When to go · Oslo
Oslo, month by month
The best months for Oslo: May, Jun, Aug. Months to avoid: Nov.
Month by month
- JanuaryMixedCold, dark by mid-afternoon; snow some years.-1 °C (30 °F) / -6 °C (21 °F), 9 rain days30 °F (-1 °C) / 21 °F (-6 °C), 9 rain daysCrowds: Low
- FebruaryMixedCold; winter light improves late in the month.0 °C (32 °F) / -6 °C (21 °F), 7 rain days32 °F (0 °C) / 21 °F (-6 °C), 7 rain daysCrowds: Medium
- MarchMixedCold and changeable; days lengthen.5 °C (41 °F) / -3 °C (27 °F), 7 rain days41 °F (5 °C) / 27 °F (-3 °C), 7 rain daysCrowds: Medium · 1 festival or holiday
- AprilGoodCool; spring light; Easter closures.11 °C (52 °F) / 2 °C (36 °F), 7 rain days52 °F (11 °C) / 36 °F (2 °C), 7 rain daysCrowds: Low · 1 festival or holiday
- MayGreatMild and long light; May 17 is Constitution Day.17 °C (63 °F) / 7 °C (45 °F), 8 rain days63 °F (17 °C) / 45 °F (7 °C), 8 rain daysCrowds: Medium · 2 festivals or holidays
- JuneGreatLong light nearly all night; good for the harbour.21 °C (70 °F) / 11 °C (52 °F), 10 rain days70 °F (21 °C) / 52 °F (11 °C), 10 rain daysCrowds: High · 2 festivals or holidays
- JulyMixedPeak season and fellesferie: many locals away, sights busy.23 °C (73 °F) / 14 °C (57 °F), 11 rain days73 °F (23 °C) / 57 °F (14 °C), 11 rain daysCrowds: High · 1 festival or holiday
- AugustGreatWarm and long light.22 °C (72 °F) / 13 °C (55 °F), 12 rain days72 °F (22 °C) / 55 °F (13 °C), 12 rain daysCrowds: High · 1 festival or holiday
- SeptemberGoodCrisp and bright.17 °C (63 °F) / 9 °C (48 °F), 11 rain days63 °F (17 °C) / 48 °F (9 °C), 11 rain daysCrowds: Medium
- OctoberMixedCool and wet; early dark.10 °C (50 °F) / 4 °C (39 °F), 12 rain days50 °F (10 °C) / 39 °F (4 °C), 12 rain daysCrowds: Low
- NovemberAvoidDark and grey; ferries and some sights run short hours.4 °C (39 °F) / 0 °C (32 °F), 11 rain days39 °F (4 °C) / 32 °F (0 °C), 11 rain daysCrowds: Low
- DecemberMixedChristmas markets and lights; early dark.0 °C (32 °F) / -4 °C (25 °F), 10 rain days32 °F (0 °C) / 25 °F (-4 °C), 10 rain daysCrowds: Medium · 2 festivals or holidays
Compare two months
Weather, crowds and prices for any two months in Oslo, side by side.
Verdict
May: Great
Jun: Great
Daytime high
May: 17 °C (63 °F)63 °F (17 °C)
Jun: 21 °C (70 °F)70 °F (21 °C)
Night low
May: 7 °C (45 °F)45 °F (7 °C)
Jun: 11 °C (52 °F)52 °F (11 °C)
Rain days
May: 8 (better)
Jun: 10
Crowds
May: Medium
Jun: High
Prices
May: Medium
Jun: High
Festivals listed
May: 2
Jun: 2
May: Mild and long light; May 17 is Constitution Day.
June: Long light nearly all night; good for the harbour.
Oslo: figures are long-term averages from this guide, not a forecast.
All twelve months in one grid — weather, crowds and prices, with gaps left as unknown.