Norway
Stavanger in August: weather, sea & travel advice
This month's data profile
Rain shapes the decision
Stavanger in August is climatically mixed. The average daily high is around 17 °C, and the sea is about 16 °C. With about 18 rainy days it is very wet.
Historical monthly averages, not a weather forecast. Individual days and years can differ substantially.
Rank among 12 monthly averages
40/100 · #2
Warmth
#1
Dryness
#7
Sun
#4
Sea warmth
#1
Published best categories: City break
Stavanger · AugustPhoto: jace48 · CC BY-SA 3.0Climate facts
- Average high
- 17 °C
- Average low
- 13 °C
- Sea
- 16 °C
- Rainy days (est.)
- 18 rainy days (est.)
- Sun (est.)
- 5 h/day
- Humidity
- 83 %
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 | 17 | 13 | 17 | 110 | 6.0 | 83 | 2.7 | 15 | 41 |
| August (selected) | 17 | 13 | 18 | 139 | 4.8 | 83 | 3.1 | 16 | 40 |
| September | 15 | 11 | 18 | 156 | 3.0 | 84 | 3.5 | 15 | 30 |
How do the previous and next months compare?
Baseline: August (40/100)
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 | +1 | -0.2 °C | -0.5 °C | -1 | -28.9 mm | +1.2 h | -0.1 % | -0.4 m/s | -1.3 °C |
| September | -10 | -2.4 °C | -2 °C | ±0 | +16.5 mm | -1.8 h | +0.8 % | +0.5 m/s | -1.3 °C |
All twelve months in context
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Useful next decisions
Frequently asked questions
How warm is Stavanger in August?
The average daily high is around 17 °C, with an average daily low of about 13 °C.
Can you swim in Stavanger in August?
The sea is about 16 °C (cold).
Does it rain a lot in Stavanger in August?
The curated estimate is about 18 rainy days per month, not a directly measured long-term average. Total precipitation averages around 139 mm for the month. A rainy day does not mean all-day rain.
When is the best time to visit Stavanger?
No month in Stavanger reaches the threshold for a clear recommendation in the climate score; the month comparison above shows the differences.