Climate - Agadez (Niger)

The climate of Agadez is tropical arid, with a relatively rainy season from June to September.
We are in the Sahel area, which receives some rains in the summer, brought by the African monsoon. The hottest time of the year is from April to June, before the rains.
However, the rains are quite rare even in the wettest months, and are rarer than in southern Niger.
The city is located in the center of Niger, at an altitude of 500 meters (1,650 feet). Idoukal-n-Taghès, the highest mountain in Niger at 2,022 meters (6,634 ft), is located 120 km (75 mi) to the northeast.

Agadez - Climate data

In Agadez, the average temperature of the coldest month (January) is of 20.9 °C (69.6 °F), that of the warmest month (June) is of 35.1 °C (95.3 °F). Here are the average temperatures.
In Agadez, precipitation amounts to 110 millimeters (4.3 inches) per year: it is therefore at a desert level. It ranges from 0 mm (0 in) in the driest months (January, February, March, October, November, December) to 50 mm (2 in) in the wettest one (August). Here is the average precipitation.
In Agadez, there are on average around 3490 sunshine hours per year. Here are the average hours of sunshine per day.

Agadez - Weather by month

Based on the period 1991-2020

---

In January, the coolest month of the year, the weather in Agadez is usually warm. However, there are remarkable differences between night and day. The average temperature is of 20.9 °C (70 °F), with a minimum of 13.3 °C (56 °F) and a maximum of 28.5 °C (83.3 °F).
On the coldest nights of the month, the temperature usually drops to around 8.5 °C (47 °F).
On the warmest days of the month, the temperature usually reaches around 34.5 °C (94.5 °F).
Precipitation amounts to only 0 mm (0 in), so on average it never rains in the whole month.
The day lasts on average 11 hours and 10 minutes.
There are on average 9.5 hours of sunshine per day. So, the sun shines 86% of the time.
The average humidity is 17%. Hence, the air is normally dry.
The average wind speed is 21 kph (13 mph).

---

In February, the weather in Agadez is usually warm to hot. However, there are remarkable differences between night and day. The average temperature is of 24.2 °C (76 °F), with a minimum of 16.4 °C (61.6 °F) and a maximum of 32 °C (89.6 °F).
On the coldest nights of the month, the temperature usually drops to around 11 °C (52 °F).
On the warmest days of the month, the temperature usually reaches around 37.5 °C (99.5 °F).
Precipitation amounts to only 0 mm (0 in), so on average it never rains in the whole month.
The day lasts on average 11 hours and 35 minutes.
There are on average 10 hours of sunshine per day. So, the sun shines 86% of the time.
The average humidity is 13%. Hence, the air is normally dry.
The average wind speed is 21 kph (13 mph).

---

In March, the weather in Agadez is usually very hot. However, there are remarkable differences between night and day. The average temperature is of 28.5 °C (83 °F), with a minimum of 20.8 °C (69.4 °F) and a maximum of 36.2 °C (97.2 °F).
On the coldest nights, the temperature usually drops to around 15 °C (59 °F).
On the warmest days, the temperature usually reaches around 40.5 °C (105 °F).
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 5 minutes.
There are on average 9.5 hours of sunshine per day. So, the sun shines 79% of the time.
The average humidity is 12%. Hence, the air is normally dry.
The average wind speed is 20 kph (12 mph).

---

In April, the weather in Agadez is usually scorchingly hot. However, there are remarkable differences between night and day. The average temperature is of 32.7 °C (91 °F), with a minimum of 25.1 °C (77.2 °F) and a maximum of 40.4 °C (104.7 °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 44 °C (111 °F).
Precipitation amounts to only 2 mm (0.1 in), and all occurs in one day.
The day lasts on average 12 hours and 30 minutes.
There are on average 9.5 hours of sunshine per day. So, the sun shines 77% of the time.
The average humidity is 11%. Hence, the air is normally dry.
The average wind speed is 18 kph (11 mph).

---

In May, the weather in Agadez is usually scorchingly hot. However, there are remarkable differences between night and day. The average temperature is of 35.0 °C (95 °F), with a minimum of 27.8 °C (82.1 °F) and a maximum of 42.1 °C (107.8 °F).
On the coldest nights, the temperature usually drops to around 23.5 °C (74 °F).
On the warmest days, the temperature usually reaches around 45 °C (113 °F).
Precipitation amounts to only 6 mm (0.2 in), and all occurs in one day.
The day lasts on average 12 hours and 55 minutes.
There are on average 9.5 hours of sunshine per day. So, the sun shines 74% of the time.
The average humidity is 16%. Hence, the air is normally dry.
The average wind speed is 17 kph (10 mph).

