Climate in Diourbel (Senegal)

Diourbel's climate is tropical semi-arid, with a long, dry season from November to May, and a wet, rainy season that runs roughly from late June to early October. The total rainfall that falls in a year is not low, but the climate can be defined as semi-arid because the dry season is very long.
The city is located in the center of Senegal, about 120 km (75 mi) east of Dakar.
During the day it is hot all year round, but from November to March, nights are cool and the humidity is lower.
All year round, however, a hot, dry wind can blow from the interior, maybe just for a day or two.

Diourbel - Climate data

In Diourbel, the average temperature of the coldest month (January) is of 24.8 °C (76.6 °F), that of the warmest month (June) is of 30.3 °C (86.5 °F). Here are the average temperatures.
Precipitation amounts to 525 millimeters (20.7 inches) per year: so, it is at an intermediate level. It ranges from 0 mm (0 in) in the driest month (April) to 205.1 mm (8.1 in) in the wettest one (August). Here is the average precipitation.

Diourbel - Weather by month

Based on the period 1991-2020

---

January, the coolest month of the year, is generally a warm to hot month. However, there are remarkable differences between night and day. The average temperature is of 24.8 °C (77 °F), with a minimum of 15.3 °C (59.5 °F) and a maximum of 34.2 °C (93.6 °F).
On the coldest nights of the month, the temperature usually drops to around 12 °C (53.5 °F).
On the warmest days of the month, the temperature usually reaches around 39 °C (102 °F). However, it reached 43.2 °C (109.8 °F) in January 2010.
Precipitation amounts to only 2.2 mm (0.1 in), distributed over 0 days.
The day lasts on average 11 hours and 25 minutes.
The average humidity is 34%. Hence, the air is normally dry.
The average wind speed is 6 kph (4 mph).

---

February is generally a warm to hot month. However, there are remarkable differences between night and day. The average temperature is of 26.6 °C (80 °F), with a minimum of 16.9 °C (62.4 °F) and a maximum of 36.2 °C (97.2 °F).
On the coldest nights of the month, the temperature usually drops to around 13 °C (55.5 °F).
On the warmest days of the month, the temperature usually reaches around 40.5 °C (104.5 °F). However, it reached 43.3 °C (109.9 °F) in February 2010.
Precipitation amounts to only 1 mm (0 in), distributed over 0 days.
The day lasts on average 11 hours and 40 minutes.
The average humidity is 36%.
The average wind speed is 6 kph (4 mph).

---

March is generally a very hot month. However, there are remarkable differences between night and day. The average temperature is of 28.2 °C (83 °F), with a minimum of 17.8 °C (64 °F) and a maximum of 38.6 °C (101.5 °F).
On the coldest nights, the temperature usually drops to around 14.5 °C (58.5 °F).
On the warmest days, the temperature usually reaches around 42.5 °C (108.5 °F). However, it reached 44.7 °C (112.5 °F) in March 2017.
Precipitation amounts to only 0.1 mm (0 in), distributed over 0 days.
The day lasts on average 12 hours and 5 minutes.
The average humidity is 38%.
The average wind speed is 7 kph (4 mph).

---

April is generally a very hot month. However, there are remarkable differences between night and day. The average temperature is of 29.2 °C (84 °F), with a minimum of 18.4 °C (65.1 °F) and a maximum of 39.9 °C (103.8 °F).
On the coldest nights, the temperature usually drops to around 15.5 °C (60 °F).
On the warmest days, the temperature usually reaches around 44 °C (111.5 °F). However, it reached 47 °C (116.6 °F) in April 2016.
Precipitation amounts to only 0 mm (0 in), so on average it never rains in the whole month.
The day lasts on average 12 hours and 30 minutes.
The average humidity is 43%.
The average wind speed is 8 kph (5 mph).

---

May is generally a very hot month. However, there are remarkable differences between night and day. The average temperature is of 30.1 °C (86 °F), with a minimum of 19.9 °C (67.8 °F) and a maximum of 40.3 °C (104.5 °F).
On the coldest nights, the temperature usually drops to around 17 °C (62.5 °F).
On the warmest days, the temperature usually reaches around 44.5 °C (112 °F). However, it reached 46.3 °C (115.3 °F) in May 2020.
Precipitation amounts to only 0.1 mm (0 in), distributed over 0 days.
The day lasts on average 12 hours and 50 minutes.
The average humidity is 48%.
The average wind speed is 7 kph (4 mph).

