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Now · 4:56 PM

Bel Air Weather & Hourly Forecast

United States · Maryland · 21502

Sunny
75°F
Sunny
Feels like: 73°F
💧 Humidity 44% 🌡 Pressure 29.97 inHg 💨 Wind 5 mph 👁 Visibility 27.2 mi Clouds 2% ☀️ UV index 4.0 · Moderate 🌅 Sunrise 🌇 Sunset

Hourly Forecast for Bel Air

Today
Sunny · 5:00 PM Sunny
75° 💧 None 💨 5 mph H 44%29.97 inHg
Mostly clear night · 8:00 PM Mostly clear night
66° 💧 None 💨 5 mph H 68%30.00 inHg
Clear night · 11:00 PM Clear night
63° 💧 None 💨 2 mph H 76%30.09 inHg
Tomorrow
Clear night · 2:00 AM Clear night
61° 💧 None 💨 4 mph H 80%30.12 inHg
Clear night · 5:00 AM Clear night
57° 💧 None 💨 3 mph H 88%30.12 inHg
Sunny · 8:00 AM Sunny
60° 💧 None 💨 4 mph H 79%30.21 inHg
Sunny · 11:00 AM Sunny
68° 💧 None 💨 4 mph H 61%30.21 inHg
Mostly cloudy · 2:00 PM Mostly cloudy
73° 💧 None 💨 4 mph H 50%30.18 inHg
Sunny · 5:00 PM Sunny
74° 💧 None 💨 3 mph H 43%30.15 inHg
Clear night · 8:00 PM Clear night
65° 💧 None 💨 3 mph H 64%30.18 inHg
Clear night · 11:00 PM Clear night
64° 💧 None 💨 1 mph H 62%30.24 inHg
Tuesday
Mostly clear night · 2:00 AM Mostly clear night
62° 💧 None 💨 0 mph H 62%30.24 inHg
Mostly clear night · 5:00 AM Mostly clear night
60° 💧 None 💨 1 mph H 62%30.24 inHg
Sunny · 8:00 AM Sunny
63° 💧 None 💨 1 mph H 63%30.30 inHg
Partly cloudy · 11:00 AM Partly cloudy
72° 💧 None 💨 4 mph H 56%30.30 inHg
Mostly cloudy · 2:00 PM Mostly cloudy
79° 💧 None 💨 5 mph H 46%30.24 inHg

In Bel Air and, more broadly, across the state of Maryland: The late afternoon will feature mostly sunny skies with a few clouds drifting by. Temperatures are expected to be mild to warm, ranging from the upper 60s to around 79 degrees Fahrenheit. Winds will be light from the north, with maximum speeds around 8 mph and occasional gusts reaching 13 mph. As evening approaches, conditions will remain dry and comfortable, with clear or partly cloudy skies. Temperatures will gradually cool into the lower 70s or upper 60s, making for a pleasant night ahead. Overall, the weather will stay calm and dry through the evening hours.

15-Day Weather Outlook for Bel Air

TomorrowTomorrow Mostly sunny Mostly sunny 74°/56° 💧 None 💨 5 mph
Tuesday, Sep 8Tue Sep 8 Mostly sunny Mostly sunny 80°/60° 💧 None 💨 6 mph
Wednesday, Sep 9Wed Sep 9 Light rain Light rain 88°/61° 💧 0.029 in 💨 8 mph
Thursday, Sep 10Thu Sep 10 Light thunderstorms Light thunderstorms 89°/68° 💧 0.016 in 💨 10 mph
Friday, Sep 11Fri Sep 11 Light rain Light rain 81°/65° 💧 0.205 in 💨 5 mph
Saturday, Sep 12Sat Sep 12 Overcast Overcast 83°/58° 💧 0.000 in 💨 5 mph
Sunday, Sep 13Sun Sep 13 Light rain Light rain 86°/67° 💧 0.119 in 💨 4 mph
Monday, Sep 14Mon Sep 14 Mostly sunny Mostly sunny 87°/65° 💧 None 💨 2 mph
Tuesday, Sep 15Tue Sep 15 Mostly sunny Mostly sunny 93°/68° 💧 None 💨 5 mph
Wednesday, Sep 16Wed Sep 16 Partly cloudy Partly cloudy 92°/70° 💧 0.005 in 💨 4 mph
Thursday, Sep 17Thu Sep 17 Partly cloudy Partly cloudy 78°/66° 💧 0.102 in 💨 6 mph
Friday, Sep 18Fri Sep 18 Partly cloudy Partly cloudy 78°/60° 💧 None 💨 4 mph
Saturday, Sep 19Sat Sep 19 Mostly sunny Mostly sunny 66°/52° 💧 0.002 in 💨 13 mph
Sunday, Sep 20Sun Sep 20 Overcast Overcast 67°/49° 💧 None 💨 10 mph
Monday, Sep 21Mon Sep 21 Sunny Sunny 59°/48° 💧 0.001 in 💨 4 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Bel Air

