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Fortaleza's climate is
tropical, with a rainy season from January to July, and a dry season from August to December. The rains are particularly frequent from March to May.
The city is located in northeastern Brazil, on the coast, and is the capital of the state of Ceará.
Moderate winds blow from the ocean, which reduce the sensation of heat, especially in the dry period, from August to December.
Fortaleza - Climate data
In Fortaleza, the
average temperature of the coldest month (July) is of 27.0 °C (80.7 °F), that of the warmest month (December) is of 28.4 °C (83.1 °F). Here are the average temperatures.
Fortaleza - Average temperatures (1991-2020) | Month | Min (°C) | Max (°C) | Mean (°C) | Min (°F) | Max (°F) | Mean (°F) |
|---|
| January | 25 | 31 | 28 | 77 | 87 | 82.5 |
|---|
| February | 25 | 31 | 27.9 | 77 | 87 | 82.3 |
|---|
| March | 25 | 31 | 27.7 | 76 | 87 | 81.8 |
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| April | 24 | 31 | 27.5 | 76 | 87 | 81.5 |
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| May | 25 | 31 | 27.7 | 76 | 87 | 81.8 |
|---|
| June | 24 | 30 | 27.3 | 75 | 87 | 81.1 |
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| July | 24 | 30 | 27 | 75 | 87 | 80.7 |
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| August | 24 | 30 | 27.2 | 75 | 87 | 80.9 |
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| September | 24 | 31 | 27.6 | 76 | 87 | 81.6 |
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| October | 25 | 31 | 27.9 | 77 | 87 | 82.3 |
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| November | 25 | 31 | 28.1 | 78 | 88 | 82.6 |
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| December | 26 | 31 | 28.4 | 78 | 88 | 83.1 |
|---|
| Year | 24.7 | 30.7 | 27.65 | 76.4 | 87.2 | 81.5 |
|---|
In Fortaleza,
precipitation amounts to 1610 millimeters (63.4 inches) per year: it is therefore abundant. It ranges from 12 mm (0.5 in) in the driest month (November) to 355 mm (14 in) in the wettest one (April). Here is the average precipitation.
Fortaleza - Average precipitation| Month | Millimeters | Inches | Days |
|---|
| January | 120 | 4.7 | 11 |
|---|
| February | 205 | 8.1 | 15 |
|---|
| March | 325 | 12.8 | 22 |
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| April | 355 | 14 | 21 |
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| May | 255 | 10 | 19 |
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| June | 140 | 5.5 | 14 |
|---|
| July | 95 | 3.7 | 10 |
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| August | 20 | 0.8 | 5 |
|---|
| September | 25 | 1 | 5 |
|---|
| October | 13 | 0.5 | 4 |
|---|
| November | 12 | 0.5 | 3 |
|---|
| December | 45 | 1.8 | 6 |
|---|
| Year | 1610 | 63.4 | 132 |
|---|
At Fortaleza, the
sea temperature ranges from 26.5 °C (80 °F) in August, September to 28.5 °C (83 °F) in March, April, May. Here are the average sea temperatures.
Fortaleza - Sea temperature| Month | Celsius (°C) | Fahrenheit (°F) |
|---|
January | 28 | 82 | February | 28 | 83 | March | 28.5 | 83 | April | 28.5 | 84 | May | 28.5 | 83 | June | 28 | 82 | July | 27 | 81 | August | 26.5 | 80 | September | 26.5 | 80 | October | 27 | 80 | November | 27 | 81 | December | 27.5 | 82 | Year | 27.6 | 81.8 |
In Fortaleza, there are on average around 2845
sunshine hours per year. Here are the average hours of sunshine per day.
Fortaleza - Sunshine hours| Month | Average | Total |
|---|
January | 7.5 | 225 | February | 6.5 | 185 | March | 5 | 150 | April | 5 | 155 | May | 6.5 | 210 | June | 8 | 240 | July | 8.5 | 270 | August | 9.5 | 295 | September | 9.5 | 280 | October | 9.5 | 290 | November | 9.5 | 280 | December | 8.5 | 260 | Year | 7.8 | 2845 |
Fortaleza - Weather by month
Based on the period 1991-2020
In
January, the weather in Fortaleza is usually very hot and muggy. The average temperature is of 28.0 °C (82 °F), with a minimum of 25.2 °C (77.4 °F) and a maximum of 30.8 °C (87.5 °F).
On the coldest nights of the month, the temperature usually drops to around 23 °C (73 °F).
