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Monthly climate in Juan de Herrera, San Juan, Dominican Republic

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Juan de Herrera features a tropical savanna climate (Aw).Temperatures typically range between 20 °C (69 °F) and 24 °C (75 °F) through the year, but rarely can drop to 12 °C (53 °F) or can rise to as high as 33 °C (91 °F).The average annual precipitation amounts to about 922 mm (36.3 inches) and receives 171 rainy days on the 1 mm (0.04 inches) threshold annually.Juan de Herrera enjoys an average of 3858 hours of sunshine throughout the year, and daylight varies from 11 hours 0 minutes to 13 hours 14 minutes per day.

Monthly average temperatures in Juan de Herrera, San Juan, Dominican Republic §

The warmest months in Juan de Herrera are July, August and September, with daily mean temperatures ranging from 23 to 24 °C (74 - 75 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 20 to 21 °C (69 - 70 °F) throughout the day. On average each year, Juan de Herrera experiences 302 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 Juan de Herrera, San Juan, Dominican Republic.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 29°C
(85°F)		 29°C
(84°F)		 29°C
(84°F)		 29°C
(85°F)		 30°C
(87°F)		 30°C
(86°F)		 33°C
(91°F)		 32°C
(89°F)		 31°C
(89°F)		 31°C
(87°F)		 29°C
(85°F)		 28°C
(83°F)
Mean maximum 28°C
(82°F)		 28°C
(83°F)		 28°C
(82°F)		 28°C
(83°F)		 28°C
(83°F)		 28°C
(83°F)		 30°C
(87°F)		 30°C
(87°F)		 30°C
(87°F)		 30°C
(86°F)		 29°C
(84°F)		 28°C
(82°F)
Average high 26°C
(79°F)		 26°C
(79°F)		 26°C
(79°F)		 26°C
(79°F)		 26°C
(80°F)		 27°C
(81°F)		 28°C
(83°F)		 28°C
(83°F)		 28°C
(83°F)		 27°C
(81°F)		 27°C
(80°F)		 26°C
(80°F)
Daily mean 20°C
(69°F)		 21°C
(70°F)		 21°C
(70°F)		 22°C
(72°F)		 22°C
(73°F)		 23°C
(74°F)		 24°C
(75°F)		 24°C
(75°F)		 23°C
(74°F)		 23°C
(73°F)		 22°C
(72°F)		 21°C
(70°F)
Average low 16°C
(60°F)		 16°C
(61°F)		 17°C
(63°F)		 19°C
(66°F)		 19°C
(67°F)		 20°C
(67°F)		 20°C
(67°F)		 20°C
(68°F)		 20°C
(68°F)		 19°C
(66°F)		 18°C
(65°F)		 16°C
(62°F)
Mean minimum 13°C
(55°F)		 14°C
(57°F)		 14°C
(58°F)		 16°C
(62°F)		 17°C
(63°F)		 18°C
(65°F)		 18°C
(65°F)		 18°C
(66°F)		 18°C
(65°F)		 17°C
(63°F)		 15°C
(60°F)		 14°C
(58°F)
Minimum 12°C
(53°F)		 12°C
(55°F)		 13°C
(55°F)		 16°C
(60°F)		 16°C
(61°F)		 17°C
(62°F)		 17°C
(64°F)		 18°C
(64°F)		 18°C
(64°F)		 16°C
(62°F)		 14°C
(58°F)		 13°C
(56°F)

Compare climate in Juan de Herrera with other places

Compare temperature, precipitation, sunshine, UV index in Juan de Herrera, San Juan, Dominican Republic with other places around the world.

Monthly average precipitation in Juan de Herrera, San Juan, Dominican Republic §

Juan de Herrera usually has the most precipitation in April, August and September, with an average of 18 rainy days and 117 mm (4.6 inches) of precipitation per month.The driest months in Juan de Herrera are January, February and December. On average, 21 mm (0.8 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Juan de Herrera, San Juan, Dominican Republic.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 17 (0.7) 22 (0.9) 91 (3.6) 124 (4.9) 93 (3.7) 71 (2.8) 76 (3.0) 104 (4.1) 123 (4.8) 98 (3.9) 80 (3.2) 23 (0.9)
Average precipitation days (≥ 1 mm) 5 6 14 19 17 18 19 17 20 18 13 5

Monthly sunshine hours in Juan de Herrera, San Juan, Dominican Republic §

The sunniest months in Juan de Herrera are May, June and July, when the sun shines an average of 11 hours 24 minutes a day.Least sunny months in Juan de Herrera: January, February and November receive an average of 9 hours 25 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Juan de Herrera, San Juan, Dominican Republic.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 255 304 342 340 347 345 356 345 310 306 287 315
Mean daily daylight hours 11h 7m 11h 31m 12h 2m 12h 34m 13h 1m 13h 14m 13h 7m 12h 43m 12h 12m 11h 41m 11h 13m 11h 0m

Solar UV radiation in Juan de Herrera, San Juan, Dominican Republic §

Juan de Herrera experiences the highest level of ultraviolet (UV) radiation in March, April and May, when the maximum UV index can reach values of 14 - 14, 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 9. For more detailed information, check out our hourly Juan de Herrera UV Index data.

Average daily maximum UV levels by month for Juan de Herrera, San Juan, Dominican Republic.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 9 12 14 14 14 13 13 13 13 12 9 8