October Weather in Sylva, Russian Federation

Last updated: August 27, 2025

In October, the average temperature in Sylva, Russian Federation hovers around 4°C (40°F). During this month, temperatures can dip as low as -9°C (16°F) or rise to a pleasant 19°C (66°F). Expect 66 mm (2.6 in) of precipitation spread over 15 days, with an average humidity level of a high 91%.

October Temperature in Sylva

In October in Sylva, the average temperature is 4°C (40°F), with maximums reaching 19°C (66°F) and minimums dropping as low as -9°C (16°F). It's advisable to pack layers and be prepared for chilly conditions, as well as the potential for warmer days.

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

The chart illustrates October 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, October typically has an average temperature of 4°C (40°F), with highs reaching up to 19°C (66°F) and lows dropping to around -9°C (16°F).

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

October Precipitation in Sylva

In Sylva in October, the total precipitation amount is 66 mm (2.6 in) spread over 15 days.

October Precipitation Trends in Sylva

The chart displays monthly precipitation patterns in Sylva, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Sylva, October typically receives around 66 mm (2.6 inches) of precipitation spread over approximately 15 days.

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

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Millimeters (mm) Inches (in)

October Humidity in Sylva

In Sylva in October, humidity is 91%. With an average temperature of 4°C (40°F), this humidity feels like a chilly dampness that clings to your skin, making outdoor travel uncomfortable and necessitating extra layers for warmth.

October Average Humidity in Sylva

This chart illustrates the average monthly humidity levels in Sylva, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Sylva is approximately 91%, offering insight into how humid the weather typically is during this month.

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

October UV Index in Sylva

In Sylva in October, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Sylva, you can check the information here.

Maximum UV Index Levels in Sylva for October

The chart shows the monthly maximum UV Index (UVI) for Sylva in October, 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 October, the maximum UV index in Sylva typically reaches 3, which falls under the moderate exposure category.

Data source: Sylva October 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 October 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 October’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 October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-12°C (11°F)	39 mm (1.5 inches)	99%	low
February Weather	-10°C (13°F)	48 mm (1.9 inches)	97%	low
March Weather	-5°C (24°F)	47 mm (1.9 inches)	95%	moderate
April Weather	3°C (38°F)	48 mm (1.9 inches)	90%	moderate
May Weather	11°C (52°F)	56 mm (2.2 inches)	79%	high
June Weather	15°C (59°F)	80 mm (3.1 inches)	71%	high
July Weather	19°C (66°F)	105 mm (4.1 inches)	81%	high
August Weather	16°C (61°F)	89 mm (3.5 inches)	80%	high
September Weather	10°C (49°F)	67 mm (2.6 inches)	89%	moderate
October Weather	4°C (40°F)	66 mm (2.6 inches)	91%	moderate
November Weather	-4°C (25°F)	59 mm (2.3 inches)	94%	low
December Weather	-9°C (16°F)	49 mm (1.9 inches)	90%	low