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Monthly climate in Ati, Chad

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Ati features a hot desert climate (BWh). Temperatures typically range between 25 °C (77 °F) and 35 °C (95 °F) through the year, but rarely can drop to 13 °C (56 °F) or can rise to as high as 45 °C (114 °F). The average annual precipitation amounts to about 342 mm (13.5 inches) and receives 48 rainy days on the 1 mm (0.04 inches) threshold annually. Ati enjoys an average of 3872 hours of sunshine throughout the year, and daylight varies from 11 hours 20 minutes to 12 hours 52 minutes per day.

Monthly average temperatures in Ati, Chad

The warmest months in Ati are April, May and June, with daily mean temperatures ranging from 33 to 35 °C (91 - 95 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 25 to 26 °C (77 - 79 °F) throughout the day. On average each year, Ati experiences 329 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 Ati. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum41°C
(105°F)		41°C
(105°F)		44°C
(112°F)		45°C
(114°F)		45°C
(114°F)		44°C
(112°F)		41°C
(107°F)		37°C
(99°F)		42°C
(107°F)		42°C
(109°F)		41°C
(105°F)		40°C
(104°F)
Mean maximum37°C
(99°F)		39°C
(102°F)		43°C
(110°F)		44°C
(112°F)		44°C
(112°F)		42°C
(108°F)		40°C
(105°F)		35°C
(96°F)		39°C
(103°F)		41°C
(105°F)		40°C
(104°F)		38°C
(101°F)
Average high33°C
(92°F)		34°C
(94°F)		39°C
(103°F)		42°C
(108°F)		42°C
(108°F)		39°C
(102°F)		35°C
(96°F)		32°C
(90°F)		35°C
(95°F)		38°C
(101°F)		38°C
(100°F)		35°C
(95°F)
Daily mean25°C
(77°F)		26°C
(79°F)		31°C
(88°F)		34°C
(93°F)		35°C
(95°F)		33°C
(91°F)		30°C
(86°F)		27°C
(82°F)		29°C
(85°F)		31°C
(88°F)		29°C
(85°F)		26°C
(79°F)
Average low18°C
(64°F)		19°C
(67°F)		24°C
(75°F)		27°C
(81°F)		28°C
(83°F)		28°C
(82°F)		26°C
(78°F)		24°C
(76°F)		25°C
(77°F)		25°C
(77°F)		23°C
(73°F)		19°C
(67°F)
Mean minimum15°C
(59°F)		15°C
(60°F)		20°C
(68°F)		23°C
(74°F)		25°C
(77°F)		25°C
(78°F)		23°C
(74°F)		23°C
(73°F)		23°C
(73°F)		22°C
(73°F)		19°C
(67°F)		16°C
(60°F)
Minimum13°C
(56°F)		14°C
(57°F)		17°C
(63°F)		20°C
(69°F)		23°C
(74°F)		23°C
(74°F)		23°C
(74°F)		22°C
(72°F)		22°C
(72°F)		20°C
(69°F)		18°C
(66°F)		14°C
(58°F)

Compare climate in Ati with other places

Compare temperature, precipitation, sunshine, UV index in Ati, Chad with other places around the world.

Monthly average precipitation in Ati, Chad

Ati usually has the most precipitation in July, August and September, with an average of 13 rainy days and 99 mm (3.9 inches) of precipitation per month. The driest months in Ati are January, November and December. On average, 0 mm (0.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Ati. 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)1 (0.0)2 (0.1)28 (1.1)63 (2.5)169 (6.7)65 (2.5)15 (0.6)0 (0.0)0 (0.0)
Average precipitation days (≥ 1 mm)00000512189400

Monthly sunshine hours in Ati, Chad

The sunniest months in Ati are May, June and July, when the sun shines an average of 11 hours 11 minutes a day. Least sunny months in Ati: January, February and November receive an average of 9 hours 48 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Ati. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours267301336331351337340323318326314324
Mean daily daylight hours11h 25m11h 41m12h 3m12h 25m12h 43m12h 52m12h 48m12h 31m12h 10m11h 48m11h 30m11h 20m

Solar UV radiation in Ati, Chad

Ati experiences the highest level of ultraviolet (UV) radiation in March, 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 Ati UV Index data.

Average daily maximum UV levels by month for Ati. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)10121312121113131311109