What’s the climate like in Koski?
The current climate in Koski features temperatures ranging from a high of 21°C to a low of -2°C throughout the year. The average yearly temperature is around 10°C. At night, temperatures in the colder months average around -8°C and in the warmer months around 11°C.
The highest temperature recorded in Koski in recent years was 32°C in June 2020. The lowest daytime temperature recorded was -24°C in January 2016.
On average, Koski gets 405 mm of precipitation each year. Of this, about 187 cm is snowfall. For comparison, New York gets 1142 mm of precipitation each year.
Curious about the weather in other parts of Finland? Check out the climate and weather for spots like Helsinki, Rovaniemi, Kuusamo, or explore other destinations in Finland.
Best time to visit Koski?
The best time to visit Koski for mild to warm weather is May, June, August and September. You might get some rain, but the temperatures are just right to explore Koski.
Climate Table of Koski
The climate table of Koski shows the average temperatures, rainfall, snow, and UV index per month. The table provides an overview of the average day and night temperatures in degrees Celsius, the total amount of rainfall in millimeters, the total snowfall in centimeters, and the UV index for each month. Rainfall is always measured as water, even if it's snow or hail.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
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| Temp. max (°C) | -2 | -1 | 3 | 8 | 15 | 20 | 21 | 20 | 15 | 8 | 3 | 1 |
| Temp. min (°C) | -8 | -7 | -5 | -1 | 4 | 9 | 11 | 11 | 7 | 2 | -1 | -4 |
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| Precipitation (mm) | 16 | 14 | 12 | 16 | 24 | 30 | 120 | 60 | 29 | 23 | 22 | 39 |
| Snow (cm) | 55 | 39 | 34 | 7,0 | 0,2 | 0 | 0 | 0 | 0 | 2,8 | 13 | 34 |
| UV Index | 0 | 1 | 3 | 4 | 5 | 5 | 5 | 5 | 3 | 1 | 0 | 0 |
Click on the month name to see more weather details, like daily averages, temperatures, and precipitation for the past years in that month.
- Average yearly temperature: 10°C
- Highest temperature: 21°C in July
- Lowest temperature: -2°C in January
- Precipitation*: 405 mm per year, averaging 34 mm per month
- Snowfall: 187 cm per year
- Driest months: 12 mm in March, 14 mm in February and 16 mm in January
- Wettest months: 120 mm in July, 60 mm in August and 39 mm in December
*Precipitation is measured as a combination of rain, snow, and hail
Table of Contents
Average Temperature per Month in Koski
This graph shows the average maximum temperatures per month in Koski, Finland. The temperatures are shown in degrees Celsius and the average is calculated based on the recorded temperatures per month from past years.
Average Precipitation per Month in Koski
This graph shows how much rainfall Koski, Finland, gets on average per month. Rainfall is always measured as water, even if it's snow or hail. This makes it easy to compare how much has fallen, regardless of the form of precipitation. The amount of rainfall is measured in millimeters, and the average is calculated based on the recorded rainfall per month from past years.
Average Snowfall per Month in Koski
This graph shows how much snow Koski, Finland, gets on average per month. The amount of snowfall is measured in centimeters and the average is calculated based on the recorded snowfall per month from past years.
Average UV Index per Month in Koski
This graph shows the average UV index per month in Koski, Finland. The UV index indicates the intensity of ultraviolet radiation and ranges from 0 to a maximum of 11.
Yearly Temperature in Koski
This graph shows the average yearly temperature in Koski, Finland. The yearly temperature, expressed in degrees Celsius, is the average of all twelve monthly temperatures summed up for that year.
Total Yearly Precipitation in Koski
This chart shows the total yearly precipitation in Koski, Finland, over the past few years. The total yearly precipitation, measured in millimeters, is the sum of all the rain that fell in the twelve months of that year.
Total Yearly Snowfall in Koski
This chart shows the total yearly snowfall in Koski, Finland, over the past few years. The total yearly snowfall, measured in centimeters, is the sum of all the snow that fell in the twelve months of that year.
Weather experiences in Koski
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Average Weather in Koski by Month
Click on a month below to see detailed weather info for Koski. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
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