Casablanca city is located on the Atlantic coast of Morocco. The climate here is mild and close to that of the coastal south side of California. In fact, along the coastal side of the Atlantic Ocean, cold current flows. This mostly causes some morning fogs and can temper the summer heat. The climate itself would be great, but unfortunately, Casablanca is highly polluted. The pollution is mostly favored by the stability of the weather, particularly in spring and summer.
The city’s average temperature ranges from 13 0C in January to about 24 0C in August. Most times, the summers are warm, muggy, arid, and clear. During winter times, it is usually cool and partly cloudy. The temperature throughout the year usually ranges from 130C to22 0C. It rarely goes below or above.
Check out the following average temperatures of Casablanca from 1991 to 2021.
| Month | Min (0C) | Max (0C) | Mean (0C) | Min (0F) | Max ( 0F) | Mean ( 0F) |
| January | 9 | 18 | 13.3 | 48 | 64 | 56 |
| February | 10 | 18 | 14 | 50 | 65 | 57.2 |
| March | 12 | 20 | 15.7 | 53 | 67 | 60.3 |
| April | 13 | 21 | 17 | 56 | 69 | 66.6 |
| May | 16 | 23 | 19.4 | 61 | 73 | 66.9 |
| June | 19 | 24 | 21.6 | 66 | 76 | 70.8 |
| July | 20 | 26 | 23.2 | 69 | 79 | 73.8 |
| August | 21 | 27 | 23.8 | 70 | 80 | 74.8 |
| September | 20 | 26 | 22.7 | 67 | 78 | 72.8 |
| October | 17 | 24 | 20.6 | 62 | 76 | 69.6 |
| November | 13 | 21 | 17 | 55 | 70 | 62.6 |
| December | 10 | 19 | 14.7 | 51 | 66 | 58.4 |
| Year | 15 | 22.2 | 18.55 | 59.1 | 71.9 | 65.5 |
Looking at the rainfall, Casablanca does not receive abundant rainfall. Usually, it amounts to about 430 millimeters, 16.5 inches every year. It follows the Mediterranean pattern and is concentrated from October to April. In summer it seldom rains.
Check out the following Casablanca average precipitation yearly.
| Casablanca Average Precipitation | |||
| Month | Millimeters | Inches | Days |
| January | 65 | 2.6 | 8 |
| February | 55 | 2.2 | 7 |
| March | 55 | 2.2 | 5 |
| April | 40 | 1.6 | 6 |
| May | 20 | 0.8 | 4 |
| June | 2 | 0.1 | 1 |
| July | 0 | 0 | 0 |
| August | 1 | 0 | 0 |
| September | 7 | 0.3 | 1 |
| October | 40 | 1.6 | 5 |
| November | 60 | 2.2 | 7 |
| December | 85 | 3.3 | 9 |
| Year | 430 | 16.7 | 53 |
Winter
During wintertime, it is usually mild, from December to February. The average temperature in January is about 13oC. In January, there are numerous sunny periods alternating with poor weather periods caused by the Atlantic depressions. They pass more frequently over the area than southern Morocco and cities such as Agadir. Other times, it gets really cold at night, and even reaching the minimum temperatures approaching freezing point 0 0C or 30oF. On other occasions, the wind from the desert brings some hot days with maximum temperatures of about 27.30 0C.
Spring
Springtime in Casablanca starts from March to mid-June. The city is pleasantly warm and often sunny. The Atlantic disturbances quite occur frequently in March, after which they become rare. Some rainy days may occur in April, and other times in May. However, Casablanca may experience some quite heavy downfalls now and then. For example, in the first half of June, morning fogs and mists often keep the temperatures lower; hence spring-like weather is experienced. At times, the strong wind from the desert can raise the temperatures to 30-33 0C.
Summer
Summertime begins from mid-June to around September. It is usually warm and practically never rains. However, sometimes there may be fog and mists forming in the morning, although it is not frequent in Casablanca and Agadir. Other times, waves of hot weather are much more sporadic than on the south side of the Moroccan coast. They are also less strong when they occur, and the maximum temperature reaches up to 37-40 0C.
