Temperature
Cold by day, freezing at night.
31°Ftypical January high
Typical range
January climate
January in Archipelago Sea
Finland · Europe
Not the best time: Cold weather and some snow or mixed precipitation are the main limitations.
Not an ideal month
Late
Daytime high
31°F
Lows around 25°F
Precipitation
11 days/mo
Sun
2 h/day
Air feel
Very dry
Sea temp
37°F
Too cold for swimming
When to visit
Month-by-month fit
Best
Precipitation
Some snow or mixed precipitation is possible this month.
35%wet-day frequency
Precip amountWet-day chanceSnowfall
Sunshine
Wintry precipitation and cloud limit sunshine.
2.1 hJanuary sunshine
Heat & humidity by month
Humidity is rarely noticeable in the cool air.
Very dryJanuary Heat feel
Easy airWarm airHumid air
Hourly temperature pattern
In January, days and nights feel about the same, around 16°.
FrigidFreezingVery coldColdCoolNight hours
Clear sky
Overcast skies this month.
20%January Clear sky
Clear skyCloud
Wind pattern
Breezy January days can feel brisker in open spots.
14 mphJanuary Breezy
Sea temperature
37°FJanuary sea temp
More detailIncludes daypart comfort
Typical January day
January stays around 28°F through the day and night.
Avg temp Typical range
Morning28°F
Rain19%
Cloud80%
Humid airLow
Sun intensityMinimal
Midday29°F
Rain19%
Cloud81%
Humid airLow
Sun intensityMinimal
Late afternoon28°F
Rain19%
Cloud81%
Humid airLow
Sun intensityMinimal
Early evening28°F
Rain18%
Cloud80%
Humid airLow
Sun intensityMinimal
Best windowData tableView month-by-month numbers
View month-by-month numbers
| Month | High°F | Low°F | Rainin | Wet days | Sunh | Humidity% | Sea°F |
|---|---|---|---|---|---|---|---|
| Jan | 31 | 25 | 2.0 | 11 | 2.1 | 87 | 37 |
| Feb | 29 | 22 | 1.5 | 9 | 4.2 | 87 | 35 |
| Mar | 33 | 26 | 1.2 | 7 | 7.4 | 84 | 35 |
| Apr | 41 | 34 | 1.2 | 7 | 10.6 | 80 | 38 |
| May | 51 | 43 | 1.4 | 7 | 13.4 | 77 | 44 |
| Jun | 60 | 53 | 2.0 | 9 | 13.9 | 78 | 53 |
| Jul | 66 | 60 | 2.6 | 11 | 14.3 | 79 | 62 |
| Aug | 66 | 59 | 3.0 | 13 | 12.2 | 79 | 64 |
| Sep | 58 | 53 | 2.4 | 10 | 9.1 | 80 | 59 |
| Oct | 49 | 44 | 3.0 | 13 | 5.4 | 82 | 51 |
| Nov | 41 | 37 | 2.7 | 14 | 2.4 | 85 | 45 |
| Dec | 36 | 31 | 2.5 | 14 | 1.6 | 85 | 41 |
Similar climates
Similar
Similar travel styleBrightonUnited KingdomSimilar travel styleAnticosti IslandCanadaSimilar travel styleBar HarborUnited StatesSimilar travel styleAngleseyUnited Kingdom
Want a side-by-side climate view? Compare Archipelago Sea with Brighton.
Climate data notePlanning guidance, not a forecast
Typical monthly values are based on long-term climate records. Useful for planning, not a forecast. Check the weather before you travel.
Sunshine: source type is not yet identified at metric level.
Local microclimates can vary by beach, neighborhood, trail, or elevation.
Last updated: Jul 31, 2026
Data & methodology