:00 PM
50° Thursday 2:00 PM
Partly cloudy night at 8:00 PM
69° 8:00 PM
Mostly clear night at 2:00 AM
53° 2:00 AM
Sunny at 8:00 AM
50° 8:00 AM
Overcast at 2:00 PM
49° Friday 2:00 PM
Mostly clear night at 8:00 PM
69° 8:00 PM
Mostly cloudy night at 2:00 AM
55° 2:00 AM
Sunny at 8:00 AM
51° 8:00 AM
Overcast at 2:00 PM
55° Saturday 2:00 PM
Overcast night at 8:00 PM
68° 8:00 PM
Clear night at 2:00 AM
53° 2:00 AM

AIR QUALITY FORECAST

Air Quality Forecast for Hallowell

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

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

O₃ Ozone Moderate 114,6µg/m³

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

NO₂ Nitrogen dioxide Good 1,1µg/m³

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

Sensitive people should reduce strenuous and prolonged outdoor exertion.

UV & HEALTH

UV, Sun & Health Outlook in Hallowell

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 5,8Moderate 😐Moderate
Tomorrow UV 0,7Low 🙂Fair
Monday UV 5,1Moderate 🙂Fair
Tuesday UV 5,0Moderate 🙂Fair
Wednesday UV 6,0High 🙂Fair
Thursday UV 5,0Moderate Unavailable
Friday UV 3,0Moderate Unavailable
Hourly UV index today
2:00 PMUV 5,0 3:00 PMUV 3,6 4:00 PMUV 2,1 5:00 PMUV 0,9 6:00 PMUV 0,2 7:00 PMUV 0,0
Today's weather health advice Open today's recommendations.

Moderate UV risk

Sunglasses and sun protection are recommended for prolonged exposure.

Caution for sensitive people

People with respiratory or cardiovascular conditions should reduce prolonged outdoor 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 Hallowell

Vertical axis: mph · Horizontal axis: hours
Hourly wind speed Chart of sustained wind and maximum gusts in mph. Today 2:00 PM 3:00 PM 4:00 PM 5:00 PM Today 6:00 PM 7:00 PM 8:00 PM 9:00 PM 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 5:00 AM Tuesday 8:00 AM 11:00 AM 2:00 PM 5:00 PM Tuesday 8:00 PM 11:00 PM 2:00 AM 5:00 AM Wednesday 8:00 AM 11:00 AM 2:00 PM 5:00 PM Wednesday 8:00 PM 11:00 PM 2:00 AM 5:00 AM Thursday 8:00 AM 11:00 AM 2:00 PM 5:00 PM Thursday 8:00 PM 11:00 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 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
Sustained wind Max gusts
NIGHT SKY · HALLOWELL, MAINE

Tonight's Stargazing & Shooting Stars

Good observing conditions. Best local viewing window: 11:00 PM–12:00 AM.

70/100Best-hour score
BEST TIME TONIGHT 11:00 PM–12:00 AM Astronomical darkness: 8:35 PM–4:36 AM
Cloud cover 38% 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 33° high at the best hour.
Estimated visible meteors 0–2/hour Local estimate after weather, moonlight and radiant-height adjustments.
Chance ≥1 meteor in 30 min47%
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 Hallowell were last refreshed today at 1:57 PM. The current forecast period extends through 14/09/2026 at 11:00 AM. 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.