Worst time to visit Oslo

Some months in Oslo are clearly tougher for travel — extreme heat, cold, drenching rain, or peak storm season. Here's what to skip.

Country
🇳🇴 Norway
Region
Europe
Hottest
July 22°C
Coldest
January -5°C low
Wettest
July 21 rain days
Driest
April 13 rain days

Months to avoid

MonthWhy
Januaryfreezing (-5°C overnight)extremely wet (19 rain days)
Februaryfreezing (-4°C overnight)very wet (16 rain days)
Marchfreezing (-2°C overnight)very wet (14 rain days)
Mayvery wet (17 rain days)
Junevery wet (17 rain days)
Julyextremely wet (21 rain days)
Augustextremely wet (19 rain days)
Septembervery wet (17 rain days)
Octoberextremely wet (19 rain days)
Novembervery wet (17 rain days)
Decemberfreezing (-4°C overnight)very wet (17 rain days)

What to expect in the worst months

January. Overnight lows of -5°C / 23°F push some outdoor attractions and seasonal restaurants to close, and daylight hours are shortest. 19 rain days out of 31 means roughly 61% of days see measurable rainfall — plan flexible indoor backups for every outdoor day.

February. Overnight lows of -4°C / 25°F push some outdoor attractions and seasonal restaurants to close, and daylight hours are shortest. 16 rain days out of 28 means roughly 57% of days see measurable rainfall — plan flexible indoor backups for every outdoor day.

March. Overnight lows of -2°C / 28°F push some outdoor attractions and seasonal restaurants to close, and daylight hours are shortest. 14 rain days out of 31 means roughly 45% of days see measurable rainfall — plan flexible indoor backups for every outdoor day.

Better times to go

No month in Oslo hits the typical 18–28 °C / low-rain comfort zone — every season has trade-offs. Choose what you can tolerate: heat, cold, rain, or storm risk.

Better in the same region in January

If you're set on Europe in January, these cities have more comfortable conditions in the same window:

If you still have to go — what to bring

Related Oslo guides

See the best time to visit Oslo →

The positive counterpart: which months are great and why.