Sisimiut in August
In August, Sisimiut averages 10°C (51°F) during the day and 6°C (42°F) at night, with frequent rain — about 16 days of the month see precipitation (68 mm total).
High seasonConditions are cool — bring a jacket for evenings. Expect daily rain or showers, often in heavy bursts.
August is one of the wetter and less comfortable months in Sisimiut. If your dates are flexible, consider a different time of year.
How August compares to the rest of the year in Sisimiut
August is one of the warmest months in Sisimiut (2nd of 12) and one of the wettest months (3rd of 12). Daytime temperature runs 12°C above the annual average (-1°C). August runs 1°C cooler than July (11°C) and cools 5°C in September (5°C).
August sunrise & sunset in Sisimiut
Times shown for Sisimiut local time (America/Nuuk), calculated for the 15th of August. They shift by a few minutes day to day across the month.
Photography light in Sisimiut — August
Golden-hour and blue-hour windows for the 15th of August, in Sisimiut's local time. Use these for soft warm light (golden) or cool architectural twilight (blue).
📅 When to book — Sisimiut in August
Travel writers usually only tell you when to go. Here's when to book flights and lodging for the best mix of price and availability, based on August's tier (High season) and Sisimiut's popularity.
Crowds & pricing — August in Sisimiut
This is a busy month in Sisimiut — not the absolute peak, but tourist numbers are clearly elevated. You'll feel it at headline attractions on weekends and in the historic centre, though side streets and lesser-known sights stay manageable. Prices are above off-season but not at their summit. A good week for first-time visitors who want everything open without the worst of the crush.
Why this tier: Northern Hemisphere summer holidays
Sun & mosquito risk — August in Sisimiut
UV is a clear-sky sea-level estimate — clouds, altitude, and reflective surfaces (snow, water) shift it ±30%. Mosquito risk is climate-derived only; for current disease advisories (dengue, malaria, zika) check the CDC or WHO travel pages before your trip.
Sisimiut in other months
| Month | Avg high | Avg low | Rainfall | Rain days | Snow days |
|---|---|---|---|---|---|
| January | -11°C / 11°F | -17°C / 2°F | 42 mm | 16 | — |
| February | -14°C / 6°F | -20°C / -3°F | 22 mm | 11 | — |
| March | -10°C / 13°F | -16°C / 4°F | 28 mm | 12 | — |
| April | -3°C / 26°F | -9°C / 16°F | 46 mm | 12 | — |
| May | 2°C / 36°F | -2°C / 28°F | 35 mm | 11 | — |
| June | 8°C / 46°F | 3°C / 37°F | 38 mm | 13 | — |
| July | 11°C / 53°F | 6°C / 43°F | 73 mm | 12 | — |
| August | 10°C / 51°F | 6°C / 42°F | 68 mm | 16 | — |
| September | 5°C / 42°F | 1°C / 34°F | 65 mm | 16 | — |
| October | -1°C / 31°F | -5°C / 22°F | 75 mm | 16 | — |
| November | -6°C / 22°F | -11°C / 12°F | 57 mm | 17 | — |
| December | -8°C / 17°F | -14°C / 7°F | 59 mm | 14 | — |
Other cities with similar August weather
🌍 See the full ranked list of climate twins for Sisimiut in August →
Frequently asked questions
How hot is Sisimiut in August?
In August, Sisimiut averages a high of 10°C (51°F) and a low of 6°C (42°F) — generally cool.
Does it rain a lot in Sisimiut in August?
August is quite rainy in Sisimiut, with about 16 rainy days on average.
Is August a good time to visit Sisimiut?
August is cool but on the rainy side. It suits travelers who are comfortable with cool weather; check the month-by-month ranking to compare it against the rest of the year.
What should I pack for Sisimiut in August?
Pack a warm jacket and layers, plus a compact umbrella or rain jacket. See the full August packing list for Sisimiut for a complete, climate-based checklist.
Check the live 10-day forecast and sunrise/sunset.