Last updated: June 24, 2025
In April, the average temperature in Walnut Grove, United States is a mild 13°C (56°F), but don't be surprised by the extremes; it can drop as low as -5°C (24°F) and soar up to 31°C (89°F). This month also sees about 137 mm (5.4 in) of precipitation over 12 days, contributing to an average humidity of 78%. Whether you're braving the chill or enjoying the warmth, be prepared for a variety of weather conditions!
In April in Walnut Grove, the average temperature is 13°C (56°F). Maximum temperatures can reach 31°C (89°F), while the minimum can drop as low as -5°C (24°F). This variation in temperatures makes it essential for travelers to pack accordingly for both warm and chilly conditions.
In Walnut Grove in April, the precipitation amount is 137 mm (5.4 in) that occurs over the course of 12 days.
In Walnut Grove in April, humidity is 78%. With an average temperature of 13°C (56°F), this humidity feels like a damp chill that can make outdoor activities a bit uncomfortable, creating a heavy atmosphere that clings to the skin, urging travelers to dress in layers for warmth and comfort.
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 | 2°C (35°F) | 75 mm (3.0 inches) | 81% | moderate |
| February Weather | 3°C (38°F) | 70 mm (2.8 inches) | 78% | high |
| March Weather | 9°C (49°F) | 133 mm (5.3 inches) | 76% | high |
| April Weather | 13°C (56°F) | 137 mm (5.4 inches) | 78% | very high |
| May Weather | 19°C (67°F) | 175 mm (6.9 inches) | 83% | very high |
| June Weather | 25°C (77°F) | 79 mm (3.1 inches) | 83% | extreme |
| July Weather | 27°C (80°F) | 95 mm (3.7 inches) | 78% | extreme |
| August Weather | 25°C (77°F) | 121 mm (4.8 inches) | 68% | very high |
| September Weather | 23°C (73°F) | 58 mm (2.3 inches) | 64% | very high |
| October Weather | 15°C (59°F) | 126 mm (5.0 inches) | 70% | high |
| November Weather | 8°C (47°F) | 62 mm (2.5 inches) | 83% | moderate |
| December Weather | 5°C (42°F) | 45 mm (1.8 inches) | 87% | moderate |