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Mercersburg 14 Day Extended Forecast

Currently: 62 °F. Heavy rain. Fog. (Weather station: Washington County Regional Airport, USA). See more current weather

Mercersburg Extended Forecast with high and low temperatures

°F
Time
Wind
(mph)
Rain/Snow
()
Temp
(°F)
39
43
47
51
55
59
63
67
71
75
May 4 – May 10
0.85
Lo:61
Sun, 4
Hi:74
13
0.49
Lo:62
Mon, 5
Hi:75
9
0.31
Lo:54
Tue, 6
Hi:70
8
0.01
Lo:52
Wed, 7
Hi:77
7
0.06
Lo:48
Thu, 8
Hi:68
10
Lo:40
Fri, 9
Hi:69
3
Lo:42
Sat, 10
Hi:74
3
May 11 – May 17
Lo:50
Sun, 11
Hi:72
4
Lo:56
Mon, 12
Hi:75
5
Lo:58
Tue, 13
Hi:75
2
Lo:58
Wed, 14
Hi:75
8
0.25
Lo:58
Thu, 15
Hi:76
6
0.02
Lo:60
Fri, 16
Hi:77
12
Lo:56
Sat, 17
Hi:75
5
May 18 – May 24
Lo:55
Sun, 18
Hi:75
5

2 Week Extended Forecast in Mercersburg, Pennsylvania, USA

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 ConditionsComfortPrecipitationSun
Day TemperatureWeatherFeels LikeWind HumidityChanceAmountUVSunriseSunset
Sun
May 4
74 / 61 °FIsolated tstorms. Cloudy.72 °F13 mph77%99%0.85"3 (Moderate)6:08 am8:09 pm
Mon
May 5
75 / 62 °FPassing showers. Cloudy.76 °F9 mph66%72%0.49"3 (Moderate)6:06 am8:10 pm
Tue
May 6
70 / 54 °FPassing showers. Cloudy.69 °F8 mph52%74%0.31"3 (Moderate)6:05 am8:11 pm
Wed
May 7
77 / 52 °FOvercast.78 °F7 mph41%18%0.01"3 (Moderate)6:04 am8:12 pm
Thu
May 8
68 / 48 °FPassing showers. Overcast.65 °F10 mph69%21%0.06"3 (Moderate)6:03 am8:13 pm
Fri
May 9
69 / 40 °FCloudy.68 °F3 mph35%0%-5 (Moderate)6:02 am8:14 pm
Sat
May 10
74 / 42 °FSunny.77 °F3 mph36%0%-7 (High)6:01 am8:15 pm
Sun
May 11
72 / 50 °FSunny.76 °F4 mph55%4%-7 (High)6:00 am8:16 pm
Mon
May 12
75 / 56 °FAfternoon clouds.77 °F5 mph57%4%-5 (Moderate)5:59 am8:17 pm
Tue
May 13
75 / 58 °FSunny.77 °F2 mph51%4%-7 (High)5:58 am8:18 pm
Wed
May 14
75 / 58 °FSunny.77 °F8 mph54%4%-7 (High)5:57 am8:18 pm
Thu
May 15
76 / 58 °FTstorms late. Broken clouds.77 °F6 mph59%93%0.25"5 (Moderate)5:56 am8:19 pm
Fri
May 16
77 / 60 °FIsolated tstorms late. Broken clouds.79 °F12 mph57%40%0.02"5 (Moderate)5:55 am8:20 pm
Sat
May 17
75 / 56 °FMorning clouds.77 °F5 mph43%6%-7 (High)5:54 am8:21 pm
Sun
May 18
75 / 55 °FScattered clouds.77 °F5 mph53%4%-7 (High)5:53 am8:22 pm
* Updated Saturday, May 3, 2025 11:24:12 pm Mercersburg time - Weather by CustomWeather, © 2025

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