October Weather in Merijaervi, Finland

Last updated: August 23, 2025

In October, the average temperature in Merijaervi, Finland hovers around 4°C (40°F), with a minimum of -13°C (8°F) and a maximum reaching 20°C (68°F). Expect about 82 mm (3.2 in) of precipitation spread over 15 days, while the air maintains a high average humidity of 94%.

October Temperature in Merijaervi

In October, in Merijaervi, the average temperature is 4°C (40°F). Maximums can reach 20°C (68°F) and minimums can drop as low as -13°C (8°F). Therefore, travelers should be prepared for a wide range of temperatures and dress in layers to stay comfortable.

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

The chart illustrates October temperature patterns in Merijaervi, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Merijaervi, October typically has an average temperature of 4°C (40°F), with highs reaching up to 20°C (68°F) and lows dropping to around -13°C (8°F).

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

October Precipitation in Merijaervi

In Merijaervi in October, the precipitation amount is 82 mm (3.2 in) over the course of 15 days.

October Precipitation Trends in Merijaervi

The chart displays monthly precipitation patterns in Merijaervi, 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 Merijaervi, October typically receives around 82 mm (3.2 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 Merijaervi

In Merijaervi in October humidity is 94%. With an average temperature of 4°C (40°F), this humidity feels like a damp chill that clings to your skin, making it uncomfortable for traveling and causing you to feel colder than the actual temperature suggests.

October Average Humidity in Merijaervi

This chart illustrates the average monthly humidity levels in Merijaervi, 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 Merijaervi is approximately 94%, 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 Merijaervi

In Merijaervi in October, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Merijaervi, you can visit Hourly UV Index in Merijaervi.

Maximum UV Index Levels in Merijaervi for October

The chart shows the monthly maximum UV Index (UVI) for Merijaervi 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 Merijaervi typically reaches 2, which falls under the low exposure category.

Data source: Merijaervi 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 Merijaervi Compares to Other Months

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

This table compares monthly weather conditions in Merijaervi, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-6°C (21°F)	37 mm (1.4 inches)	99%	low
February Weather	-7°C (19°F)	39 mm (1.5 inches)	97%	low
March Weather	-3°C (27°F)	38 mm (1.5 inches)	93%	moderate
April Weather	2°C (36°F)	40 mm (1.6 inches)	86%	moderate
May Weather	8°C (47°F)	57 mm (2.2 inches)	80%	moderate
June Weather	15°C (59°F)	60 mm (2.3 inches)	76%	high
July Weather	17°C (63°F)	75 mm (3.0 inches)	79%	high
August Weather	15°C (58°F)	96 mm (3.8 inches)	83%	moderate
September Weather	10°C (50°F)	77 mm (3.0 inches)	89%	moderate
October Weather	4°C (40°F)	82 mm (3.2 inches)	94%	low
November Weather	0°C (32°F)	60 mm (2.4 inches)	94%	low
December Weather	-4°C (25°F)	49 mm (1.9 inches)	98%	low