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Current weather in Grahamtown is broken clouds.

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This page shows hourly weather forecast for Grahamtown, including temperature, wind, precipitation, humidity and cloud cover.

Is the weather forecast for Grahamtown updated regularly?

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

Now · 9:00 AM

Grahamtown Weather & Hourly Forecast

United States · Maryland · 21532

67°F

Mostly cloudy

Feels like: 68°F

💧 Humidity 71% 🌡 Pressure 30.27 inHg 💨 Wind 2 mph 👁 Visibility 19.0 mi ☁ Clouds 71% ☀️ UV index 0.3 · Low 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for Grahamtown

Today

10:00 AM

Partly cloudy

71° 💧 None 💨 3 mph H 66%30.27 inHg

1:00 PM

Mostly cloudy

81° 💧 None 💨 3 mph H 44%30.24 inHg

4:00 PM

Mostly cloudy

83° 💧 None 💨 4 mph H 38%30.18 inHg

7:00 PM

Overcast

76° 💧 None 💨 2 mph H 66%30.18 inHg

10:00 PM

Mostly clear night

68° 💧 None 💨 1 mph H 74%30.21 inHg

Tomorrow

1:00 AM

Partly cloudy night

68° 💧 None 💨 0 mph H 66%30.21 inHg

4:00 AM

Partly cloudy night

65° 💧 None 💨 2 mph H 74%30.18 inHg

7:00 AM

Mostly cloudy

63° 💧 None 💨 3 mph H 77%30.21 inHg

10:00 AM

Mostly sunny

77° 💧 0.002 in 💨 5 mph H 59%30.21 inHg

1:00 PM

Sunny

84° 💧 0.011 in 💨 10 mph H 46%30.15 inHg

4:00 PM

Sunny

85° 💧 0.001 in 💨 9 mph H 47%30.06 inHg

7:00 PM

Sunny

79° 💧 None 💨 7 mph H 60%30.03 inHg

10:00 PM

Clear night

72° 💧 None 💨 5 mph H 75%30.03 inHg

Thursday

1:00 AM

Clear night

70° 💧 None 💨 5 mph H 77%30.00 inHg

4:00 AM

Mostly clear night

70° 💧 None 💨 6 mph H 70%29.97 inHg

7:00 AM

Overcast

70° 💧 0.008 in 💨 8 mph H 76%30.00 inHg

Today

10:00 AM

Partly cloudy

71° 💧 None 💨 3 mph H 66%30.27 inHg

11:00 AM

Partly cloudy

75° 💧 None 💨 2 mph H 60%30.27 inHg

12:00 PM

Partly cloudy

79° 💧 None 💨 2 mph H 52%30.24 inHg

1:00 PM

Mostly cloudy

81° 💧 None 💨 3 mph H 44%30.24 inHg

2:00 PM

Overcast

83° 💧 None 💨 3 mph H 38%30.21 inHg

3:00 PM

Overcast

83° 💧 None 💨 3 mph H 38%30.21 inHg

4:00 PM

Mostly cloudy

83° 💧 None 💨 4 mph H 38%30.18 inHg

5:00 PM

Mostly sunny

82° 💧 None 💨 3 mph H 40%30.18 inHg

6:00 PM

Overcast

81° 💧 None 💨 3 mph H 44%30.18 inHg

7:00 PM

Overcast

76° 💧 None 💨 2 mph H 66%30.18 inHg

8:00 PM

Mostly cloudy night

71° 💧 None 💨 3 mph H 74%30.21 inHg

9:00 PM

Partly cloudy night

69° 💧 None 💨 2 mph H 78%30.21 inHg

10:00 PM

Mostly clear night

68° 💧 None 💨 1 mph H 74%30.21 inHg

11:00 PM

Mostly clear night

70° 💧 None 💨 1 mph H 65%30.21 inHg

Tomorrow

12:00 AM

Clear night

70° 💧 None 💨 1 mph H 64%30.21 inHg

1:00 AM

Partly cloudy night

68° 💧 None 💨 0 mph H 66%30.21 inHg

2:00 AM

Partly cloudy night

67° 💧 None 💨 0 mph H 69%30.21 inHg

3:00 AM

Partly cloudy night

66° 💧 None 💨 1 mph H 72%30.21 inHg

4:00 AM

Partly cloudy night

65° 💧 None 💨 2 mph H 74%30.18 inHg

5:00 AM

Partly cloudy night

64° 💧 None 💨 2 mph H 76%30.18 inHg

6:00 AM

Mostly clear night

63° 💧 None 💨 3 mph H 77%30.21 inHg

7:00 AM

Mostly cloudy

63° 💧 None 💨 3 mph H 77%30.21 inHg

8:00 AM

Mostly cloudy

