Last updated: August 23, 2025
In Nanto-shi, Japan, the average temperature in April hovers around 10°C (51°F). During this time, you can expect a range of temperatures, with a minimum of -7°C (20°F) and a pleasant maximum reaching 29°C (84°F). However, be prepared for some rain, as 214 mm (8.4 in) of precipitation falls over approximately 16 days. Don't forget to bring a light jacket, as the average humidity is quite high at 77%.
In April in Nanto-shi, the average temperature is 10°C (51°F). Maximums can reach 29°C (84°F) and minimums can be as low as -7°C (20°F). This wide temperature range means travelers should prepare for both warm days and chilly nights.
In Nanto-shi in April, the total precipitation amount is 214 mm (8.4 in), which occurs over the course of 16 days.
In Nanto-shi in April humidity is 77%. With an average temperature of 10°C (51°F), this humidity feels like a damp chill that can make outdoor activities somewhat uncomfortable, causing clothes to cling to your skin and breathing to feel heavier, which may deter longer sightseeing adventures.
In Nanto-shi 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 Nanto-shi.
UV Risk Categories
Weather in Nanto-shi varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Nanto-shi, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 0°C (32°F) | 204 mm (8.1 inches) | 80% | moderate |
| February Weather | 0°C (33°F) | 193 mm (7.6 inches) | 78% | high |
| March Weather | 5°C (41°F) | 209 mm (8.2 inches) | 76% | very high |
| April Weather | 10°C (51°F) | 214 mm (8.4 inches) | 77% | very high |
| May Weather | 16°C (62°F) | 170 mm (6.7 inches) | 85% | extreme |
| June Weather | 20°C (67°F) | 248 mm (9.8 inches) | 89% | extreme |
| July Weather | 24°C (76°F) | 424 mm (16.7 inches) | 93% | extreme |
| August Weather | 25°C (78°F) | 321 mm (12.6 inches) | 92% | extreme |
| September Weather | 21°C (70°F) | 285 mm (11.2 inches) | 84% | very high |
| October Weather | 15°C (59°F) | 261 mm (10.3 inches) | 81% | high |
| November Weather | 8°C (47°F) | 162 mm (6.4 inches) | 77% | moderate |
| December Weather | 3°C (37°F) | 250 mm (9.8 inches) | 79% | moderate |