Last updated: June 24, 2025
In December, the average temperature in Hesperia, United States hovers around 8°C (47°F), with minimums dropping to -4°C (24°F) and maximums reaching 23°C (73°F). Expect about 44 mm (1.7 in) of precipitation over 4 days, contributing to an average humidity of 75%. Prepare for a blend of chilly and warmer days, perfect for embracing the local charm!
In December in Hesperia, the average temperature is 8°C (47°F). Maximum temperatures can reach 23°C (73°F), while minimums can drop as low as -4°C (24°F). Pack accordingly to enjoy a comfortable trip, as you'll experience a wide range of weather conditions.
In Hesperia in December, the precipitation amount is 44 mm (1.7 in) over the course of 4 days.
In Hesperia in December humidity is 75%. With an average temperature of 8°C (47°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities quite uncomfortable and requiring you to bundle up to stay warm while navigating the misty streets.
In Hesperia in December, 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 Hesperia for better planning.
UV Risk Categories
Weather in Hesperia varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Hesperia, focusing on differences in temperature, rainfall, humidity, and UV levels.
Temperature | Precipitation | Humidity | UV | |
---|---|---|---|---|
January Weather | 9°C (48°F) | 35 mm (1.4 inches) | 76% | moderate |
February Weather | 10°C (49°F) | 40 mm (1.6 inches) | 80% | high |
March Weather | 12°C (53°F) | 40 mm (1.6 inches) | 69% | very high |
April Weather | 16°C (61°F) | 17 mm (0.7 inches) | 57% | extreme |
May Weather | 19°C (67°F) | 7 mm (0.3 inches) | 45% | extreme |
June Weather | 25°C (77°F) | 2 mm (0.1 inches) | 34% | extreme |
July Weather | 28°C (83°F) | 6 mm (0.2 inches) | 29% | extreme |
August Weather | 28°C (82°F) | 6 mm (0.2 inches) | 28% | extreme |
September Weather | 25°C (76°F) | 2 mm (0.1 inches) | 41% | very high |
October Weather | 18°C (65°F) | 5 mm (0.2 inches) | 54% | very high |
November Weather | 13°C (56°F) | 13 mm (0.5 inches) | 68% | moderate |
December Weather | 8°C (47°F) | 44 mm (1.7 inches) | 75% | moderate |