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Monthly climate in Indiana, Peru

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Indiana features a tropical rainforest climate (Af). Temperatures typically range between 25 °C (78 °F) and 27 °C (80 °F) through the year, but rarely can drop to 17 °C (63 °F) or can rise to as high as 35 °C (95 °F). The average annual precipitation amounts to about 2793 mm (110.0 inches) and receives 290 rainy days on the 1 mm (0.04 inches) threshold annually. Indiana enjoys an average of 3062 hours of sunshine throughout the year, and daylight varies from 11 hours 54 minutes to 12 hours 18 minutes per day.

Monthly average temperatures in Indiana, Peru

The warmest months in Indiana are September, October and November, with daily mean temperatures ranging from 26 to 27 °C (80 - 80 °F) throughout the day. The coldest temperatures usually occur in May, June and July, when daily mean temperatures range from 25 to 26 °C (78 - 79 °F) throughout the day. On average each year, Indiana 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 Indiana. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum34°C
(94°F)		33°C
(92°F)		35°C
(95°F)		35°C
(95°F)		33°C
(91°F)		33°C
(92°F)		34°C
(93°F)		34°C
(93°F)		34°C
(94°F)		35°C
(95°F)		34°C
(94°F)		34°C
(93°F)
Mean maximum33°C
(92°F)		33°C
(91°F)		33°C
(92°F)		33°C
(91°F)		32°C
(90°F)		32°C
(90°F)		32°C
(90°F)		33°C
(92°F)		34°C
(93°F)		34°C
(93°F)		33°C
(92°F)		33°C
(92°F)
Average high30°C
(86°F)		30°C
(86°F)		30°C
(86°F)		30°C
(86°F)		29°C
(85°F)		29°C
(85°F)		29°C
(85°F)		30°C
(87°F)		31°C
(88°F)		31°C
(87°F)		30°C
(87°F)		30°C
(86°F)
Daily mean26°C
(79°F)		26°C
(80°F)		26°C
(79°F)		26°C
(79°F)		26°C
(79°F)		26°C
(78°F)		25°C
(78°F)		26°C
(79°F)		27°C
(80°F)		27°C
(80°F)		26°C
(80°F)		26°C
(79°F)
Average low24°C
(75°F)		24°C
(75°F)		24°C
(75°F)		24°C
(75°F)		24°C
(75°F)		23°C
(74°F)		22°C
(73°F)		23°C
(73°F)		24°C
(75°F)		24°C
(75°F)		24°C
(75°F)		24°C
(75°F)
Mean minimum23°C
(73°F)		23°C
(73°F)		23°C
(74°F)		23°C
(73°F)		22°C
(72°F)		22°C
(72°F)		20°C
(68°F)		20°C
(68°F)		22°C
(72°F)		22°C
(72°F)		23°C
(73°F)		23°C
(73°F)
Minimum22°C
(72°F)		22°C
(73°F)		22°C
(72°F)		22°C
(71°F)		20°C
(69°F)		21°C
(69°F)		18°C
(64°F)		17°C
(63°F)		22°C
(71°F)		21°C
(71°F)		22°C
(73°F)		22°C
(72°F)

Compare climate in Indiana with other places

Compare temperature, precipitation, sunshine, UV index in Indiana, Peru with other places around the world.

Monthly average precipitation in Indiana, Peru

Indiana usually has the most precipitation in March, April and December, with an average of 27 rainy days and 306 mm (12.0 inches) of precipitation per month. The driest months in Indiana are July, August and September. On average, 156 mm (6.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Indiana. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)257 (10.1)212 (8.3)312 (12.3)321 (12.7)236 (9.3)246 (9.7)175 (6.9)115 (4.5)179 (7.0)216 (8.5)239 (9.4)285 (11.2)
Average precipitation days (≥ 1 mm)222428272625191823252627

Monthly sunshine hours in Indiana, Peru

The sunniest months in Indiana are July, August and September, when the sun shines an average of 9 hours 34 minutes a day. Least sunny months in Indiana: January, February and November receive an average of 7 hours 33 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Indiana. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours222228234231248263296299285268229255
Mean daily daylight hours12h 17m12h 12m12h 6m12h 0m11h 56m11h 54m11h 55m11h 59m12h 4m12h 10m12h 15m12h 18m

Solar UV radiation in Indiana, Peru

Indiana experiences the highest level of ultraviolet (UV) radiation in February, March and April, when the maximum UV index can reach values of 16 - 16, which corresponds to the Extreme category of sun exposure. June, July and August are in the Extreme exposure category. In these months, the maximum values of the UV index do not exceed 12. For more detailed information, check out our hourly Indiana UV Index data.

Average daily maximum UV levels by month for Indiana. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)151616161412111213141313