The climate of Ashaiman
Under the Köppen climate classification system,
Ashaiman,
Ghana, is categorized as a tropical wet and dry or savanna climate (Aw). Located in West Africa, the city's weather is hot all year round, with a mix of heavy rainfall during the monsoon season and drier periods.
Analyzing the climatological data, the annual temperature in Ashaiman ranges from 23.5°C (74.3°F) to 30.9°C (87.6°F), with the hottest months being
March and
April, and coolest in
July. Humidity levels are high throughout the year, averaging between 73 and 85%, potentially leading to a feeling of discomfort during the hotter periods.
Rainfall patterns in Ashaiman are quite distinct. There's a significant increase in rainfall between March and
June, with June receiving the highest average rainfall of 128mm (5.04"). On average, the city experiences rainfall on 22.7 days in June, the highest number in a month. Following this, the wet season gradually recedes, leading to less rainfall towards the end of the year.
In terms of sunshine, the city receives an average of 8.6 hours of sunshine per day annually. The amount of sunshine varies slightly with the seasons, reaching a peak of 11.4 hours per day in April.
The best time to visit Ashaiman
Based on the climate data, the best time to visit
Ashaiman would be in the months of
January and
February. During this period, the city experiences temperatures around 30°C (86°F) and the relative humidity is at a comparably lower level. The mix of warm temperatures and less rainfall makes this period comfortable for various outdoor activities. The city also receives a substantial amount of sunshine, providing clear days for sightseeing.
The worst time to visit Ashaiman
The months from
May to
July could be considered the least favorable time to visit
Ashaiman due to the high amount of rainfall accompanying the monsoon season. The city becomes very humid and can experience temperatures from 24.9°C (76.8°F) to 28.3°C (82.9°F). Low visibility could also be expected during these months, further hampering any outdoor plans.
Spring weather in Ashaiman
As a city in the tropics,
Ashaiman does not experience traditional spring weather as seen in temperate regions. However, the months of
March,
April and
May equate the season. This period is characterized by increasing humidity and rainfall, mainly from April onwards. Temperatures remain warm, ranging from 30.8°C (87.4°F) to 30.9°C (87.6°F) in the day, and 26.4°C (79.5°F) to 27.2°C (81°F) at night. Daylight averages around 12.2 hours a day, and it's when the sun shines the most in the year (about 10.8 hours a day).
Summer weather in Ashaiman
The summer months,
June through
August, bring heavy rainfall and high humidity, marking them as the wettest part of the year. Daytime temperatures drop slightly, ranging from 28.3°C (82.9°F) to 27°C (80.6°F), while night-time temperatures stay from 24.9°C (76.8°F) to 23.5°C (74.3°F). Despite the wet conditions, the city still enjoys an average of 8.5 hours of daylight and around 8.3 hours of sunshine per day.
Autumn weather in Ashaiman
Autumn months of
September,
October, and
November bring about a reduction in rainfall, with average precipitation levels dropping significantly from 94mm (3.7") to 42mm (1.65"). The average day and night temperatures also see a gradual increase, ranging from 27.2°C (81°F) to 29.6°C (85.3°F) and 23.9°C (75°F) to 26°C (78.8°F), respectively. Average daylight and sunshine hours minimize slightly.
Winter weather in Ashaiman
December to
February marks the driest period in
Ashaiman, with rainfall levels decreasing to as low as 17mm (0.67") in December. From December through February, there's a mild increase in temperatures ranging from 28.5°C (83.3°F) to 30.4°C (86.7°F) in the day and from 24.9°C (76.8°F) to 26.4°C (79.5°F) at night. The city enjoys good sunlight with average daylight reaching about 11.9 hours per day and sunshine hours of about 9 hours per day. Despite being the driest period, the humidity level elevates, reaching around 74 to 77%.
Weather in January
In
Ashaiman, the beginning of the year is characterized by weather that is typically warm, with high humidity of 73%. Winds for the month average a moderate 14km/h (8.7mph), providing some relief from the heat. The streets of Ashaiman are cautioned with moderate levels of rainfall, making
January a good time to enjoy indoor activities.
Weather in January »Weather in February
February brings a slight increase in both temperature and rainfall in
Ashaiman while the wind speed also increases to 16.6km/h (10.3mph). Despite the rainfall, sunshine is still prevalent with a steady increase to approximately 9.6 hours per day, favoring outdoor activities.
Weather in February » Weather in March
The weather in
Ashaiman in
March experiences a slight increase in temperature from
February. Rainfall also sees an upward trend again, making the city a bit soggy. Concurrently, winds become stronger, reaching an average of 17.6km/h (10.9mph).
Weather in March »
Weather in April
In
April,
Ashaiman experiences a notable surge in rainfall, reaching up to 37mm (1.46"), and hence, the city becomes significantly wetter. Notwithstanding the ascent in rain, the amount of daylight and sunshine slightly increases, presenting a balance for residents and visitors alike.
Weather in April »Weather in May
May marks the onset of nearly twice the rainfall as compared to
April, leading to the likelihood of downpours at 68mm (2.68"). Yet, daylight continues to linger a little longer, making afternoons brighter. While temperatures remain in the warm range, the humidity levels almost remain the same.
Weather in May » Weather in June
June in
Ashaiman sees a significant increase in rainfall, with precipitation reaching up to 128mm (5.04"). Concurrently, temperatures cool down a bit, and the wind rate experiences a slight increase. Along with increased rainfall, the relative humidity also takes an upturn, recording its highest at 81% for the year.
Weather in June »
Weather in July
July brings relief from the heavy rainfall experienced in the previous month of
June, with amounts dropping to 62mm (2.44"). Along with this, temperatures further drop, and a decrease in daily sunshine hours is noted. The wind speed, however, increases, providing respite from the humidity that remains high.
Weather in July » Weather in August
In
Ashaiman,
August experiences a slight decline in rainfall and continues the cooling trend started in
July, observing the lowest high temperature of 26.3°C (79.3°F) for the year. Despite the temperature drop, residents and visitors can still enjoy the sun as the hours of sunlight slightly increase.
Weather in August »Weather in September
September marks an increase in temperatures, and rainfall also takes an upward turn, with precipitation levels reaching 94mm (3.7"). Yet,
Ashaiman still enjoys a substantial amount of sunshine, despite the increase in rainfall.
Weather in September »
Weather in October
The weather in
October mirrors the trend started in
September, with a continuing increase in both temperature and rainfall. The amount of sunshine each day mildly increases, and the wind speed drops marginally. Humidity levels start to decrease, making this time moderately comfortable.
Weather in October »Weather in November
November ushers in a decrease in rainfall, indicating the onset of the dry season in
Ashaiman. Meanwhile, both the temperature and sunshine hours trend upwards, making it an incredibly vibrant and beautiful time to explore the city.
Weather in November » Weather in December
December greets
Ashaiman with the continuation of the trend that began in
November, signaling the full arrival of the dry season. This month experiences the least rainfall for the year at 27mm (1.06"), and temperatures remain relatively stable.
Weather in December »