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Monthly climate in Brightwaters, New York, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Brightwaters features a humid subtropical climate (Cfa).Temperatures typically range between 2 °C (36 °F) and 24 °C (76 °F) through the year, but rarely can drop to -14 °C (7 °F) or can rise to as high as 32 °C (90 °F).The average annual precipitation amounts to about 1367 mm (53.8 inches) and receives 129 rainy days on the 1 mm (0.04 inches) threshold annually.Brightwaters enjoys an average of 3015 hours of sunshine throughout the year, and daylight varies from 9 hours 17 minutes to 15 hours 2 minutes per day.

Monthly average temperatures in Brightwaters, New York, United States §

The warmest months in Brightwaters are July, August and September, with daily mean temperatures ranging from 21 to 24 °C (70 - 76 °F) throughout the day. The coldest temperatures usually occur in January, February and March, when daily mean temperatures range from 2 to 5 °C (36 - 41 °F) throughout the day. On average each year, Brightwaters experiences 41 days above 25 °C (77.0 °F) and 41 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Brightwaters, New York, United States.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 16°C
(61°F)		 14°C
(57°F)		 19°C
(66°F)		 21°C
(71°F)		 26°C
(79°F)		 28°C
(83°F)		 32°C
(90°F)		 30°C
(87°F)		 29°C
(85°F)		 28°C
(83°F)		 20°C
(68°F)		 17°C
(62°F)
Mean maximum 12°C
(54°F)		 11°C
(53°F)		 14°C
(58°F)		 17°C
(63°F)		 24°C
(75°F)		 27°C
(81°F)		 30°C
(86°F)		 29°C
(84°F)		 27°C
(81°F)		 24°C
(76°F)		 19°C
(67°F)		 15°C
(59°F)
Average high 4°C
(40°F)		 5°C
(42°F)		 7°C
(45°F)		 12°C
(53°F)		 16°C
(62°F)		 22°C
(72°F)		 26°C
(79°F)		 26°C
(78°F)		 23°C
(73°F)		 18°C
(65°F)		 12°C
(54°F)		 7°C
(45°F)
Daily mean 2°C
(36°F)		 3°C
(37°F)		 5°C
(41°F)		 9°C
(49°F)		 14°C
(58°F)		 20°C
(68°F)		 24°C
(76°F)		 24°C
(75°F)		 21°C
(70°F)		 16°C
(61°F)		 9°C
(49°F)		 5°C
(41°F)
Average low -0°C
(31°F)		 0°C
(33°F)		 2°C
(36°F)		 7°C
(45°F)		 12°C
(54°F)		 18°C
(65°F)		 22°C
(73°F)		 22°C
(72°F)		 19°C
(66°F)		 14°C
(58°F)		 7°C
(44°F)		 3°C
(37°F)
Mean minimum -10°C
(15°F)		 -8°C
(17°F)		 -5°C
(24°F)		 2°C
(36°F)		 7°C
(44°F)		 14°C
(57°F)		 19°C
(66°F)		 18°C
(65°F)		 14°C
(57°F)		 8°C
(46°F)		 -1°C
(30°F)		 -4°C
(24°F)
Minimum -14°C
(7°F)		 -14°C
(7°F)		 -7°C
(19°F)		 -0°C
(32°F)		 3°C
(37°F)		 10°C
(51°F)		 17°C
(62°F)		 17°C
(63°F)		 12°C
(53°F)		 5°C
(42°F)		 -6°C
(22°F)		 -9°C
(16°F)

Compare climate in Brightwaters with other places

Compare temperature, precipitation, sunshine, UV index in Brightwaters, New York, United States with other places around the world.

Monthly average precipitation in Brightwaters, New York, United States §

Brightwaters usually has the most precipitation in April, October and December, with an average of 11 rainy days and 137 mm (5.4 inches) of precipitation per month.The driest months in Brightwaters are January, June and September. On average, 88 mm (3.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Brightwaters, New York, United States.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) 82 (3.2) 118 (4.6) 107 (4.2) 130 (5.1) 123 (4.9) 86 (3.4) 130 (5.1) 109 (4.3) 96 (3.8) 142 (5.6) 105 (4.1) 138 (5.4)
Average precipitation days (≥ 1 mm) 9 12 10 12 12 10 11 12 10 12 9 10

Monthly sunshine hours in Brightwaters, New York, United States §

The sunniest months in Brightwaters are June, July and August, when the sun shines an average of 10 hours 44 minutes a day.Least sunny months in Brightwaters: January, February and December receive an average of 5 hours 36 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Brightwaters, New York, United States.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 153 180 258 246 289 319 346 323 280 229 210 176
Mean daily daylight hours 9h 36m 10h 39m 11h 58m 13h 19m 14h 28m 15h 2m 14h 43m 13h 42m 12h 24m 11h 3m 9h 53m 9h 17m

Solar UV radiation in Brightwaters, New York, United States §

Brightwaters experiences the highest level of ultraviolet (UV) radiation in May, June and July, when the maximum UV index can reach values of 10 - 10, which corresponds to the Very High category of sun exposure.January, November and December are in the Low / Moderate exposure category. In these months, the maximum values of the UV index do not exceed 4. For more detailed information, check out our hourly Brightwaters UV Index data.

Average daily maximum UV levels by month for Brightwaters, New York, United States.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) 3 5 6 8 10 10 10 9 8 6 4 2