SEVERE WEATHER WARNING: Severe Thunderstorm Watch in Effect for PA.  More Info >>

Mifflin County, PA Weather Tomorrow

Prepare for the week ahead with tomorrow's Mifflin County weather forecast and a complete 5 day outlook covering precipitation chances, day and night conditions, high and low temperatures in Fahrenheit and Celsius, sunrise, sunset, sky conditions, wind chill, and wind speed with direction throughout the Mifflin County area.
Updated: Thu Sep 3rd 2026 3:15 AM EDT
Mifflin County, PA Weather – 9-3 – Heavy Rain
91° / 68°
Heavy Rain
Periods of rain are likely in Mifflin County, with a high of 91°F and a low of 68°F. The chance of rain is 88% with an estimated 20.6in. Wind will be moderate, blowing around 13mph on average and gusts of 26.9mph at 8 PM. High humidity with average of 83% is anticipated, the maximum being 97% at 6 AM and 42% being its lowest at 2 PM. Barometric pressure is its highest of 30inHg at 4 AM, a lowest point of 29.92inHg at 2 PM with an avg 29.96inHg.
Mifflin County, PA Weather – 9-4 – Mist
79° / 66°

Weather Tomorrow

Mist
Highs will reach 79°F with lows near 66°F in Mifflin County, where mist is. Rainfall predicted to have a 65% chance with an estimated 0.05in. Wind will be moderate, blowing around 11mph on average and gusts of 18.4mph at 7 PM. High humidity with average of 90% is anticipated, the maximum being 97% at 6 AM and 67% being its lowest at 4 PM. Barometric pressure is its highest of 29.96inHg at 11 AM, a lowest point of 29.88inHg at 5 PM with an avg 29.93inHg.
Mifflin County, PA Weather – 9-5 – Sunny
78° / 58°
Sunny
In Mifflin County, a sunny day is likely with a high near 78°F and a low around 58°F. There's a very small chance of rainfall, only about 7%. Winds will be light at 9mph and gusts of 16.3mph at 7 PM. The humidity will be on the higher side, averaging about 71%, the maximum being 95% at 6 AM and 39% being its lowest at 2 PM. Barometric pressure is its highest of 30.02inHg at 11 PM, a lowest point of 29.92inHg at 5 PM with an avg 29.96inHg.
Mifflin County, PA Weather – 9-6 – Sunny
78° / 56°
Sunny
Mifflin County is set for a sunny day with temperatures peaking at 78°F and dipping to 56°F. There's a very small chance of rainfall, only about 7%. Winds will be light at 7mph and gusts of 20.9mph at 10 PM. The humidity will be on the higher side, averaging about 72%, the maximum being 96% at 6 AM and 44% being its lowest at 4 PM. Barometric pressure is its highest of 30.13inHg at 10 PM, a lowest point of 30inHg at 5 PM with an avg 30.05inHg.
Mifflin County, PA Weather – 9-7 – Sunny
79° / 53°
Sunny
In Mifflin County, it will be sunny with highs near 79°F and lows around 53°F. There's a moderate 36% chance of rainfall with an estimated 0.01in. Winds will be light at 5mph and gusts of 10.7mph at 6 AM. The humidity will be on the higher side, averaging about 77%, the maximum being 94% at 6 AM and 40% being its lowest at 1 PM. Barometric pressure is its highest of 30.25inHg at 9 AM, a lowest point of 30.05inHg at 5 PM with an avg 30.13inHg.
Mifflin County, PA Weather – 9-8 – Overcast
83° / 64°
Overcast
Cloud-filled skies are in the forecast for Mifflin County, with a high of 83°F and a low of 64°F. There might be light rainfall having a 22% chance. Winds will be light at 5mph and gusts of 5.1mph at 2 PM. The humidity will be on the higher side, averaging about 78%, 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 30.04inHg at 5 PM with an avg 30.09inHg.

Currently

Heavy Rain 71°F
29.99 inHg.
Barometer
93%
Humidity
SSE 3.6 mph
Wind
Heavy Rain

5 Day Forecast Nearby

More Local Information

Bookmark and Share

Get the LocalConditions.com App on Google Play
Sign up for a membership to go Ad free

Mifflin County Community Weather Reports

Write your own Mifflin County, PA report, forecast, or traffic update:


Will not be posted, shared or used for marketing!

Please note by clicking on "Post" you acknowledge that you have read our Privacy Policy and Terms of Service and the Mifflin County, PA report and/or forecast you are posting is in compliance with such terms. If you are under 18, do not submit this form. Be respectful! Inappropriate content will be removed by a moderator.