---

June, the hottest month of the year, is generally a very hot month. However, there are remarkable differences between night and day. The average temperature is of 30.3 °C (87 °F), with a minimum of 22.2 °C (72 °F) and a maximum of 38.4 °C (101.1 °F).
On the coldest nights, the temperature usually drops to around 20 °C (67.5 °F).
On the warmest days, the temperature usually reaches around 42.5 °C (108.5 °F). However, it reached 45.6 °C (114.1 °F) in June 1992.
Precipitation amounts to 22.5 mm (0.9 in), distributed over 2 days.
The day lasts on average 13 hours and 0 minutes.
The average humidity is 60%.
The average wind speed is 7 kph (4 mph).

---

July is generally a very hot, muggy month. The average temperature is of 29.4 °C (85 °F), with a minimum of 23.2 °C (73.8 °F) and a maximum of 35.5 °C (95.9 °F).
On the coldest nights of the month, the temperature usually drops to around 20.5 °C (69.5 °F).
On the warmest days of the month, the temperature usually reaches around 39.5 °C (103.5 °F). However, it reached 44 °C (111.2 °F) in July 1995.
Precipitation amounts to 98 mm (3.9 in), distributed over 7 days.
The day lasts on average 12 hours and 55 minutes.
The average humidity is 70%. Hence, the air is normally humid.
The average wind speed is 6 kph (4 mph).

---

August is generally a very hot, muggy month. The average temperature is of 28.6 °C (83 °F), with a minimum of 23.1 °C (73.6 °F) and a maximum of 34 °C (93.2 °F).
On the coldest nights of the month, the temperature usually drops to around 20 °C (67.5 °F).
On the warmest days of the month, the temperature usually reaches around 37.5 °C (100 °F). However, it reached 40.8 °C (105.4 °F) in August 1997.
Precipitation amounts to 205.1 mm (8.1 in), distributed over 12 days.
The day lasts on average 12 hours and 35 minutes.
The average humidity is 78%. Hence, the air is normally humid.
The average wind speed is 4 kph (3 mph).

---

September is generally a very hot, muggy month. The average temperature is of 28.5 °C (83 °F), with a minimum of 22.8 °C (73 °F) and a maximum of 34.2 °C (93.6 °F).
On the coldest nights, the temperature usually drops to around 19 °C (66.5 °F).
On the warmest days, the temperature usually reaches around 37.5 °C (99.5 °F). However, it reached 39.2 °C (102.6 °F) in September 2017.
Precipitation amounts to 164.1 mm (6.5 in), distributed over 10 days.
The day lasts on average 12 hours and 10 minutes.
The average humidity is 79%. Hence, the air is normally humid.
The average wind speed is 4 kph (2 mph).

---

October is generally a very hot month. However, there are remarkable differences between night and day. The average temperature is of 29.8 °C (86 °F), with a minimum of 22.4 °C (72.3 °F) and a maximum of 37.3 °C (99.1 °F).
On the coldest nights, the temperature usually drops to around 19.5 °C (67 °F).
On the warmest days, the temperature usually reaches around 40.5 °C (105 °F). However, it reached 42.5 °C (108.5 °F) in October 2017.
Precipitation amounts to 31.4 mm (1.2 in), distributed over 3 days.
The day lasts on average 11 hours and 50 minutes.
The average humidity is 65%.
The average wind speed is 4 kph (2 mph).

---

November is generally a very hot month. However, there are remarkable differences between night and day. The average temperature is of 28.3 °C (83 °F), with a minimum of 18.8 °C (65.8 °F) and a maximum of 37.8 °C (100 °F).
On the coldest nights, the temperature usually drops to around 15.5 °C (59.5 °F).
On the warmest days, the temperature usually reaches around 40.5 °C (105 °F). However, it reached 43 °C (109.4 °F) in November 2017.
Precipitation amounts to only 0.7 mm (0 in), distributed over 0 days.
The day lasts on average 11 hours and 25 minutes.
The average humidity is 44%.
The average wind speed is 4 kph (3 mph).

---

December is generally a warm to hot month. However, there are remarkable differences between night and day. The average temperature is of 25.8 °C (79 °F), with a minimum of 16.4 °C (61.5 °F) and a maximum of 35.3 °C (95.5 °F).
On the coldest nights of the month, the temperature usually drops to around 12.5 °C (55 °F).
On the warmest days of the month, the temperature usually reaches around 39 °C (102.5 °F). However, it reached 42.8 °C (109 °F) in December 2016.
Precipitation amounts to only 1.2 mm (0 in), distributed over 0 days.
The day lasts on average 11 hours and 20 minutes.
The average humidity is 38%.
The average wind speed is 5 kph (3 mph).