INSTRUMENT / SEA TEMPERATURE
Marsa Alam Water Temperature
Updated Wed 08:49 (Africa/Cairo)
Egypt · Forecast updated Nov 4, 2026, 08:49 UTC
Current Sea Temperature
26.1°C
79.0°F
Warm water
Valid Nov 4, 2026, 08:49 (Africa/Cairo). Source: stored Open-Meteo marine forecast. Temperature is not a safety rating or snorkel score.
Versus this month's average
0.3°C above
The typical November average is 25.8°C (78.4°F) from the historical baseline.
Recent trend
Holding fairly steady
Seven-day average: 26.7°C, versus 26.8°C in the prior seven days.
What to wear
Warm water
Most people are comfortable in swimwear or a light rash guard.
Cold tolerance varies. Wind, session length, sunshine, and exertion also affect comfort; temperature alone does not describe sea conditions or replace the snorkel forecast.
Typical Sea Temperature Over the Year
In the historical baseline for Marsa Alam, typical monthly averages range from about 21.6°C (70.9°F) in February to 30.9°C (87.6°F) in August.
Over the past 30 days, the average sea temperature in Marsa Alam has been 27.2°C.
Historical baseline (full year)
Northern Hemisphere. Summer is generally June–August; winter is December–February.
Typical monthly sea-surface temperature near Marsa Alam, calculated from hourly observations for 2022–2025. This is not this site's forecast archive.
| Month | Typical range | Average |
|---|---|---|
| January | 21.7–22.7°C | 22.3°C / 72.1°F |
| February | 21.6–21.7°C | 21.6°C / 70.9°F |
| March | 22.1–22.8°C | 22.4°C / 72.3°F |
| April | 23.7–24.5°C | 24.0°C / 75.2°F |
| May | 25.4–25.8°C | 25.6°C / 78.1°F |
| June | 27.5–28.6°C | 28.1°C / 82.6°F |
| July | 30.2–31.0°C | 30.5°C / 86.9°F |
| August | 30.7–31.4°C | 30.9°C / 87.6°F |
| September | 29.1–29.7°C | 29.3°C / 84.7°F |
| October | 27.2–27.5°C | 27.4°C / 81.3°F |
| November | 25.0–26.5°C | 25.8°C / 78.4°F |
| December | 22.6–24.5°C | 23.7°C / 74.7°F |
Source: Open-Meteo Marine API, MeteoFrance sea-surface temperature dataset. Nearest sea grid cell (25.21, 34.96). Each month is the mean of yearly monthly means; the range is the lowest and highest of those yearly monthly means. Open-Meteo methodology.
Water temperature by month
Each month uses the 2022–2025 baseline. The range is the lowest and highest yearly monthly mean, not an hourly extreme.
Marsa Alam in January
Typical January water temperature near Marsa Alam is 22.3°C (72.1°F), with yearly monthly means from 21.7–22.7°C.
Swimming and snorkeling: mild water. A rash guard is useful; cold-sensitive snorkelers may prefer a shorty wetsuit.
Adjacent months: December 23.7°C · February 21.6°C.
Explore Marsa Alam sea temperature in January, including swim comfort and month comparisons →
Marsa Alam in February
Typical February water temperature near Marsa Alam is 21.6°C (70.9°F), with yearly monthly means from 21.6–21.7°C.
Swimming and snorkeling: cool water. A 3 mm shorty or full wetsuit will make longer snorkels more comfortable.
Adjacent months: January 22.3°C · March 22.4°C.
Explore Marsa Alam sea temperature in February, including swim comfort and month comparisons →
Marsa Alam in March
Typical March water temperature near Marsa Alam is 22.4°C (72.3°F), with yearly monthly means from 22.1–22.8°C.
Swimming and snorkeling: mild water. A rash guard is useful; cold-sensitive snorkelers may prefer a shorty wetsuit.
Adjacent months: February 21.6°C · April 24.0°C.
Explore Marsa Alam sea temperature in March, including swim comfort and month comparisons →
Marsa Alam in April
Typical April water temperature near Marsa Alam is 24.0°C (75.2°F), with yearly monthly means from 23.7–24.5°C.
Swimming and snorkeling: mild water. A rash guard is useful; cold-sensitive snorkelers may prefer a shorty wetsuit.
Adjacent months: March 22.4°C · May 25.6°C.
Explore Marsa Alam sea temperature in April, including swim comfort and month comparisons →
Marsa Alam in May
Typical May water temperature near Marsa Alam is 25.6°C (78.1°F), with yearly monthly means from 25.4–25.8°C.
Swimming and snorkeling: warm water. Most people are comfortable in swimwear or a light rash guard.
Adjacent months: April 24.0°C · June 28.1°C.
