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May Weather in Sylva, Russian Federation

Last updated: August 27, 2025

In May, the average temperature in Sylva, Russian Federation is a cool 11°C (51°F). However, temperatures can vary significantly, dipping as low as -14°C (8°F) or soaring to a warm 32°C (90°F). Be prepared for some rain, as the region experiences 58 mm (2.3 in) of precipitation over 11 days. With an average humidity of 78%, it's a good idea to pack breathable clothing and an umbrella!

May Temperature in Sylva

In May in Sylva, the average temperature is 11°C (51°F). Maximum temperatures can reach 32°C (90°F), while minimum temperatures can drop as low as -14°C (8°F). Pack accordingly to enjoy a range of weather conditions during your travels!

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

The chart illustrates May temperature patterns in Sylva, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sylva, May typically has an average temperature of 11°C (51°F), with highs reaching up to 32°C (90°F) and lows dropping to around -14°C (8°F).
JanFebMarAprMayJunJulAugSepOctNovDec91223385157646048382314
Data source: Temperature data for Sylva generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in Sylva

In Sylva in May, the precipitation amount is 58 mm (2.3 in) over the course of 11 days.

May Precipitation Trends in Sylva

The chart displays monthly precipitation patterns in Sylva, 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 Sylva, May typically receives around 58 mm (2.3 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec364147515883859666584840
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Sylva

In Sylva in May, humidity is 78%. With an average temperature of 11°C (51°F), this humidity feels like a damp chill that lingers in the air, making outdoor activities less inviting and leading to a persistent sense of coolness that can be invigorating yet uncomfortable for travelers.

May Average Humidity in Sylva

This chart illustrates the average monthly humidity levels in Sylva, 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 Sylva is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec99%96%95%90%78%70%82%82%89%90%95%93%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Sylva

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

Maximum UV Index Levels in Sylva for May

The chart shows the monthly maximum UV Index (UVI) for Sylva 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 Sylva typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124567764311
Data source: Sylva 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 Sylva Compares to Other Months

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

This table compares monthly weather conditions in Sylva, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-13°C (9°F)35 mm (1.4 inches)99%low
February Weather-11°C (13°F)41 mm (1.6 inches)96%low
March Weather-5°C (23°F)47 mm (1.9 inches)95%moderate
April Weather3°C (38°F)51 mm (2.0 inches)90%moderate
May Weather11°C (51°F)58 mm (2.3 inches)78%high
June Weather14°C (57°F)83 mm (3.3 inches)70%high
July Weather18°C (65°F)85 mm (3.3 inches)82%high
August Weather15°C (60°F)96 mm (3.8 inches)81%high
September Weather9°C (48°F)66 mm (2.6 inches)89%moderate
October Weather3°C (38°F)58 mm (2.3 inches)90%moderate
November Weather-5°C (23°F)48 mm (1.9 inches)94%low
December Weather-10°C (14°F)40 mm (1.6 inches)93%low

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