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Monthly climate in Nueva Santa Rosa, Guatemala

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Nueva Santa Rosa features a tropical savanna climate (Aw). Temperatures typically range between 18 °C (64 °F) and 21 °C (70 °F) through the year, but rarely can drop to 8 °C (46 °F) or can rise to as high as 33 °C (91 °F). The average annual precipitation amounts to about 1820 mm (71.7 inches) and receives 187 rainy days on the 1 mm (0.04 inches) threshold annually. Nueva Santa Rosa enjoys an average of 3560 hours of sunshine throughout the year, and daylight varies from 11 hours 16 minutes to 12 hours 57 minutes per day.

Monthly average temperatures in Nueva Santa Rosa, Guatemala

The warmest months in Nueva Santa Rosa are April, May and June, with daily mean temperatures ranging from 20 to 21 °C (68 - 70 °F) throughout the day. The coldest temperatures usually occur in January, November and December, when daily mean temperatures range from 18 to 19 °C (64 - 66 °F) throughout the day. On average each year, Nueva Santa Rosa experiences 237 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 Nueva Santa Rosa. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum30°C
(86°F)		30°C
(87°F)		32°C
(91°F)		33°C
(91°F)		32°C
(90°F)		29°C
(84°F)		29°C
(84°F)		29°C
(84°F)		28°C
(83°F)		28°C
(82°F)		29°C
(84°F)		29°C
(84°F)
Mean maximum28°C
(83°F)		30°C
(86°F)		31°C
(88°F)		32°C
(89°F)		30°C
(86°F)		27°C
(81°F)		28°C
(83°F)		28°C
(82°F)		28°C
(83°F)		27°C
(81°F)		27°C
(82°F)		28°C
(82°F)
Average high25°C
(77°F)		27°C
(80°F)		28°C
(83°F)		28°C
(83°F)		27°C
(80°F)		25°C
(78°F)		26°C
(79°F)		26°C
(79°F)		26°C
(79°F)		25°C
(77°F)		25°C
(77°F)		25°C
(77°F)
Daily mean18°C
(64°F)		19°C
(66°F)		20°C
(68°F)		21°C
(70°F)		21°C
(69°F)		20°C
(68°F)		20°C
(68°F)		20°C
(68°F)		20°C
(68°F)		19°C
(67°F)		19°C
(66°F)		18°C
(65°F)
Average low12°C
(55°F)		13°C
(55°F)		14°C
(57°F)		15°C
(59°F)		16°C
(61°F)		16°C
(61°F)		15°C
(60°F)		15°C
(60°F)		16°C
(60°F)		16°C
(60°F)		14°C
(58°F)		13°C
(55°F)
Mean minimum9°C
(49°F)		10°C
(50°F)		10°C
(51°F)		12°C
(54°F)		15°C
(58°F)		15°C
(59°F)		14°C
(57°F)		14°C
(57°F)		14°C
(58°F)		14°C
(57°F)		11°C
(53°F)		9°C
(48°F)
Minimum8°C
(46°F)		8°C
(47°F)		9°C
(48°F)		10°C
(50°F)		14°C
(57°F)		14°C
(57°F)		13°C
(55°F)		13°C
(55°F)		14°C
(57°F)		13°C
(56°F)		10°C
(51°F)		8°C
(46°F)

Compare climate in Nueva Santa Rosa with other places

Compare temperature, precipitation, sunshine, UV index in Nueva Santa Rosa, Guatemala with other places around the world.

Monthly average precipitation in Nueva Santa Rosa, Guatemala

Nueva Santa Rosa usually has the most precipitation in June, September and October, with an average of 28 rainy days and 326 mm (12.8 inches) of precipitation per month. The driest months in Nueva Santa Rosa are January, February and March. On average, 8 mm (0.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Nueva Santa Rosa. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)8 (0.3)9 (0.4)7 (0.3)62 (2.5)257 (10.1)378 (14.9)170 (6.7)258 (10.2)314 (12.4)287 (11.3)52 (2.0)17 (0.7)
Average precipitation days (≥ 1 mm)21211262822252828113

Monthly sunshine hours in Nueva Santa Rosa, Guatemala

The sunniest months in Nueva Santa Rosa are March, July and December, when the sun shines an average of 10 hours 18 minutes a day. Least sunny months in Nueva Santa Rosa: January, June and October receive an average of 8 hours 44 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Nueva Santa Rosa. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours256286323312302272315306287275301319
Mean daily daylight hours11h 22m11h 39m12h 3m12h 27m12h 47m12h 57m12h 51m12h 34m12h 10m11h 47m11h 26m11h 16m

Solar UV radiation in Nueva Santa Rosa, Guatemala

Nueva Santa Rosa experiences the highest level of ultraviolet (UV) radiation in April, August and September, when the maximum UV index can reach values of 14 - 15, which corresponds to the Extreme category of sun exposure. January, November and December are in the Very High / Extreme exposure category. In these months, the maximum values of the UV index do not exceed 11. For more detailed information, check out our hourly Nueva Santa Rosa UV Index data.

Average daily maximum UV levels by month for Nueva Santa Rosa. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)111314151414141414131010