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Now · 4:04 AM

Aspen Hill Weather & Hourly Forecast

United States · Maryland · 20853

Partly cloudy night
74°F
Partly cloudy night
Feels like: 78°F
💧 Humidity 82% 🌡 Pressure 29.91 inHg 💨 Wind 6 mph 👁 Visibility 15.8 mi Clouds 59% ☀️ UV index 0.0 · Low 🌅 Sunrise 🌇 Sunset

Hourly Forecast for Aspen Hill

Today
Mostly clear night · 5:00 AM Mostly clear night
73° 💧 None 💨 6 mph H 80%29.91 inHg
Mostly cloudy · 8:00 AM Mostly cloudy
73° 💧 None 💨 6 mph H 71%29.97 inHg
Overcast · 11:00 AM Overcast
79° 💧 None 💨 6 mph H 51%30.00 inHg
Mostly cloudy · 2:00 PM Mostly cloudy
82° 💧 None 💨 3 mph H 46%30.00 inHg
Mostly sunny · 5:00 PM Mostly sunny
83° 💧 None 💨 2 mph H 46%29.94 inHg
Mostly cloudy night · 8:00 PM Mostly cloudy night
76° 💧 None 💨 5 mph H 60%29.97 inHg
Mostly cloudy night · 11:00 PM Mostly cloudy night
73° 💧 0.051 in 💨 3 mph H 66%30.03 inHg
Tomorrow
Light rain · 2:00 AM Light rain
70° 💧 0.071 in 💨 3 mph H 95%30.03 inHg
Overcast night · 5:00 AM Overcast night
71° 💧 0.001 in 💨 5 mph H 98%30.00 inHg
Overcast · 8:00 AM Overcast
71° 💧 0.038 in 💨 8 mph H 97%30.06 inHg
Light thunderstorms · 11:00 AM Light thunderstorms
72° 💧 0.135 in 💨 7 mph H 97%30.06 inHg
Light thunderstorms · 2:00 PM Light thunderstorms
76° 💧 0.080 in 💨 9 mph H 86%30.03 inHg
Light rain · 5:00 PM Light rain
80° 💧 0.046 in 💨 5 mph H 80%29.94 inHg
Light thunderstorms · 8:00 PM Light thunderstorms
73° 💧 0.039 in 💨 5 mph H 98%29.97 inHg
Light thunderstorms · 11:00 PM Light thunderstorms
71° 💧 0.199 in 💨 4 mph H 100%30.00 inHg
Sunday
Mostly cloudy night · 2:00 AM Mostly cloudy night
70° 💧 0.000 in 💨 2 mph H 98%29.97 inHg

In Aspen Hill and, more broadly, across the state of Maryland: This evening will feature a mix of sun and clouds, with temperatures remaining mild to warm, ranging from 78 to 82 degrees Fahrenheit. Light north winds will prevail, blowing at around 3 mph, with occasional gusts up to 3 mph. No precipitation is expected during the evening hours, so it should remain dry. Conditions are calm with gentle breezes, making for a comfortable night. Temperatures are expected to stay steady as the evening progresses, providing a pleasant atmosphere without any significant weather disturbances. Overall, the night will be mild and tranquil, with clear to partly cloudy skies and light winds.

15-Day Weather Outlook for Aspen Hill

Friday, Sep 11Fri Sep 11 Mostly sunny Mostly sunny 83°/72° 💧 None 💨 7 mph
TomorrowTomorrow Light thunderstorms Light thunderstorms 80°/70° 💧 None 💨 9 mph
Sunday, Sep 13Sun Sep 13 Light thunderstorms Light thunderstorms 85°/70° 💧 0.877 in 💨 5 mph
Monday, Sep 14Mon Sep 14 Partly cloudy Partly cloudy 82°/70° 💧 None 💨 7 mph
Tuesday, Sep 15Tue Sep 15 Mostly cloudy Mostly cloudy 81°/66° 💧 0.000 in 💨 5 mph
Wednesday, Sep 16Wed Sep 16 Sunny Sunny 85°/67° 💧 None 💨 6 mph
Thursday, Sep 17Thu Sep 17 Sunny Sunny 88°/69° 💧 None 💨 6 mph
Friday, Sep 18Fri Sep 18 Light rain Light rain 90°/72° 💧 0.017 in 💨 8 mph
Saturday, Sep 19Sat Sep 19 Partly cloudy Partly cloudy 80°/65° 💧 0.127 in 💨 6 mph
Sunday, Sep 20Sun Sep 20 Light thunderstorms Light thunderstorms 81°/71° 💧 0.269 in 💨 10 mph
Monday, Sep 21Mon Sep 21 Moderate rain Moderate rain 71°/59° 💧 0.758 in 💨 11 mph
Tuesday, Sep 22Tue Sep 22 Sunny Sunny 63°/51° 💧 0.001 in 💨 10 mph
Wednesday, Sep 23Wed Sep 23 Partly cloudy Partly cloudy 63°/50° 💧 None 💨 12 mph
Thursday, Sep 24Thu Sep 24 Overcast Overcast 62°/53° 💧 None 💨 15 mph
Friday, Sep 25Fri Sep 25 Heavy rain Heavy rain 59°/53° 💧 0.905 in 💨 19 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Aspen Hill

