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Current weather in Glendon is broken clouds.

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

Now · 11:09 PM

Glendon Weather & Hourly Forecast

United States · Pennsylvania · 18042

71°F

Mostly cloudy night

Feels like: 76°F

💧 Humidity 92% 🌡 Pressure 29.88 inHg 💨 Wind 4 mph 👁 Visibility 13.5 mi ☁ Clouds 77% ☀️ UV index 0.0 · Low 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for Glendon

Tomorrow

12:00 AM

Mostly clear night

70° 💧 None 💨 2 mph H 92%29.88 inHg

3:00 AM

Clear night

68° 💧 0.000 in 💨 5 mph H 90%29.88 inHg

6:00 AM

Clear night

66° 💧 0.000 in 💨 9 mph H 81%29.97 inHg

9:00 AM

Sunny

65° 💧 None 💨 9 mph H 71%30.06 inHg

12:00 PM

Mostly sunny

69° 💧 None 💨 10 mph H 54%30.12 inHg

3:00 PM

Sunny

71° 💧 None 💨 9 mph H 47%30.09 inHg

6:00 PM

Sunny

68° 💧 None 💨 7 mph H 55%30.12 inHg

9:00 PM

Clear night

60° 💧 None 💨 6 mph H 68%30.21 inHg

Tuesday

12:00 AM

Clear night

56° 💧 None 💨 5 mph H 77%30.27 inHg

3:00 AM

Clear night

53° 💧 None 💨 5 mph H 83%30.27 inHg

6:00 AM

Clear night

51° 💧 None 💨 5 mph H 86%30.33 inHg

9:00 AM

Partly cloudy

59° 💧 None 💨 3 mph H 74%30.36 inHg

12:00 PM

Partly cloudy

68° 💧 None 💨 4 mph H 54%30.39 inHg

3:00 PM

Mostly cloudy

71° 💧 None 💨 6 mph H 54%30.33 inHg

6:00 PM

Mostly sunny

69° 💧 None 💨 4 mph H 61%30.30 inHg

9:00 PM

Mostly clear night

62° 💧 None 💨 5 mph H 82%30.33 inHg

Tomorrow

12:00 AM

Mostly clear night

70° 💧 None 💨 2 mph H 92%29.88 inHg

1:00 AM

Partly cloudy night

68° 💧 None 💨 4 mph H 94%29.88 inHg

2:00 AM

Mostly cloudy night

68° 💧 None 💨 5 mph H 93%29.88 inHg

3:00 AM

Clear night

68° 💧 None 💨 5 mph H 90%29.88 inHg

4:00 AM

Mostly clear night

68° 💧 None 💨 6 mph H 88%29.91 inHg

5:00 AM

Partly cloudy night

67° 💧 0.000 in 💨 9 mph H 84%29.94 inHg

6:00 AM

Clear night

66° 💧 0.000 in 💨 9 mph H 81%29.97 inHg

7:00 AM

Mostly sunny

64° 💧 None 💨 8 mph H 81%30.00 inHg

8:00 AM

Sunny

64° 💧 None 💨 9 mph H 76%30.03 inHg

9:00 AM

Sunny

65° 💧 None 💨 9 mph H 71%30.06 inHg

10:00 AM

Sunny

66° 💧 None 💨 9 mph H 67%30.09 inHg

11:00 AM

Sunny

68° 💧 None 💨 9 mph H 60%30.09 inHg

12:00 PM

Mostly sunny

69° 💧 None 💨 10 mph H 54%30.12 inHg

1:00 PM

Sunny

70° 💧 None 💨 10 mph H 51%30.09 inHg

2:00 PM

Sunny

71° 💧 None 💨 9 mph H 49%30.09 inHg

3:00 PM

Sunny

71° 💧 None 💨 9 mph H 47%30.09 inHg

4:00 PM

Sunny

71° 💧 None 💨 9 mph H 46%30.09 inHg

5:00 PM

Sunny

70° 💧 None 💨 8 mph H 47%30.12 inHg

6:00 PM

Sunny

68° 💧 None 💨 7 mph H 55%30.12 inHg

7:00 PM

Sunny

64° 💧 None 💨 6 mph H 63%30.15 inHg

8:00 PM

Clear night

62° 💧 None 💨 6 mph H 66%30.18 inHg

9:00 PM

Clear night

60° 💧 None 💨 6 mph H 68%30.21 inHg

10:00 PM

Clear night

58° 💧 None 💨 5 mph H 71%30.21 inHg

11:00 PM

Clear night

57° 💧 None 💨 5 mph H 76%30.24 inHg

Tuesday

12:00 AM

Clear night

56° 💧 None 💨 5 mph H 77%30.27 inHg

1:00 AM

Clear night

55° 💧 None 💨 5 mph H 79%30.27 inHg

2:00 AM

Clear night

