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Weather data for Lansdowne is updated regularly with the latest available observations and forecasts.

Now · 2:26 PM

Lansdowne Weather & Hourly Forecast

United States · Maryland · 21227

83°F

Mostly cloudy

Feels like: 85°F

💧 Humidity 45% 🌡 Pressure 30.21 inHg 💨 Wind 3 mph 👁 Visibility 25.2 mi ☁ Clouds 79% ☀️ UV index 6.5 · High 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for Lansdowne

Today

3:00 PM

Overcast

84° 💧 0.001 in 💨 4 mph H 43%30.21 inHg

6:00 PM

Mostly cloudy

81° 💧 None 💨 7 mph H 56%30.18 inHg

9:00 PM

Partly cloudy night

73° 💧 None 💨 4 mph H 76%30.21 inHg

Tomorrow

12:00 AM

Partly cloudy night

70° 💧 None 💨 5 mph H 77%30.21 inHg

3:00 AM

Partly cloudy night

69° 💧 None 💨 6 mph H 74%30.21 inHg

6:00 AM

Mostly cloudy night

67° 💧 None 💨 6 mph H 78%30.21 inHg

9:00 AM

Partly cloudy

72° 💧 None 💨 6 mph H 67%30.21 inHg

12:00 PM

Partly cloudy

83° 💧 None 💨 7 mph H 50%30.18 inHg

3:00 PM

Mostly sunny

88° 💧 0.000 in 💨 9 mph H 43%30.09 inHg

6:00 PM

Mostly sunny

85° 💧 None 💨 9 mph H 47%30.03 inHg

9:00 PM

Clear night

78° 💧 None 💨 10 mph H 59%30.03 inHg

Thursday

12:00 AM

Clear night

76° 💧 None 💨 10 mph H 62%30.03 inHg

3:00 AM

Clear night

74° 💧 0.000 in 💨 10 mph H 65%29.97 inHg

6:00 AM

Clear night

72° 💧 None 💨 9 mph H 68%29.94 inHg

9:00 AM

Mostly sunny

78° 💧 0.000 in 💨 6 mph H 61%29.94 inHg

12:00 PM

Overcast

85° 💧 0.003 in 💨 9 mph H 57%29.94 inHg

Today

3:00 PM

Overcast

84° 💧 None 💨 4 mph H 43%30.21 inHg

4:00 PM

Overcast

85° 💧 0.001 in 💨 4 mph H 43%30.18 inHg

5:00 PM

Overcast

83° 💧 0.000 in 💨 6 mph H 48%30.18 inHg

6:00 PM

Mostly cloudy

81° 💧 None 💨 7 mph H 56%30.18 inHg

7:00 PM

Partly cloudy

77° 💧 None 💨 6 mph H 67%30.18 inHg

8:00 PM

Mostly clear night

75° 💧 None 💨 5 mph H 74%30.21 inHg

9:00 PM

Partly cloudy night

73° 💧 None 💨 4 mph H 76%30.21 inHg

10:00 PM

Mostly cloudy night

72° 💧 None 💨 5 mph H 77%30.24 inHg

11:00 PM

Overcast night

70° 💧 None 💨 4 mph H 78%30.24 inHg

Tomorrow

12:00 AM

Partly cloudy night

70° 💧 None 💨 5 mph H 77%30.21 inHg

1:00 AM

Partly cloudy night

70° 💧 None 💨 5 mph H 76%30.21 inHg

2:00 AM

Mostly cloudy night

70° 💧 None 💨 6 mph H 75%30.21 inHg

3:00 AM

Partly cloudy night

69° 💧 None 💨 6 mph H 74%30.21 inHg

4:00 AM

Partly cloudy night

68° 💧 None 💨 6 mph H 75%30.21 inHg

5:00 AM

Mostly cloudy night

67° 💧 None 💨 6 mph H 77%30.21 inHg

6:00 AM

Mostly cloudy night

67° 💧 None 💨 6 mph H 78%30.21 inHg

7:00 AM

Mostly cloudy

66° 💧 None 💨 6 mph H 78%30.21 inHg

8:00 AM

Mostly sunny

69° 💧 None 💨 6 mph H 74%30.21 inHg

9:00 AM

Partly cloudy

72° 💧 None 💨 6 mph H 67%30.21 inHg

10:00 AM

Partly cloudy

76° 💧 None 💨 6 mph H 60%30.21 inHg

11:00 AM

Partly cloudy

80° 💧 None 💨 7 mph H 55%30.21 inHg

12:00 PM

Partly cloudy

83° 💧 None 💨 7 mph H 50%30.18 inHg

1:00 PM

Partly cloudy

86° 💧 None 💨 8 mph H 46%30.15 inHg

2:00 PM

Partly cloudy

88° 💧 None 💨 9 mph H 44%30.12 inHg

3:00 PM

Mostly sunny

88° 💧 0.000 in 💨 9 mph H 43%30.09 inHg

4:00 PM

Mostly sunny

88° 💧 None 💨 10 mph H 43%30.06 inHg

5:00 PM

Mostly sunny

88° 💧 None 💨 10 mph H 43%30.06 inHg