Autumn
Autumn occurs between October and November. It is pleasantly warm and sunny initially and then gradually becomes colder. Moreover, autumn also experiences rains at first, and then the return of Atlantic weather fronts.
Casablanca experiences a good amount of sunshine from April to around September or even mid-October. The good weather prevails, although a few hours of sunshine may be lost due to the morning mists. The sun still shines from November to March, and bad weather and cloudy skies occur.
Check out the following average sunshine hours in a day.
Casablanca Sunshine hours per Day
| Month | Average | Total |
| January | 6 | 190 |
| February | 6.5 | 190 |
| March | 8 | 240 |
| April | 8.5 | 260 |
| May | 9.5 | 295 |
| June | 9.5 | 285 |
| July | 10 | 305 |
| August | 9.5 | 295 |
| September | 8.5 | 260 |
| October | 7.5 | 235 |
| November | 6.5 | 190 |
| December | 6 | 185 |
| Year | 8 | 2925 |
Usually, the sea is cold during winter and remains a bit cold during the summer. Sometimes it reaches up to 210C in June and about 220C in July and October. In August and September, the temperatures rise to 23.50C. These are the perfect temperatures for swimming.
Below are the Casablanca Average Sea Temperatures
| Month | Celsius (0C) | Fahrenheit (0F) |
| January | 17.5 | 64 |
| February | 17 | 63 |
| March | 17 | 63 |
| April | 17.5 | 64 |
| May | 19 | 66 |
| June | 21 | 70 |
| July | 22.2 | 73 |
| August | 23.5 | 74 |
| September | 23 | 74 |
| October | 22 | 71 |
| November | 20 | 68 |
| December | 18.5 | 66 |
| Year | 20 | 68 |
Clouds
In Casablanca, the average percentage of the sky covered by clouds often experiences significant seasonal variation over the year. Every year, the clearer part of Casablanca begins from around May and lasts for about four months to around September.
The clearest month of the year in Casablanca is usually July, during which, on average, the sky is clear, mostly clear, or partly cloudy 95% of the time. The cloudier part of the year begins around September and lasts for about eight months to around May. The cloudiest month of the year in Casablanca is December, during which, on average, the sky is overcast and mostly cloudy approximately 45% of the time.
Rainfall
Casablanca city experiences substantial seasonal variation in monthly rainfall. The year’s rainy season lasts for about seven months, from September to May, with a sliding 31-day rainfall of at least 0.5 inches. The month with the most rainfall in Casablanca is usually November, with an average rainfall of 2.5 inches.
Without rain runs for about four months, from May to September. The month with the least rain in Casablanca is July, with an average of 0.00 inches.
Sunshine
The length of the day in Casablanca differs significantly over the year. The shortest day is December, with nine hours fifty minutes of daylight, and the longest day is in June with 14 hours, 23 minutes of daylight.
In May, the earliest sunrise in Casablanca is around 5.30 AM, and the latest sunrise is two hours, 59minutes, later than 8.35 AM in January. On the other hand, the earliest sunset is experienced in December at 6.21 PM, while the latest sunset is experienced two hours, twenty-three minutes later at 8.44 PM in June.
DST (Daylight Saving Time) in Casablanca is experienced, starting in spring in March, lasting for about two months, ending in the fall in May.
Winds
The average hourly wind speed in Casablanca experiences mild seasonal variation over the year. The windier part of the year lasts for about three to four months, from 11th February to 5th June, with an average wind speed of more than 9.2 miles per hour. The windiest month in Casablanca is April, with an average hourly wind speed of 9.8 miles per hour.
The calmer time of the year lasts for about eight months, from 5th June to 11th February. The calmest month in Casablanca is September, with an average hourly speed of 8.5 miles per hour.
In addition, the predominant average hourly wind direction in Casablanca is from the north throughout the year.
