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Heat wave to intensify as all-time March records fall across the West. See how hot it will get. Chevron right

Mercersburg, PA

30°F
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Mercersburg

Pennsylvania

30°
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Mercersburg, PA Weather
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Chevron right

9 AM

35°
RealFeel® 36°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny

RealFeel Shade™32°

WindS 6 mph

Air QualityFair

Max UV Index1.9 (Low)

Wind Gusts7 mph

Humidity96%

Indoor Humidity42% (Slightly Dry)

Dew Point34° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

10 AM

41°
RealFeel® 42°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny

RealFeel Shade™37°

WindS 7 mph

Air QualityFair

Max UV Index2.8 (Moderate)

Wind Gusts8 mph

Humidity86%

Indoor Humidity32% (Slightly Dry)

Dew Point37° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

11 AM

48°
RealFeel® 50°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny

RealFeel Shade™43°

WindS 8 mph

Air QualityFair

Max UV Index3.9 (Moderate)

Wind Gusts10 mph

Humidity73%

Indoor Humidity35% (Slightly Dry)

Dew Point39° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

12 PM

55°
RealFeel® 58°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny

RealFeel Shade™51°

WindS 9 mph

Air QualityFair

Max UV Index4.7 (Moderate)

Wind Gusts14 mph

Humidity58%

Indoor Humidity37% (Ideal Humidity)

Dew Point41° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

1 PM

63°
RealFeel® 65°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny

RealFeel Shade™59°

WindS 12 mph

Air QualityFair

Max UV Index5.0 (Moderate)

Wind Gusts18 mph

Humidity46%

Indoor Humidity38% (Ideal Humidity)

Dew Point42° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

2 PM

67°
RealFeel® 65°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 22%
Chevron down
Cloudy

RealFeel Shade™63°

WindSSW 14 mph

Air QualityFair

Max UV Index1.9 (Low)

Wind Gusts25 mph

Humidity42%

Indoor Humidity40% (Ideal Humidity)

Dew Point43° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling17400 ft

3 PM

66°
RealFeel® 63°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 22%
Chevron down
Cloudy

RealFeel Shade™62°

WindSSW 15 mph

Air QualityFair

Max UV Index1.5 (Low)

Wind Gusts23 mph

Humidity45%

Indoor Humidity41% (Ideal Humidity)

Dew Point44° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling13500 ft

4 PM

64°
RealFeel® 60°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 27%
Chevron down
Cloudy

RealFeel Shade™60°

WindSW 16 mph

Air QualityFair

Max UV Index1.0 (Low)

Wind Gusts23 mph

Humidity50%

Indoor Humidity43% (Ideal Humidity)

Dew Point45° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling9600 ft

5 PM

62°
RealFeel® 57°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 49%
Chevron down
Cloudy

RealFeel Shade™57°

WindSW 15 mph

Air QualityFair

Max UV Index0.6 (Low)

Wind Gusts23 mph

Humidity56%

Indoor Humidity45% (Ideal Humidity)

Dew Point46° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling5700 ft

6 PM

60°
RealFeel® 52°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 53%
Chevron down
Rain

RealFeel Shade™52°

WindSW 14 mph

Air QualityFair

Max UV Index0.2 (Low)

Wind Gusts21 mph

Humidity65%

Indoor Humidity48% (Ideal Humidity)

Dew Point48° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Rain0.04 in

Visibility9 mi

Cloud Ceiling4000 ft

7 PM

59°
RealFeel® 50°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 53%
Chevron down
Rain

RealFeel Shade™50°

WindSW 13 mph

Air QualityFair

Max UV Index0.0 (Low)

Wind Gusts18 mph

Humidity72%

Indoor Humidity52% (Ideal Humidity)

Dew Point50° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Rain0.04 in

Visibility6 mi

Cloud Ceiling4000 ft

8 PM

57°
RealFeel® 49°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 51%
Chevron down
Thunderstorms

WindSW 9 mph

Air QualityFair

Wind Gusts15 mph

Humidity78%

Indoor Humidity52% (Ideal Humidity)

Dew Point50° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Rain0.06 in

Visibility5 mi

Cloud Ceiling4000 ft

9 PM

55°
RealFeel® 51°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 47%
Chevron down
Cloudy

WindSW 8 mph

Air QualityFair

Wind Gusts12 mph

Humidity83%

Indoor Humidity52% (Ideal Humidity)

Dew Point50° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover97%

Visibility10 mi

Cloud Ceiling4100 ft

10 PM

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

WindSW 7 mph

Air QualityFair

Wind Gusts8 mph

Humidity83%

Indoor Humidity51% (Ideal Humidity)

Dew Point49° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling3800 ft

11 PM

53°
RealFeel® 52°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 34%
Chevron down
Cloudy

WindSW 5 mph

Air QualityFair

Wind Gusts6 mph

Humidity84%

Indoor Humidity50% (Ideal Humidity)

Dew Point49° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling3500 ft

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World North America United States Pennsylvania Mercersburg

Weather Near Mercersburg:

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