Last updated: August 27, 2025
In Bismo, Norway, the average temperature in May hovers around 3°C (37°F), but be prepared for some extremes—with minimums dropping to -12°C (10°F) and maximums reaching 21°C (69°F). Expect a fair amount of precipitation, averaging 62 mm (2.4 in) over 14 days, and don't forget about the high humidity levels, which sit at a notable 85%.
In May in Bismo, the average temperature is 3°C (37°F). The maximum can reach 21°C (69°F), and the minimum can be as low as -12°C (10°F). It's advisable to pack layers to stay comfortable while exploring the diverse weather conditions.
In Bismo in May, the precipitation amount is 62 mm (2.4 in) over a span of 14 days.
In Bismo in May, humidity is 85%. With an average temperature of 3°C (37°F), this humidity feels like a chilling blanket enveloping you, making traveling uncomfortable as your clothes cling to your skin and the cold air bites at your face.
In Bismo in May, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Bismo, you can refer to this Hourly UV Index in Bismo.
UV Risk Categories
Weather in Bismo varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Bismo, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -8°C (18°F) | 94 mm (3.7 inches) | 99% | low |
| February Weather | -8°C (18°F) | 62 mm (2.4 inches) | 97% | low |
| March Weather | -6°C (21°F) | 82 mm (3.2 inches) | 94% | moderate |
| April Weather | -3°C (28°F) | 75 mm (2.9 inches) | 89% | moderate |
| May Weather | 3°C (37°F) | 62 mm (2.4 inches) | 85% | high |
| June Weather | 9°C (49°F) | 86 mm (3.4 inches) | 82% | high |
| July Weather | 11°C (52°F) | 93 mm (3.7 inches) | 84% | high |
| August Weather | 9°C (49°F) | 108 mm (4.3 inches) | 89% | moderate |
| September Weather | 5°C (42°F) | 109 mm (4.3 inches) | 92% | moderate |
| October Weather | 0°C (33°F) | 124 mm (4.9 inches) | 96% | low |
| November Weather | -4°C (24°F) | 87 mm (3.4 inches) | 97% | low |
| December Weather | -7°C (19°F) | 97 mm (3.8 inches) | 99% | low |