Explore Marsa Alam sea temperature in May, including swim comfort and month comparisons →
Marsa Alam in June
Typical June water temperature near Marsa Alam is 28.1°C (82.6°F), with yearly monthly means from 27.5–28.6°C.
Swimming and snorkeling: very warm water. Swimwear is usually enough; a rash guard adds sun protection.
Adjacent months: May 25.6°C · July 30.5°C.
Explore Marsa Alam sea temperature in June, including swim comfort and month comparisons →
Marsa Alam in July
Typical July water temperature near Marsa Alam is 30.5°C (86.9°F), with yearly monthly means from 30.2–31.0°C.
Swimming and snorkeling: very warm water. Swimwear is usually enough; a rash guard adds sun protection.
Adjacent months: June 28.1°C · August 30.9°C.
Explore Marsa Alam sea temperature in July, including swim comfort and month comparisons →
Marsa Alam in August
Typical August water temperature near Marsa Alam is 30.9°C (87.6°F), with yearly monthly means from 30.7–31.4°C.
Swimming and snorkeling: very warm water. Swimwear is usually enough; a rash guard adds sun protection.
Adjacent months: July 30.5°C · September 29.3°C.
Explore Marsa Alam sea temperature in August, including swim comfort and month comparisons →
Marsa Alam in September
Typical September water temperature near Marsa Alam is 29.3°C (84.7°F), with yearly monthly means from 29.1–29.7°C.
Swimming and snorkeling: very warm water. Swimwear is usually enough; a rash guard adds sun protection.
Adjacent months: August 30.9°C · October 27.4°C.
Explore Marsa Alam sea temperature in September, including swim comfort and month comparisons →
Marsa Alam in October
Typical October water temperature near Marsa Alam is 27.4°C (81.3°F), with yearly monthly means from 27.2–27.5°C.
Swimming and snorkeling: warm water. Most people are comfortable in swimwear or a light rash guard.
Adjacent months: September 29.3°C · November 25.8°C.
Explore Marsa Alam sea temperature in October, including swim comfort and month comparisons →
Marsa Alam in November
Typical November water temperature near Marsa Alam is 25.8°C (78.4°F), with yearly monthly means from 25.0–26.5°C.
Swimming and snorkeling: warm water. Most people are comfortable in swimwear or a light rash guard.
Adjacent months: October 27.4°C · December 23.7°C.
Explore Marsa Alam sea temperature in November, including swim comfort and month comparisons →
Marsa Alam in December
Typical December water temperature near Marsa Alam is 23.7°C (74.7°F), with yearly monthly means from 22.6–24.5°C.
Swimming and snorkeling: mild water. A rash guard is useful; cold-sensitive snorkelers may prefer a shorty wetsuit.
Adjacent months: November 25.8°C · January 22.3°C.
Explore Marsa Alam sea temperature in December, including swim comfort and month comparisons →
Forecast archive (growing)
These values come from hourly forecasts SnorkelForecast has stored. They cover only months with records and do not replace the historical baseline.
| Month | Min | Average | Max |
|---|---|---|---|
| June | 25.6°C / 78.1°F | 27.4°C / 81.3°F | 28.4°C / 83.1°F |
| July | 28.0°C / 82.4°F | 29.2°C / 84.5°F | 30.4°C / 86.7°F |
| August | 29.6°C / 85.3°F | 30.4°C / 86.8°F | 31.2°C / 88.2°F |
| September | 28.0°C / 82.4°F | 29.3°C / 84.7°F | 30.7°C / 87.3°F |
| October | 26.3°C / 79.3°F | 27.4°C / 81.3°F | 28.3°C / 82.9°F |
| November | 25.6°C / 78.1°F | 26.1°C / 79.0°F | 26.7°C / 80.1°F |
Partial coverage: 6 calendar months with records. Profile calculated from 3761 hourly forecast records across 6 monthly periods. This is a growing archive, not a long-term climate normal.
About the water at Marsa Alam
Quiet Red Sea coast known for dugongs, turtles and house reefs straight off the beach.
- Area
- Red Sea Governorate
Marsa Alam Water Temperature: Common Questions
What is the water temperature in Marsa Alam today?
The current sea surface temperature near Marsa Alam is 26.1°C (79.0°F). Over the last 30 days, the average has been 27.2°C.
When is the water warmest in Marsa Alam?
The water is typically warmest in August, at around 30.9°C (87.6°F) in the 2022–2025 historical baseline.
When is the water coldest in Marsa Alam?
The water is typically coldest in February, at around 21.6°C (70.9°F) in the same historical baseline.
Can you swim in Marsa Alam today?
At 26.1°C, the water is usually comfortable for swimming and snorkeling.
Full Snorkeling Forecast
See how today's sea temperature, wave height, wind, and tides combine into a detailed snorkeling score for Marsa Alam.
View Snorkel Forecast →