Skip to content
Voykit
Draft data. Times, fares and step counts are desk estimates awaiting field checks. How we verify
Source checked
A source and a date are on record: we read it from an official or published page. Not yet confirmed on the ground.
Field checked
Someone checked it on the ground, with the date shown.
Plan calculated
Worked out by Voykit from its own data (times, distances, budgets). A calculation, not a measurement.

Unknown times stay unknown. How we verify

When to go · Sisimiut

Sisimiut in September

Good month. Outside the best window (Jun–Aug (mid‑summer, milder temps, daylight > 20 h)). Across Greenland: Autumn colour on the tundra, northern lights and the last boat trips.

Key facts

Verdict
Good
Temperature
9°C (48°F) / 2°C (36°F)
average high / low
Rain days
5
Crowds
Medium
Greenland overall
Prices
Medium
Greenland overall

Verdict

GoodGreenland month rating

Outside the best window (Jun–Aug (mid‑summer, milder temps, daylight > 20 h)). Across Greenland: Autumn colour on the tundra, northern lights and the last boat trips.

Is another month better than September?

September is rated good. These months rate higher:

Weather in September

Long-term averages
  • SisimiutHighs around 9 °C (48 °F), lows around 2 °C (36 °F), rain on about 5 days
  • Kangerlussuaq and the inland, Greenland · Kangerlussuaq, Sisimiut hinterlandfine

    Dry continental climate: −30 °C (−22 °F) in winter, clear skies for northern lights, 15–20 °C (59–68 °F) on summer days; mosquitoes in July.

Crowds and prices

Crowds · Greenland overall
Medium
Prices · Greenland overall
Medium

Greenland overall: Autumn colour on the tundra, northern lights and the last boat trips.

Compare two months

Weather, crowds and prices for any two months in Sisimiut, side by side.

  • Verdict

    Sep: Good

    Jun: Great (better)

  • Daytime high

    Sep: 9 °C (48 °F)

    Jun: 12 °C (54 °F)

  • Night low

    Sep: 2 °C (36 °F)

    Jun: 3 °C (37 °F)

  • Rain days

    Sep: 5

    Jun: 5

  • Crowds

    Sep: Medium

    Jun: Medium

  • Prices

    Sep: Medium

    Jun: High

  • Festivals listed

    Sep: 0

    Jun: 1

September: Outside the best window (Jun–Aug (mid‑summer, milder temps, daylight > 20 h)). Across Greenland: Autumn colour on the tundra, northern lights and the last boat trips.

June: Inside Sisimiut's best window: Jun–Aug (mid‑summer, milder temps, daylight > 20 h).

Sisimiut: figures are long-term averages from this guide, not a forecast.

What to pack

  • A warm coat, hat and gloves for mornings and evenings

Build the full packing list for your trip →

Across Greenland in September →