54° 💧 None 💨 5 mph H 81%30.27 inHg

3:00 AM

Clear night

53° 💧 None 💨 5 mph H 83%30.27 inHg

4:00 AM

Clear night

52° 💧 None 💨 5 mph H 85%30.30 inHg

5:00 AM

Clear night

51° 💧 None 💨 5 mph H 86%30.30 inHg

6:00 AM

Clear night

51° 💧 None 💨 5 mph H 86%30.33 inHg

7:00 AM

Sunny

51° 💧 None 💨 5 mph H 87%30.33 inHg

8:00 AM

Sunny

54° 💧 None 💨 5 mph H 84%30.36 inHg

9:00 AM

Partly cloudy

59° 💧 None 💨 3 mph H 74%30.36 inHg

10:00 AM

Mostly cloudy

63° 💧 None 💨 4 mph H 64%30.36 inHg

11:00 AM

Partly cloudy

66° 💧 None 💨 4 mph H 58%30.39 inHg

12:00 PM

Partly cloudy

68° 💧 None 💨 4 mph H 54%30.39 inHg

1:00 PM

Mostly sunny

69° 💧 None 💨 4 mph H 53%30.36 inHg

2:00 PM

Mostly sunny

70° 💧 None 💨 5 mph H 53%30.36 inHg

3:00 PM

Mostly cloudy

71° 💧 None 💨 6 mph H 54%30.33 inHg

4:00 PM

Mostly cloudy

71° 💧 None 💨 6 mph H 54%30.33 inHg

5:00 PM

Mostly sunny

71° 💧 None 💨 5 mph H 55%30.30 inHg

6:00 PM

Mostly sunny

69° 💧 None 💨 4 mph H 61%30.30 inHg

7:00 PM

Partly cloudy

65° 💧 None 💨 4 mph H 71%30.30 inHg

8:00 PM

Mostly cloudy night

63° 💧 None 💨 3 mph H 78%30.33 inHg

9:00 PM

Mostly clear night

62° 💧 None 💨 5 mph H 82%30.33 inHg

10:00 PM

Mostly clear night

61° 💧 None 💨 7 mph H 85%30.36 inHg

11:00 PM

Partly cloudy night

59° 💧 None 💨 6 mph H 87%30.36 inHg

Wednesday

12:00 AM

Mostly cloudy night

58° 💧 None 💨 5 mph H 88%30.36 inHg

1:00 AM

Mostly cloudy night

57° 💧 None 💨 4 mph H 91%30.36 inHg

2:00 AM

Mostly clear night

56° 💧 None 💨 3 mph H 92%30.33 inHg

3:00 AM

Mostly clear night

56° 💧 None 💨 2 mph H 93%30.33 inHg

4:00 AM

Partly cloudy night

56° 💧 None 💨 1 mph H 93%30.33 inHg

5:00 AM

Partly cloudy night

56° 💧 None 💨 1 mph H 94%30.36 inHg

6:00 AM

Mostly clear night

55° 💧 None 💨 1 mph H 94%30.36 inHg

7:00 AM

Partly cloudy

56° 💧 None 💨 1 mph H 94%30.36 inHg

8:00 AM

Mostly sunny

59° 💧 None 💨 2 mph H 90%30.39 inHg

5:00 PM

Mostly sunny

77° 💧 None 💨 4 mph H 61%30.30 inHg

8:00 PM

Clear night

71° 💧 None 💨 0 mph H 79%30.30 inHg

11:00 PM

Partly cloudy night

67° 💧 None 💨 3 mph H 86%30.33 inHg

Thursday

2:00 AM

Overcast night

67° 💧 None 💨 4 mph H 85%30.30 inHg

5:00 AM

Overcast night

65° 💧 None 💨 4 mph H 89%30.30 inHg

8:00 AM

Mostly sunny

67° 💧 None 💨 3 mph H 87%30.30 inHg

11:00 AM

Overcast

75° 💧 None 💨 3 mph H 72%30.30 inHg

2:00 PM

Mostly cloudy

81° 💧 None 💨 6 mph H 58%30.21 inHg

5:00 PM

Mostly sunny

81° 💧 None 💨 7 mph H 56%30.15 inHg

8:00 PM

Mostly clear night

74° 💧 None 💨 7 mph H 71%30.15 inHg

11:00 PM

Mostly clear night

70° 💧 None 💨 5 mph H 82%30.15 inHg

Friday

2:00 AM

Partly cloudy night

68° 💧 None 💨 6 mph H 78%30.12 inHg

5:00 AM

Clear night

66° 💧 None 💨 4 mph H 85%30.09 inHg

8:00 AM

Overcast

69° 💧 None 💨 2 mph H 86%30.12 inHg

11:00 AM

Mostly cloudy

77° 💧 None 💨 6 mph H 69%30.12 inHg

2:00 PM

Overcast

80° 💧 None 💨 5 mph H 56%30.09 inHg

5:00 PM

Mostly cloudy

81° 💧 None 💨 5 mph H 56%30.03 inHg

8:00 PM

Mostly clear night