On the warmest days of the month, the temperature usually reaches around 32 °C (90 °F).
Precipitation amounts to 120 mm (4.7 in), distributed over 11 days.
The day lasts on average 12 hours and 20 minutes.
There are on average 7.5 hours of sunshine per day. So, the sun shines 59% of the time.
The average humidity is 76%. Hence, the air is normally humid.
The average wind speed is 15 kph (9 mph).
The average sea temperature is of 28 °C (82 °F). Therefore, the sea is pleasantly warm and allows long swims.
In
February, the weather in Fortaleza is usually very hot and muggy. The average temperature is of 27.9 °C (82 °F), with a minimum of 25 °C (77.1 °F) and a maximum of 30.8 °C (87.5 °F).
On the coldest nights of the month, the temperature usually drops to around 23 °C (73 °F).
On the warmest days of the month, the temperature usually reaches around 32.5 °C (90.5 °F).
Precipitation amounts to 205 mm (8.1 in), distributed over 15 days.
The day lasts on average 12 hours and 10 minutes.
There are on average 6.5 hours of sunshine per day. So, the sun shines 54% of the time.
The average humidity is 79%. Hence, the air is normally humid.
The average wind speed is 14 kph (9 mph).
The average sea temperature is of 28 °C (83 °F). Therefore, the sea is pleasantly warm and allows long swims.
In
March, the weather in Fortaleza is usually very hot and muggy. The average temperature is of 27.7 °C (82 °F), with a minimum of 24.7 °C (76.4 °F) and a maximum of 30.7 °C (87.3 °F).
On the coldest nights, the temperature usually drops to around 22.5 °C (73 °F).
On the warmest days, the temperature usually reaches around 32 °C (89.5 °F).
Precipitation amounts to 325 mm (12.8 in), distributed over 22 days.
The day lasts on average 12 hours and 5 minutes.
There are on average 5 hours of sunshine per day. So, the sun shines 40% of the time.
The average humidity is 81%. Hence, the air is normally humid.
The average wind speed is 12 kph (7 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 Fortaleza is usually warm to hot and muggy. The average temperature is of 27.5 °C (81 °F), with a minimum of 24.4 °C (76 °F) and a maximum of 30.6 °C (87 °F).
On the coldest nights, the temperature usually drops to around 22.5 °C (73 °F).
On the warmest days, the temperature usually reaches around 32 °C (90 °F).
Precipitation amounts to 355 mm (14 in), distributed over 21 days.
The day lasts on average 12 hours and 0 minutes.
There are on average 5 hours of sunshine per day. So, the sun shines 44% of the time.
The average humidity is 82%. Hence, the air is normally humid.
The average wind speed is 11 kph (7 mph).
The average sea temperature is of 28.5 °C (83.5 °F). Therefore, the sea is pleasantly warm and allows long swims.
In
May, the weather in Fortaleza is usually very hot and muggy. The average temperature is of 27.7 °C (82 °F), with a minimum of 24.6 °C (76.2 °F) and a maximum of 30.8 °C (87.4 °F).
On the coldest nights, the temperature usually drops to around 22.5 °C (73 °F).
On the warmest days, the temperature usually reaches around 32 °C (89.5 °F).
Precipitation amounts to 255 mm (10 in), distributed over 19 days.
The day lasts on average 11 hours and 55 minutes.
There are on average 6.5 hours of sunshine per day. So, the sun shines 56% of the time.
The average humidity is 79%. 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
June, the weather in Fortaleza is usually warm to hot and muggy. The average temperature is of 27.3 °C (81 °F), with a minimum of 24.1 °C (75.3 °F) and a maximum of 30.4 °C (86.8 °F).
On the coldest nights, the temperature usually drops to around 22 °C (72 °F).
On the warmest days, the temperature usually reaches around 31.5 °C (89 °F).
Precipitation amounts to 140 mm (5.5 in), distributed over 14 days.
The day lasts on average 11 hours and 55 minutes.
There are on average 8 hours of sunshine per day. So, the sun shines 67% of the time.
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 28 °C (82 °F). Therefore, the sea is pleasantly warm and allows long swims.
In
July, the coldest month of the year, the weather in Fortaleza is usually warm to hot and muggy. The average temperature is of 27.0 °C (81 °F), with a minimum of 23.8 °C (74.8 °F) and a maximum of 30.3 °C (86.6 °F).
