Last updated: June 24, 2025
In September, the average temperature in Cedar Lake, United States hovers around 20°C (69°F). Expect a delightful range, with minimums dipping to 4°C (40°F) and maximums soaring to 34°C (94°F). However, be prepared for some rain, as 74 mm (2.9 in) of precipitation may fall over 9 days. With an average humidity of 80%, you’ll find the air quite moist. Enjoy the varied climate!
In September in Cedar Lake, the average temperature is 20°C (69°F). Maximums can reach 34°C (94°F), and minimums can be as low as 4°C (40°F). This makes it a great time to explore Cedar Lake, as you'll experience mild weather with the potential for warm days and cooler nights.
In Cedar Lake in September, the precipitation amount is 74 mm (2.9 in), which occurs over a span of 9 days.
In Cedar Lake in September, humidity is 80%. With an average temperature of 20°C (69°F), this humidity feels like a warm blanket enveloping you, making every step slightly more challenging as you navigate the air that clings to your skin, often leaving you longing for a cool breeze while exploring the sights.
In Cedar Lake 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 Cedar Lake.
UV Risk Categories
Weather in Cedar Lake varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Cedar Lake, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -3°C (27°F) | 70 mm (2.8 inches) | 82% | moderate |
| February Weather | -2°C (29°F) | 71 mm (2.8 inches) | 83% | moderate |
| March Weather | 5°C (41°F) | 98 mm (3.9 inches) | 84% | high |
| April Weather | 10°C (50°F) | 118 mm (4.6 inches) | 85% | very high |
| May Weather | 17°C (62°F) | 163 mm (6.4 inches) | 79% | very high |
| June Weather | 23°C (73°F) | 120 mm (4.7 inches) | 82% | very high |
| July Weather | 24°C (76°F) | 109 mm (4.3 inches) | 80% | very high |
| August Weather | 23°C (74°F) | 101 mm (4.0 inches) | 81% | very high |
| September Weather | 20°C (69°F) | 74 mm (2.9 inches) | 80% | very high |
| October Weather | 13°C (56°F) | 132 mm (5.2 inches) | 82% | high |
| November Weather | 4°C (40°F) | 66 mm (2.6 inches) | 88% | moderate |
| December Weather | 1°C (34°F) | 56 mm (2.2 inches) | 84% | low |