---

In June, the hottest month of the year, the weather in Agadez is usually scorchingly hot. However, there are remarkable differences between night and day. The average temperature is of 35.1 °C (95 °F), with a minimum of 28.4 °C (83.1 °F) and a maximum of 41.9 °C (107.4 °F).
On the coldest nights, the temperature usually drops to around 23.5 °C (74 °F).
On the warmest days, the temperature usually reaches around 45 °C (113 °F).
Precipitation amounts to 10 mm (0.4 in), distributed over 2 days.
The day lasts on average 13 hours and 5 minutes. June 21, the summer solstice, is the longest day of the year in the Northern Hemisphere.
There are on average 9 hours of sunshine per day. So, the sun shines 69% of the time.
The average humidity is 23%. Hence, the air is normally dry.
The average wind speed is 15 kph (10 mph).

---

In July, the weather in Agadez is usually scorchingly hot. However, there are remarkable differences between night and day. The average temperature is of 33.1 °C (91 °F), with a minimum of 26.5 °C (79.7 °F) and a maximum of 39.6 °C (103.3 °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 43.5 °C (110 °F).
Precipitation amounts to 35 mm (1.4 in), distributed over 4 days.
The day lasts on average 13 hours and 0 minutes.
There are on average 9.5 hours of sunshine per day. So, the sun shines 72% of the time.
The average humidity is 38%.
The average wind speed is 15 kph (10 mph).

---

In August, the weather in Agadez is usually very hot. The average temperature is of 31.6 °C (89 °F), with a minimum of 25.2 °C (77.4 °F) and a maximum of 38 °C (100.5 °F).
On the coldest nights of the month, the temperature usually drops to around 19.5 °C (67 °F).
On the warmest days of the month, the temperature usually reaches around 42 °C (108 °F).
Precipitation amounts to 50 mm (2 in), distributed over 5 days.
The day lasts on average 12 hours and 40 minutes.
There are on average 9 hours of sunshine per day. So, the sun shines 73% of the time.
The average humidity is 47%.
The average wind speed is 15 kph (9 mph).

---

In September, the weather in Agadez is usually scorchingly hot. However, there are remarkable differences between night and day. The average temperature is of 32.9 °C (91 °F), with a minimum of 26.2 °C (79.2 °F) and a maximum of 39.6 °C (103.4 °F).
On the coldest nights, the temperature usually drops to around 22 °C (71.5 °F).
On the warmest days, the temperature usually reaches around 42 °C (108 °F).
Precipitation amounts to only 8 mm (0.3 in), distributed over 2 days.
The day lasts on average 12 hours and 10 minutes.
There are on average 9.5 hours of sunshine per day. So, the sun shines 78% of the time.
The average humidity is 30%. Hence, the air is normally dry.
The average wind speed is 14 kph (9 mph).

---

In October, the weather in Agadez is usually very hot. However, there are remarkable differences between night and day. The average temperature is of 31.3 °C (88 °F), with a minimum of 24.2 °C (75.5 °F) and a maximum of 38.3 °C (101 °F).
On the coldest nights, the temperature usually drops to around 19.5 °C (67.5 °F).
On the warmest days, the temperature usually reaches around 41 °C (106 °F).
Precipitation amounts to only 0 mm (0 in), so on average it never rains in the whole month.
The day lasts on average 11 hours and 40 minutes.
There are on average 10 hours of sunshine per day. So, the sun shines 85% of the time.
The average humidity is 17%. Hence, the air is normally dry.
The average wind speed is 18 kph (11 mph).

---

In November, the weather in Agadez is usually warm to hot. However, there are remarkable differences between night and day. The average temperature is of 26.1 °C (79 °F), with a minimum of 18.5 °C (65.3 °F) and a maximum of 33.8 °C (92.8 °F).
On the coldest nights, the temperature usually drops to around 14 °C (57 °F).
On the warmest days, the temperature usually reaches around 37.5 °C (99 °F).
Precipitation amounts to only 0 mm (0 in), so on average it never rains in the whole month.
The day lasts on average 11 hours and 20 minutes.
There are on average 10 hours of sunshine per day. So, the sun shines 89% of the time.
The average humidity is 16%. Hence, the air is normally dry.
The average wind speed is 19 kph (12 mph).

---

In December, the weather in Agadez is usually warm. However, there are remarkable differences between night and day. The average temperature is of 22.3 °C (72 °F), with a minimum of 14.7 °C (58.5 °F) and a maximum of 29.8 °C (85.7 °F).
On the coldest nights of the month, the temperature usually drops to around 10 °C (50.5 °F).
On the warmest days of the month, the temperature usually reaches around 35 °C (94.5 °F).
Precipitation amounts to only 0 mm (0 in), so on average it never rains in the whole month.
The day lasts on average 11 hours and 5 minutes. December 21, the winter solstice, is the shortest day of the year in the Northern Hemisphere.
There are on average 9.5 hours of sunshine per day. So, the sun shines 86% of the time.
The average humidity is 17%. Hence, the air is normally dry.
The average wind speed is 21 kph (13 mph).