Climate and monthly weather forecast
Dedougou, Burkina Faso

Climate and monthly weather forecast

The climate of Dedougou

Dedougou, Burkina Faso inhabits the Subtropical steppe zone according to the Köppen climate classification with a BSh code. This classification speaks to a locale dominated by a semi-arid climate where rainfall is scarce and temperatures can be scorching during the peak summer months.

The annual weather profile of Dedougou extends from a chilly low of 18.3°C (64.9°F) in the first month of the year to a blistering 41.1°C (106°F) in April. Nighttime temperatures also follow suit from a January low of 18.3°C (64.9°F) reaching a peak at 28.5°C (83.3°F). Humidity levels in Dedougou waver between a comfortable 14% at the beginning and ending parts of the year to a heavier 75% in August which also happens to be the rainiest month with precipitation levels as high as 142mm (5.59").

As far as rainfall is concerned, the driest months come early in the year, with January and December recording a negligible 0mm (0") rainfall, while wetter months like August see as much as 142mm (5.59") pour down. This shift from dry to wet season characterizes Dedougou's weather throughout the year. Daylight hours are generous marking a yearly range from 11.4 to 12.9 hours. Furthermore, Dedougou's visitors can relish an average visibility radius of 10km (6.2mi) that dips slightly to 9km (5.6mi) during the wettest months.

The best time to visit Dedougou

The choice of the best time to visit Dedougou hinges on individual preferences with respect to weather. However, the months from November to February can provide a comfortable balance of conditions. During this period, temperatures tend to be more tolerable, ranging from lows of 18.3°C (64.9°F) to highs of 35.4°C (95.7°F). Moreover, rainfall is at a minimum, with December and January receiving virtually no rain, making these months particularly suitable for outdoor activities. Also, the relative humidity ranges from 14% to 25%, thus the air is typically comfortable.

The worst time to visit Dedougou

The more challenging months to visit Dedougou are from June to September. During this period, the temperature climbs up significantly with the average high reaching up to 38.1°C (100.6°F) and the average low standing at an elevated 26.8°C (80.2°F). Combined with high humidity reaching up to 75%, it can lead to a high discomfort level. Moreover, the weather is quite rainy from July to September with precipitation amount climbing as high as 142mm (5.59"), making outdoor activities less enjoyable.

Spring weather in Dedougou

Springtime in Dedougou witnesses temperatures that rapidly increase from a high temperature of 35.4°C (95.7°F) in February to a peak of 41.1°C (106°F) in April. It's also the start of a gradual increase in rainfall from a meagre 1mm (0.04") in February to 8mm (0.31") by April. While humidity stays relatively low in February at 14%, it starts climbing thereafter reaching as much as 28% in April.

Summer weather in Dedougou

Summer season in Dedougou brings with it significant temperatures that can climb up to 40.3°C (104.5°F) in May, leading to uncomfortable conditions. However, as the summer progresses, temperatures gradually decrease to lows of 34°C (93.2°F) in July. This is the period where Dedougou experiences its highest rainfall levels with July and August recording 82mm (3.23") and 142mm (5.59") respectively. Also, humidity reaches its peak in this period, hitting a high of 75% in August.

Autumn weather in Dedougou

Autumn in Dedougou gives rise to gradually decreasing temperatures from 32.9°C (91.2°F) in September to a more bearable 35.3°C (95.5°F) in November. While September still carries some of the summer's heaviness with 70mm (2.76") of rainfall, the precipitation levels taper off towards the end of autumn with November recording only 2mm (0.08"). The humidity levels also start to decrease, from 71% in September to 25% in November, making the conditions more comfortable.

Winter weather in Dedougou

Wintertime in Dedougou lacks the cold temperatures experienced in many parts of the world. The average high temperatures fluctuate from 37.1°C (98.8°F) to 35.3°C (95.5°F), while low temperatures range from 23°C (73.4°F) in December to a cool 19.4°C (66.9°F) in January. In stark contrast to the rainy season, December and January record virtually no rainfall. It is also the period with the least humidity, averaging 15% thus making the winter months quite suitable for visiting Dedougou.

Weather in January

Under the brilliance of the sun, Dedougou, Burkina Faso plunges into a dry season with a very low relative humidity of 14%. The city experiences an average high temperature of 35.4°C (95.7°F). As Dedougou transitions out of the coldest month, it basks under sunlit skies for about 9.7 hours per day. Weather in January »

Weather in February

Despite being the second month of the year, February signals an escalation in the thermal count, surging past January. The marked warmth of the average low temperature, which registers at 21°C (69.8°F), testifies to the intensifying heat. Weather in February »

Weather in March

March ushers in noticeable changes to Dedougou's weather tapestry. Under the sizzling sun, the city records a high temperature of 40.3°C (104.5°F), a significant leap from the preceding days of February. The cloud presence increases, implying a measured build-up in atmospheric moisture levels. Weather in March »

Weather in April

As Dedougou swings into April, the atmosphere absorbs more moisture, thus increasing relative humidity levels. With an average of 8mm (0.31") of precipitation recorded, the beginnings of a wetter phase become evident. The temperatures continue to exercise an upward trend, providing ample warmth throughout the day. Weather in April »

Weather in May

Then comes May, when Dedougou climatic conditions show signs of considerable transformation. The month stands out with an unusually high amount of rainfall; a total of 28mm (1.1") is registered, which is three times more than April. Weather in May »

