When to go · Porsgrunn
Porsgrunn, month by month
The best months for Porsgrunn: Jun, Jul, Aug, Sep. Months to avoid: Jan, Feb, Dec.
Month by month
- JanuaryAvoidListed as a month to avoid: Dec–Feb (cold, limited daylight).2 °C (36 °F) / -3 °C (27 °F), 8 rain days36 °F (2 °C) / 27 °F (-3 °C), 8 rain daysCrowds: Low
- FebruaryAvoidListed as a month to avoid: Dec–Feb (cold, limited daylight).3 °C (37 °F) / -2 °C (28 °F), 7 rain days37 °F (3 °C) / 28 °F (-2 °C), 7 rain daysCrowds: Medium
- MarchGoodOutside the best window (Jun–Aug, Sep (mild weather and festival)). Across Norway: Best winter month: snow, sun and auroras together; Easter falls in late March in 2027.7 °C (45 °F) / 1 °C (34 °F), 9 rain days45 °F (7 °C) / 34 °F (1 °C), 9 rain daysCrowds: Medium · 1 festival or holiday
- AprilMixedOutside the best window (Jun–Aug, Sep (mild weather and festival)). Across Norway: Thaw in the south, ski touring in the north; Svalbard snowmobile season.12 °C (54 °F) / 4 °C (39 °F), 10 rain days54 °F (12 °C) / 39 °F (4 °C), 10 rain daysCrowds: Low
- MayGoodOutside the best window (Jun–Aug, Sep (mild weather and festival)). Across Norway: Fruit blossom in Hardanger, 17 May celebrations; mountain roads still closed early in the month.17 °C (63 °F) / 9 °C (48 °F), 9 rain days63 °F (17 °C) / 48 °F (9 °C), 9 rain daysCrowds: Medium · 1 festival or holiday
- JuneGreatInside Porsgrunn's best window: Jun–Aug, Sep (mild weather and festival).20 °C (68 °F) / 12 °C (54 °F), 8 rain days68 °F (20 °C) / 54 °F (12 °C), 8 rain daysCrowds: High
- JulyGreatInside Porsgrunn's best window: Jun–Aug, Sep (mild weather and festival).22 °C (72 °F) / 14 °C (57 °F), 7 rain days72 °F (22 °C) / 57 °F (14 °C), 7 rain daysCrowds: High
- AugustGreatInside Porsgrunn's best window: Jun–Aug, Sep (mild weather and festival).22 °C (72 °F) / 13 °C (55 °F), 7 rain days72 °F (22 °C) / 55 °F (13 °C), 7 rain daysCrowds: High
- SeptemberGreatInside Porsgrunn's best window: Jun–Aug, Sep (mild weather and festival).18 °C (64 °F) / 10 °C (50 °F), 9 rain days64 °F (18 °C) / 50 °F (10 °C), 9 rain daysCrowds: Medium
- OctoberMixedOutside the best window (Jun–Aug, Sep (mild weather and festival)). Across Norway: Wet and dark in the south; mountain roads close; good aurora nights in the north.13 °C (55 °F) / 6 °C (43 °F), 10 rain days55 °F (13 °C) / 43 °F (6 °C), 10 rain daysCrowds: Low
- NovemberMixedOutside the best window (Jun–Aug, Sep (mild weather and festival)). Across Norway: Dark and wet; Tromsø whale season begins (check); polar night starts late in the month.7 °C (45 °F) / 1 °C (34 °F), 11 rain days45 °F (7 °C) / 34 °F (1 °C), 11 rain daysCrowds: Low
- DecemberAvoidListed as a month to avoid: Dec–Feb (cold, limited daylight).3 °C (37 °F) / -2 °C (28 °F), 10 rain days37 °F (3 °C) / 28 °F (-2 °C), 10 rain daysCrowds: Medium · 1 festival or holiday
Compare two months
Weather, crowds and prices for any two months in Porsgrunn, side by side.
Verdict
Jun: Great
Jul: Great
Daytime high
Jun: 20 °C (68 °F)68 °F (20 °C)
Jul: 22 °C (72 °F)72 °F (22 °C)
Night low
Jun: 12 °C (54 °F)54 °F (12 °C)
Jul: 14 °C (57 °F)57 °F (14 °C)
Rain days
Jun: 8
Jul: 7 (better)
Crowds
Jun: High
Jul: High
Prices
Jun: High
Jul: High
Festivals listed
Jun: 0
Jul: 0
June: Inside Porsgrunn's best window: Jun–Aug, Sep (mild weather and festival).
July: Inside Porsgrunn's best window: Jun–Aug, Sep (mild weather and festival).
Porsgrunn: figures are long-term averages from this guide, not a forecast.