Weather Forecast and Conditions for Mercersburg, Pennsylvania - The Weather Channel | Weather.com
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37° Clear Night
Clear
Day 44° • Night 29°
Feels Like31°
Sunrise

7:27 am

Sunset

7:15 pm

Temperature
High / Low
--/29°
Wind
8 mph
Humidity
Humidity
41%
Dew point
Dew Point
15°
Pressure
Pressure
30.12 in
UV index
UV Index
0 of 11
Visibility
Visibility
10 mi
Moon Phase - Day 23
Moon Phase
Waning Crescent

Hourly Weather-

Now

Clear Night Clear
36°
Rain drop 1%
WNW 7 mph
Subtract

Clear

  • Temperature feels like
    Feels Like30°
  • WindWNW 7 mph
  • Humidity
    Humidity43%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover3%
  • Mixed precipitation
    Precip Amount0 in

11 pm

Clear Night Clear
35°
Rain drop 8%
WNW 6 mph
Add

Clear

  • Temperature feels like
    Feels Like30°
  • WindWNW 6 mph
  • Humidity
    Humidity47%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover0%
  • Mixed precipitation
    Precip Amount0 in

12 am

Mostly Clear Night Mostly Clear
34°
Rain drop 1%
WNW 5 mph
Add

Mostly Clear

  • Temperature feels like
    Feels Like30°
  • WindWNW 5 mph
  • Humidity
    Humidity50%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover20%
  • Mixed precipitation
    Precip Amount0 in

1 am

Mostly Clear Night Mostly Clear
33°
Rain drop 1%
WNW 4 mph
Add

Mostly Clear

  • Temperature feels like
    Feels Like29°
  • WindWNW 4 mph
  • Humidity
    Humidity54%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover29%
  • Mixed precipitation
    Precip Amount0 in
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10 Day Weather-

Tonight

Mostly Clear Night Mostly Clear
--/29°
Rain drop 3%
Subtract

Night

29°
Mostly Clear Night
Mixed precipitation
3%
W 8 mph

Mostly clear. Low 29F. Winds W at 5 to 10 mph.

  • Humidity
    Humidity54%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise3:48 am
  • Moonset
    Moonset12:32 pm
  • Moon Phase - Day 23 Waning Crescent

Fri 13

Windy Cloudy/Wind
56°/40°
Rain drop 11%
Add

Day

56°
Windy
Rain drop
11%
S 21 mph

Cloudy and becoming windy. High 56F. Winds S at 20 to 30 mph. Winds could occasionally gust over 40 mph.

  • Humidity
    Humidity47%
  • UV index
    UV Index4 of 11
  • Sunrise
    Sunrise7:26 am
  • Sunset
    Sunset7:16 pm

Night

40°
Partly Cloudy Night
Mixed precipitation
7%
W 19 mph

Some clouds early will give way to generally clear conditions overnight. Low around 40F. Winds W at 15 to 25 mph.

  • Humidity
    Humidity38%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise4:33 am
  • Moonset
    Moonset1:33 pm
  • Moon Phase - Day 24 Waning Crescent

Sat 14

Mostly Clear Day Mostly Sunny
53°/38°
Rain drop 1%
Add

Day

53°
Mostly Clear Day
Rain drop
1%
WNW 16 mph

Generally sunny despite a few afternoon clouds. High 53F. Winds WNW at 10 to 20 mph.

  • Humidity
    Humidity33%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise7:24 am
  • Sunset
    Sunset7:17 pm

Night

38°
Cloudy
Mixed precipitation
4%
NE 7 mph

Overcast. Low 38F. Winds NE at 5 to 10 mph.

  • Humidity
    Humidity43%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise5:12 am
  • Moonset
    Moonset2:38 pm
  • Moon Phase - Day 25 Waning Crescent

Sun 15

Cloudy Cloudy
54°/48°
Rain drop 7%
Add

Day

54°
Cloudy
Rain drop
7%
SE 15 mph

Cloudy. High 54F. Winds SE at 10 to 20 mph.

  • Humidity
    Humidity49%
  • UV index
    UV Index2 of 11
  • Sunrise
    Sunrise7:23 am
  • Sunset
    Sunset7:18 pm

Night

48°
Showers
Rain drop
71%
SE 12 mph

Showers early becoming a steady light rain late. Low 48F. Winds SE at 10 to 15 mph. Chance of rain 70%.

  • Humidity
    Humidity81%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise5:44 am
  • Moonset
    Moonset3:46 pm
  • Moon Phase - Day 26 Waning Crescent
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