Water temperature
Casablanca s situated near a large water body like an ocean. The average water temperature experiences some seasonal variation over the year. For instance, the year with warmer water lasts for about three to four months, from 28th June to 10th October, with an average temperature of about 710F. The month of the year with the warmest water in Casablanca is usually August, with an average temperature of 730F.
The year with cooler water temperature lasts for about three to four months, from 25th December to 22nd April, with an average temperature of below 640F. The month of the year in Casablanca with the coolest water temperature in February, with an average temperature of about 620F.
What is the best time to visit Casablanca?
Tourism score favors clear, rainless days with perceived temperatures between 650F and 80 0F. If you plan to come to Casablanca, the best time to have maximum enjoyment of your holiday is from April to October. It is usually mild and pleasantly warm between these months, with occasional rains. However, there may be some mists and fogs in the mornings. In April, may, and October, little rains may be experienced for short hours during the day or night. In July, August, and September, heat waves are rare. You can ignore them in your travel plan.
You can plan your beach holiday to Casablanca from July to September or even the first half of October. This is the perfect time to enjoy the nice warm weather without worrying about anything else. The beach pool score favors clear rainless days with perceived temperatures between 750F and 900F
The hottest month in Casablanca is August, with an average temperature of about 790F and the lowest 700F. The warm months last about 4-5 months, while the coolest season last for about 3-4 months. It usually starts from December to march with an average daily temperature below 660F. The coolest month is usually January, and cold temperatures are experienced on average about 490F and the highest recorded temperature of about 630F.
Casablanca Weather by Month
This is based on the period 1991-2021.
In January, the coldest month of the year, the weather in Casablanca is usually mild, with an average temperature of about 56 0F. The minimum of about 48.40F and the maximum of about 63.80F.
On the coldest nights of the month, the temperature often decreases to about 410F. At night Casablanca feels like 120C. Casablanca gets 71.77mm of rain and approximately 12 days in the month. Humidity is close to 72%.
In February, the temperatures hover around 180C, and the night feels like 120C. In February, the rainfall experienced in Casablanca is approximately 55.73 mm of rain and approximately 11 days in the month. The humidity is close to 73%.
In March, the temperatures are about 20 0C, and the night feels like 130C. Casablanca gets 62.34 mm of rain and approximately 14 days of rain in the month. The humidity is close to 73%.
In April, the temperatures hover around 210C, and the night feels like 140C. In April, the rainfall experienced is about 40.93mm and approximately 10 days of rain. Humidity is close to 72%.
In May, the temperatures range around 240C, and the night feels like 170C. The rainfall experienced is approximately 28.06mm, and about 8days of rain in the month. The humidity is about 69%.
In June, the temperatures are around 250C, and the night is about 190C. In June, the rainfall experienced is about 8.80mm of rain and approximately 5 days of rain in the month. Humidity is about 70%.
In July, temperatures range from 270C and at night, 210C. The rainfall in Casablanca is approximately 4.14mm and about 3 days of rain. Humidity is about 70%.
In August, temperatures are around 280C, and at night, 210C. August experiences 13.68mm of rain, and about 3rainy days in the month. Humidity is close to 70%.
In September, temperatures are around 270C and at night around 210C. September gets approximately 16.46mm of rain and about 7 rainy days in the month. Humidity is close to 71%.
In October, temperatures are about 260C, and at night, 200C. The rainfall experienced is about 40.87mm and approximately 8rainy days in the month. Humidity is about 68%.
In November, temperatures are about 220C, and at night, 170C. The rainfall experienced is about 98.32mm, and approximately 12 days of rain in the month. Humidity is close to 68%.
In December, the temperatures are about 200C and at night 140C. The rainfall experienced is approximately 49.31mm and about 10days of rain. Humidity is close to 70%.
Visit the weather for more recent details.
In conclusion
Casablanca’s position at the Atlantic gives it a moderate Mediterranean climate, with relatively stable temperatures and seasonal variation in terms of warmth. This makes it a very comfortable travel destination around the year. You can plan your visit to Casablanca during springtime, as it is the best time to explore the medinas and other scenic views.