Historical weather data, all-time temperature records, and monthly climate averages for Weirton, WV. Explore typical weather conditions by week for trip planning, and see how today compares to the historical record.
April 4th in Weirton runs mild on average, with highs near 59° and lows around 36°. But the date has some range in it — temperatures have swung from a frigid 20° back in 1943 to a downright warm 83° as recently as 2010. With a 63% chance of precipitation, expect more clouds than sun.
Weirton has seen some serious weather extremes over its 85 years of records. The thermometer has climbed as high as 102° in July 1988 and plunged to a brutal -22° in January 1985 — a spread of 124 degrees. A single July storm in 1943 dumped 6.81 inches of rain, and a February 2010 snowstorm buried the city under 15 inches in one day.
Weirton peaks in mid-to-late July, when average highs reach 85° — the sweet spot for warm-weather visits. Winter bottoms out the third week of January, with highs averaging just 36°. July is also the wettest stretch of the year, so pack accordingly if you're heading there for summer.