October Weather in Lammi, Finland

Last updated: August 23, 2025

In October, the average temperature in Lammi, Finland hovers around 6°C (43°F), with a minimum drop to -5°C (22°F) and a pleasant maximum reaching 18°C (65°F). Expect about 78 mm (3.1 in) of precipitation spread over 16 days, accompanied by a high average humidity of 93%, creating a wonderfully crisp atmosphere for all your adventures!

October Temperature in Lammi

In October in Lammi, the average temperature is 6°C (43°F). The maximum can reach 18°C (65°F) and the minimum can be as low as -5°C (22°F). It's a great time to pack layers and enjoy the crisp air while exploring the local attractions.

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

The chart illustrates October temperature patterns in Lammi, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lammi, October typically has an average temperature of 6°C (43°F), with highs reaching up to 18°C (65°F) and lows dropping to around -5°C (22°F).

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

October Precipitation in Lammi

In Lammi in October, the precipitation amount is 78 mm (3.1 in) over the course of 16 days.

October Precipitation Trends in Lammi

The chart displays monthly precipitation patterns in Lammi, 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 Lammi, October typically receives around 78 mm (3.1 inches) of precipitation spread over approximately 16 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

October Humidity in Lammi

In Lammi in October, humidity is 93%. With an average temperature of 6°C (43°F), this humidity feels like a damp chill that seeps into your bones, making travel particularly uncomfortable and the air feel heavy, as though every step is met with resistance.

October Average Humidity in Lammi

This chart illustrates the average monthly humidity levels in Lammi, 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 Lammi is approximately 93%, 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 Lammi

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

Maximum UV Index Levels in Lammi for October

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

Data source: Lammi 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 Lammi Compares to Other Months

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

This table compares monthly weather conditions in Lammi, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-4°C (25°F)	48 mm (1.9 inches)	97%	low
February Weather	-5°C (24°F)	42 mm (1.7 inches)	95%	low
March Weather	-2°C (29°F)	44 mm (1.7 inches)	93%	moderate
April Weather	3°C (38°F)	47 mm (1.8 inches)	86%	moderate
May Weather	10°C (50°F)	58 mm (2.3 inches)	75%	moderate
June Weather	16°C (61°F)	69 mm (2.7 inches)	75%	high
July Weather	17°C (63°F)	83 mm (3.3 inches)	80%	high
August Weather	16°C (61°F)	81 mm (3.2 inches)	83%	moderate
September Weather	11°C (52°F)	67 mm (2.6 inches)	90%	moderate
October Weather	6°C (43°F)	78 mm (3.1 inches)	93%	low
November Weather	2°C (36°F)	53 mm (2.1 inches)	94%	low
December Weather	-2°C (28°F)	67 mm (2.6 inches)	95%	low