Last updated: June 24, 2025
In January, the average temperature in Henderson, United States hovers around 9°C (49°F). Temperatures can swing dramatically, with a minimum of -12°C (10°F) and a maximum reaching up to 26°C (80°F). Expect 104 mm (4.1 in) of precipitation spread over 8 days, contributing to an average humidity of 82%. Stay prepared for a variety of weather conditions!
In January in Henderson, the average temperature is 9°C (49°F). Maximums can reach 26°C (80°F), while minimums can drop as low as -12°C (10°F). Be prepared for a wide range of temperatures if you plan to travel during this time.
In Henderson, in January, the precipitation amount is 104 mm (4.1 in) over a span of 8 days.
In Henderson in January, humidity is 82%. With an average temperature of 9°C (49°F), this humidity feels like a damp chill that clings to your skin, making outdoor activities less enjoyable and prompting travelers to seek warmth indoors or in cozy cafes.
In Henderson in January, 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 Henderson for better planning.
UV Risk Categories
Weather in Henderson varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Henderson, focusing on differences in temperature, rainfall, humidity, and UV levels.
Temperature | Precipitation | Humidity | UV | |
---|---|---|---|---|
January Weather | 9°C (49°F) | 104 mm (4.1 inches) | 82% | moderate |
February Weather | 11°C (52°F) | 146 mm (5.7 inches) | 80% | high |
March Weather | 16°C (61°F) | 125 mm (4.9 inches) | 78% | very high |
April Weather | 19°C (66°F) | 144 mm (5.7 inches) | 79% | very high |
May Weather | 23°C (75°F) | 140 mm (5.5 inches) | 81% | extreme |
June Weather | 27°C (81°F) | 112 mm (4.4 inches) | 77% | extreme |
July Weather | 29°C (84°F) | 82 mm (3.2 inches) | 72% | extreme |
August Weather | 29°C (85°F) | 77 mm (3.0 inches) | 65% | extreme |
September Weather | 26°C (80°F) | 90 mm (3.6 inches) | 63% | very high |
October Weather | 20°C (69°F) | 103 mm (4.0 inches) | 70% | very high |
November Weather | 14°C (58°F) | 59 mm (2.3 inches) | 82% | high |
December Weather | 12°C (53°F) | 121 mm (4.8 inches) | 88% | moderate |