Egypt
Marsa Alam in September: weather, sea & travel advice
This month's data profile
Sea conditions lead
Marsa Alam in September is climatically well suited to beach holidays and family holidays. The average daily high is around 34 °C, and the sea is about 29 °C. With about 0 rainy days it is very dry.
Historical monthly averages, not a weather forecast. Individual days and years can differ substantially.
Rank among 12 monthly averages
69/100 · #10
Warmth
#3
Dryness
#1
Sun
#6
Sea warmth
#2
Published best categories: none
Marsa Alam · SeptemberPhoto: Marc Ryckaert (MJJR) · CC BY 3.0Climate facts
- Average high
- 34 °C
- Average low
- 27 °C
- Sea
- 29 °C
- Rainy days (est.)
- 0 rainy days (est.)
- Sun (est.)
- 8 h/day
- Humidity
- 51 %
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 | 35 | 29 | 0 | 0 | 8.9 | 47 | 4.4 | 30 | 64 |
| September (selected) | 34 | 27 | 0 | 0 | 8.0 | 51 | 4.8 | 29 | 69 |
| October | 31 | 25 | 0 | 2 | 6.8 | 59 | 4.0 | 28 | 79 |
How do the previous and next months compare?
Baseline: September (69/100)
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 | -5 | +1.5 °C | +1.8 °C | ±0 | +0.1 mm | +0.9 h | -4.7 % | -0.4 m/s | +0.8 °C |
| October | +10 | -2.7 °C | -2.5 °C | +0.4 | +1.8 mm | -1.2 h | +7.8 % | -0.8 m/s | -1.1 °C |
All twelve months in context

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Where to stay in Marsa Alam
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Useful next decisions
Frequently asked questions
How warm is Marsa Alam in September?
The average daily high is around 34 °C, with an average daily low of about 27 °C.
Can you swim in Marsa Alam in September?
The sea is about 29 °C (very warm).
Does it rain a lot in Marsa Alam in September?
The curated estimate is about 0 rainy days per month, not a directly measured long-term average. Total precipitation averages around 0 mm for the month. A rainy day does not mean all-day rain.
When is the best time to visit Marsa Alam?
By the climate score, January, February, March and December are the strongest months for Marsa Alam. For a beach trip: March, April, May and November. September is not among them.