6:00 PM

Mostly sunny

85° 💧 None 💨 9 mph H 47%30.03 inHg

7:00 PM

Sunny

82° 💧 None 💨 9 mph H 53%30.03 inHg

8:00 PM

Clear night

79° 💧 None 💨 10 mph H 58%30.03 inHg

9:00 PM

Clear night

78° 💧 None 💨 10 mph H 59%30.03 inHg

10:00 PM

Clear night

77° 💧 None 💨 10 mph H 60%30.03 inHg

11:00 PM

Clear night

77° 💧 None 💨 10 mph H 61%30.03 inHg

Thursday

12:00 AM

Clear night

76° 💧 None 💨 10 mph H 62%30.03 inHg

1:00 AM

Clear night

75° 💧 None 💨 10 mph H 63%30.03 inHg

2:00 AM

Clear night

74° 💧 None 💨 10 mph H 64%30.00 inHg

3:00 AM

Clear night

74° 💧 None 💨 10 mph H 65%29.97 inHg

4:00 AM

Clear night

73° 💧 0.000 in 💨 9 mph H 66%29.94 inHg

5:00 AM

Clear night

73° 💧 None 💨 9 mph H 67%29.94 inHg

6:00 AM

Clear night

72° 💧 None 💨 9 mph H 68%29.94 inHg

7:00 AM

Sunny

72° 💧 None 💨 8 mph H 69%29.94 inHg

8:00 AM

Sunny

74° 💧 None 💨 7 mph H 67%29.94 inHg

9:00 AM

Mostly sunny

78° 💧 None 💨 6 mph H 61%29.94 inHg

10:00 AM

Overcast

82° 💧 None 💨 6 mph H 56%29.94 inHg

11:00 AM

Partly cloudy

83° 💧 0.000 in 💨 9 mph H 56%29.94 inHg

12:00 PM

Overcast

85° 💧 0.003 in 💨 9 mph H 57%29.94 inHg

1:00 PM

Overcast

86° 💧 None 💨 8 mph H 54%29.91 inHg

2:00 PM

Mostly cloudy

88° 💧 None 💨 8 mph H 52%29.88 inHg

3:00 PM

Light thunderstorms

85° 💧 0.038 in 💨 8 mph H 61%29.88 inHg

4:00 PM

Light rain

88° 💧 0.005 in 💨 6 mph H 55%29.85 inHg

5:00 PM

Thunderstorms

78° 💧 0.157 in 💨 8 mph H 89%29.85 inHg

6:00 PM

Thunderstorms

76° 💧 0.140 in 💨 7 mph H 95%29.85 inHg

7:00 PM

Light thunderstorms

75° 💧 0.078 in 💨 4 mph H 96%29.85 inHg

8:00 PM

Light thunderstorms

74° 💧 0.073 in 💨 4 mph H 97%29.88 inHg

9:00 PM

Light rain

74° 💧 0.060 in 💨 4 mph H 97%29.88 inHg

10:00 PM

Light rain

73° 💧 0.032 in 💨 2 mph H 98%29.91 inHg

11:00 PM

Light rain

73° 💧 0.013 in 💨 4 mph H 98%29.91 inHg

Friday

12:00 AM

Moderate rain

72° 💧 0.107 in 💨 3 mph H 98%29.91 inHg

1:00 AM

Light rain

72° 💧 0.096 in 💨 2 mph H 98%29.88 inHg

2:00 AM

Light rain

72° 💧 0.019 in 💨 4 mph H 99%29.91 inHg

3:00 AM

Light rain

72° 💧 0.006 in 💨 3 mph H 99%29.91 inHg

4:00 AM

Mostly cloudy night

70° 💧 None 💨 3 mph H 99%29.91 inHg

5:00 AM

Partly cloudy night

70° 💧 None 💨 5 mph H 99%29.91 inHg

6:00 AM

Clear night

70° 💧 None 💨 6 mph H 98%29.94 inHg

7:00 AM

Sunny

68° 💧 None 💨 7 mph H 96%29.94 inHg

8:00 AM

Partly cloudy

69° 💧 None 💨 6 mph H 95%29.97 inHg

11:00 AM

Mostly sunny

76° 💧 None 💨 5 mph H 59%30.03 inHg

2:00 PM

Mostly sunny

81° 💧 None 💨 3 mph H 43%30.00 inHg

5:00 PM

Mostly sunny

81° 💧 None 💨 3 mph H 40%29.97 inHg

8:00 PM

Overcast night

72° 💧 None 💨 2 mph H 72%30.00 inHg

11:00 PM

Mostly clear night

68° 💧 None 💨 3 mph H 79%30.06 inHg

Saturday

2:00 AM

Overcast night

66° 💧 None 💨 3 mph H 74%30.06 inHg

5:00 AM

Mostly cloudy night

66° 💧 None 💨 3 mph H 87%30.06 inHg

8:00 AM

Overcast

70° 💧 None 💨 4 mph H 88%30.09 inHg

11:00 AM

Mostly cloudy

78° 💧 None 💨 6 mph H 57%30.09 inHg

2:00 PM

Mostly sunny

82° 💧 None 💨 9 mph H 50%30.06 inHg

5:00 PM

Partly cloudy

81° 💧 None 💨 9 mph H 53%30.03 inHg

8:00 PM

Overcast night

75° 💧 None 💨 7 mph H 72%30.06 inHg

11:00 PM

Overcast night

