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The climate of the island of Sainte-Marie is tropical, with a warmer, rainier period from November to April and a cooler period from June to September.
The island is located near the east coast of Madagascar, where there is no dry season because the southeast trade winds bring rain even in the austral winter.
Sainte Marie - Climate data
In Sainte Marie, the
average temperature of the coldest month (July) is of 23.1 °C (73.6 °F), that of the warmest month (February) is of 28.2 °C (82.8 °F). Here are the average temperatures.
Sainte Marie - Average temperatures (1991-2020) | Month | Min (°C) | Max (°C) | Mean (°C) | Min (°F) | Max (°F) | Mean (°F) |
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| January | 25.2 | 30.8 | 28 | 77 | 87 | 82.4 |
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| February | 25.4 | 31 | 28.2 | 78 | 88 | 82.8 |
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| March | 25 | 30 | 27.5 | 77 | 86 | 81.6 |
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| April | 24.5 | 29.4 | 26.9 | 76 | 85 | 80.5 |
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| May | 23.3 | 28.1 | 25.7 | 74 | 83 | 78.3 |
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| June | 22 | 26.5 | 24.3 | 72 | 80 | 75.7 |
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| July | 20.8 | 25.4 | 23.1 | 69 | 78 | 73.6 |
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| August | 21.3 | 25.8 | 23.6 | 70 | 78 | 74.4 |
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| September | 21.4 | 26.6 | 24 | 71 | 80 | 75.2 |
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| October | 22.3 | 28.6 | 25.5 | 72 | 83 | 77.8 |
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| November | 23.6 | 29.6 | 26.6 | 74 | 85 | 79.9 |
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| December | 24.4 | 30.7 | 27.5 | 76 | 87 | 81.6 |
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| Year | 23.3 | 28.5 | 25.85 | 73.9 | 83.4 | 78.5 |
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In Sainte Marie,
precipitation amounts to 2770 millimeters (109.1 inches) per year: it is therefore very abundant. It ranges from 95 mm (3.7 in) in the driest month (October) to 385 mm (15.2 in) in the wettest ones (January, March) Here is the average precipitation.
Sainte Marie - Average precipitation| Month | Millimeters | Inches | Days |
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| January | 385 | 15.2 | 20 |
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| February | 340 | 13.4 | 19 |
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| March | 385 | 15.2 | 22 |
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| April | 260 | 10.2 | 18 |
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| May | 195 | 7.7 | 18 |
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| June | 210 | 8.3 | 18 |
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| July | 205 | 8.1 | 20 |
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| August | 180 | 7.1 | 20 |
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| September | 100 | 3.9 | 16 |
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| October | 95 | 3.7 | 16 |
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| November | 145 | 5.7 | 16 |
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| December | 275 | 10.8 | 20 |
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| Year | 2770 | 109.1 | 223 |
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At Sainte Marie, the
sea temperature ranges from 24.5 °C (76 °F) in August, September to 29 °C (84 °F) in February. Here are the average sea temperatures.
Sainte Marie - Sea temperature| Month | Celsius (°C) | Fahrenheit (°F) |
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January | 28.5 | 83 | February | 29 | 84 | March | 28.5 | 84 | April | 28 | 83 | May | 27 | 81 | June | 26 | 79 | July | 25 | 77 | August | 24.5 | 76 | September | 24.5 | 76 | October | 25 | 77 | November | 26.5 | 80 | December | 27.5 | 82 | Year | 26.7 | 80 |
Sainte Marie - Weather by month
Based on the period 1991-2020
In
January, the weather in Sainte Marie is usually very hot and muggy. The average temperature is of 28 °C (82 °F), with a minimum of 25.2 °C (77.4 °F) and a maximum of 30.8 °C (87.4 °F).
On the coldest nights of the month, the temperature usually drops to around 22.5 °C (72.5 °F).
On the warmest days of the month, the temperature usually reaches around 33.5 °C (92 °F).
Precipitation amounts to 385 mm (15.2 in), distributed over 20 days.
The day lasts on average 13 hours and 0 minutes.
The average humidity is 79%. Hence, the air is normally humid.
The average wind speed is 14 kph (8 mph).
