Last updated: June 24, 2025
In May, the average temperature in Norway, United States hovers around 16°C (62°F). Expect a range where temperatures can dip to a chilly 0°C (32°F) and soar to a warm 34°C (94°F). With precipitation of 163 mm (6.4 in) over approximately 15 days, it's advisable to keep an umbrella handy. The air tends to be quite humid, with an average humidity level of 78%, adding to the overall atmospheric experience.
In May in Norway, the average temperature is 16°C (62°F). Maximum temperatures can reach 34°C (94°F), while minimums can drop as low as 0°C (32°F). This diverse temperature range makes Norway an ideal destination for travelers seeking both warm days and cool evenings.
In Norway in May, the total precipitation amount is 163 mm (6.4 in) spread over 15 days.
In Norway in May, humidity is 78%. With an average temperature of 16°C (62°F), this humidity feels like a warm blanket wrapping around you, making outdoor activities enjoyable yet slightly sticky. Travelers may find the weather pleasantly mild, though they'll appreciate having light, breathable clothing on hand to stay comfortable while exploring.
In Norway in May, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Norway.
UV Risk Categories
Weather in Norway varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Norway, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -6°C (21°F) | 46 mm (1.8 inches) | 81% | moderate |
| February Weather | -5°C (23°F) | 54 mm (2.1 inches) | 81% | moderate |
| March Weather | 3°C (38°F) | 73 mm (2.9 inches) | 81% | high |
| April Weather | 9°C (48°F) | 83 mm (3.3 inches) | 82% | very high |
| May Weather | 16°C (62°F) | 163 mm (6.4 inches) | 78% | very high |
| June Weather | 23°C (73°F) | 141 mm (5.6 inches) | 81% | extreme |
| July Weather | 24°C (76°F) | 88 mm (3.5 inches) | 79% | very high |
| August Weather | 22°C (72°F) | 70 mm (2.7 inches) | 77% | very high |
| September Weather | 19°C (67°F) | 124 mm (4.9 inches) | 78% | very high |
| October Weather | 11°C (52°F) | 142 mm (5.6 inches) | 78% | high |
| November Weather | 3°C (38°F) | 46 mm (1.8 inches) | 87% | moderate |
| December Weather | -1°C (30°F) | 42 mm (1.6 inches) | 84% | moderate |