October Weather in Posio, Finland

Last updated: August 23, 2025

In October, the average temperature in Posio, Finland hovers around 2°C (35°F), with a minimum dropping to -14°C (6°F) and a maximum reaching 14°C (58°F). This month also brings about a significant precipitation of 82 mm (3.2 in) spread over approximately 15 days, resulting in a notably high average humidity of 96%.

October Temperature in Posio

In October in Posio, the average temperature is 2°C (35°F), with maximums reaching 14°C (58°F) and minimums dropping as low as -14°C (6°F). Be sure to pack appropriate winter clothing to stay warm while exploring the snowy landscapes.

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

The chart illustrates October temperature patterns in Posio, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Posio, October typically has an average temperature of 2°C (35°F), with highs reaching up to 14°C (58°F) and lows dropping to around -14°C (6°F).

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

October Precipitation in Posio

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

October Precipitation Trends in Posio

The chart displays monthly precipitation patterns in Posio, 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 Posio, 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 Posio

In Posio in October humidity is 96%. With an average temperature of 2°C (35°F), this humidity feels like a chilling fog wrapping around you, making each breath heavy and damp, a challenge for any traveler seeking comfort in the cold.

October Average Humidity in Posio

This chart illustrates the average monthly humidity levels in Posio, 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 Posio is approximately 96%, 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 Posio

In Posio 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 Posio, you can visit Hourly UV Index in Posio.

Maximum UV Index Levels in Posio for October

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

Data source: Posio 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 Posio Compares to Other Months

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

This table compares monthly weather conditions in Posio, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-10°C (14°F)	43 mm (1.7 inches)	101%	low
February Weather	-10°C (14°F)	40 mm (1.6 inches)	99%	low
March Weather	-6°C (21°F)	44 mm (1.7 inches)	94%	low
April Weather	0°C (32°F)	43 mm (1.7 inches)	88%	moderate
May Weather	5°C (41°F)	49 mm (1.9 inches)	83%	moderate
June Weather	12°C (55°F)	85 mm (3.4 inches)	79%	high
July Weather	15°C (60°F)	76 mm (3.0 inches)	83%	high
August Weather	12°C (55°F)	110 mm (4.3 inches)	87%	moderate
September Weather	7°C (46°F)	82 mm (3.2 inches)	91%	moderate
October Weather	2°C (35°F)	82 mm (3.2 inches)	96%	low
November Weather	-3°C (27°F)	71 mm (2.8 inches)	96%	low
December Weather	-7°C (20°F)	58 mm (2.3 inches)	100%	low