Last updated: June 24, 2025
In Caldwell, United States, the average temperature in April hovers around 12°C (53°F). Temperatures can vary significantly, with a minimum of -4°C (24°F) and a maximum reaching 29°C (85°F). Expect precipitation of 143 mm (5.6 in) over 14 days, accompanied by an average humidity of 86%. Whether you're braving the chill or enjoying the warmth, be prepared for a diverse climate!
In April in Caldwell, the average temperature is 12°C (53°F). The maximum can reach 29°C (85°F), while the minimum can drop as low as -4°C (24°F). This variation in temperature makes it essential for travelers to pack accordingly, ensuring comfort in both warmer and cooler conditions.
In Caldwell in April, the total precipitation amount is 143 mm (5.6 in), spread over a duration of 14 days.
In Caldwell in April humidity is 86%. With an average temperature of 12°C (53°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities less enjoyable and prompting the need for warm, layered clothing while exploring the surroundings.
In Caldwell in April, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Caldwell.
UV Risk Categories
Weather in Caldwell varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Caldwell, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 0°C (32°F) | 91 mm (3.6 inches) | 88% | moderate |
| February Weather | 2°C (37°F) | 123 mm (4.8 inches) | 88% | moderate |
| March Weather | 6°C (44°F) | 122 mm (4.8 inches) | 88% | high |
| April Weather | 12°C (53°F) | 143 mm (5.6 inches) | 86% | very high |
| May Weather | 18°C (64°F) | 147 mm (5.8 inches) | 82% | very high |
| June Weather | 22°C (71°F) | 169 mm (6.7 inches) | 84% | very high |
| July Weather | 24°C (76°F) | 126 mm (4.9 inches) | 82% | very high |
| August Weather | 23°C (74°F) | 106 mm (4.2 inches) | 73% | very high |
| September Weather | 20°C (69°F) | 109 mm (4.3 inches) | 73% | very high |
| October Weather | 15°C (58°F) | 113 mm (4.5 inches) | 81% | high |
| November Weather | 6°C (43°F) | 90 mm (3.6 inches) | 89% | moderate |
| December Weather | 3°C (38°F) | 116 mm (4.6 inches) | 86% | moderate |