Last updated: June 24, 2025
In November, the average temperature in Challis, United States hovers around -3°C (27°F). Expect chilly conditions, with minimums dipping to -23°C (-10°F) and occasional highs reaching 15°C (59°F). During this month, precipitation totals around 34 mm (1.3 in) over approximately 10 days, contributing to the region’s high average humidity of 91%. Make sure to bundle up!
In November in Challis, the average temperature is -3°C (27°F), with maximums reaching 15°C (59°F) and minimums dropping as low as -23°C (-10°F). It's advisable to pack warm clothing and be prepared for a range of temperatures when traveling during this time.
In Challis in November, the precipitation amount is 34 mm (1.3 in) spread over a period of 10 days.
In Challis in November humidity is 91%. With an average temperature of -3°C (27°F), this humidity feels like a thick, icy blanket wrapping around you, making travel quite uncomfortable as every breath is a mix of frigid air and moisture, and the cold dampness clings to your skin, turning even short outings into a test of endurance.
In Challis in November, 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 Challis for better planning.
UV Risk Categories
Weather in Challis varies notably across the year, with each month offering distinct climate conditions. This page compares November’s weather to other months in Challis, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -9°C (16°F) | 34 mm (1.3 inches) | 94% | moderate |
| February Weather | -8°C (18°F) | 65 mm (2.6 inches) | 93% | moderate |
| March Weather | -3°C (27°F) | 40 mm (1.6 inches) | 91% | very high |
| April Weather | 0°C (33°F) | 49 mm (1.9 inches) | 87% | very high |
| May Weather | 6°C (44°F) | 68 mm (2.7 inches) | 83% | extreme |
| June Weather | 13°C (55°F) | 59 mm (2.3 inches) | 80% | extreme |
| July Weather | 18°C (65°F) | 18 mm (0.7 inches) | 75% | extreme |
| August Weather | 17°C (63°F) | 23 mm (0.9 inches) | 66% | very high |
| September Weather | 12°C (54°F) | 30 mm (1.2 inches) | 66% | very high |
| October Weather | 3°C (37°F) | 42 mm (1.7 inches) | 77% | high |
| November Weather | -3°C (27°F) | 34 mm (1.3 inches) | 91% | moderate |
| December Weather | -9°C (16°F) | 38 mm (1.5 inches) | 96% | low |