Vertical axis: °F · Color based on temperature
Sunny at 5:00 PM
75° Today 5:00 PM
Mostly sunny at 6:00 PM
74° 6:00 PM
Mostly sunny at 7:00 PM
70° 7:00 PM
Mostly clear night at 8:00 PM
66° 8:00 PM
Mostly clear night at 9:00 PM
65° Today 9:00 PM
Clear night at 10:00 PM
64° 10:00 PM
Clear night at 11:00 PM
63° 11:00 PM
Clear night at 12:00 AM
62° 12:00 AM
Clear night at 1:00 AM
62° Tomorrow 1:00 AM
Clear night at 2:00 AM
61° 2:00 AM
Clear night at 3:00 AM
59° 3:00 AM
Clear night at 4:00 AM
58° 4:00 AM
Clear night at 5:00 AM
57° Tomorrow 5:00 AM
Clear night at 6:00 AM
57° 6:00 AM
Sunny at 7:00 AM
56° 7:00 AM
Sunny at 8:00 AM
60° 8:00 AM
Sunny at 9:00 AM
63° Tomorrow 9:00 AM
Sunny at 10:00 AM
65° 10:00 AM
Sunny at 11:00 AM
68° 11:00 AM
Sunny at 12:00 PM
70° 12:00 PM
Mostly sunny at 1:00 PM
72° Tomorrow 1:00 PM
Mostly cloudy at 2:00 PM
73° 2:00 PM
Partly cloudy at 3:00 PM
74° 3:00 PM
Sunny at 4:00 PM
74° 4:00 PM
Sunny at 5:00 PM
74° Tomorrow 5:00 PM
Sunny at 6:00 PM
73° 6:00 PM
Sunny at 7:00 PM
69° 7:00 PM
Clear night at 8:00 PM
65° 8:00 PM
Clear night at 9:00 PM
65° Tomorrow 9:00 PM
Clear night at 10:00 PM
65° 10:00 PM
Clear night at 11:00 PM
64° 11:00 PM
Clear night at 12:00 AM
63° 12:00 AM
Clear night at 1:00 AM
62° Tuesday 1:00 AM
Mostly clear night at 2:00 AM
62° 2:00 AM
Partly cloudy night at 3:00 AM
61° 3:00 AM
Partly cloudy night at 4:00 AM
60° 4:00 AM
Mostly clear night at 5:00 AM
60° Tuesday 5:00 AM
Clear night at 6:00 AM
60° 6:00 AM
Sunny at 7:00 AM
60° 7:00 AM
Sunny at 8:00 AM
63° 8:00 AM
Sunny at 9:00 AM
66° Tuesday 9:00 AM
Mostly sunny at 10:00 AM
69° 10:00 AM
Partly cloudy at 11:00 AM
72° 11:00 AM
Partly cloudy at 12:00 PM
75° 12:00 PM
Mostly sunny at 1:00 PM
78° Tuesday 1:00 PM
Mostly cloudy at 2:00 PM
79° 2:00 PM
Mostly cloudy at 3:00 PM
80° 3:00 PM
Partly cloudy at 4:00 PM
80° 4:00 PM
Sunny at 5:00 PM
79° Tuesday 5:00 PM
Sunny at 6:00 PM
78° 6:00 PM
Sunny at 7:00 PM
74° 7:00 PM
Mostly clear night at 8:00 PM
69° 8:00 PM
Mostly clear night at 9:00 PM
67° Tuesday 9:00 PM
Clear night at 10:00 PM
66° 10:00 PM
Clear night at 11:00 PM
67° 11:00 PM
Clear night at 12:00 AM
68° 12:00 AM
Clear night at 1:00 AM
66° Wednesday 1:00 AM
Clear night at 2:00 AM
65° 2:00 AM
Clear night at 3:00 AM
64° 3:00 AM
Clear night at 4:00 AM
63° 4:00 AM
Clear night at 5:00 AM
62° Wednesday 5:00 AM
Clear night at 6:00 AM
61° 6:00 AM
Sunny at 7:00 AM
61° 7:00 AM
Mostly sunny at 8:00 AM
66° 8:00 AM
Mostly sunny at 11:00 AM
81° Wednesday 11:00 AM
Light rain at 2:00 PM
88° 2:00 PM
Mostly sunny at 5:00 PM
87° 5:00 PM
Mostly clear night at 8:00 PM
77° 8:00 PM
Clear night at 11:00 PM
71° Wednesday 11:00 PM
Clear night at 2:00 AM
69° 2:00 AM
Clear night at 5:00 AM
68° 5:00 AM
Sunny at 8:00 AM
72° 8:00 AM
Sunny at 11:00 AM
85° Thursday 11:00 AM
Mostly sunny at 2:00 PM
89° 2:00 PM
Light thunderstorms at 5:00 PM
89° 5:00 PM
Light rain at 8:00 PM
71° 8:00 PM
Partly cloudy night at 11:00 PM
69° Thursday 11:00 PM
Partly cloudy night at 2:00 AM
68° 2:00 AM
Clear night at 5:00 AM
65° 5:00 AM
Sunny at 8:00 AM
66° 8:00 AM
Sunny at 11:00 AM
74° Friday 11:00 AM
