Weather forecast for: Monaca PA
Last Update: 12:52 am EST Mar 4, 2026
Overnight: A chance of rain, mainly before 3am. Areas of fog. Otherwise, cloudy, with a low around 41. Calm wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday: A chance of rain after 2pm. Areas of fog before 11am. Otherwise, mostly cloudy, with a high near 55. Calm wind. Chance of precipitation is 30%.
Wednesday Night: Rain and thunderstorms likely before midnight, then rain and possibly a thunderstorm between midnight and 1am, then rain after 1am. Patchy fog after 9pm. Low around 50. Calm wind. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Thursday: Rain. Patchy fog before 10am. High near 65. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night: Rain and possibly a thunderstorm. Low around 57. Southwest wind 3 to 6 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Friday: A chance of rain, mainly before 1pm. Mostly cloudy, with a high near 71. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night: A chance of rain after 1am. Partly cloudy, with a low around 59. Chance of precipitation is 40%.
Saturday: Rain likely, then rain and possibly a thunderstorm after 1pm. High near 73. Chance of precipitation is 90%.
Saturday Night: A chance of rain before 1am. Mostly cloudy, with a low around 47. Chance of precipitation is 50%.
Sunday: Mostly sunny, with a high near 62.
Sunday Night: Partly cloudy, with a low around 48.
Monday: Sunny, with a high near 66.
Monday Night: Partly cloudy, with a low around 51.
Tuesday: A chance of rain. Partly sunny, with a high near 72. Chance of precipitation is 40%.