The average sea temperature is of 28.5 °C (83.5 °F). Therefore, the sea is pleasantly warm and allows long swims.
In
February, the hottest month of the year, the weather in Sainte Marie is usually very hot and muggy. The average temperature is of 28.2 °C (83 °F), with a minimum of 25.4 °C (77.8 °F) and a maximum of 31 °C (87.8 °F).
On the coldest nights of the month, the temperature usually drops to around 23.5 °C (74.5 °F).
On the warmest days of the month, the temperature usually reaches around 33.5 °C (92 °F).
Precipitation amounts to 340 mm (13.4 in), distributed over 19 days.
The day lasts on average 12 hours and 35 minutes.
The average humidity is 80%. Hence, the air is normally humid.
The average wind speed is 14 kph (9 mph).
The average sea temperature is of 29 °C (84 °F). Therefore, the sea is pleasantly warm and allows long swims.
In
March, the weather in Sainte Marie is usually warm to hot and muggy. The average temperature is of 27.5 °C (82 °F), with a minimum of 25 °C (77 °F) and a maximum of 30 °C (86.1 °F).
On the coldest nights, the temperature usually drops to around 23 °C (73 °F).
On the warmest days, the temperature usually reaches around 31.5 °C (89 °F).
Precipitation amounts to 385 mm (15.2 in), distributed over 22 days.
The day lasts on average 12 hours and 10 minutes.
The average humidity is 82%. Hence, the air is normally humid.
The average wind speed is 13 kph (8 mph).
The average sea temperature is of 28.5 °C (83.5 °F). Therefore, the sea is pleasantly warm and allows long swims.
In
April, the weather in Sainte Marie is usually warm to hot and muggy. The average temperature is of 26.9 °C (80 °F), with a minimum of 24.5 °C (76.1 °F) and a maximum of 29.4 °C (84.9 °F).
On the coldest nights, the temperature usually drops to around 22.5 °C (72.5 °F).
On the warmest days, the temperature usually reaches around 31 °C (88 °F).
Precipitation amounts to 260 mm (10.2 in), distributed over 18 days.
The day lasts on average 11 hours and 40 minutes.
The average humidity is 82%. Hence, the air is normally humid.
The average wind speed is 14 kph (9 mph).
The average sea temperature is of 28 °C (82.5 °F). Therefore, the sea is pleasantly warm and allows long swims.
In
May, the weather in Sainte Marie is usually warm to hot and muggy. The average temperature is of 25.7 °C (78 °F), with a minimum of 23.3 °C (74 °F) and a maximum of 28.1 °C (82.5 °F).
On the coldest nights, the temperature usually drops to around 21 °C (70 °F).
On the warmest days, the temperature usually reaches around 31 °C (88 °F).
Precipitation amounts to 195 mm (7.7 in), distributed over 18 days.
The day lasts on average 11 hours and 20 minutes.
The average humidity is 81%. Hence, the air is normally humid.
The average wind speed is 14 kph (8 mph).
The average sea temperature is of 27 °C (81 °F). Therefore, the sea is pleasantly warm and allows long swims.
In
June, the weather in Sainte Marie is usually warm to hot and muggy. The average temperature is of 24.3 °C (76 °F), with a minimum of 22 °C (71.6 °F) and a maximum of 26.5 °C (79.7 °F).
On the coldest nights, the temperature usually drops to around 19 °C (66.5 °F).
On the warmest days, the temperature usually reaches around 28.5 °C (83 °F).
Precipitation amounts to 210 mm (8.3 in), distributed over 18 days.
The day lasts on average 11 hours and 5 minutes. June 21, the winter solstice, is the shortest day of the year in the Southern Hemisphere.
The average humidity is 78%. Hence, the air is normally humid.
The average wind speed is 16 kph (10 mph).
The average sea temperature is of 26 °C (78.5 °F). Therefore, the sea is warm enough for swimming.
In
July, the coolest month of the year, the weather in Sainte Marie is usually warm to hot and muggy. The average temperature is of 23.1 °C (74 °F), with a minimum of 20.8 °C (69.4 °F) and a maximum of 25.4 °C (77.8 °F).
On the coldest nights of the month, the temperature usually drops to around 17 °C (63 °F).
