Last updated: June 24, 2025
In September, the average temperature in East Vandergrift, United States is a pleasant 19°C (67°F). Temperatures can fluctuate, with a minimum of 4°C (40°F) and a maximum of 33°C (92°F). Expect about 126 mm (4.9 in) of precipitation over 10 days, contributing to an average humidity of 67%. Dress accordingly for a mix of mild and warm days!
In September in East Vandergrift, the average temperature is 19°C (67°F). Maximums can reach 33°C (92°F) while minimums can be as low as 4°C (40°F). This range makes it an ideal time for travelers to enjoy a variety of outdoor activities while also being prepared for cooler evenings.
In East Vandergrift in September, the precipitation amount is 126 mm (4.9 in) distributed over a span of 10 days.
In East Vandergrift in September, humidity is 67%. With an average temperature of 19°C (67°F), this humidity feels like walking through a warm, soft blanket, making sightseeing and outdoor activities a bit more challenging but still enjoyable for those prepared with light clothing and plenty of hydration.
In East Vandergrift in September, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in East Vandergrift.
UV Risk Categories
Weather in East Vandergrift varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in East Vandergrift, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -1°C (31°F) | 94 mm (3.7 inches) | 89% | moderate |
| February Weather | 2°C (35°F) | 128 mm (5.0 inches) | 90% | moderate |
| March Weather | 5°C (41°F) | 111 mm (4.4 inches) | 89% | high |
| April Weather | 11°C (51°F) | 129 mm (5.1 inches) | 88% | very high |
| May Weather | 17°C (62°F) | 159 mm (6.3 inches) | 80% | very high |
| June Weather | 21°C (70°F) | 147 mm (5.8 inches) | 79% | very high |
| July Weather | 23°C (75°F) | 145 mm (5.7 inches) | 74% | very high |
| August Weather | 23°C (73°F) | 90 mm (3.6 inches) | 64% | very high |
| September Weather | 19°C (67°F) | 126 mm (4.9 inches) | 67% | very high |
| October Weather | 14°C (57°F) | 119 mm (4.7 inches) | 81% | high |
| November Weather | 5°C (42°F) | 94 mm (3.7 inches) | 89% | moderate |
| December Weather | 2°C (36°F) | 105 mm (4.1 inches) | 88% | low |