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Monthly climate in Mastic Beach, New York, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Mastic Beach features a humid subtropical climate (Cfa).Temperatures typically range between 3 °C (37 °F) and 24 °C (75 °F) through the year, but rarely can drop to -13 °C (8 °F) or can rise to as high as 30 °C (87 °F).The average annual precipitation amounts to about 1260 mm (49.6 inches) and receives 123 rainy days on the 1 mm (0.04 inches) threshold annually.Mastic Beach enjoys an average of 3032 hours of sunshine throughout the year, and daylight varies from 9 hours 16 minutes to 15 hours 2 minutes per day.

Monthly average temperatures in Mastic Beach, New York, United States §

The warmest months in Mastic Beach are July, August and September, with daily mean temperatures ranging from 21 to 24 °C (70 - 75 °F) throughout the day. The coldest temperatures usually occur in January, February and March, when daily mean temperatures range from 3 to 5 °C (37 - 41 °F) throughout the day. On average each year, Mastic Beach experiences 34 days above 25 °C (77.0 °F) and 37 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Mastic Beach, 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 15°C
(59°F)		 13°C
(56°F)		 17°C
(62°F)		 20°C
(68°F)		 25°C
(76°F)		 27°C
(81°F)		 30°C
(87°F)		 29°C
(84°F)		 29°C
(84°F)		 27°C
(80°F)		 21°C
(69°F)		 17°C
(63°F)
Mean maximum 12°C
(55°F)		 11°C
(53°F)		 13°C
(56°F)		 16°C
(61°F)		 22°C
(72°F)		 26°C
(79°F)		 29°C
(84°F)		 28°C
(83°F)		 26°C
(80°F)		 23°C
(75°F)		 19°C
(67°F)		 15°C
(60°F)
Average high 5°C
(41°F)		 6°C
(42°F)		 7°C
(45°F)		 11°C
(52°F)		 16°C
(60°F)		 21°C
(70°F)		 25°C
(78°F)		 25°C
(78°F)		 22°C
(73°F)		 18°C
(65°F)		 12°C
(54°F)		 8°C
(46°F)
Daily mean 3°C
(37°F)		 3°C
(38°F)		 5°C
(41°F)		 9°C
(48°F)		 14°C
(57°F)		 19°C
(67°F)		 24°C
(75°F)		 24°C
(75°F)		 21°C
(70°F)		 16°C
(62°F)		 10°C
(50°F)		 5°C
(42°F)
Average low 0°C
(32°F)		 1°C
(34°F)		 3°C
(37°F)		 7°C
(45°F)		 12°C
(53°F)		 18°C
(64°F)		 22°C
(72°F)		 22°C
(72°F)		 19°C
(66°F)		 14°C
(58°F)		 7°C
(46°F)		 3°C
(38°F)
Mean minimum -9°C
(16°F)		 -8°C
(19°F)		 -5°C
(24°F)		 2°C
(37°F)		 7°C
(45°F)		 13°C
(56°F)		 18°C
(65°F)		 18°C
(65°F)		 14°C
(58°F)		 8°C
(46°F)		 -1°C
(30°F)		 -4°C
(25°F)
Minimum -13°C
(8°F)		 -13°C
(9°F)		 -7°C
(19°F)		 -0°C
(32°F)		 4°C
(39°F)		 11°C
(52°F)		 16°C
(61°F)		 17°C
(63°F)		 12°C
(54°F)		 5°C
(42°F)		 -5°C
(23°F)		 -8°C
(17°F)

Compare climate in Mastic Beach with other places

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

Monthly average precipitation in Mastic Beach, New York, United States §

Mastic Beach usually has the most precipitation in April, October and December, with an average of 11 rainy days and 132 mm (5.2 inches) of precipitation per month.The driest months in Mastic Beach are January, June and September. On average, 78 mm (3.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Mastic Beach, 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) 81 (3.2) 107 (4.2) 106 (4.2) 122 (4.8) 117 (4.6) 68 (2.7) 100 (3.9) 98 (3.8) 87 (3.4) 139 (5.5) 102 (4.0) 134 (5.3)
Average precipitation days (≥ 1 mm) 8 11 9 12 12 9 11 11 9 11 9 11

Monthly sunshine hours in Mastic Beach, New York, United States §

The sunniest months in Mastic Beach are June, July and August, when the sun shines an average of 10 hours 49 minutes a day.Least sunny months in Mastic Beach: 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 Mastic Beach, 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 153 181 260 247 295 319 349 326 279 233 209 175
Mean daily daylight hours 9h 36m 10h 38m 11h 58m 13h 19m 14h 28m 15h 2m 14h 44m 13h 42m 12h 24m 11h 3m 9h 52m 9h 16m

Solar UV radiation in Mastic Beach, New York, United States §

Mastic Beach 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 Mastic Beach UV Index data.

Average daily maximum UV levels by month for Mastic Beach, 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