Last updated: June 24, 2025
In April, the average temperature in Walnut Grove, United States is a comfortable 17°C (63°F). However, be prepared for a range of conditions, as temperatures can dip to a chilly 1°C (33°F) or soar to a warm 30°C (86°F). Expect about 121 mm (4.8 in) of precipitation spread over 9 days, and a humidity level of around 81% can make the air feel quite steamy.
In April in Walnut Grove, the average temperature is 17°C (63°F), with maximums reaching 30°C (86°F) and minimums dropping as low as 1°C (33°F). This makes it an ideal time for travelers to experience a mix of warm days and cool evenings, perfect for exploring and enjoying outdoor activities.
In Walnut Grove in April, the precipitation amount is 121 mm (4.8 in) over the course of 9 days.
In Walnut Grove in April humidity is 81%. With an average temperature of 17°C (63°F), this humidity feels like a warm blanket enveloping you, making travel slightly oppressive and calling for frequent breaks in air-conditioned spaces to recharge and enjoy your journey comfortably.
In Walnut Grove in April, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Walnut Grove.
UV Risk Categories
Weather in Walnut Grove varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Walnut Grove, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 8°C (46°F) | 105 mm (4.1 inches) | 86% | moderate |
| February Weather | 11°C (52°F) | 138 mm (5.4 inches) | 84% | high |
| March Weather | 14°C (57°F) | 116 mm (4.6 inches) | 83% | very high |
| April Weather | 17°C (63°F) | 121 mm (4.8 inches) | 81% | very high |
| May Weather | 22°C (72°F) | 111 mm (4.4 inches) | 81% | extreme |
| June Weather | 25°C (77°F) | 117 mm (4.6 inches) | 81% | extreme |
| July Weather | 26°C (80°F) | 114 mm (4.5 inches) | 83% | extreme |
| August Weather | 26°C (79°F) | 131 mm (5.2 inches) | 81% | very high |
| September Weather | 24°C (75°F) | 111 mm (4.4 inches) | 82% | very high |
| October Weather | 19°C (66°F) | 118 mm (4.7 inches) | 78% | very high |
| November Weather | 12°C (53°F) | 80 mm (3.2 inches) | 86% | high |
| December Weather | 9°C (49°F) | 134 mm (5.3 inches) | 89% | moderate |