67° 💧 None 💨 4 mph H 72%30.21 inHg

9:00 AM

Partly cloudy

72° 💧 None 💨 3 mph H 66%30.21 inHg

10:00 AM

Mostly sunny

77° 💧 None 💨 5 mph H 59%30.21 inHg

11:00 AM

Sunny

81° 💧 None 💨 6 mph H 54%30.18 inHg

12:00 PM

Partly cloudy

83° 💧 0.002 in 💨 9 mph H 48%30.18 inHg

1:00 PM

Sunny

84° 💧 0.002 in 💨 10 mph H 46%30.15 inHg

2:00 PM

Light rain

85° 💧 0.004 in 💨 10 mph H 45%30.12 inHg

3:00 PM

Light rain

85° 💧 0.006 in 💨 10 mph H 47%30.09 inHg

4:00 PM

Sunny

85° 💧 0.001 in 💨 9 mph H 47%30.06 inHg

5:00 PM

Sunny

84° 💧 None 💨 9 mph H 50%30.06 inHg

6:00 PM

Sunny

82° 💧 None 💨 9 mph H 53%30.06 inHg

7:00 PM

Sunny

79° 💧 None 💨 7 mph H 60%30.03 inHg

8:00 PM

Clear night

75° 💧 None 💨 5 mph H 68%30.03 inHg

9:00 PM

Clear night

73° 💧 None 💨 5 mph H 75%30.03 inHg

10:00 PM

Clear night

72° 💧 None 💨 5 mph H 75%30.03 inHg

11:00 PM

Clear night

71° 💧 None 💨 5 mph H 76%30.03 inHg

Thursday

12:00 AM

Clear night

70° 💧 None 💨 5 mph H 76%30.03 inHg

1:00 AM

Clear night

70° 💧 None 💨 5 mph H 77%30.00 inHg

2:00 AM

Clear night

70° 💧 None 💨 5 mph H 75%30.00 inHg

3:00 AM

Clear night

70° 💧 None 💨 6 mph H 72%29.97 inHg

4:00 AM

Mostly clear night

70° 💧 None 💨 6 mph H 70%29.97 inHg

5:00 AM

Mostly clear night

71° 💧 None 💨 6 mph H 70%29.97 inHg

6:00 AM

Overcast night

71° 💧 None 💨 7 mph H 70%30.00 inHg

7:00 AM

Overcast

70° 💧 0.003 in 💨 8 mph H 76%30.00 inHg

8:00 AM

Overcast

71° 💧 0.003 in 💨 9 mph H 77%30.00 inHg

9:00 AM

Overcast

72° 💧 0.001 in 💨 8 mph H 77%30.00 inHg

10:00 AM

Light rain

73° 💧 0.017 in 💨 8 mph H 79%30.00 inHg

11:00 AM

Light rain

72° 💧 0.057 in 💨 7 mph H 88%29.97 inHg

12:00 PM

Light rain

72° 💧 0.019 in 💨 10 mph H 87%29.97 inHg

1:00 PM

Light rain

73° 💧 0.009 in 💨 8 mph H 84%29.94 inHg

2:00 PM

Light rain

77° 💧 0.006 in 💨 12 mph H 71%29.91 inHg

3:00 PM

Light rain

79° 💧 0.008 in 💨 11 mph H 67%29.88 inHg

4:00 PM

Partly cloudy

78° 💧 0.002 in 💨 9 mph H 71%29.85 inHg

5:00 PM

Light rain

77° 💧 0.029 in 💨 12 mph H 76%29.83 inHg

6:00 PM

Light rain

75° 💧 0.006 in 💨 11 mph H 80%29.83 inHg

7:00 PM

Light rain

71° 💧 0.053 in 💨 9 mph H 93%29.85 inHg

8:00 PM

Light rain

70° 💧 0.047 in 💨 6 mph H 96%29.85 inHg

Friday

5:00 AM

Partly cloudy night

59° 💧 None 💨 5 mph H 98%30.00 inHg

8:00 AM

Partly cloudy

60° 💧 None 💨 3 mph H 99%30.06 inHg

11:00 AM

Sunny

67° 💧 None 💨 3 mph H 74%30.06 inHg

2:00 PM

Sunny

74° 💧 None 💨 1 mph H 56%30.03 inHg

5:00 PM

Overcast

75° 💧 None 💨 2 mph H 51%29.97 inHg

8:00 PM

Overcast night

65° 💧 None 💨 3 mph H 79%30.00 inHg

11:00 PM

Mostly cloudy night

62° 💧 None 💨 6 mph H 78%30.06 inHg

Saturday

2:00 AM

Mostly cloudy night

61° 💧 None 💨 5 mph H 79%30.06 inHg

5:00 AM

Overcast night

61° 💧 None 💨 5 mph H 87%30.06 inHg

8:00 AM

Overcast

62° 💧 None 💨 6 mph H 90%30.09 inHg

11:00 AM

Light rain

64° 💧 None 💨 7 mph H 98%30.09 inHg

2:00 PM

Overcast

70° 💧 None 💨 7 mph H 85%30.06 inHg

5:00 PM

Light rain

73° 💧 None 💨 6 mph H 81%30.00 inHg

8:00 PM

Partly cloudy night

65° 💧 None 💨 7 mph H 98%30.06 inHg

11:00 PM

Mostly clear night

65° 💧 None 💨 6 mph H 98%30.06 inHg

Sunday

2:00 AM

