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Monthly climate in Riasi, India

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Riasi features a humid subtropical climate (Cwa). Temperatures typically range between 10 °C (51 °F) and 29 °C (85 °F) through the year, but rarely can drop to 0 °C (32 °F) or can rise to as high as 43 °C (109 °F). The average annual precipitation amounts to about 1280 mm (50.4 inches) and receives 109 rainy days on the 1 mm (0.04 inches) threshold annually. Riasi enjoys an average of 3828 hours of sunshine throughout the year, and daylight varies from 9 hours 59 minutes to 14 hours 17 minutes per day.

Monthly average temperatures in Riasi, India

The warmest months in Riasi are May, June and July, with daily mean temperatures ranging from 28 to 29 °C (82 - 85 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 10 to 14 °C (51 - 57 °F) throughout the day. On average each year, Riasi experiences 203 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 Riasi. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum22°C
(72°F)		28°C
(82°F)		35°C
(96°F)		39°C
(102°F)		43°C
(109°F)		43°C
(109°F)		41°C
(107°F)		35°C
(96°F)		35°C
(96°F)		35°C
(95°F)		28°C
(82°F)		25°C
(76°F)
Mean maximum20°C
(68°F)		25°C
(77°F)		32°C
(89°F)		36°C
(97°F)		40°C
(105°F)		41°C
(106°F)		38°C
(100°F)		34°C
(94°F)		34°C
(93°F)		32°C
(90°F)		27°C
(80°F)		23°C
(74°F)
Average high16°C
(61°F)		20°C
(68°F)		25°C
(77°F)		31°C
(87°F)		34°C
(94°F)		35°C
(95°F)		32°C
(90°F)		31°C
(88°F)		31°C
(88°F)		29°C
(85°F)		22°C
(72°F)		18°C
(65°F)
Daily mean10°C
(51°F)		14°C
(57°F)		18°C
(65°F)		24°C
(75°F)		28°C
(82°F)		29°C
(85°F)		28°C
(83°F)		28°C
(82°F)		26°C
(80°F)		22°C
(72°F)		16°C
(61°F)		12°C
(53°F)
Average low5°C
(42°F)		8°C
(46°F)		12°C
(54°F)		17°C
(62°F)		20°C
(69°F)		23°C
(73°F)		25°C
(77°F)		24°C
(76°F)		22°C
(72°F)		16°C
(61°F)		10°C
(51°F)		6°C
(43°F)
Mean minimum1°C
(35°F)		4°C
(39°F)		7°C
(45°F)		12°C
(54°F)		17°C
(63°F)		20°C
(69°F)		22°C
(72°F)		22°C
(71°F)		19°C
(66°F)		12°C
(53°F)		7°C
(45°F)		1°C
(34°F)
Minimum-0°C
(32°F)		2°C
(36°F)		6°C
(42°F)		10°C
(50°F)		15°C
(60°F)		18°C
(65°F)		21°C
(70°F)		21°C
(70°F)		18°C
(64°F)		11°C
(51°F)		6°C
(43°F)		0°C
(32°F)

Compare climate in Riasi with other places

Compare temperature, precipitation, sunshine, UV index in Riasi, India with other places around the world.

Monthly average precipitation in Riasi, India

Riasi usually has the most precipitation in January, July and August, with an average of 17 rainy days and 231 mm (9.1 inches) of precipitation per month. The driest months in Riasi are May, October and November. On average, 27 mm (1.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Riasi. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)98 (3.9)98 (3.8)88 (3.4)88 (3.5)22 (0.9)89 (3.5)341 (13.4)254 (10.0)95 (3.8)18 (0.7)42 (1.6)47 (1.9)
Average precipitation days (≥ 1 mm)669868222312243

Monthly sunshine hours in Riasi, India

The sunniest months in Riasi are May, June and July, when the sun shines an average of 12 hours 16 minutes a day. Least sunny months in Riasi: January, February and December receive an average of 8 hours 20 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Riasi. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours216269318336383380366347335325275273
Mean daily daylight hours10h 13m10h 59m11h 58m13h 0m13h 51m14h 17m14h 3m13h 19m12h 20m11h 19m10h 26m9h 59m

Solar UV radiation in Riasi, India

Riasi experiences the highest level of ultraviolet (UV) radiation in May, July and August, when the maximum UV index can reach values of 12 - 12, which corresponds to the Extreme category of sun exposure. January, November and December are in the Moderate exposure category. In these months, the maximum values of the UV index do not exceed 5. For more detailed information, check out our hourly Riasi UV Index data.

Average daily maximum UV levels by month for Riasi. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)5610101211121210854