Live Weather & Forecast

Weather in Marriottsville

Maryland, United States · Real-time conditions & 3-day outlook

Flag of United States
Partly cloudy
18°C
Feels like 18°C
65°F / Feels 65°F
Partly cloudy
Marriottsville, Maryland
🌞 Daytime
Updated: 2026-04-12 18:15
💧
Humidity
40%
💨
Wind
23.4 km/h SSE
🌬️
Wind Gust
32.5 km/h
🌡️
Pressure
1026 mb
👁️
Visibility
16 km
☀️
UV Index
0.7 (Low)
🌧️
Precipitation
0 mm
☁️
Cloud Cover
75%
💦
Dew Point
7°C
🌐
Wind Degree
154°

Air Quality Index

US EPA: Good UK DEFRA: Low (1)
CO
186.9 μg/m³
NO₂
10 μg/m³
O₃
101 μg/m³
SO₂
4.8 μg/m³
PM 2.5
6.8 μg/m³
PM 10
7.1 μg/m³

Weather Alerts 3

Met · Moderate · Expected
Special Weather Statement issued April 12 at 1:43PM EDT by NWS Baltimore MD/Washington DC

The combination of 10 hour fuel moistures around 8 to 10 percent relative humidities around 30 to 39 percent, and wind gusts around 20 to 25 mph will lead to an increased risk for the rapid spread of wildfires on Monday. Residents and visitors are urged to properly dispose of cigarette butts, matches, and any other flammable items in appropriate containers. Additionally, exercise caution if opera...

Effective: 2026-04-12T13:43:00-04:00  ·  Expires: 2026-04-13T05:00:00-04:00
Met · Unknown · Unknown

Monitoring message only. Please disregard.

Monitoring message only. Please disregard.

Effective: 2026-04-12T18:28:33-00:00  ·  Expires: 2026-04-12T18:38:33-00:00
Met · Moderate · Expected
Special Weather Statement issued April 12 at 4:55AM EDT by NWS State College PA

The combination of drying fine fuels and leaf litter, low relative humidity of around 35 percent and a southerly wind gusting between 20 and 25 mph during the late morning and afternoon hours, will create an elevated risk of wildfire spread across the southern half of Pennsylvania today. Residents are urged to exercise caution if handling any potential ignition sources, such as machinery, cigaret...

Effective: 2026-04-12T04:55:00-04:00  ·  Expires: 2026-04-12T18:00:00-04:00

Today's Hourly Forecast

24-hour breakdown for Marriottsville, Maryland

12 AM
Clear
11°
Clear
💧 41% 💨 8.6 km/h
1 AM
Clear
10°
Clear
💧 47% 💨 8.3 km/h
2 AM
Clear
10°
Clear
💧 55% 💨 8.6 km/h
3 AM
Clear
9°
Clear
💧 50% 💨 8.3 km/h
4 AM
Clear
8°
Clear
💧 50% 💨 7.9 km/h
5 AM
Clear
8°
Clear
💧 54% 💨 7.9 km/h
6 AM
Clear
7°
Clear
💧 55% 💨 7.9 km/h
7 AM
Sunny
8°
Sunny
💧 55% 💨 8.3 km/h
8 AM
Sunny
9°
Sunny
💧 56% 💨 9.7 km/h
9 AM
Sunny
10°
Sunny
💧 59% 💨 10.8 km/h
10 AM
Sunny
14°
Sunny
💧 58% 💨 11.9 km/h
11 AM
Sunny
16°
Sunny
💧 53% 💨 15.5 km/h
12 PM
Sunny
18°
Sunny
💧 48% 💨 17.3 km/h
1 PM
Sunny
20°
Sunny
💧 43% 💨 18 km/h
2 PM
Sunny
21°
Sunny
💧 34% 💨 19.8 km/h
3 PM
Sunny
22°
Sunny
💧 40% 💨 19.1 km/h
4 PM
Sunny
22°
Sunny
💧 39% 💨 19.1 km/h
5 PM
Sunny
22°
Sunny
💧 40% 💨 19.4 km/h
6 PM
Partly cloudy
18°
Partly cloudy
💧 40% 💨 23.4 km/h
7 PM
Sunny
18°
Sunny
💧 43% 💨 23 km/h
8 PM
Clear
16°
Clear
💧 45% 💨 22 km/h
9 PM
Clear
14°
Clear
💧 58% 💨 21.6 km/h
10 PM
Clear
13°
Clear
💧 69% 💨 19.1 km/h
11 PM
Clear
13°
Clear
💧 72% 💨 18.7 km/h

3-Day Forecast

Daily overview for Marriottsville, Maryland

Today
Sunny
Sunny
23° / 7°
🌧️ 0% chance of rain
💧 Avg. humidity: 50%
💨 Max wind: 23.4 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.7
🌅 Sunrise: 06:35 AM
🌇 Sunset: 07:43 PM
🌙 Waning Crescent
🌑 Moon: 33% lit
Mon, Apr 13
Overcast
Overcast
22° / 12°
🌧️ 0% chance of rain
💧 Avg. humidity: 81%
💨 Max wind: 26.6 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.3
🌅 Sunrise: 06:33 AM
🌇 Sunset: 07:44 PM
🌙 Waning Crescent
🌑 Moon: 23% lit
Tue, Apr 14
Partly Cloudy
Partly Cloudy
27° / 14°
🌧️ 0% chance of rain
💧 Avg. humidity: 72%
💨 Max wind: 18.4 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.9
🌅 Sunrise: 06:32 AM
🌇 Sunset: 07:45 PM
🌙 Waning Crescent
🌑 Moon: 15% lit

Best Time to Visit Marriottsville

Plan your trip to Marriottsville, United States around the most favorable weather conditions.

Peak Season
June – September
Warm, dry summers — ideal for outdoor activities.
Shoulder Season
April – May, October
Fewer crowds, moderate prices, mild weather.
Off Season
November – March
Cooler temperatures; some regions may experience rain or snow.
← Back to Marriottsville 🗓 View Holidays 2026

Frequently Asked Questions

What is the current weather in Marriottsville?
Current conditions in Marriottsville: Partly cloudy, temperature 18°C, humidity 40%.
What is the best time to visit Marriottsville?
The best time to visit Marriottsville is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Marriottsville?
Marriottsville is located at approximately 39.4° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Marriottsville?
The wettest period in Marriottsville is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Marriottsville?
For visits to Marriottsville during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Marriottsville in?
Marriottsville is located in United States, in the state of Maryland.
What are the public holidays in Marriottsville in 2026?
View the 2026 public holidays for Marriottsville on our Holidays page.
What are the GPS coordinates used for the weather forecast in Marriottsville?
The weather forecast for Marriottsville uses coordinates 39.3502, -76.8994.