Clear night

64° 💧 None 💨 6 mph H 98%30.06 inHg

5:00 AM

Mostly clear night

64° 💧 None 💨 6 mph H 96%30.03 inHg

8:00 AM

Overcast

67° 💧 None 💨 6 mph H 98%30.06 inHg

11:00 AM

Light rain

71° 💧 None 💨 8 mph H 86%30.09 inHg

2:00 PM

Mostly sunny

76° 💧 None 💨 7 mph H 73%30.06 inHg

5:00 PM

Mostly sunny

76° 💧 None 💨 8 mph H 71%30.00 inHg

8:00 PM

Clear night

69° 💧 None 💨 5 mph H 90%30.06 inHg

11:00 PM

Clear night

66° 💧 None 💨 3 mph H 93%30.12 inHg

Monday

2:00 AM

Mostly clear night

63° 💧 None 💨 2 mph H 98%30.12 inHg

8:00 AM

Overcast

66° 💧 None 💨 6 mph H 99%30.09 inHg

2:00 PM

Mostly cloudy

67° 💧 None 💨 3 mph H 95%30.15 inHg

8:00 PM

Partly cloudy night

77° 💧 None 💨 6 mph H 52%30.15 inHg

Tuesday

2:00 AM

Partly cloudy night

65° 💧 None 💨 4 mph H 68%30.15 inHg

8:00 AM

Mostly sunny

62° 💧 None 💨 7 mph H 77%30.18 inHg

2:00 PM

Partly cloudy

62° 💧 None 💨 6 mph H 76%30.21 inHg

8:00 PM

Mostly clear night

80° 💧 None 💨 5 mph H 62%30.18 inHg

Wednesday

2:00 AM

Mostly clear night

72° 💧 None 💨 4 mph H 83%30.18 inHg

8:00 AM

Mostly sunny

69° 💧 None 💨 5 mph H 86%30.21 inHg

2:00 PM

Mostly cloudy

70° 💧 None 💨 7 mph H 87%30.27 inHg

8:00 PM

Light rain

79° 💧 None 💨 6 mph H 73%30.27 inHg

Thursday

2:00 AM

Mostly clear night

70° 💧 None 💨 2 mph H 98%30.27 inHg

8:00 AM

Mostly cloudy

66° 💧 None 💨 0 mph H 100%30.24 inHg

2:00 PM

Partly cloudy

66° 💧 None 💨 2 mph H 98%30.24 inHg

8:00 PM

Light rain

68° 💧 None 💨 2 mph H 95%30.15 inHg

Friday

2:00 AM

Moderate rain

64° 💧 None 💨 5 mph H 99%30.06 inHg

8:00 AM

Overcast

56° 💧 None 💨 12 mph H 96%30.06 inHg

2:00 PM

Mostly sunny

52° 💧 None 💨 10 mph H 95%30.18 inHg

8:00 PM

Mostly clear night

56° 💧 None 💨 13 mph H 58%30.21 inHg

Saturday

2:00 AM

Clear night

48° 💧 None 💨 9 mph H 65%30.30 inHg

8:00 AM

Sunny

41° 💧 None 💨 6 mph H 75%30.33 inHg

2:00 PM

Sunny

42° 💧 None 💨 4 mph H 75%30.36 inHg

8:00 PM

Clear night

57° 💧 None 💨 1 mph H 54%30.27 inHg

Sunday

2:00 AM

Clear night

50° 💧 None 💨 5 mph H 82%30.24 inHg

8:00 AM

Sunny

47° 💧 None 💨 0 mph H 79%30.24 inHg

2:00 PM

Sunny

48° 💧 None 💨 3 mph H 81%30.24 inHg

8:00 PM

Clear night

65° 💧 None 💨 5 mph H 51%30.21 inHg

Monday

2:00 AM

Clear night

56° 💧 None 💨 3 mph H 74%30.18 inHg

8:00 AM

Sunny

52° 💧 None 💨 6 mph H 78%30.18 inHg

2:00 PM

Sunny

55° 💧 None 💨 6 mph H 62%30.18 inHg

8:00 PM

Mostly clear night

70° 💧 None 💨 9 mph H 50%30.12 inHg

Tuesday

2:00 AM

Overcast night

60° 💧 None 💨 7 mph H 77%30.09 inHg

8:00 AM

Partly cloudy

60° 💧 None 💨 9 mph H 71%30.06 inHg

2:00 PM

Light rain

61° 💧 None 💨 12 mph H 71%30.06 inHg

8:00 PM

Mostly cloudy night

68° 💧 None 💨 14 mph H 64%30.00 inHg

Wednesday

2:00 AM

Mostly clear night

62° 💧 None 💨 9 mph H 76%30.00 inHg

In Grahamtown and, more broadly, across the state of Maryland: This morning, the sky will be mostly cloudy with mild temperatures around 59 degrees. Winds will be light from the west at around 5 mph, with occasional gusts reaching 15 mph. As the day progresses, temperatures will warm to a high of approximately 83 degrees, with the sky remaining mostly cloudy. Wind conditions are expected to stay light, with little change in direction or strength, making for a generally calm day. No precipitation is anticipated throughout the day, so outdoor plans should be comfortable. Overall, expect a mild start to the day that gradually warms up, with only light breezes to contend with.

