Last updated: June 24, 2025
In March, the average temperature in Clayton, United States hovers around 0°C (32°F), with extremes that can dip to a chilly -18°C (0°F) or rise to a pleasant 19°C (66°F). Rainfall is expected, with 83 mm (3.2 in) over the course of 11 days, contributing to a high average humidity of 86%. Prepare for a month where the cold and damp can be as prominent as the occasional warmth.
In March in Clayton, the average temperature is 0°C (32°F). The maximum can reach 19°C (66°F), and the minimum can be as low as -18°C (0°F). Be prepared for a wide range of temperatures if you're planning to travel during this time.
In Clayton in March, the precipitation amount is 83 mm (3.2 in), occurring over the course of 11 days.
In Clayton in March humidity is 86%. With an average temperature of 0°C (32°F), this humidity feels like a biting chill that seeps into your bones, making travel feel uncomfortable and damp, as the cold air combines with the moisture to create a brisk sensation that may deter outdoor exploration.
In Clayton in March, 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 Clayton.
UV Risk Categories
Weather in Clayton varies notably across the year, with each month offering distinct climate conditions. This page compares March’s weather to other months in Clayton, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -5°C (23°F) | 82 mm (3.2 inches) | 93% | low |
| February Weather | -4°C (25°F) | 80 mm (3.2 inches) | 93% | moderate |
| March Weather | 0°C (32°F) | 83 mm (3.2 inches) | 86% | moderate |
| April Weather | 6°C (43°F) | 127 mm (5.0 inches) | 82% | very high |
| May Weather | 13°C (55°F) | 100 mm (3.9 inches) | 75% | very high |
| June Weather | 18°C (65°F) | 94 mm (3.7 inches) | 68% | very high |
| July Weather | 22°C (72°F) | 131 mm (5.2 inches) | 69% | very high |
| August Weather | 21°C (71°F) | 99 mm (3.9 inches) | 67% | very high |
| September Weather | 17°C (63°F) | 70 mm (2.8 inches) | 72% | high |
| October Weather | 11°C (52°F) | 156 mm (6.1 inches) | 83% | moderate |
| November Weather | 4°C (39°F) | 117 mm (4.6 inches) | 88% | moderate |
| December Weather | -1°C (30°F) | 98 mm (3.8 inches) | 89% | low |