Triadelphia (WV) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Triadelphia.
Climate overview of Triadelphia
Triadelphia, West Virginia, United States of America, experiences significant temperature variation throughout the year. Summers bring daytime highs of 28°C (82°F) in July, while winters cool to 3°C (37°F) in January.
The city receives considerable rain/snowfall, with around 1027 mm (40 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.
Triadelphia Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Triadelphia - and find the best time to visit.
Monthly Temperature in Triadelphia
Depending on the time of the year, temperatures range from comfortable to chilly in Triadelphia. Typically, average maximum daytime temperatures range from a comfortable 28°C (82°F) in July to a chilly 3°C (37°F) in the coolest month, January.
Nights vary from 17°C (63°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 Triadelphia
Triadelphia has a relatively rain/snowy climate with high precipitation levels, averaging 1027 mm (40 in) of rain/snowfall annually. Triadelphia offers a pleasant mix of wetter and slightly drier months. The difference in precipitation between the wettest month June (120 mm (4.7 in)) and the driest month November (60 mm (2.4 in)) is not too significant. For more details, please visit our Triadelphia 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 Triadelphia
For those who appreciate different seasons, Triadelphia 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 Triadelphia by Month
The relative humidity is high throughout the year in Triadelphia.
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 Triadelphia
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: May, July, 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 Triadelphia
What is the best time to visit Triadelphia?
May, July, August and September typically offer the most optimal weather in Triadelphia. In contrast, January, February, March and December tend to have less optimal conditions. Triadelphia has warm summers and cold winters.
What temperatures can I expect in Triadelphia?
Daytime highs range from 3°C (37°F) in January to 28°C (82°F) in July. Nighttime lows range from -7°C (19°F) to 17°C (63°F). Temperatures vary considerably through the year.
How much rain does Triadelphia get?
Annual rainfall is around 1027 mm (40 in). June is the wettest month with 120 mm (4.7 in), while November is the driest with 60 mm (2.4 in).
How sunny is Triadelphia?
Triadelphia 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, Triadelphia enjoys abundant sunshine.
Triadelphia 3-Day Forecast
Triadelphia on the map
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