Last updated: June 24, 2025
In September, the average temperature in Kwethluk, United States hovers around 8°C (48°F). However, temperatures can vary significantly, with minimums dropping to a chilly -4°C (25°F) and maximums reaching a pleasant 19°C (67°F). Expect some wet days, as precipitation totals approximately 83 mm (3.3 in) over about 15 days. Don't forget, the average humidity is quite high at 92%, adding a layer of dampness to the air.
In September in Kwethluk, the average temperature is 8°C (48°F). The maximum can reach 19°C (67°F), while the minimum can be as low as -4°C (25°F). Travelers should be prepared for a wide range of temperatures and pack accordingly for both mild and chilly conditions.
In Kwethluk in September, the precipitation amount is 83 mm (3.3 in) spread over 15 days.
In Kwethluk in September, humidity is 92%. With an average temperature of 8°C (48°F), this humidity feels like a heavy blanket wrapping around you, making every step feel sluggish and the air thick to breathe, which can turn a simple travel day into an exhausting challenge.
In Kwethluk in September, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Kwethluk for better planning.
UV Risk Categories
Weather in Kwethluk varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Kwethluk, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -13°C (9°F) | 27 mm (1.1 inches) | 97% | low |
| February Weather | -9°C (15°F) | 54 mm (2.1 inches) | 95% | low |
| March Weather | -7°C (19°F) | 48 mm (1.9 inches) | 89% | moderate |
| April Weather | 0°C (33°F) | 47 mm (1.9 inches) | 78% | moderate |
| May Weather | 8°C (46°F) | 58 mm (2.3 inches) | 80% | moderate |
| June Weather | 13°C (56°F) | 67 mm (2.6 inches) | 86% | high |
| July Weather | 14°C (58°F) | 65 mm (2.5 inches) | 89% | high |
| August Weather | 13°C (55°F) | 88 mm (3.5 inches) | 91% | moderate |
| September Weather | 8°C (48°F) | 83 mm (3.3 inches) | 92% | moderate |
| October Weather | 3°C (38°F) | 91 mm (3.6 inches) | 92% | low |
| November Weather | -6°C (21°F) | 61 mm (2.4 inches) | 95% | low |
| December Weather | -10°C (15°F) | 57 mm (2.3 inches) | 98% | low |