Upplands-Väsby Weather in May

May in Upplands-Väsby averages 17°C (63°F) during the day and 5°C (41°F) at night. Around 49 mm (1.9 in) of rainfall is typical for this time of year.

Rainfall in Upplands-Väsby in May

You can typically expect 10 days of rain this month, averaging around 49 mm (1.9 in). A fairly balanced picture this month, some wet days but nothing too extreme in terms of intensity.

Temperature in Upplands-Väsby in May

May in Upplands-Väsby brings typical temperatures with highs around 17°C (63°F) and lows of 5°C (41°F). Conditions are often most pleasant around the middle of the day. With lows around 5°C (41°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.

Sunshine in Upplands-Väsby in May

The month enjoys around 280 hours of sunshine, creating mostly sunny days with good weather conditions.

Wind Speed in Upplands-Väsby in May

In May, average wind speeds reach 4 m/s (8 knots), leading to light to moderate breezes. Conditions vary from day to day, with both calm and windier periods.

Average water temperature in May

The water sits at 7°C (45°F) this month, which is well below what most people consider swimmable. Wetsuits help, but expect it to still feel cold.

For Upplands-Väsby itself, June, July and August generally stand out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.