15-Day Weather Outlook for Grahamtown

TomorrowTomorrow

Mostly cloudy 85°/63° 💧 None 💨 10 mph

Thursday, Sep 10Thu Sep 10

Mostly sunny 79°/70° 💧 None 💨 12 mph

Friday, Sep 11Fri Sep 11

Light rain 75°/59° 💧 0.286 in 💨 6 mph

Saturday, Sep 12Sat Sep 12

Light rain 73°/61° 💧 0.180 in 💨 7 mph

Sunday, Sep 13Sun Sep 13

Light rain 76°/64° 💧 0.070 in 💨 8 mph

Monday, Sep 14Mon Sep 14

Mostly cloudy 69°/63° 💧 0.436 in 💨 6 mph

Tuesday, Sep 15Tue Sep 15

Partly cloudy 77°/62° 💧 0.013 in 💨 7 mph

Wednesday, Sep 16Wed Sep 16

Mostly sunny 80°/69° 💧 0.002 in 💨 7 mph

Thursday, Sep 17Thu Sep 17

Light rain 79°/66° 💧 0.705 in 💨 6 mph

Friday, Sep 18Fri Sep 18

Moderate rain 68°/52° 💧 0.769 in 💨 12 mph

Saturday, Sep 19Sat Sep 19

Mostly sunny 56°/41° 💧 0.002 in 💨 13 mph

Sunday, Sep 20Sun Sep 20

Sunny 57°/47° 💧 None 💨 5 mph

Monday, Sep 21Mon Sep 21

Sunny 65°/52° 💧 None 💨 6 mph

Tuesday, Sep 22Tue Sep 22

Mostly sunny 70°/60° 💧 0.002 in 💨 12 mph

Wednesday, Sep 23Wed Sep 23

Mostly cloudy 68°/62° 💧 0.010 in 💨 14 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Grahamtown

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Grahamtown

Hourly forecast · Updated every 2 hours

Good

Nearest forecast value 10:00 AM

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 7,3µg/m³

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

O₃ Ozone Good 44,0µg/m³

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

NO₂ Nitrogen dioxide Good 1,8µg/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 Grahamtown

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 7,3High 😊Good

Tomorrow UV 7,7High 🙂Fair

Thursday UV 6,2High 🙂Fair

Friday UV 5,3Moderate 🙂Fair

Saturday UV 5,0Moderate 😊Good

Sunday UV 6,0High —Unavailable

Monday UV 7,0High —Unavailable

Hourly UV index today

10:00 AMUV 1,9 11:00 AMUV 4,2 12:00 PMUV 6,1 1:00 PMUV 7,3 2:00 PMUV 6,9 3:00 PMUV 5,5 4:00 PMUV 3,8 5:00 PMUV 2,0 6:00 PMUV 0,7 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.

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 Grahamtown

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · GRAHAMTOWN, MARYLAND

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 12:00 AM–1:00 AM.

91/100Best-hour score

BEST TIME TONIGHT 12:00 AM–1:00 AM Astronomical darkness: 9:08 PM–5:18 AM

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

☾ Moonlight 8% Waning Crescent · Moon below the horizon at the best viewing hour.

☄ Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 32° 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 min55%

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 Grahamtown were last refreshed today at 9:00 AM. The current forecast period extends through 10/09/2026 at 7:00 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.