Last updated: June 24, 2025
In December, the average temperature in Barrett, United States hovers around 14°C (58°F), with a minimum drop to -2°C (29°F) and a pleasant peak at 28°C (82°F). Expect about 117 mm (4.6 in) of precipitation spread over 9 days, contributing to an average humidity of 84%. It's a month that beautifully balances warmth with refreshing rain!
In December in Barrett, the average temperature is 14°C (58°F), with maximums reaching as high as 28°C (82°F) and minimums dropping to as low as -2°C (29°F). Be prepared for a wide range of temperatures, ensuring you pack layers for both warm and chilly moments during your travels.
In Barrett in December, the total precipitation amount is 117 mm (4.6 in) spread over a period of 9 days.
In Barrett in December humidity is 84%. With an average temperature of 14°C (58°F), this humidity feels like a heavy blanket enveloping you, making every step feel sluggish and damp, which can be uncomfortable for traveling.
In Barrett in December, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Barrett.
UV Risk Categories
Weather in Barrett varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Barrett, focusing on differences in temperature, rainfall, humidity, and UV levels.
Temperature | Precipitation | Humidity | UV | |
---|---|---|---|---|
January Weather | 12°C (54°F) | 93 mm (3.7 inches) | 78% | moderate |
February Weather | 14°C (58°F) | 102 mm (4.0 inches) | 81% | very high |
March Weather | 18°C (65°F) | 100 mm (3.9 inches) | 76% | very high |
April Weather | 21°C (69°F) | 106 mm (4.2 inches) | 79% | extreme |
May Weather | 25°C (77°F) | 188 mm (7.4 inches) | 79% | extreme |
June Weather | 27°C (81°F) | 171 mm (6.7 inches) | 74% | extreme |
July Weather | 28°C (83°F) | 142 mm (5.6 inches) | 71% | extreme |
August Weather | 28°C (83°F) | 208 mm (8.2 inches) | 68% | extreme |
September Weather | 26°C (80°F) | 217 mm (8.5 inches) | 73% | very high |
October Weather | 22°C (72°F) | 116 mm (4.6 inches) | 75% | very high |
November Weather | 16°C (62°F) | 79 mm (3.1 inches) | 78% | high |
December Weather | 14°C (58°F) | 117 mm (4.6 inches) | 84% | moderate |