May weather forecast
Niger

May in Niger represents the tail end of the hot dry season, with the anticipation of the approaching rainy season. Average temperatures begin to decrease slightly from the previous month, ranging from 25°C (77°F) to 40°C (104°F). Daytime temperatures can still reach extreme levels, especially in the southern regions, while at night they can drop to 20°C (68°F). In northern desert areas, including cities such as Agadez, night-time temperatures can fall to about 15°C (59°F).

Compared to the peak heat of April, May brings a modest reduction in temperatures across the country. However, the weather remains significantly hotter than during the cool dry season experienced at the start of the year.

Rainfall remains minimal in May, but there is a gradual increase, especially in southern regions, signalling the onset of the rainy season. This slight rise in precipitation does little to offset the prevailing arid conditions and the country's overall water deficit.

Niamey, the capital city, also experiences a slight decrease in temperatures compared to April, with averages ranging from 25°C (77°F) to 39°C (102.2°F). While daytime temperatures remain high, the city enjoys clear skies and abundant sunshine, albeit with an increasing likelihood of occasional showers as the month progresses.

Daylight hours remain fairly constant, with an average of 12 to 13 hours of daylight per day. Dusty and hazy conditions caused by Harmattan winds are rare during May. The month is characterized by increasing cloud cover and humidity levels, preparing the country for the onset of the rainy season in the upcoming months.

---

• Niamey - May »
  Throughout the year, in Niamey there are 34.7 rainfall days, and 99mm (3.9") of precipitation is accumulated. On the first day of May in Niamey, sunrise is at 06:29 and sunset at 19:07.
• Zinder - May »
  May is the month that records the highest temperatures in Zinder, with averages ranging from a high of 41°C (105.8°F) to a low of 27°C (80.6°F). The months with the highest UV index in Zinder are February through September, with an average maximum UV index of 12.
• Maradi - May »
  In Maradi snow does not fall in January through August, October through December. In Maradi snow does not fall in January through August, October through December.
• Agadez - May »
  On the last day of the month, in Agadez sunrise is at 05:53 and sunset at 18:58 WAT. In Agadez, during the entire year, the rain falls for 23 days and collects up to 111mm (4.37") of precipitation.
• Tahoua - May »
  On the last day of the month, in Tahoua sunrise is at 06:08 and sunset at 19:05 WAT. February through June, October through December, with an average of 9.9h of sunshine, are months with the most sunshine in Tahoua, Niger.
• Tillabéri - May »
  May is the month when Tillabéri sees the average highest temperatures, with a high of 41.9°C (107.4°F) and a low of 30.4°C (86.7°F). May is the warmest month of the year in Tillabéri, registering average temperatures as high as 41.9°C (107.4°F) and as low as 30.4°C (86.7°F).
• Diffa - May »
  May registers as the month with the average highest temperatures in Diffa reaching 42°C (107.6°F) at its peak and 30.1°C (86.2°F) at the lowest. May is Diffa's warmest month, registering average high temperatures of 42°C (107.6°F) and lows of 30.1°C (86.2°F).
• Gaya - May »
  On the last day of the month, in Gaya sunrise is at 06:20 and sunset at 19:07 WAT. In Gaya, during the entire year, the rain falls for 74.4 days and collects up to 291mm (11.46") of precipitation.
• Magaria - May »
  On the first day of May in Magaria sunrise is at 06:03 and sunset at 18:39. March through July, September and October, with an average maximum UV index of 8, are months with the highest UV index in Magaria.
• Madaoua - May »
  Transitioning into May, Madaoua experiences an average high-temperature of a still blisteringly hot 41.4°C (106.5°F), marking a minor shift from the preceding month. On the first day of May in Madaoua sunrise is at 06:13 and sunset at 18:52.
• Tânout - May »
  In Tânout during the entire year, the rain falls for 45.1 days and collects up to 170mm (6.69") of precipitation. In Tânout in May, during 2.3 rainfall days, 3mm (0.12") of precipitation is typically accumulated.
• Mayahi - May »
  In Mayahi snow does not fall in January through August, October through December. March through June and September, with an average maximum UV index of 8, are months with the highest UV index in Mayahi.