Greenland
Nuuk in August: weather, sea & travel advice
This month's data profile
Rain shapes the decision
Nuuk in August is climatically mixed. The average daily high is around 7 °C, and the sea is about 5 °C. With about 14 rainy days it is wet.
Historical monthly averages, not a weather forecast. Individual days and years can differ substantially.
Rank among 12 monthly averages
25/100 · #5
Warmth
#2
Dryness
#8
Sun
#4
Sea warmth
#1
Published best categories: none
Nuuk · AugustPhoto: Vincent van Zeijst · CC BY-SA 3.0Climate facts
- Average high
- 7 °C
- Average low
- 4 °C
- Sea
- 5 °C
- Rainy days (est.)
- 14 rainy days (est.)
- Sun (est.)
- 5 h/day
- Humidity
- 90 %
Climate evidence with direct month comparison
The highlighted row is the selected month. Precipitation total and rainy days are separate monthly averages.
| Month | Avg high °C | Avg low °C | Rainy days (est.) | Precipitation mm | Sun h/day (est.) | Humidity % | Wind m/s | Sea °C | Score |
|---|---|---|---|---|---|---|---|---|---|
| July | 8 | 4 | 11 | 79 | 6.6 | 89 | 2.9 | 5 | 32 |
| August (selected) | 7 | 4 | 14 | 101 | 4.8 | 90 | 3.2 | 5 | 25 |
| September | 5 | 2 | 14 | 103 | 2.9 | 86 | 4.0 | 4 | 22 |
How do the previous and next months compare?
Baseline: August (25/100)
Positive and negative values show the change from the selected month.
| Score Δ | Average high Δ | Average low Δ | Rainy days Δ | Rain Δ | Sun Δ | Humidity Δ | Wind Δ | Sea Δ | |
|---|---|---|---|---|---|---|---|---|---|
| July | +7 | +0.4 °C | ±0 °C | -2.8 | -21.7 mm | +1.8 h | -0.6 % | -0.4 m/s | -0.4 °C |
| September | -3 | -2.7 °C | -2.4 °C | -0.1 | +2.3 mm | -1.9 h | -3.6 % | +0.7 m/s | -1.3 °C |
All twelve months in context

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Useful next decisions
Frequently asked questions
How warm is Nuuk in August?
The average daily high is around 7 °C, with an average daily low of about 4 °C.
Can you swim in Nuuk in August?
The sea is about 5 °C (cold).
Does it rain a lot in Nuuk in August?
The curated estimate is about 14 rainy days per month, not a directly measured long-term average. Total precipitation averages around 101 mm for the month. A rainy day does not mean all-day rain.
When is the best time to visit Nuuk?
No month in Nuuk reaches the threshold for a clear recommendation in the climate score; the month comparison above shows the differences.