On the coldest nights of the month, the temperature usually drops to around 22 °C (71.5 °F).
On the warmest days of the month, the temperature usually reaches around 31.5 °C (89 °F).
Precipitation amounts to 95 mm (3.7 in), distributed over 10 days.
The day lasts on average 11 hours and 55 minutes.
There are on average 8.5 hours of sunshine per day. So, the sun shines 73% of the time.
The average humidity is 74%. Hence, the air is normally humid.
The average wind speed is 17 kph (10 mph).
The average sea temperature is of 27 °C (81 °F). Therefore, the sea is pleasantly warm and allows long swims.
In
August, the weather in Fortaleza is usually warm to hot and muggy. The average temperature is of 27.2 °C (81 °F), with a minimum of 23.9 °C (75 °F) and a maximum of 30.5 °C (86.8 °F).
On the coldest nights of the month, the temperature usually drops to around 22 °C (71.5 °F).
On the warmest days of the month, the temperature usually reaches around 32 °C (89 °F).
Precipitation amounts to 20 mm (0.8 in), distributed over 5 days.
The day lasts on average 12 hours and 0 minutes.
There are on average 9.5 hours of sunshine per day. So, the sun shines 80% of the time.
The average humidity is 71%. Hence, the air is normally humid.
The average wind speed is 19 kph (12 mph).
The average sea temperature is of 26.5 °C (80 °F). Therefore, the sea is pleasantly warm and allows long swims.
In
September, the weather in Fortaleza is usually very hot. The average temperature is of 27.6 °C (82 °F), with a minimum of 24.5 °C (76.1 °F) and a maximum of 30.6 °C (87.2 °F).
On the coldest nights, the temperature usually drops to around 23 °C (73 °F).
On the warmest days, the temperature usually reaches around 32 °C (89.5 °F).
Precipitation amounts to 25 mm (1 in), distributed over 5 days.
The day lasts on average 12 hours and 5 minutes.
There are on average 9.5 hours of sunshine per day. So, the sun shines 78% of the time.
The average humidity is 70%.
The average wind speed is 21 kph (13 mph).
The average sea temperature is of 26.5 °C (80 °F). Therefore, the sea is pleasantly warm and allows long swims.
In
October, the weather in Fortaleza is usually very hot. The average temperature is of 27.9 °C (82 °F), with a minimum of 25.1 °C (77.1 °F) and a maximum of 30.8 °C (87.4 °F).
On the coldest nights, the temperature usually drops to around 23.5 °C (74 °F).
On the warmest days, the temperature usually reaches around 32 °C (89.5 °F).
Precipitation amounts to 13 mm (0.5 in), distributed over 4 days.
The day lasts on average 12 hours and 10 minutes.
There are on average 9.5 hours of sunshine per day. So, the sun shines 77% of the time.
The average humidity is 70%.
The average wind speed is 21 kph (13 mph).
The average sea temperature is of 27 °C (80 °F). Therefore, the sea is pleasantly warm and allows long swims.
In
November, the weather in Fortaleza is usually very hot and muggy. The average temperature is of 28.1 °C (83 °F), with a minimum of 25.4 °C (77.6 °F) and a maximum of 30.9 °C (87.6 °F).
On the coldest nights, the temperature usually drops to around 23.5 °C (74 °F).
On the warmest days, the temperature usually reaches around 32 °C (89 °F).
Precipitation amounts to 12 mm (0.5 in), distributed over 3 days.
The day lasts on average 12 hours and 20 minutes.
There are on average 9.5 hours of sunshine per day. So, the sun shines 76% of the time.
The average humidity is 71%. Hence, the air is normally humid.
The average wind speed is 20 kph (12 mph).
The average sea temperature is of 27 °C (81 °F). Therefore, the sea is pleasantly warm and allows long swims.
In
December, the weather in Fortaleza is usually very hot and muggy. The average temperature is of 28.4 °C (83 °F), with a minimum of 25.7 °C (78.2 °F) and a maximum of 31.1 °C (87.9 °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 32 °C (89.5 °F).
Precipitation amounts to 45 mm (1.8 in), distributed over 6 days.
The day lasts on average 12 hours and 20 minutes.
There are on average 8.5 hours of sunshine per day. So, the sun shines 69% of the time.
The average humidity is 72%. Hence, the air is normally humid.
The average wind speed is 18 kph (11 mph).
The average sea temperature is of 27.5 °C (81.5 °F). Therefore, the sea is pleasantly warm and allows long swims.