On the warmest days of the month, the temperature usually reaches around 27 °C (81 °F).
Precipitation amounts to 205 mm (8.1 in), distributed over 20 days.
The day lasts on average 11 hours and 10 minutes.
The average humidity is 79%. Hence, the air is normally humid.
The average wind speed is 17 kph (11 mph).
The average sea temperature is of 25 °C (76.5 °F). Therefore, the sea is warm enough for swimming.
In
August, the weather in Sainte Marie is usually warm to hot and muggy. The average temperature is of 23.6 °C (74 °F), with a minimum of 21.3 °C (70.4 °F) and a maximum of 25.8 °C (78.4 °F).
On the coldest nights of the month, the temperature usually drops to around 19 °C (66 °F).
On the warmest days of the month, the temperature usually reaches around 27.5 °C (81.5 °F).
Precipitation amounts to 180 mm (7.1 in), distributed over 20 days.
The day lasts on average 11 hours and 35 minutes.
The average humidity is 77%. Hence, the air is normally humid.
The average wind speed is 15 kph (9 mph).
The average sea temperature is of 24.5 °C (75.5 °F). Therefore, the sea is warm enough for swimming.
In
September, the weather in Sainte Marie is usually warm to hot and muggy. The average temperature is of 24.0 °C (75 °F), with a minimum of 21.4 °C (70.6 °F) and a maximum of 26.6 °C (79.9 °F).
On the coldest nights, the temperature usually drops to around 19 °C (66.5 °F).
On the warmest days, the temperature usually reaches around 28 °C (82.5 °F).
Precipitation amounts to 100 mm (3.9 in), distributed over 16 days.
The day lasts on average 12 hours and 0 minutes.
The average humidity is 75%. Hence, the air is normally humid.
The average wind speed is 14 kph (9 mph).
The average sea temperature is of 24.5 °C (76 °F). Therefore, the sea is warm enough for swimming.
In
October, the weather in Sainte Marie is usually warm to hot and muggy. The average temperature is of 25.4 °C (78 °F), with a minimum of 22.3 °C (72.1 °F) and a maximum of 28.6 °C (83.5 °F).
On the coldest nights, the temperature usually drops to around 19.5 °C (67 °F).
On the warmest days, the temperature usually reaches around 31.5 °C (88.5 °F).
Precipitation amounts to 95 mm (3.7 in), distributed over 16 days.
The day lasts on average 12 hours and 30 minutes.
The average humidity is 75%. Hence, the air is normally humid.
The average wind speed is 12 kph (7 mph).
The average sea temperature is of 25 °C (77.5 °F). Therefore, the sea is warm enough for swimming.
In
November, the weather in Sainte Marie is usually warm to hot and muggy. The average temperature is of 26.6 °C (80 °F), with a minimum of 23.6 °C (74.5 °F) and a maximum of 29.6 °C (85.3 °F).
On the coldest nights, the temperature usually drops to around 21 °C (69.5 °F).
On the warmest days, the temperature usually reaches around 31 °C (88 °F).
Precipitation amounts to 145 mm (5.7 in), distributed over 16 days.
The day lasts on average 12 hours and 55 minutes.
The average humidity is 77%. Hence, the air is normally humid.
The average wind speed is 11 kph (7 mph).
The average sea temperature is of 26.5 °C (79.5 °F). Therefore, the sea is pleasantly warm and allows long swims.
In
December, the weather in Sainte Marie is usually warm to hot and muggy. The average temperature is of 27.5 °C (82 °F), with a minimum of 24.4 °C (75.8 °F) and a maximum of 30.7 °C (87.3 °F).
On the coldest nights of the month, the temperature usually drops to around 21 °C (70 °F).
On the warmest days of the month, the temperature usually reaches around 33.5 °C (92.5 °F).
Precipitation amounts to 275 mm (10.8 in), distributed over 20 days.
The day lasts on average 13 hours and 5 minutes. December 21, the summer solstice, is the longest day of the year in the Southern Hemisphere.
The average humidity is 77%. Hence, the air is normally humid.
The average wind speed is 13 kph (8 mph).
The average sea temperature is of 27.5 °C (82 °F). Therefore, the sea is pleasantly warm and allows long swims.