Last updated: August 28, 2025
In Herlen, Mongolia, the average temperature during April hovers around 5°C (41°F). Temperatures can vary significantly, dipping to a chilly -11°C (12°F) at the lowest and soaring to a warm 29°C (84°F) at the highest. Expect light rainfall, with a total precipitation of just 8 mm (0.3 in) over 2 days. On average, the humidity stands at a comfortable 54%, making it an interesting time to explore!
In April in Herlen, the average temperature is 5°C (41°F). Maximum temperatures can reach 29°C (84°F), while minimums can drop to as low as -11°C (12°F). It's advisable to pack layers and be prepared for a wide range of weather conditions when traveling.
In Herlen in April, the precipitation amount is 8 mm (0.3 in) over the course of 2 days.
In Herlen in April, humidity is 54%. With an average temperature of 5°C (41°F), this humidity feels like a crisp, invigorating chill that can be refreshing for short outdoor excursions but may require extra layers for comfort during longer explorations.
In Herlen 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 Herlen.
UV Risk Categories
Weather in Herlen varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Herlen, focusing on differences in temperature, rainfall, humidity, and UV levels.
Temperature | Precipitation | Humidity | UV | |
---|---|---|---|---|
January Weather | -21°C (-6°F) | 2 mm (0.1 inches) | 85% | low |
February Weather | -17°C (2°F) | 3 mm (0.1 inches) | 75% | moderate |
March Weather | -4°C (25°F) | 4 mm (0.1 inches) | 55% | moderate |
April Weather | 5°C (41°F) | 8 mm (0.3 inches) | 54% | high |
May Weather | 12°C (54°F) | 19 mm (0.7 inches) | 52% | very high |
June Weather | 19°C (66°F) | 32 mm (1.2 inches) | 51% | very high |
July Weather | 21°C (70°F) | 66 mm (2.6 inches) | 64% | very high |
August Weather | 17°C (64°F) | 75 mm (2.9 inches) | 67% | very high |
September Weather | 12°C (54°F) | 28 mm (1.1 inches) | 68% | high |
October Weather | 2°C (35°F) | 14 mm (0.5 inches) | 65% | moderate |
November Weather | -9°C (15°F) | 9 mm (0.3 inches) | 63% | low |
December Weather | -19°C (-2°F) | 3 mm (0.1 inches) | 80% | low |