Last updated: August 27, 2025
In May, the average temperature in Iaz, Romania hovers around 14°C (57°F), though it can range from a chilly 0°C (32°F) to a warm 27°C (81°F). Expect about 134 mm (5.3 in) of precipitation spread over 19 days, contributing to an average humidity of 74%. Be prepared for a mix of cool and warm days, with occasional rain adding a refreshing touch!
In May in Iaz, the average temperature is 14°C (57°F), with maximums reaching up to 27°C (81°F) and minimums dropping as low as 0°C (32°F). This makes it an ideal time for travelers to enjoy a mix of mild days and cooler nights, so be sure to pack layers for your visit.
In Iaz in May, the precipitation amount is 134 mm (5.3 in) over a span of 19 days.
In Iaz in May, humidity is 74%. With an average temperature of 14°C (57°F), this humidity feels like a warm, damp blanket wrapping around you, making it slightly uncomfortable for traveling, as you may find yourself quickly sweating and in need of frequent breaks to cool down.
In Iaz in May, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Iaz.
UV Risk Categories
Weather in Iaz varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Iaz, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -1°C (30°F) | 67 mm (2.6 inches) | 89% | low |
| February Weather | 2°C (37°F) | 73 mm (2.9 inches) | 86% | moderate |
| March Weather | 5°C (41°F) | 75 mm (3.0 inches) | 82% | moderate |
| April Weather | 10°C (50°F) | 72 mm (2.8 inches) | 73% | high |
| May Weather | 14°C (57°F) | 134 mm (5.3 inches) | 74% | very high |
| June Weather | 18°C (65°F) | 137 mm (5.4 inches) | 70% | very high |
| July Weather | 20°C (68°F) | 99 mm (3.9 inches) | 70% | very high |
| August Weather | 21°C (69°F) | 77 mm (3.0 inches) | 59% | very high |
| September Weather | 16°C (61°F) | 61 mm (2.4 inches) | 67% | high |
| October Weather | 11°C (52°F) | 71 mm (2.8 inches) | 82% | moderate |
| November Weather | 7°C (44°F) | 57 mm (2.3 inches) | 89% | moderate |
| December Weather | 2°C (36°F) | 107 mm (4.2 inches) | 91% | low |