Weirton (WV) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Weirton.
Climate overview of Weirton
Temperatures in Weirton, West Virginia, United States of America, vary greatly throughout the year. July is the hottest month at 28°C (82°F), while January is the coldest at 2°C (36°F).
The city receives considerable rain/snowfall, with around 1095 mm (43 in) annually. June is the wettest month. It has warm summers and cold winters. July is the sunniest month, averaging 8.5 hours of sunshine per day.
Weirton Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Weirton - and find the best time to visit.
Monthly Temperature in Weirton
The climate in Weirton is known for significant temperature differences throughout the year, making the weather dynamic. Typically, average maximum daytime temperatures range from a comfortable 28°C (82°F) in July to a chilly 2°C (36°F) in the coolest month, January.
Nights vary from 18°C (64°F) in July to around -7°C (19°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Weirton
Weirton has a notably wet climate with abundant precipitation, recording 1095 mm (43 in) of rain/snowfall per year. Weirton offers a pleasant mix of wetter and slightly drier months. The difference in precipitation between the wettest month June (126 mm (5 in)) and the driest month February (64 mm (2.5 in)) is not too significant. For more details, please visit our Weirton Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Weirton
For those who appreciate different seasons, Weirton serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 8.5 hours of sunshine daily, and embrace the darker days in December, offering only 2.4 hours of daily sunlight.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Humidity in Weirton by Month
The relative humidity is high throughout the year in Weirton.
The city experiences its highest humidity in September, reaching 72%. In April, the humidity drops to its lowest level at 59%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Weirton
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: August and September
- Warmest weather: July and August
- Most sunshine: June and July
- Fewest rainy days: March, August, September and November
- Seasonal pattern: Warm summers and cold winters
- Coldest conditions: January, with freezing nights around -7°C (19°F).
Frequently asked questions about the climate in Weirton
What is the best time to visit Weirton?
August and September typically offer the most optimal weather in Weirton. In contrast, January, February, March and December tend to have less optimal conditions. Weirton has warm summers and cold winters.
What temperatures can I expect in Weirton?
Daytime highs range from 2°C (36°F) in January to 28°C (82°F) in July. Nighttime lows range from -7°C (19°F) to 18°C (64°F). Temperatures vary considerably through the year.
How much rain does Weirton get?
Annual rainfall is around 1095 mm (43 in). June is the wettest month with 126 mm (5 in), while February is the driest with 64 mm (2.5 in).
How sunny is Weirton?
Weirton receives around 2,029 hours of sunshine per year. July is the sunniest month with 255 hours, while December is the cloudiest with just 73 hours. Overall, Weirton enjoys abundant sunshine.
Weirton 3-Day Forecast
Weirton (WV) 3-Day Forecast
Weirton on the map
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