Vertical axis: °F · Color based on temperature
Mostly clear night at 5:00 AM
73° Today 5:00 AM
Mostly clear night at 6:00 AM
73° 6:00 AM
Mostly sunny at 7:00 AM
72° 7:00 AM
Mostly cloudy at 8:00 AM
73° 8:00 AM
Overcast at 9:00 AM
75° Today 9:00 AM
Mostly cloudy at 10:00 AM
77° 10:00 AM
Overcast at 11:00 AM
79° 11:00 AM
Overcast at 12:00 PM
79° 12:00 PM
Overcast at 1:00 PM
80° Today 1:00 PM
Mostly cloudy at 2:00 PM
82° 2:00 PM
Mostly cloudy at 3:00 PM
83° 3:00 PM
Mostly sunny at 4:00 PM
83° 4:00 PM
Mostly sunny at 5:00 PM
83° Today 5:00 PM
Mostly sunny at 6:00 PM
82° 6:00 PM
Partly cloudy at 7:00 PM
79° 7:00 PM
Mostly cloudy night at 8:00 PM
76° 8:00 PM
Mostly cloudy night at 9:00 PM
74° Today 9:00 PM
Mostly cloudy night at 10:00 PM
74° 10:00 PM
Mostly cloudy night at 11:00 PM
73° 11:00 PM
Mostly cloudy night at 12:00 AM
72° 12:00 AM
Light rain at 1:00 AM
70° Tomorrow 1:00 AM
Light rain at 2:00 AM
70° 2:00 AM
Light rain at 3:00 AM
70° 3:00 AM
Overcast night at 4:00 AM
70° 4:00 AM
Overcast night at 5:00 AM
71° Tomorrow 5:00 AM
Overcast night at 6:00 AM
71° 6:00 AM
Overcast at 7:00 AM
71° 7:00 AM
Overcast at 8:00 AM
71° 8:00 AM
Light rain at 9:00 AM
72° Tomorrow 9:00 AM
Light rain at 10:00 AM
73° 10:00 AM
Light thunderstorms at 11:00 AM
72° 11:00 AM
Light thunderstorms at 12:00 PM
75° 12:00 PM
Light rain at 1:00 PM
79° Tomorrow 1:00 PM
Light thunderstorms at 2:00 PM
76° 2:00 PM
Light rain at 3:00 PM
76° 3:00 PM
Light rain at 4:00 PM
78° 4:00 PM
Light rain at 5:00 PM
80° Tomorrow 5:00 PM
Light thunderstorms at 6:00 PM
78° 6:00 PM
Light thunderstorms at 7:00 PM
75° 7:00 PM
Light thunderstorms at 8:00 PM
73° 8:00 PM
Light rain at 9:00 PM
72° Tomorrow 9:00 PM
Mostly cloudy night at 10:00 PM
72° 10:00 PM
Light thunderstorms at 11:00 PM
71° 11:00 PM
Thunderstorms at 12:00 AM
71° 12:00 AM
Mostly cloudy night at 1:00 AM
70° Sunday 1:00 AM
Mostly cloudy night at 2:00 AM
70° 2:00 AM
Overcast night at 3:00 AM
70° 3:00 AM
Overcast night at 4:00 AM
70° 4:00 AM
Overcast night at 5:00 AM
71° Sunday 5:00 AM
Mist at night at 6:00 AM
71° 6:00 AM
Mist at 7:00 AM
72° 7:00 AM
Overcast at 8:00 AM
72° 8:00 AM
Light rain at 11:00 AM
78° Sunday 11:00 AM
Overcast at 2:00 PM
83° 2:00 PM
Mostly sunny at 5:00 PM
85° 5:00 PM
Clear night at 8:00 PM
78° 8:00 PM
Clear night at 11:00 PM
75° Sunday 11:00 PM
Clear night at 2:00 AM
72° 2:00 AM
Partly cloudy night at 5:00 AM
70° 5:00 AM
Sunny at 8:00 AM
72° 8:00 AM
Partly cloudy at 11:00 AM
78° Monday 11:00 AM
Sunny at 2:00 PM
82° 2:00 PM
Mostly sunny at 5:00 PM
81° 5:00 PM
Mostly cloudy night at 8:00 PM
73° 8:00 PM
Partly cloudy night at 11:00 PM
69° Monday 11:00 PM
Partly cloudy night at 2:00 AM
66° 2:00 AM
Overcast night at 5:00 AM
66° 5:00 AM
Overcast at 8:00 AM
67° 8:00 AM
Mostly sunny at 11:00 AM
74° Tuesday 11:00 AM
Partly cloudy at 2:00 PM
79° 2:00 PM
Overcast at 5:00 PM
81° 5:00 PM
Clear night at 8:00 PM
74° 8:00 PM
Clear night at 11:00 PM
71° Tuesday 11:00 PM
Clear night at 2:00 AM
69° 2:00 AM
Clear night at 5:00 AM
67° 5:00 AM
Sunny at 8:00 AM
68° 8:00 AM
Sunny at 2:00 PM
85° Wednesday 2:00 PM
Clear night at 8:00 PM
77° 8:00 PM
Clear night at 2:00 AM
70° 2:00 AM
Sunny at 8:00 AM
69° 8:00 AM
Sunny at 2:00 PM
88° Thursday 2:00 PM
Clear night at 8:00 PM
79° 8:00 PM
Clear night at 2:00 AM
72° 2:00 AM
Sunny at 8:00 AM
72° 8:00 AM
Light rain at 2:00 PM
90° Friday 2:00 PM
Partly cloudy night at 8:00 PM
80° 8:00 PM
Partly cloudy night at 2:00 AM
70° 2:00 AM
Mostly cloudy at 8:00 AM
65° 8:00 AM
Overcast at 2:00 PM
74° Saturday 2:00 PM
Overcast night at 8:00 PM
71° 8:00 PM
Light rain at 2:00 AM
71° 2:00 AM
Mostly cloudy at 8:00 AM
73° 8:00 AM
Light thunderstorms at 2:00 PM
81° Sunday 2:00 PM
Moderate rain at 8:00 PM
66° 8:00 PM
Partly cloudy night at 2:00 AM
62° 2:00 AM
Partly cloudy at 8:00 AM
59° 8:00 AM
Mostly sunny at 2:00 PM
71° Monday 2:00 PM
Clear night at 8:00 PM
63° 8:00 PM
Clear night at 2:00 AM
54° 2:00 AM
Sunny at 8:00 AM
51° 8:00 AM
Sunny at 2:00 PM
63° Tuesday 2:00 PM
Partly cloudy night at 8:00 PM
57° 8:00 PM
Mostly clear night at 2:00 AM
52° 2:00 AM
Mostly sunny at 8:00 AM
50° 8:00 AM
Mostly cloudy at 2:00 PM
63° Wednesday 2:00 PM
Overcast night at 8:00 PM
59° 8:00 PM
Overcast night at 2:00 AM
56° 2:00 AM
Overcast at 8:00 AM
53° 8:00 AM
Overcast at 2:00 PM
62° Thursday 2:00 PM
Overcast night at 8:00 PM
59° 8:00 PM
Moderate rain at 2:00 AM
53° 2:00 AM
Heavy rain at 8:00 AM
53° 8:00 AM

