Västervik climate by month
What the weather is like
Västervik has a warm-summer humid continental climate (Köppen Dfb): warm summers, cold winters and precipitation in every season.
The warmest month is July, when afternoons average 23° and nights 13°. January is the coolest month, with highs of 2° and lows of -3°. The difference between the warmest and the coolest month is about 18°.
About 631 mm of precipitation falls in an average year. November is the wettest month (66 mm, 14 wet days) and April the driest (38 mm, 8 wet days). Cloud cover ranges from 33% in May to 55% in December.
The sea reaches about 18° in August. Sea temperatures lag the air by a month or two, so late summer is usually warmer for swimming than early summer.
Compared with Stockholm, the capital, Västervik is 0.5° cooler on a July afternoon and receives more precipitation over the year.
Year in figures
- Hottest afternoons
- 23° · July
- Coldest nights
- -3° · February
- Wettest month
- November
- Driest month
- April
- Clearest skies
- May · 33% cloud
- Warmest sea
- 18° · August
- Longest day
- 18 h 03 min
- Shortest day
- 6 h 35 min
Twelve months at a glance
Temperature and precipitation
Daily high/low range bars, monthly precipitation columns, sea temperature lineTemperature curve
Average high, low and seaDaylight
Hours between sunrise and sunset on the 15th of each monthClimate normals month by month
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Average high | 2° | 3° | 6° | 10° | 15° | 20° | 23° | 22° | 18° | 12° | 6° | 3° |
| Average low | -3° | -3° | -2° | 1° | 5° | 10° | 13° | 12° | 9° | 5° | 2° | -1° |
| Precipitation | 43 mm | 40 mm | 32 mm | 38 mm | 42 mm | 60 mm | 72 mm | 64 mm | 64 mm | 53 mm | 66 mm | 57 mm |
| Wet days (≥1 mm) | 11 | 10.8 | 9.2 | 8.2 | 10.3 | 11.2 | 12.2 | 12.8 | 10.3 | 12.8 | 14.1 | 13.4 |
| Cloud cover | 54% | 52% | 47% | 39% | 33% | 34% | 33% | 34% | 38% | 44% | 54% | 55% |
| Sea temperature | 3° | 2° | 2° | 4° | 7° | 13° | 17° | 18° | 15° | 11° | 7° | 5° |
| Daylight | 7h 14 | 9h 26 | 11h 44 | 14h 19 | 16h 38 | 18h 03 | 17h 28 | 15h 22 | 12h 52 | 10h 24 | 8h 00 | 6h 35 |
| Month score | 22 | 23 | 29 | 36 | 59 | 72 | 70 | 68 | 70 | 30 | 15 | 16 |