Cape Verde
Cape Verde in September: weather, sea & travel advice
This month's data profile
Sea conditions lead
Cape Verde in September is climatically well suited to beach holidays, family holidays and city breaks. The average daily high is around 26 °C, and the sea is about 27 °C. With about 8 rainy days it is moderate.
Historical monthly averages, not a weather forecast. Individual days and years can differ substantially.
Rank among 12 monthly averages
85/100 · #12
Warmth
#1
Dryness
#12
Sun
#6
Sea warmth
#2
Published best categories: none
Cape Verde · SeptemberPhoto: Daniel Åhs Karlsson · CC BY-SA 3.0Climate facts
- Average high
- 26 °C
- Average low
- 26 °C
- Sea
- 27 °C
- Rainy days (est.)
- 8 rainy days (est.)
- Sun (est.)
- 7 h/day
- Humidity
- 85 %
For your trip planning
September: weigh water warmth against rain
September combines warm water with more rainy days than January in the monthly data. Keep excursion dates flexible instead of choosing solely by the highest overall score. The monthly average cannot identify which dates or islands will get rain.
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 |
|---|---|---|---|---|---|---|---|---|---|
| August | 26 | 25 | 6 | 30 | 7.4 | 85 | 4.4 | 26 | 89 |
| September (selected) | 26 | 26 | 8 | 36 | 7.3 | 85 | 5.1 | 27 | 85 |
| October | 26 | 26 | 4 | 19 | 6.9 | 83 | 5.4 | 27 | 90 |
How do the previous and next months compare?
Baseline: September (85/100)
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 | |
|---|---|---|---|---|---|---|---|---|---|
| August | +4 | -0.7 °C | -0.7 °C | -1.6 | -6.2 mm | +0.1 h | +0.2 % | -0.7 m/s | -0.7 °C |
| October | +5 | -0.3 °C | -0.3 °C | -3.6 | -16.9 mm | -0.4 h | -2.2 % | +0.4 m/s | ±0 °C |
All twelve months in context
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Where to stay in Cape Verde
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Useful next decisions
Frequently asked questions
How warm is Cape Verde in September?
The average daily high is around 26 °C, with an average daily low of about 26 °C.
Can you swim in Cape Verde in September?
The sea is about 27 °C (warm).
Does it rain a lot in Cape Verde in September?
The curated estimate is about 8 rainy days per month, not a directly measured long-term average. Total precipitation averages around 36 mm for the month. A rainy day does not mean all-day rain.
When is the best time to visit Cape Verde?
By the climate score, June, July, November and December are the strongest months for Cape Verde. For a beach trip: July, August, October and November. September is not among them.