May Weather in Istra, Russian Federation

Last updated: August 27, 2025

In May, the average temperature in Istra, Russian Federation hovers around 12°C (54°F), with a range that can dip to a chilly -2°C (28°F) and peak at a warm 30°C (87°F). Expect about 74 mm (2.9 in) of precipitation over 12 days, contributing to an average humidity of 75%. Remember to pack accordingly for this dynamic weather!

May Temperature in Istra

In May in Istra, the average temperature is 12°C (54°F), with maximums reaching up to 30°C (87°F) and minimums dipping as low as -2°C (28°F). Be prepared for a wide range of temperatures when traveling to Istra during this time.

May Weather in Istra: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Istra, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Istra, May typically has an average temperature of 12°C (54°F), with highs reaching up to 30°C (87°F) and lows dropping to around -2°C (28°F).

Data source: Temperature data for Istra generated using information from the Copernicus Climate Change Service.

May Precipitation in Istra

In Istra in May, the precipitation amount is 74 mm (2.9 in) over a span of 12 days.

May Precipitation Trends in Istra

The chart displays monthly precipitation patterns in Istra, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Istra, May typically receives around 74 mm (2.9 inches) of precipitation spread over approximately 12 days.

Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

May Humidity in Istra

In Istra in May, humidity is 75%. With an average temperature of 12°C (54°F), this humidity feels like a damp chill that seeps into your bones, making it essential to layer your clothing for comfort while exploring.

May Average Humidity in Istra

This chart illustrates the average monthly humidity levels in Istra, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Istra is approximately 75%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Istra

In Istra 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 Istra, you can refer to this Hourly UV Index in Istra.

Maximum UV Index Levels in Istra for May

The chart shows the monthly maximum UV Index (UVI) for Istra in May, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In May, the maximum UV index in Istra typically reaches 6, which falls under the high exposure category.

Data source: Istra May UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How May Weather in Istra Compares to Other Months

Weather in Istra varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Istra, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Istra, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-6°C (22°F)	42 mm (1.7 inches)	97%	low
February Weather	-5°C (23°F)	46 mm (1.8 inches)	95%	low
March Weather	-1°C (30°F)	43 mm (1.7 inches)	92%	moderate
April Weather	5°C (42°F)	52 mm (2.1 inches)	83%	moderate
May Weather	12°C (54°F)	74 mm (2.9 inches)	75%	high
June Weather	17°C (63°F)	83 mm (3.3 inches)	76%	high
July Weather	18°C (65°F)	109 mm (4.3 inches)	79%	high
August Weather	17°C (63°F)	69 mm (2.7 inches)	78%	high
September Weather	12°C (54°F)	62 mm (2.4 inches)	86%	moderate
October Weather	7°C (44°F)	57 mm (2.2 inches)	91%	moderate
November Weather	1°C (33°F)	46 mm (1.8 inches)	95%	low
December Weather	-4°C (25°F)	62 mm (2.4 inches)	94%	low