Historical weather data, all-time temperature records, and monthly climate averages for Wilkes-Barre, PA. Explore typical weather conditions by week for trip planning, and see how today compares to the historical record.
April 4th in Wilkes-Barre is a coin flip — there's a 50% chance of precipitation, and the date has seen everything from a 79° scorcher in 2023 to a brutal 17° low back in 1954. On average, expect a cool spring day with highs near 53° and lows around 36°. Snow is unlikely but not unheard of, with an 8% chance of flakes.
Wilkes-Barre has seen the full extremes — from a sweltering 101° on July 3, 1966, to a bone-chilling -21° on January 21, 1994, a swing of 122 degrees. A single storm on September 27, 1985 dropped nearly 6 inches of rain, and a March 2017 nor'easter buried the city under 22.1 inches of snow in one day.
Summer is the sweet spot, with highs peaking around 83-84° in mid-July, while January and February average a frigid 34-37°. The transition from spring to summer brings the most rain — late May through early June averages over an inch per week. If you're planning a visit, July through early September offers the warmest and most reliably pleasant conditions.