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Mifflintown, PA Weather Tomorrow

View tomorrow's local forecast for Mifflintown together with a detailed 5 day weather outlook showing precipitation potential, daytime and nighttime forecasts, temperature highs and lows in Fahrenheit and Celsius, sunrise and sunset times, cloud cover, wind chill, wind speed, and wind direction for the Mifflintown area and around Juniata county, Pennsylvania.
Updated: Thu Sep 3rd 2026 4:45 AM EDT
Mifflintown, PA Weather – 9-3 – Heavy Rain
89° / 68°
Heavy Rain
Highs will reach 89°F with lows near 68°F in Mifflintown, where rain is. The chance of rain is 87% with an estimated 5.24in. Wind will be moderate, blowing around 13mph on average and gusts of 28.4mph at 7 PM. High humidity with average of 82% is anticipated, the maximum being 97% at 7 AM and 44% being its lowest at 2 PM. Barometric pressure is its highest of 29.99inHg at 5 AM, a lowest point of 29.91inHg at 3 PM with an avg 29.95inHg.
Mifflintown, PA Weather – 9-4 – Light Rain Shower
76° / 65°

Weather Tomorrow

Light Rain Shower
Daytime highs will reach 76°F with lows dropping to 65°F in Mifflintown, where it will rain at times. The chance of rain is 81% with an estimated 0.18in. Winds will be light at 9mph and gusts of 16.6mph at 11 AM. High humidity with average of 91% is anticipated, the maximum being 98% at 7 AM and 71% being its lowest at 3 PM. Barometric pressure is its highest of 29.96inHg at 1 AM, a lowest point of 29.88inHg at 5 PM with an avg 29.93inHg.
Mifflintown, PA Weather – 9-5 – Sunny
75° / 58°
Sunny
Daytime highs will reach 75°F with lows dropping to 58°F in Mifflintown, where it will be sunny. There's a very small chance of rainfall, only about 7%. Winds will be light at 10mph and gusts of 18.1mph at 7 PM. The humidity will be on the higher side, averaging about 73%, the maximum being 95% at 7 AM and 41% being its lowest at 4 PM. Barometric pressure is its highest of 30.02inHg at 10 PM, a lowest point of 29.93inHg at 5 PM with an avg 29.97inHg.
Mifflintown, PA Weather – 9-6 – Sunny
75° / 57°
Sunny
In Mifflintown, sunshine is likely with a high near 75°F and a low around 57°F. There's a very small chance of rainfall, only about 7%. Winds will be light at 6mph and gusts of 17.2mph at 9 PM. The humidity will be on the higher side, averaging about 73%, the maximum being 96% at 7 AM and 44% being its lowest at 4 PM. Barometric pressure is its highest of 30.14inHg at 10 PM, a lowest point of 30.01inHg at 5 PM with an avg 30.06inHg.
Mifflintown, PA Weather – 9-7 – Overcast
76° / 54°
Overcast
Mifflintown is set for cloud-filled skies with temperatures peaking at 76°F and dipping to 54°F. There's a moderate 36% chance of rainfall with an estimated 0.01in. Winds will be light at 6mph and gusts of 13.9mph at 4 AM. The humidity will be on the higher side, averaging about 76%, the maximum being 91% at 5 AM and 39% being its lowest at 1 PM. Barometric pressure is its highest of 30.25inHg at 9 AM, a lowest point of 30.06inHg at 5 PM with an avg 30.14inHg.
Mifflintown, PA Weather – 9-8 – Overcast
80° / 65°
Overcast
Highs will reach 80°F with lows near 65°F in Mifflintown, where cloud-filled skies are. There might be light rainfall having a 21% chance. Winds will be light at 5mph and gusts of 13.2mph at 2 AM. The humidity will be on the higher side, averaging about 77%, the maximum being 97% at 5 AM and 52% being its lowest at 2 PM. Barometric pressure is its highest of 30.14inHg at 8 AM, a lowest point of 30.05inHg at 5 PM with an avg 30.09inHg.

Currently

Heavy Rain 69°F
30 inHg.
Barometer
97%
Humidity
SSW 3.6 mph
Wind
Heavy Rain

5 Day Forecast Nearby

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