Weather in June

June in Dedougou, Burkina Faso, initiates a period where changes in weather elements become subtler compared to earlier transitioning months. A downward adjustment in temperatures is observed, making room for increased rainfall, which reaches a significant 35mm (1.38"). Weather in June »

Weather in July

Shifting into July, Dedougou experiences the peak of the rainy season. This period records the highest precipitation of 82mm (3.23"), swelling the city's waters considerably. The temperatures maintain a conservative trend, providing moderate warmth during the day. Weather in July »

Weather in August

August sees Dedougou in the midst of the wet season, with a remarkable 142mm (5.59") of rainfall drenching the city, a significant month-to-month increase from July. Given these weather patterns, outdoor activities often yield to the whims of the weather. Weather in August »

Weather in September

Come September, Dedougou experiences a gradual transition from the wet to the dry season. Rainfall decreases dramatically to 70mm (2.76"), underpinning this trend. The temperatures maintain a steady rise, re-igniting the city's warm disposition. Weather in September »

Weather in October

October ushers in more pronounced weather changes, setting Dedougou on a firmer path toward the dry season. A fall in humidity and diminishing rainfall, which registers at 31mm (1.22"), suggest the retreat of the wet spell. The cloud cover draws back considerably, displaying more patches of blue skies. Weather in October »

Weather in November

As November arrives in Dedougou, the dry season reliably settles in. Rainfall plummets to an insignificant 2mm (0.08"), indicating an almost complete halt to rain showers. The skies clear up dramatically, providing bright and sunny days, as sunlight dominates the city's landscape once more. Weather in November »

Weather in December

December in Dedougou rings in the height of the dry season. With no rainfall registered throughout the month, Dedougou braces for an arid spell. The relative humidity descends to a low of 15%, displaying an almost desert-like climate. Weather in December »

Frequently asked questions

What is the least humid month in Dedougou?
January and February, with an average relative humidity of 14%, are the least humid months.
What is the driest month?
In Dedougou, rain does not fall in January and December.
How much does it rain?
Throughout the year, there are 96 rainfall days, and 407mm (16.02") of precipitation is accumulated.
When does it rain?
Months with rainfall are February through November.
When is the highest UV index?
March through June, with an average maximum UV index of 8, are months with the highest UV index.
What time of the year is the hottest?
April, with average temperatures reaching a high of 41.1°C (106°F) and a low of 27.8°C (82°F), is the warmest month.
What month has the most sunshine in Dedougou?
The month with the most sunshine is May, with an average of 12h of sunshine.
When are the longest days?
June has the longest days of the year in Dedougou, with an average of 12h and 48min of daylight.
What part of the year is the coldest?
Dedougou experiences its average lowest temperatures in August, reaching a peak of 31.4°C (88.5°F) and a minimum of 23.3°C (73.9°F).
What is the most humid month?
The most humid month in Dedougou is August, with an average relative humidity of 75%.
What is the wettest month?
The month with the most rainfall is August, when the rain falls for 24.3 days and typically aggregates up to 142mm (5.59") of precipitation.
What are the months with the least sunshine?
October through December, with an average of 7.6h of sunshine, are months with the least sunshine.
What is the month with the shortest days?
The month with the shortest days in Dedougou is December, with an average of 11h and 24min of daylight.
Is there Daylight Saving Time (DST)?
Dedougou does not observe Daylight Saving Time (DST). GMT timezone is used over the entire year.
What is the month with the lowest UV index in Dedougou?
December is the month with the lowest UV index, with an average maximum UV index of 6.
Average temperature
Dedougou, Burkina Faso

The warmest month (with the highest average high temperature) is April (41.1°C).
The month with the lowest average high temperature is August (31.4°C).

The month with the highest average low temperature is May (28.5°C).
The coldest month (with the lowest average low temperature) is January (18.3°C).

Average pressure
Dedougou, Burkina Faso

The month with the highest atmospheric pressure is January (1012.1mbar).
The month with the lowest atmospheric pressure is April (1007.8mbar).

Average wind speed
Dedougou, Burkina Faso

The windiest month (with the highest average wind speed) is January (11.4km/h).
The calmest month (with the lowest average wind speed) is September (7.1km/h).

Average humidity
Dedougou, Burkina Faso

The month with the highest relative humidity is August (75%).
The months with the lowest relative humidity are January and February (14%).

Average rainfall
Dedougou, Burkina Faso

The wettest month (with the highest rainfall) is August (142mm).
The driest months (with the least rainfall) are January and December (0mm).

Average rainfall days
Dedougou, Burkina Faso

The month with the highest number of rainy days is August (24.3 days).
The month with the least rainy days is December (0.1 days).

Average daylight / Average sunshine
Dedougou, Burkina Faso

The month with the longest days is June (Average daylight: 12h and 48min).
The month with the shortest days is December (Average daylight: 11h and 24min).

The month with the most sunshine is May (Average sunshine: 12h and 0min).
The months with the least sunshine are October, November and December (Average sunshine: 7h and 36min).

Average sunshine days
Dedougou, Burkina Faso

The months with the most sunshine days are January and December (30.8 days).
The month with the least sunshine days is August (4.8 days).

Average UV index
Dedougou, Burkina Faso

The months with the highest UV index are March, April, May and June (UV index 8).
The month with the lowest UV index is December (UV index 6).

Average visibility
Dedougou, Burkina Faso

The months with the highest visibility are January, February, March, April, May, June, July, October, November and December (10km).
The months with the lowest visibility are August and September (9km).

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