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Mercersburg, PA

50°F
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Mercersburg

Pennsylvania

50°
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Mercersburg, PA Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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10 AM

50°
RealFeel® 39°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 53%
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Showers

RealFeel Shade™39°

WindNW 17 mph

Air QualityFair

Max UV Index0.9 (Low)

Wind Gusts27 mph

Humidity65%

Indoor Humidity34% (Slightly Dry)

Dew Point39° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover99%

Rain0.01 in

Visibility10 mi

Cloud Ceiling3800 ft

11 AM

50°
RealFeel® 42°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 40%
Chevron down
Cloudy

RealFeel Shade™41°

WindNW 17 mph

Air QualityFair

Max UV Index1.3 (Low)

Wind Gusts30 mph

Humidity61%

Indoor Humidity33% (Slightly Dry)

Dew Point38° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling3300 ft

12 PM

51°
RealFeel® 43°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 34%
Chevron down
Cloudy

RealFeel Shade™41°

WindNW 20 mph

Air QualityFair

Max UV Index2.0 (Low)

Wind Gusts31 mph

Humidity55%

Indoor Humidity30% (Slightly Dry)

Dew Point36° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling7100 ft

1 PM

54°
RealFeel® 47°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 29%
Chevron down
Cloudy

RealFeel Shade™44°

WindNW 23 mph

Air QualityFair

Max UV Index2.6 (Moderate)

Wind Gusts33 mph

Humidity44%

Indoor Humidity41% (Slightly Dry)

Dew Point33° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover98%

Visibility10 mi

Cloud Ceiling10900 ft

2 PM

56°
RealFeel® 52°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 20%
Chevron down
Intermittent clouds

RealFeel Shade™48°

WindWNW 21 mph

Air QualityFair

Max UV Index4.5 (Moderate)

Wind Gusts30 mph

Humidity37%

Indoor Humidity39% (Slightly Dry)

Dew Point30° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling14700 ft

3 PM

58°
RealFeel® 53°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 20%
Chevron down
Intermittent clouds

RealFeel Shade™50°

WindWNW 21 mph

Air QualityFair

Max UV Index3.7 (Moderate)

Wind Gusts33 mph

Humidity32%

Indoor Humidity37% (Dry)

Dew Point28° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling19800 ft

4 PM

57°
RealFeel® 52°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 20%
Chevron down
Partly sunny

RealFeel Shade™48°

WindWNW 21 mph

Air QualityFair

Max UV Index3.9 (Moderate)

Wind Gusts37 mph

Humidity31%

Indoor Humidity36% (Dry)

Dew Point27° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover47%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

56°
RealFeel® 50°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 20%
Chevron down
Partly sunny

RealFeel Shade™47°

WindWNW 20 mph

Air QualityFair

Max UV Index2.5 (Moderate)

Wind Gusts40 mph

Humidity31%

Indoor Humidity35% (Dry)

Dew Point25° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

54°
RealFeel® 49°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 20%
Chevron down
Partly sunny

RealFeel Shade™47°

WindWNW 16 mph

Air QualityFair

Max UV Index1.6 (Low)

Wind Gusts31 mph

Humidity31%

Indoor Humidity34% (Dry)

Dew Point25° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

52°
RealFeel® 47°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 16%
Chevron down
Partly sunny

RealFeel Shade™47°

WindWNW 12 mph

Air QualityFair

Max UV Index0.6 (Low)

Wind Gusts21 mph

Humidity34%

Indoor Humidity34% (Dry)

Dew Point24° F

AccuLumen Brightness Index™3 (Dull)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

50°
RealFeel® 46°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 7%
Chevron down
Partly cloudy

WindNW 8 mph

Air QualityFair

Wind Gusts10 mph

Humidity38%

Indoor Humidity35% (Dry)

Dew Point25° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

48°
RealFeel® 45°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 7%
Chevron down
Partly cloudy

WindWNW 7 mph

Air QualityFair

Wind Gusts9 mph

Humidity42%

Indoor Humidity35% (Dry)

Dew Point26° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

47°
RealFeel® 44°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 7%
Chevron down
Intermittent clouds

WindW 7 mph

Air QualityFair

Wind Gusts8 mph

Humidity47%

Indoor Humidity36% (Dry)

Dew Point27° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover64%

Visibility10 mi

Cloud Ceiling18500 ft

11 PM

45°
RealFeel® 42°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 7%
Chevron down
Intermittent clouds

WindSW 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity51%

Indoor Humidity37% (Dry)

Dew Point28° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling12800 ft

Hourly Weather Forecast for Mercersburg

AccuWeather's hourly forecast for Mercersburg provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 50° with a RealFeel® of 39°, showers with a 53% chance of precipitation. Each hourly forecast includes wind speed, humidity, air quality, UV index, and the AccuLumen Brightness Index™, AccuWeather's measure of perceived outdoor light intensity. Forecasts are generated by proprietary systems developed by AccuWeather meteorologists since 1962.

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World North America United States Pennsylvania Mercersburg

Weather Near Mercersburg:

  • Harrisburg, PA
  • Lancaster, PA
  • York, PA
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