Cape Coast Monthly Rainfall & Precipitation

This page shows both the average monthly rainfall and the number of rainy days in Cape Coast, Ashanti Region, Ghana. This average is based on long-term data collected between 1990 and 2020. Now, let's break down all the details for a clearer picture.

Cape Coast has a relatively rainy climate with high precipitation levels, averaging 1161 mm (46 in) of rainfall annually.

Monthly Precipitation Levels

The average number of days each month with precipitation (> 0.2 mm (0.01 in))

The climate in Cape Coast shows significant variation throughout the year. Expect 228 mm (9 in) of precipitation during the wettest month June, distributed over 24 rainy days.

In contrast, January offers drier and sunnier days, with around 34 mm (1.3 in) of rainfall over 5 rainy days.

June, the wettest month, has a maximum daytime temperature of 29°C (84°F). During the driest month January you can expect a temperature of 30°C (86°F). For more detailed insights into the city's temperatures, visit our Cape Coast Temperature page.

Cape Coast's average annual precipitation is 1161 mm (46 in). Let's compare this to some popular worldwide tourist destinations:

In Barcelona, Spain, the average annual precipitation is 644 mm (25 in), evenly distributed across the year with no extreme wet or dry seasons.

In Seoul, South Korea, the average annual precipitation is 1237 mm (49 in), with most rain falling during the summer monsoon season.

Perth, Australia, receives 565 mm (22 in) of rainfall annually, mostly during the winter months.

Bangkok, Thailand, experiences a tropical monsoon climate with 1668 mm (66 in) of annual rainfall, with the heaviest precipitation occurring during September and October.

Precipitation amounts are measured using specific gauges installed at weather stations, collecting both rain and snow and any other type of precipitation. Rainfall is measured directly in millimeters, while that from snow and ice is obtained by melting it. Automated systems often incorporate heaters to make this easier.

Information from these stations is transmitted via Wi-Fi, satellite, GPS, or telephone connections to central monitoring networks. This information is immediately updated and integrated into weather models and forecasts.

The proximity of a location to a large body of water can significantly affect its rainfall patterns:

• Ocean Influence: Coastal regions typically receive more rainfall due to the presence of moisture-laden winds from the ocean. These regions tend to have more humid climates and experience more frequent precipitation, especially in winter.
• Continental Climates: Areas further from the sea, such as inland or continental regions, experience less frequent rainfall and more extreme seasonal variations in precipitation.

• Mawsynram in India is noted as being the wettest place on earth, with over 11 meters (36 feet) of rain falling every year.
• In contrast, Antofagasta in Chile is among the driest places on the planet, getting less than 0.1mm (0.004 inches) per year, with some years recording virtually no rainfall.
• Nearly 1,650 thunderstorm cells are estimated over the planet at any given time.

For more detailed information about Cape Coast's weather, including sunshine hours, humidity levels, and temperature data, visit our Cape Coast Climate page.