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Monthly climate in Mirriah, Niger

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Mirriah features a hot semi-arid climate (BSh). Temperatures typically range between 21 °C (71 °F) and 34 °C (93 °F) through the year, but rarely can drop to 8 °C (48 °F) or can rise to as high as 44 °C (112 °F). The average annual precipitation amounts to about 316 mm (12.4 inches) and receives 40 rainy days on the 1 mm (0.04 inches) threshold annually. Mirriah enjoys an average of 3929 hours of sunshine throughout the year, and daylight varies from 11 hours 19 minutes to 12 hours 54 minutes per day.

Monthly average temperatures in Mirriah, Niger

The warmest months in Mirriah are April, May and June, with daily mean temperatures ranging from 32 to 34 °C (90 - 93 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 21 to 23 °C (71 - 74 °F) throughout the day. On average each year, Mirriah experiences 327 days above 25 °C (77.0 °F) and 0 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Mirriah. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum38°C
(100°F)		39°C
(102°F)		42°C
(107°F)		44°C
(112°F)		44°C
(112°F)		43°C
(110°F)		41°C
(106°F)		37°C
(100°F)		40°C
(103°F)		40°C
(105°F)		38°C
(101°F)		37°C
(99°F)
Mean maximum35°C
(95°F)		36°C
(97°F)		41°C
(106°F)		43°C
(110°F)		44°C
(111°F)		42°C
(108°F)		39°C
(102°F)		35°C
(96°F)		39°C
(102°F)		39°C
(103°F)		37°C
(99°F)		35°C
(95°F)
Average high29°C
(85°F)		31°C
(89°F)		37°C
(99°F)		40°C
(105°F)		41°C
(106°F)		39°C
(102°F)		34°C
(94°F)		32°C
(89°F)		35°C
(95°F)		37°C
(98°F)		35°C
(95°F)		31°C
(87°F)
Daily mean21°C
(71°F)		23°C
(74°F)		29°C
(85°F)		33°C
(91°F)		34°C
(93°F)		32°C
(90°F)		29°C
(85°F)		27°C
(81°F)		29°C
(84°F)		29°C
(85°F)		27°C
(80°F)		23°C
(73°F)
Average low14°C
(58°F)		16°C
(61°F)		21°C
(70°F)		25°C
(77°F)		27°C
(81°F)		27°C
(81°F)		25°C
(77°F)		24°C
(75°F)		24°C
(75°F)		23°C
(73°F)		19°C
(66°F)		15°C
(60°F)
Mean minimum10°C
(50°F)		12°C
(53°F)		17°C
(63°F)		20°C
(69°F)		24°C
(76°F)		24°C
(76°F)		22°C
(72°F)		22°C
(72°F)		22°C
(72°F)		19°C
(67°F)		16°C
(62°F)		13°C
(55°F)
Minimum8°C
(48°F)		10°C
(50°F)		15°C
(59°F)		16°C
(62°F)		21°C
(71°F)		23°C
(74°F)		21°C
(70°F)		21°C
(71°F)		21°C
(70°F)		18°C
(65°F)		15°C
(59°F)		11°C
(52°F)

Compare climate in Mirriah with other places

Compare temperature, precipitation, sunshine, UV index in Mirriah, Niger with other places around the world.

Monthly average precipitation in Mirriah, Niger

Mirriah usually has the most precipitation in July, August and September, with an average of 11 rainy days and 93 mm (3.7 inches) of precipitation per month. The driest months in Mirriah are January, February and November. On average, 0 mm (0.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Mirriah. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)0 (0.0)0 (0.0)0 (0.0)0 (0.0)3 (0.1)20 (0.8)83 (3.3)153 (6.0)43 (1.7)13 (0.5)0 (0.0)0 (0.0)
Average precipitation days (≥ 1 mm)00001413156100

Monthly sunshine hours in Mirriah, Niger

The sunniest months in Mirriah are May, July and August, when the sun shines an average of 11 hours 15 minutes a day. Least sunny months in Mirriah: January, February and November receive an average of 9 hours 50 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Mirriah. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours265299336334351339354341327331321326
Mean daily daylight hours11h 24m11h 40m12h 3m12h 25m12h 45m12h 54m12h 49m12h 32m12h 10m11h 48m11h 28m11h 19m

Solar UV radiation in Mirriah, Niger

Mirriah experiences the highest level of ultraviolet (UV) radiation in April, August and September, when the maximum UV index can reach values of 13 - 13, which corresponds to the Extreme category of sun exposure. January, November and December are in the Very High exposure category. In these months, the maximum values of the UV index do not exceed 10. For more detailed information, check out our hourly Mirriah UV Index data.

Average daily maximum UV levels by month for Mirriah. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)101113131211131313111010