Last updated: August 27, 2025
In Vostok, Russian Federation, the average temperature in May hovers around 5°C (42°F). Expect chilly days with temperatures dipping to as low as -3°C (26°F) and possibly reaching up to 19°C (66°F). This month also witnesses 70 mm (2.8 in) of precipitation over approximately 10 days, accompanied by a high average humidity of 89%. Stay prepared for a combination of cool temperatures and wet weather!
In May in Vostok, the average temperature is 5°C (42°F), with maximums reaching up to 19°C (66°F) and minimums dropping as low as -3°C (26°F). Travelers should be prepared for a range of weather conditions during this time, so dressing in layers is advisable.
In Vostok in May, the precipitation amount is 70 mm (2.8 in) over a period of 10 days.
In Vostok in May humidity is 89%. With an average temperature of 5°C (42°F), this humidity feels like a chill that clings to your skin, making outdoor activities less enjoyable and requiring extra layers to stay warm and comfortable while exploring.
In Vostok in May, 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 Vostok.
UV Risk Categories
Weather in Vostok varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Vostok, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -14°C (7°F) | 29 mm (1.1 inches) | 94% | low |
| February Weather | -12°C (10°F) | 34 mm (1.3 inches) | 93% | moderate |
| March Weather | -5°C (23°F) | 58 mm (2.3 inches) | 89% | moderate |
| April Weather | 1°C (33°F) | 66 mm (2.6 inches) | 88% | high |
| May Weather | 5°C (42°F) | 70 mm (2.8 inches) | 89% | high |
| June Weather | 9°C (49°F) | 72 mm (2.8 inches) | 87% | very high |
| July Weather | 15°C (59°F) | 59 mm (2.3 inches) | 92% | very high |
| August Weather | 15°C (60°F) | 80 mm (3.2 inches) | 92% | very high |
| September Weather | 14°C (57°F) | 107 mm (4.2 inches) | 88% | high |
| October Weather | 7°C (46°F) | 96 mm (3.8 inches) | 81% | moderate |
| November Weather | -1°C (31°F) | 78 mm (3.1 inches) | 75% | low |
| December Weather | -11°C (13°F) | 61 mm (2.4 inches) | 88% | low |