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Monthly climate in Santiago, Paraguay

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Santiago features a humid subtropical climate (Cfa). Temperatures typically range between 16 °C (61 °F) and 28 °C (82 °F) through the year, but rarely can drop to 2 °C (36 °F) or can rise to as high as 41 °C (106 °F). The average annual precipitation amounts to about 1434 mm (56.5 inches) and receives 107 rainy days on the 1 mm (0.04 inches) threshold annually. Santiago enjoys an average of 3450 hours of sunshine throughout the year, and daylight varies from 10 hours 26 minutes to 13 hours 48 minutes per day.

Monthly average temperatures in Santiago, Paraguay

The warmest months in Santiago are January, February and December, with daily mean temperatures ranging from 27 to 28 °C (80 - 82 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 16 to 18 °C (61 - 65 °F) throughout the day. On average each year, Santiago experiences 224 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 Santiago. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum41°C
(106°F)		40°C
(104°F)		38°C
(101°F)		34°C
(94°F)		33°C
(92°F)		31°C
(87°F)		32°C
(90°F)		38°C
(100°F)		37°C
(99°F)		40°C
(104°F)		38°C
(101°F)		38°C
(100°F)
Mean maximum37°C
(99°F)		37°C
(98°F)		36°C
(98°F)		32°C
(91°F)		30°C
(86°F)		27°C
(81°F)		31°C
(87°F)		34°C
(94°F)		36°C
(96°F)		36°C
(97°F)		36°C
(97°F)		37°C
(98°F)
Average high32°C
(90°F)		32°C
(90°F)		30°C
(87°F)		27°C
(81°F)		23°C
(74°F)		22°C
(71°F)		21°C
(71°F)		24°C
(75°F)		26°C
(78°F)		28°C
(82°F)		30°C
(86°F)		32°C
(89°F)
Daily mean28°C
(82°F)		27°C
(80°F)		25°C
(78°F)		22°C
(73°F)		19°C
(66°F)		17°C
(63°F)		16°C
(61°F)		18°C
(65°F)		21°C
(69°F)		23°C
(74°F)		25°C
(77°F)		27°C
(80°F)
Average low23°C
(74°F)		22°C
(72°F)		21°C
(70°F)		19°C
(66°F)		15°C
(60°F)		14°C
(57°F)		12°C
(54°F)		13°C
(56°F)		16°C
(61°F)		19°C
(66°F)		20°C
(68°F)		21°C
(71°F)
Mean minimum19°C
(67°F)		17°C
(63°F)		16°C
(60°F)		13°C
(55°F)		9°C
(48°F)		6°C
(43°F)		3°C
(38°F)		5°C
(42°F)		10°C
(51°F)		13°C
(56°F)		16°C
(61°F)		17°C
(63°F)
Minimum16°C
(62°F)		14°C
(58°F)		14°C
(57°F)		10°C
(51°F)		6°C
(44°F)		3°C
(38°F)		2°C
(36°F)		2°C
(36°F)		8°C
(47°F)		11°C
(52°F)		13°C
(56°F)		15°C
(59°F)

Compare climate in Santiago with other places

Compare temperature, precipitation, sunshine, UV index in Santiago, Paraguay with other places around the world.

Monthly average precipitation in Santiago, Paraguay

Santiago usually has the most precipitation in January, May and October, with an average of 11 rainy days and 175 mm (6.9 inches) of precipitation per month. The driest months in Santiago are July, August and December. On average, 76 mm (3.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Santiago. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)153 (6.0)89 (3.5)120 (4.7)137 (5.4)208 (8.2)98 (3.9)74 (2.9)68 (2.7)91 (3.6)165 (6.5)145 (5.7)86 (3.4)
Average precipitation days (≥ 1 mm)129971187691298

Monthly sunshine hours in Santiago, Paraguay

The sunniest months in Santiago are March, November and December, when the sun shines an average of 11 hours 2 minutes a day. Least sunny months in Santiago: May, June and July receive an average of 7 hours 48 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Santiago. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours274309317276242225251290270295320377
Mean daily daylight hours13h 36m12h 59m12h 12m11h 24m10h 45m10h 26m10h 36m11h 10m11h 56m12h 44m13h 27m13h 48m

Solar UV radiation in Santiago, Paraguay

Santiago experiences the highest level of ultraviolet (UV) radiation in January, November and December, when the maximum UV index can reach values of 14 - 15, which corresponds to the Extreme category of sun exposure. May, June and July are in the Moderate / High exposure category. In these months, the maximum values of the UV index do not exceed 6. For more detailed information, check out our hourly Santiago UV Index data.

Average daily maximum UV levels by month for Santiago. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)15141310656710131414