AIR QUALITY FORECAST

Air Quality Forecast for Aspen Hill

Hourly forecast · Updated every 2 hours
Good
Nearest forecast value 5:00 AM
PM2.5 Fine particles Good 4,2µg/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 4,6µg/m³

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

O₃ Ozone Good 11,0µg/m³

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

NO₂ Nitrogen dioxide Good 2,1µg/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 Aspen Hill

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 1,6Low 😊Good
Tomorrow UV 5,2Moderate 🙂Fair
Sunday UV 6,3High 🙂Fair
Monday UV 5,7Moderate 😐Moderate
Tuesday UV 7,0High 🙂Fair
Wednesday UV 8,0Very high Unavailable
Thursday UV 7,0High Unavailable
Hourly UV index today
7:00 AMUV 0,0 8:00 AMUV 0,3 9:00 AMUV 0,5 10:00 AMUV 1,0 11:00 AMUV 1,2 12:00 PMUV 1,6 1:00 PMUV 1,5 2:00 PMUV 1,0 3:00 PMUV 0,7 4:00 PMUV 0,8 5:00 PMUV 0,8 6:00 PMUV 0,5
Today's weather health advice Open today's recommendations.

Low UV risk

UV radiation will be low, although basic protection is still advisable during prolonged exposure.

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 Aspen Hill

Vertical axis: mph · Horizontal axis: hours
Hourly wind speed Chart of sustained wind and maximum gusts in mph. 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 Sunday 1:00 AM 2:00 AM 3:00 AM 4:00 AM Sunday 5:00 AM 6:00 AM 7:00 AM 8:00 AM Sunday 11:00 AM 2:00 PM 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 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 8:00 PM 2:00 AM 8:00 AM Thursday 2:00 PM 8:00 PM 2:00 AM 8:00 AM
Sustained wind Max gusts
NIGHT SKY · ASPEN HILL, MARYLAND

Tonight's Stargazing & Shooting Stars

Good observing conditions. Best local viewing window: 5:00 AM–6:00 AM.

76/100Best-hour score
BEST TIME TONIGHT 5:00 AM–6:00 AM Astronomical darkness: 8:56 PM–5:15 AM
Cloud cover 34% Real hourly forecast for the best viewing hour.
Moonlight 0% New Moon · Moon below the horizon at the best viewing hour.
Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 89° 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 min72%
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 Aspen Hill were last refreshed today at 8:19 PM. The current forecast period extends through 13/09/2026 at 2:00 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.