72° 💧 None 💨 7 mph H 70%30.09 inHg

11:00 PM

Clear night

66° 💧 None 💨 8 mph H 74%30.12 inHg

Saturday

2:00 AM

Mostly cloudy night

62° 💧 None 💨 7 mph H 83%30.12 inHg

5:00 AM

Partly cloudy night

60° 💧 None 💨 7 mph H 82%30.12 inHg

8:00 AM

Mostly sunny

61° 💧 None 💨 8 mph H 81%30.15 inHg

11:00 AM

Mostly sunny

71° 💧 None 💨 6 mph H 57%30.15 inHg

2:00 PM

Sunny

76° 💧 None 💨 6 mph H 49%30.12 inHg

8:00 PM

Mostly cloudy night

73° 💧 None 💨 2 mph H 47%30.12 inHg

Sunday

2:00 AM

Overcast night

66° 💧 None 💨 7 mph H 62%30.12 inHg

8:00 AM

Partly cloudy

61° 💧 None 💨 6 mph H 68%30.18 inHg

2:00 PM

Overcast

59° 💧 None 💨 7 mph H 69%30.21 inHg

8:00 PM

Overcast night

66° 💧 None 💨 10 mph H 79%30.21 inHg

Monday

2:00 AM

Overcast night

63° 💧 None 💨 9 mph H 82%30.18 inHg

8:00 AM

Moderate rain

62° 💧 None 💨 10 mph H 90%30.21 inHg

2:00 PM

Light rain

63° 💧 None 💨 7 mph H 96%30.24 inHg

8:00 PM

Light rain

68° 💧 None 💨 10 mph H 93%30.18 inHg

Tuesday

2:00 AM

Overcast night

68° 💧 None 💨 1 mph H 97%30.12 inHg

8:00 AM

Overcast

68° 💧 None 💨 4 mph H 99%30.09 inHg

2:00 PM

Overcast

71° 💧 None 💨 6 mph H 99%30.03 inHg

8:00 PM

Mostly clear night

83° 💧 None 💨 11 mph H 64%29.97 inHg

Wednesday

2:00 AM

Partly cloudy night

72° 💧 None 💨 7 mph H 92%30.00 inHg

8:00 AM

Mostly sunny

64° 💧 None 💨 8 mph H 84%30.06 inHg

2:00 PM

Sunny

62° 💧 None 💨 7 mph H 84%30.15 inHg

8:00 PM

Clear night

71° 💧 None 💨 8 mph H 45%30.15 inHg

Thursday

2:00 AM

Clear night

60° 💧 None 💨 10 mph H 57%30.21 inHg

8:00 AM

Sunny

51° 💧 None 💨 7 mph H 76%30.33 inHg

2:00 PM

Sunny

51° 💧 None 💨 6 mph H 79%30.42 inHg

8:00 PM

Clear night

65° 💧 None 💨 5 mph H 45%30.42 inHg

Friday

2:00 AM

Clear night

57° 💧 None 💨 4 mph H 58%30.39 inHg

8:00 AM

Sunny

49° 💧 None 💨 4 mph H 81%30.45 inHg

2:00 PM

Sunny

49° 💧 None 💨 5 mph H 79%30.47 inHg

8:00 PM

Mostly clear night

66° 💧 None 💨 2 mph H 49%30.42 inHg

Saturday

2:00 AM

Clear night

59° 💧 None 💨 2 mph H 66%30.36 inHg

8:00 AM

Sunny

50° 💧 None 💨 2 mph H 93%30.33 inHg

2:00 PM

Mostly sunny

49° 💧 None 💨 3 mph H 93%30.33 inHg

8:00 PM

Clear night

71° 💧 None 💨 4 mph H 52%30.24 inHg

Sunday

2:00 AM

Clear night

61° 💧 None 💨 4 mph H 77%30.18 inHg

8:00 AM

Sunny

52° 💧 None 💨 4 mph H 81%30.18 inHg

2:00 PM

Sunny

52° 💧 None 💨 5 mph H 81%30.18 inHg

8:00 PM

Partly cloudy night

72° 💧 None 💨 6 mph H 43%30.09 inHg

Monday

2:00 AM

Clear night

63° 💧 None 💨 5 mph H 76%30.06 inHg

8:00 AM

Overcast

57° 💧 None 💨 4 mph H 91%30.03 inHg

2:00 PM

Overcast

61° 💧 None 💨 5 mph H 89%30.00 inHg

In Glendon and, more broadly, across the state of Pennsylvania: The evening will be mostly sunny with a few clouds drifting through the sky. Temperatures will remain mild to warm, ranging from about 75 to 80 degrees Fahrenheit. A slight chance of a brief rain shower exists, with up to 0.01 inches of rain possible and a maximum probability of 31%. Winds will be light from the west, averaging around 4 mph, with gusts reaching up to 5 mph. Overall, expect a comfortable evening with minimal weather disruptions.