74° 💧 None 💨 6 mph H 79%30.09 inHg

Sunday

2:00 AM

Overcast night

73° 💧 None 💨 5 mph H 88%30.06 inHg

5:00 AM

Mostly clear night

72° 💧 None 💨 2 mph H 97%30.00 inHg

8:00 AM

Overcast

73° 💧 None 💨 4 mph H 95%30.03 inHg

11:00 AM

Light rain

80° 💧 None 💨 4 mph H 75%30.03 inHg

2:00 PM

Overcast

84° 💧 None 💨 4 mph H 63%30.00 inHg

5:00 PM

Overcast

87° 💧 None 💨 2 mph H 54%29.94 inHg

8:00 PM

Mostly clear night

77° 💧 None 💨 1 mph H 93%30.00 inHg

11:00 PM

Clear night

73° 💧 None 💨 3 mph H 96%30.03 inHg

Monday

2:00 AM

Mostly clear night

72° 💧 None 💨 4 mph H 95%30.03 inHg

8:00 AM

Mostly cloudy

73° 💧 None 💨 4 mph H 93%30.00 inHg

2:00 PM

Mostly sunny

73° 💧 None 💨 5 mph H 87%30.06 inHg

8:00 PM

Mostly cloudy night

84° 💧 None 💨 6 mph H 58%30.06 inHg

Tuesday

2:00 AM

Clear night

73° 💧 None 💨 5 mph H 56%30.09 inHg

8:00 AM

Partly cloudy

66° 💧 None 💨 5 mph H 76%30.15 inHg

2:00 PM

Mostly cloudy

66° 💧 None 💨 4 mph H 78%30.24 inHg

8:00 PM

Partly cloudy night

83° 💧 None 💨 5 mph H 58%30.21 inHg

Wednesday

2:00 AM

Mostly clear night

77° 💧 None 💨 4 mph H 66%30.18 inHg

8:00 AM

Partly cloudy

72° 💧 None 💨 6 mph H 90%30.21 inHg

2:00 PM

Partly cloudy

73° 💧 None 💨 3 mph H 89%30.21 inHg

8:00 PM

Partly cloudy night

93° 💧 None 💨 1 mph H 50%30.18 inHg

Thursday

2:00 AM

Mostly clear night

81° 💧 None 💨 1 mph H 85%30.18 inHg

8:00 AM

Partly cloudy

75° 💧 None 💨 2 mph H 96%30.18 inHg

2:00 PM

Light rain

68° 💧 None 💨 6 mph H 97%30.21 inHg

8:00 PM

Moderate rain

72° 💧 None 💨 4 mph H 88%30.12 inHg

Friday

2:00 AM

Moderate rain

72° 💧 None 💨 1 mph H 92%30.00 inHg

8:00 AM

Light rain

68° 💧 None 💨 7 mph H 97%29.94 inHg

2:00 PM

Sunny

62° 💧 None 💨 12 mph H 75%30.06 inHg

8:00 PM

Clear night

65° 💧 None 💨 13 mph H 47%30.15 inHg

Saturday

2:00 AM

Clear night

57° 💧 None 💨 9 mph H 52%30.21 inHg

8:00 AM

Sunny

49° 💧 None 💨 6 mph H 65%30.27 inHg

2:00 PM

Sunny

49° 💧 None 💨 7 mph H 67%30.33 inHg

8:00 PM

Clear night

63° 💧 None 💨 4 mph H 49%30.27 inHg

Sunday

2:00 AM

Clear night

57° 💧 None 💨 3 mph H 71%30.21 inHg

8:00 AM

Sunny

51° 💧 None 💨 4 mph H 79%30.21 inHg

2:00 PM

Sunny

53° 💧 None 💨 5 mph H 77%30.24 inHg

8:00 PM

Clear night

71° 💧 None 💨 1 mph H 51%30.21 inHg

Monday

2:00 AM

Clear night

63° 💧 None 💨 3 mph H 72%30.21 inHg

8:00 AM

Sunny

57° 💧 None 💨 5 mph H 81%30.21 inHg

2:00 PM

Sunny

57° 💧 None 💨 4 mph H 85%30.21 inHg

8:00 PM

Clear night

76° 💧 None 💨 6 mph H 45%30.12 inHg

Tuesday

2:00 AM

Clear night

67° 💧 None 💨 6 mph H 66%30.06 inHg

8:00 AM

Partly cloudy

62° 💧 None 💨 6 mph H 77%30.06 inHg

2:00 PM

Mostly cloudy

61° 💧 None 💨 6 mph H 76%30.03 inHg

8:00 PM

Overcast night

76° 💧 None 💨 5 mph H 55%30.00 inHg

Wednesday

2:00 AM

Partly cloudy night

71° 💧 None 💨 5 mph H 68%29.94 inHg

In Lansdowne and, more broadly, across the state of Maryland: As the afternoon progresses into the evening, the sky will remain mostly cloudy with temperatures settling between 65 and 84 degrees Fahrenheit. Light westerly winds will persist, generally blowing at around 4 mph, with occasional gusts reaching up to 12 mph. No precipitation is expected during this period, allowing for a relatively dry evening. Conditions will be mild to warm, making for a comfortable end to the day. Overall, expect a calm and mostly cloudy evening with gentle breezes and stable temperatures.

