Last updated: June 24, 2025
In November, the average temperature in Lake Forest, United States hovers around 5°C (41°F), with a minimum dipping to -9°C (16°F) and a maximum reaching 16°C (62°F). Expect about 77 mm (3.0 in) of precipitation over approximately 9 days, contributing to an average humidity of 88%. Plan accordingly for the chilly, wet weather!
In November in Lake Forest, the average temperature is 5°C (41°F), with maximums reaching 16°C (62°F) and minimums dropping as low as -9°C (16°F). Travelers should be prepared for chilly conditions, layering clothing for warmth and comfort during this time.
In Lake Forest in November, the precipitation amount is 77 mm (3.0 in) over the course of 9 days.
In Lake Forest in November humidity is 88%. With an average temperature of 5°C (41°F), this humidity feels like a damp chill that seeps into your bones, making it essential to bundle up for your travels, as every breath feels heavy in the air and the landscape appears cloaked in a misty shroud.
In Lake Forest in November, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Lake Forest, you can check the information here.
UV Risk Categories
Weather in Lake Forest varies notably across the year, with each month offering distinct climate conditions. This page compares November’s weather to other months in Lake Forest, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -2°C (28°F) | 85 mm (3.3 inches) | 85% | low |
| February Weather | -2°C (29°F) | 85 mm (3.3 inches) | 85% | moderate |
| March Weather | 2°C (36°F) | 90 mm (3.6 inches) | 85% | high |
| April Weather | 5°C (41°F) | 125 mm (4.9 inches) | 85% | very high |
| May Weather | 10°C (50°F) | 171 mm (6.7 inches) | 78% | very high |
| June Weather | 16°C (62°F) | 105 mm (4.1 inches) | 80% | very high |
| July Weather | 21°C (71°F) | 69 mm (2.7 inches) | 78% | very high |
| August Weather | 22°C (72°F) | 70 mm (2.8 inches) | 76% | very high |
| September Weather | 19°C (67°F) | 85 mm (3.4 inches) | 79% | very high |
| October Weather | 13°C (55°F) | 161 mm (6.3 inches) | 83% | moderate |
| November Weather | 5°C (41°F) | 77 mm (3.0 inches) | 88% | moderate |
| December Weather | 1°C (35°F) | 75 mm (2.9 inches) | 81% | low |