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Porvoo 7-Day Snow Forecast - 21st September 2026

Porvoo Snow Forecast - 7 day

ECMWF IFS
GFS

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Updated 20 September 2026 17:43 PDT

7-Day Snow Forecast for Porvoo

1-week from 21 September.

For Forecast detail, see below.

Porvoo 7-Day Snow Forecast Highlights

When will there be fresh snow in Porvoo?

Porvoo Snow Forecast Highlights - ECMWF IFS
Snowfall prediction at mid-mountain (107ft)
Next Snow?
There is no snow currently in the forecast for Porvoo.

7-Day Snow Outlook for Porvoo

 
Snowfall

 
Snow Line

Max 63°F
Min 46°F

Snow unlikely

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Porvoo Medium-Range (7-Day) Snow Forecast Detail

Note :- Mountain weather is extremely dynamic; the forecast below will change. Any forecast snow may move forward or back in the forecast, and predicted snowfall depths will be revised in subsequent updates.

Max 59°F
Min 47°F

Valley temperatures from an overnight low of 47°F to daytime highs around 59°F

Temperature at BaseTemp at Base

Mon
21

Snow unlikely

FairCloudFairClear

Fair first, cloudy then fair, clear sky later.

Forecast times for Porvoo are in Helsinki (Europe/Helsinki) time zone.

Max 59°F
Min 46°F

Valley temperatures from an overnight low of 46°F to daytime highs around 59°F

Temperature at BaseTemp at Base

Tue
22

Snow unlikely

ClearClearMixedClear

Clear sky, clear spells, clear sky later.

Forecast times for Porvoo are in Helsinki (Europe/Helsinki) time zone.

Max 57°F
Min 46°F

Valley temperatures from an overnight low of 46°F to daytime highs around 57°F

Temperature at BaseTemp at Base

Wed
23

Snow unlikely

ClearCloudShwrsCloud

Clear sky first, cloudy then rain showers, cloudy later.

Forecast times for Porvoo are in Helsinki (Europe/Helsinki) time zone.

Max 61°F
Min 51°F

Valley temperatures from an overnight low of 51°F to daytime highs around 61°F

Temperature at BaseTemp at Base

Thu
24

Snow unlikely

CloudShwrsLt DrizzleFair

Cloudy first, rain showers then light drizzle, fair later.

Forecast times for Porvoo are in Helsinki (Europe/Helsinki) time zone.

Max 61°F
Min 50°F

Valley temperatures from an overnight low of 50°F to daytime highs around 61°F

Temperature at BaseTemp at Base

Fri
25

Snow unlikely

ClearClearFairLt Drizzle

Clear sky, fair, light drizzle later.

Forecast times for Porvoo are in Helsinki (Europe/Helsinki) time zone.

Max 55°F
Min 49°F

Valley temperatures from an overnight low of 49°F to daytime highs around 55°F

Temperature at BaseTemp at Base

Sat
26

Snow unlikely

ShwrsLt DrizzleLt DrizzleFair

Rain showers, light drizzle, fair later.

Forecast times for Porvoo are in Helsinki (Europe/Helsinki) time zone.

Max 63°F
Min 47°F

Valley temperatures from an overnight low of 47°F to daytime highs around 63°F

Temperature at BaseTemp at Base

Sun
27

Snow unlikely

ClearClearClearMixed

Clear sky early, then clear spells later.

Forecast times for Porvoo are in Helsinki (Europe/Helsinki) time zone.

No significant snowfall is forecast for this period.

This Snow Forecast for Porvoo, Finland gives the predicted Snowfall and Freezing Levels for the next week.

The forecast snowfall depths given are the likely average accumulations for the Lower and Upper slopes. The actual snow depth in Porvoo, on any given trail or itinerary, may be dramatically different, particularly if the snowfall is accompanied by high winds and/or varying air temperatures.

Snow Forecasts beyond two days ahead are subject to significant change and variable reliability.

Porvoo Snow Forecast updated at 17:43 PDT, next update expected imminently.

Snow Reliability

Porvoo generally enjoys reliable snow conditions, with an average snow depth of 30-50 cm during peak season. For the latest snow information, including current conditions, be sure to visit J2Ski.