15-Day Weather Outlook for Lansdowne

TomorrowTomorrow

Mostly sunny 88°/66° 💧 None 💨 10 mph

Thursday, Sep 10Thu Sep 10

Light thunderstorms 88°/72° 💧 None 💨 10 mph

Friday, Sep 11Fri Sep 11

Light thunderstorms 81°/68° 💧 0.000 in 💨 7 mph

Saturday, Sep 12Sat Sep 12

Overcast 82°/66° 💧 None 💨 9 mph

Sunday, Sep 13Sun Sep 13

Light rain 87°/72° 💧 0.017 in 💨 7 mph

Monday, Sep 14Mon Sep 14

Mostly sunny 77°/72° 💧 0.756 in 💨 5 mph

Tuesday, Sep 15Tue Sep 15

Mostly cloudy 84°/66° 💧 None 💨 6 mph

Wednesday, Sep 16Wed Sep 16

Partly cloudy 83°/72° 💧 None 💨 6 mph

Thursday, Sep 17Thu Sep 17

Light rain 93°/68° 💧 0.382 in 💨 6 mph

Friday, Sep 18Fri Sep 18

Moderate rain 72°/62° 💧 1.079 in 💨 12 mph

Saturday, Sep 19Sat Sep 19

Sunny 65°/49° 💧 None 💨 13 mph

Sunday, Sep 20Sun Sep 20

Sunny 63°/51° 💧 None 💨 5 mph

Monday, Sep 21Mon Sep 21

Sunny 71°/57° 💧 None 💨 5 mph

Tuesday, Sep 22Tue Sep 22

Partly cloudy 76°/61° 💧 0.001 in 💨 6 mph

Wednesday, Sep 23Wed Sep 23

Overcast 76°/71° 💧 None 💨 5 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Lansdowne

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Lansdowne

Hourly forecast · Updated every 2 hours

Fair

Nearest forecast value 3:00 PM

PM2.5 Fine particles Good 5,8µg/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 7,2µg/m³

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

O₃ Ozone Fair 98,2µg/m³

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

NO₂ Nitrogen dioxide Good 1,5µg/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 Lansdowne

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 7,0High 🙂Fair

Tomorrow UV 7,6High 😐Moderate

Thursday UV 5,6Moderate 🙂Fair

Friday UV 6,0High 😐Moderate

Saturday UV 7,0High 🙂Fair

Sunday UV 6,0High —Unavailable

Monday UV 8,0Very high —Unavailable

Hourly UV index today

3:00 PMUV 5,0 4:00 PMUV 3,3 5:00 PMUV 1,7 6:00 PMUV 0,6 7:00 PMUV 0,0

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.

Stay hydrated

Drink water regularly, especially during physical activity or prolonged sun exposure.

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 Lansdowne

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · LANSDOWNE, MARYLAND

Tonight's Stargazing & Shooting Stars

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

70/100Best-hour score

BEST TIME TONIGHT 4:00 AM–5:00 AM Astronomical darkness: 8:58 PM–5:10 AM

☁ Cloud cover 42% 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 77° high at the best hour.

✦ Estimated visible meteors 1–3/hour Local estimate after weather, moonlight and radiant-height adjustments.

Chance ≥1 meteor in 30 min68%

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.

DISCOVER WEATHER NEARBY Weather in other cities

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Forecast data for Lansdowne were last refreshed today at 2:26 PM. The current forecast period extends through 10/09/2026 at 12:00 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.