Last updated: June 24, 2025
In April, the average temperature in Bonner-West Riverside, United States hovers around 4°C (39°F), with extremes ranging from a chilly -12°C (11°F) to a pleasant 25°C (77°F). Expect approximately 84 mm (3.3 in) of precipitation spread over 17 days, contributing to an average humidity level of 85%. Stay prepared for wet conditions and varying temperatures!
In April in Bonner-West Riverside, the average temperature is 4°C (39°F), with maximums reaching up to 25°C (77°F) and minimums dropping as low as -12°C (11°F). Be prepared for a wide range of temperatures when traveling during this time.
In Bonner-West Riverside in April, the precipitation amount is 84 mm (3.3 in) spread over 17 days, indicating a relatively wet period.
In Bonner-West Riverside in April, humidity is 85%. With an average temperature of 4°C (39°F), this humidity feels like a damp chill that seeps into your bones, making traveling uncomfortable and requiring extra layers to ward off the cold and moisture.
In Bonner-West Riverside in April, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Bonner-West Riverside.
UV Risk Categories
Weather in Bonner-West Riverside varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Bonner-West Riverside, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -5°C (24°F) | 48 mm (1.9 inches) | 93% | low |
| February Weather | -6°C (21°F) | 98 mm (3.8 inches) | 92% | moderate |
| March Weather | 0°C (32°F) | 59 mm (2.3 inches) | 89% | high |
| April Weather | 4°C (39°F) | 84 mm (3.3 inches) | 85% | high |
| May Weather | 10°C (50°F) | 88 mm (3.5 inches) | 80% | very high |
| June Weather | 15°C (59°F) | 74 mm (2.9 inches) | 78% | very high |
| July Weather | 20°C (68°F) | 19 mm (0.8 inches) | 77% | very high |
| August Weather | 19°C (67°F) | 27 mm (1.1 inches) | 66% | very high |
| September Weather | 13°C (56°F) | 37 mm (1.5 inches) | 67% | very high |
| October Weather | 5°C (41°F) | 70 mm (2.8 inches) | 77% | moderate |
| November Weather | 0°C (33°F) | 71 mm (2.8 inches) | 89% | moderate |
| December Weather | -3°C (27°F) | 70 mm (2.7 inches) | 95% | low |