When to go · Reykjavík
Reykjavík in September
Good month. Cool; first Northern Lights.
Key facts
- Verdict
- Good
- Temperature
- 11°C (52°F)52°F (11°C) / 6°C (43°F)43°F (6°C)
- average high / low
- Rain days
- 16
- Crowds
- Medium
- Iceland overall
- Prices
- Medium
- Iceland overall
Verdict
Cool; first Northern Lights.
All twelve months in one grid — weather, crowds and prices, with gaps left as unknown.
Is another month better than September?
September is rated good. These months rate higher:
Weather in September
- ReykjavíkHighs around 11 °C (52 °F), lows around 6 °C (43 °F), rain on about 16 daysHighs around 52 °F (11 °C), lows around 43 °F (6 °C), rain on about 16 days
- Reykjavík and the south-west, Iceland · Reykjavík, Golden Circle, Reykjanesfine
Mild and windy: around 0 °C (32 °F) in January, 12–14 °C (54–57 °F) in July. About 21 h of daylight in June, 4–5 h in late December.Mild and windy: around 32 °F (0 °C) in January, 54–57 °F (12–14 °C) in July. About 21 h of daylight in June, 4–5 h in late December.
Autumn season
The first Northern Lights, colours in the hills, Airwaves in November.
Watch: Wind and rain increase; short days by November.
Festivals and holidays
Dates as our data lists them. Moving holidays (lunar and Islamic calendars, Easter) shift every year: check the date for your year before you build a trip on it.
Northern Lights season starts
From mid September · Dark sky sites
Tours begin; clear, dark nights matter.
Reykjavík International Film Festival check
Late September to early October (check) · Cinemas
Screenings and Q&As; book tickets early.
Crowds and prices
- Crowds · Iceland overall
- Medium
- Prices · Iceland overall
- Medium
Iceland overall: Autumn colours, aurora season begins, highlands close; great shoulder month.
Compare two months
Weather, crowds and prices for any two months in Reykjavík, side by side.
Verdict
Sep: Good
Jun: Great (better)
Daytime high
Sep: 11 °C (52 °F)52 °F (11 °C)
Jun: 12 °C (54 °F)54 °F (12 °C)
Night low
Sep: 6 °C (43 °F)43 °F (6 °C)
Jun: 7 °C (45 °F)45 °F (7 °C)
Rain days
Sep: 16
Jun: 12 (better)
Crowds
Sep: Medium
Jun: High
Prices
Sep: Medium
Jun: High
Festivals listed
Sep: 2
Jun: 3
September: Cool; first Northern Lights.
June: Midnight sun; the busiest and best-lit month.
Reykjavík: figures are long-term averages from this guide, not a forecast.
What to pack
- A warm layer for the evenings
- A rain jacket or umbrella and shoes that dry fast