15-Day Weather Outlook for Glendon

TomorrowTomorrow

Mostly sunny 71°/57° 💧 None 💨 10 mph

Tuesday, Sep 15Tue Sep 15

Partly cloudy 71°/51° 💧 None 💨 7 mph

Wednesday, Sep 16Wed Sep 16

Mostly cloudy 77°/55° 💧 0.014 in 💨 5 mph

Thursday, Sep 17Thu Sep 17

Overcast 81°/65° 💧 0.000 in 💨 7 mph

Friday, Sep 18Fri Sep 18

Partly cloudy 81°/66° 💧 0.002 in 💨 8 mph

Saturday, Sep 19Sat Sep 19

Mostly cloudy 76°/60° 💧 0.202 in 💨 8 mph

Sunday, Sep 20Sun Sep 20

Overcast 66°/59° 💧 0.044 in 💨 10 mph

Monday, Sep 21Mon Sep 21

Moderate rain 68°/62° 💧 0.538 in 💨 10 mph

Tuesday, Sep 22Tue Sep 22

Overcast 83°/68° 💧 0.014 in 💨 11 mph

Wednesday, Sep 23Wed Sep 23

Partly cloudy 72°/62° 💧 0.031 in 💨 8 mph

Thursday, Sep 24Thu Sep 24

Sunny 65°/51° 💧 None 💨 10 mph

Friday, Sep 25Fri Sep 25

Mostly sunny 66°/49° 💧 None 💨 5 mph

Saturday, Sep 26Sat Sep 26

Mostly sunny 71°/49° 💧 None 💨 4 mph

Sunday, Sep 27Sun Sep 27

Partly cloudy 72°/52° 💧 None 💨 6 mph

Monday, Sep 28Mon Sep 28

Overcast 63°/57° 💧 None 💨 5 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Glendon

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Glendon

Hourly forecast · Updated every 2 hours

Good

Nearest forecast value 12:00 AM

PM2.5 Fine particles Good 6,4µg/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 8,6µg/m³

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

O₃ Ozone Good 32,7µg/m³

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

NO₂ Nitrogen dioxide Good 8,8µg/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 Glendon

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 4,3Moderate —Unavailable

Tomorrow UV 6,1High 🙂Fair

Tuesday UV 6,6High 😐Moderate

Wednesday UV 6,8High 😐Moderate

Thursday UV 7,0High 😐Moderate

Friday UV 6,0High —Unavailable

Saturday UV 6,0High —Unavailable

Today's weather health advice Open today's recommendations.

Moderate UV risk

Sunglasses and sun protection are recommended for 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 Glendon

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · GLENDON, PENNSYLVANIA

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 3:00 AM–4:00 AM.

89/100Best-hour score

BEST TIME TONIGHT 3:00 AM–4:00 AM Astronomical darkness: 8:46 PM–5:07 AM

☁ Cloud cover 12% Real hourly forecast for the best viewing hour.

☾ Moonlight 7% Waxing Crescent · Moon below the horizon at the best viewing hour.

☄ Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 71° 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 min76%

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

Explore current conditions and forecasts for other locations.

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Forecast data for Glendon were last refreshed today at 11:09 PM. The current forecast period extends through 15/09/2026 at 9:00 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.