Sunny at 2:00 PM
80° 2:00 PM
Sunny at 5:00 PM
81° 5:00 PM
Clear night at 8:00 PM
70° 8:00 PM
Clear night at 11:00 PM
64° Friday 11:00 PM
Clear night at 2:00 AM
60° 2:00 AM
Overcast night at 5:00 AM
58° 5:00 AM
Overcast at 8:00 AM
61° 8:00 AM
Overcast at 2:00 PM
83° Saturday 2:00 PM
Light rain at 8:00 PM
75° 8:00 PM
Mostly cloudy night at 2:00 AM
69° 2:00 AM
Mostly sunny at 8:00 AM
67° 8:00 AM
Sunny at 2:00 PM
86° Sunday 2:00 PM
Clear night at 8:00 PM
76° 8:00 PM
Mostly clear night at 2:00 AM
65° 2:00 AM
Mostly cloudy at 8:00 AM
65° 8:00 AM
Sunny at 2:00 PM
87° Monday 2:00 PM
Mostly clear night at 8:00 PM
78° 8:00 PM
Clear night at 2:00 AM
70° 2:00 AM
Sunny at 8:00 AM
68° 8:00 AM
Mostly sunny at 2:00 PM
93° Tuesday 2:00 PM
Clear night at 8:00 PM
82° 8:00 PM
Clear night at 2:00 AM
71° 2:00 AM
Mostly sunny at 8:00 AM
70° 8:00 AM
Partly cloudy at 2:00 PM
92° Wednesday 2:00 PM
Partly cloudy night at 8:00 PM
76° 8:00 PM
Overcast night at 2:00 AM
71° 2:00 AM
Overcast at 8:00 AM
66° 8:00 AM
Sunny at 2:00 PM
78° Thursday 2:00 PM
Partly cloudy night at 8:00 PM
72° 8:00 PM
Mostly clear night at 2:00 AM
63° 2:00 AM
Mostly cloudy at 8:00 AM
60° 8:00 AM
Overcast at 2:00 PM
78° Friday 2:00 PM
Mostly clear night at 8:00 PM
66° 8:00 PM
Mostly clear night at 2:00 AM
56° 2:00 AM
Mostly sunny at 8:00 AM
52° 8:00 AM
Overcast at 2:00 PM
63° Saturday 2:00 PM
Overcast night at 8:00 PM
60° 8:00 PM
Mostly cloudy night at 2:00 AM
53° 2:00 AM
Sunny at 8:00 AM
49° 8:00 AM
Sunny at 2:00 PM
67° Sunday 2:00 PM
Clear night at 8:00 PM
59° 8:00 PM
Clear night at 2:00 AM
50° 2:00 AM
Sunny at 8:00 AM
48° 8:00 AM

AIR QUALITY FORECAST

Air Quality Forecast for Bel Air

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

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

O₃ Ozone Fair 66,7µg/m³

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

NO₂ Nitrogen dioxide Good 0,6µg/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 Bel Air

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 7,5High 🙂Fair
Tomorrow UV 7,0High 🙂Fair
Tuesday UV 7,1High 🙂Fair
Wednesday UV 4,7Moderate 🙂Fair
Thursday UV 1,5Low 🙂Fair
Friday UV 5,0Moderate Unavailable
Saturday UV 6,0High Unavailable
Hourly UV index today
5:00 PMUV 2,1 6:00 PMUV 0,8 7:00 PMUV 0,1
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.

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 Bel Air

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

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 2:00 AM–3:00 AM.

100/100Best-hour score
BEST TIME TONIGHT 2:00 AM–3:00 AM Astronomical darkness: 9:12 PM–5:16 AM
Cloud cover 0% Real hourly forecast for the best viewing hour.
Moonlight 22% Waning Crescent · Moon below the horizon at the best viewing hour.
Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 52° 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 min73%
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 Bel Air were last refreshed today at 4:56 PM. The current forecast period extends through 08/09/2026 at 2:00 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.