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Mercersburg 14 Day Extended Forecast

Currently: 57 °F. Light 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)
43
47
51
55
59
63
67
71
75
79
May 18 – May 24
0.63
Lo:53
Wed, 21
Hi:59
14
0.2
Lo:53
Thu, 22
Hi:63
12
0.06
Lo:49
Fri, 23
Hi:64
17
0.03
Lo:44
Sat, 24
Hi:65
15
May 25 – May 31
Lo:45
Sun, 25
Hi:70
4
0.64
Lo:50
Mon, 26
Hi:64
4
0.88
Lo:54
Tue, 27
Hi:58
8
0.46
Lo:53
Wed, 28
Hi:67
5
0.17
Lo:54
Thu, 29
Hi:66
12
0.07
Lo:52
Fri, 30
Hi:69
16
Lo:51
Sat, 31
Hi:71
13
Jun 1 – Jun 7
Lo:52
Sun, 1
Hi:75
10
Lo:58
Mon, 2
Hi:80
3
Lo:64
Tue, 3
Hi:80
3
Lo:65
Wed, 4
Hi:81
4

2 Week Extended Forecast in Mercersburg, Pennsylvania, USA

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 ConditionsComfortPrecipitationSun
Day TemperatureWeatherFeels LikeWind HumidityChanceAmountUVSunriseSunset
Wed
May 21
59 / 53 °FRain. Overcast.52 °F14 mph90%99%0.63"3 (Moderate)5:51 am8:25 pm
Thu
May 22
63 / 53 °FSprinkles. Overcast.62 °F12 mph71%74%0.20"3 (Moderate)5:50 am8:26 pm
Fri
May 23
64 / 49 °FSprinkles. Mostly cloudy.62 °F17 mph54%41%0.06"3 (Moderate)5:50 am8:27 pm
Sat
May 24
65 / 44 °FSprinkles. Mostly cloudy.64 °F15 mph48%38%0.03"3 (Moderate)5:49 am8:27 pm
Sun
May 25
70 / 45 °FCloudy.68 °F4 mph40%2%-3 (Moderate)5:48 am8:28 pm
Mon
May 26
64 / 50 °FRain late. Overcast.57 °F4 mph84%79%0.64"3 (Moderate)5:48 am8:29 pm
Tue
May 27
58 / 54 °FHeavy rain. Overcast.55 °F8 mph95%79%0.88"3 (Moderate)5:47 am8:30 pm
Wed
May 28
67 / 53 °FPassing showers. Overcast.67 °F5 mph97%65%0.46"3 (Moderate)5:47 am8:31 pm
Thu
May 29
66 / 54 °FPassing showers. Overcast.66 °F12 mph94%63%0.17"3 (Moderate)5:46 am8:31 pm
Fri
May 30
69 / 52 °FIsolated tstorms late. Broken clouds.68 °F16 mph67%53%0.07"5 (Moderate)5:46 am8:32 pm
Sat
May 31
71 / 51 °FSunny.68 °F13 mph57%6%-7 (High)5:45 am8:33 pm
Sun
Jun 1
75 / 52 °FBroken clouds.77 °F10 mph61%7%-5 (Moderate)5:45 am8:34 pm
Mon
Jun 2
80 / 58 °FSunny.81 °F3 mph56%4%-7 (High)5:44 am8:34 pm
Tue
Jun 3
80 / 64 °FSunny.82 °F3 mph63%5%-7 (High)5:44 am8:35 pm
Wed
Jun 4
81 / 65 °FSunny.82 °F4 mph62%5%-7 (High)5:44 am8:36 pm
* Updated Wednesday, May 21, 2025 5:23:52 am Mercersburg time - Weather by CustomWeather, © 2025

Hour-by-hour weather for Mercersburg next 7 days