Last updated: May 6, 2024
Under the Köppen–Geiger climate classification Sayreville Junction features a humid subtropical climate (Cfa).Temperatures typically range between 1 °C (35 °F) and 26 °C (79 °F) through the year, but rarely can drop to -18 °C (0 °F) or can rise to as high as 36 °C (97 °F).The average annual precipitation amounts to about 1272 mm (50.1 inches) and receives 132 rainy days on the 1 mm (0.04 inches) threshold annually.Sayreville Junction enjoys an average of 3024 hours of sunshine throughout the year, and daylight varies from 9 hours 19 minutes to 14 hours 59 minutes per day.
The warmest months in Sayreville Junction are June, July and August, with daily mean temperatures ranging from 22 to 26 °C (73 - 79 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 1 to 4 °C (35 - 39 °F) throughout the day. On average each year, Sayreville Junction experiences 85 days above 25 °C (77.0 °F) and 61 days below 0 °C (32.0 °F).
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Maximum | 19°C (66°F) | 23°C (73°F) | 27°C (80°F) | 29°C (85°F) | 32°C (90°F) | 35°C (96°F) | 36°C (97°F) | 35°C (95°F) | 34°C (93°F) | 34°C (93°F) | 25°C (76°F) | 19°C (66°F) |
Mean maximum | 15°C (60°F) | 17°C (63°F) | 22°C (71°F) | 26°C (78°F) | 31°C (88°F) | 34°C (93°F) | 35°C (95°F) | 33°C (92°F) | 31°C (89°F) | 28°C (83°F) | 22°C (72°F) | 16°C (62°F) |
Average high | 5°C (41°F) | 7°C (45°F) | 10°C (50°F) | 16°C (61°F) | 21°C (71°F) | 27°C (80°F) | 30°C (86°F) | 28°C (83°F) | 25°C (77°F) | 20°C (68°F) | 12°C (54°F) | 7°C (45°F) |
Daily mean | 1°C (35°F) | 3°C (37°F) | 6°C (43°F) | 12°C (53°F) | 17°C (63°F) | 22°C (73°F) | 26°C (79°F) | 25°C (77°F) | 21°C (71°F) | 16°C (61°F) | 8°C (47°F) | 4°C (39°F) |
Average low | -2°C (29°F) | -1°C (31°F) | 2°C (36°F) | 8°C (46°F) | 13°C (56°F) | 18°C (65°F) | 22°C (72°F) | 21°C (71°F) | 18°C (64°F) | 12°C (55°F) | 4°C (39°F) | 0°C (33°F) |
Mean minimum | -12°C (10°F) | -11°C (13°F) | -6°C (22°F) | 1°C (35°F) | 6°C (44°F) | 13°C (56°F) | 17°C (64°F) | 17°C (62°F) | 11°C (53°F) | 5°C (41°F) | -4°C (25°F) | -8°C (18°F) |
Minimum | -18°C (-0°F) | -16°C (4°F) | -9°C (16°F) | -1°C (31°F) | 2°C (37°F) | 10°C (50°F) | 16°C (61°F) | 15°C (60°F) | 8°C (47°F) | 3°C (37°F) | -9°C (17°F) | -11°C (13°F) |
Compare temperature, precipitation, sunshine, UV index in Sayreville Junction, New Jersey, United States with other places around the world.
Sayreville Junction usually has the most precipitation in July, August and October, with an average of 12 rainy days and 133 mm (5.2 inches) of precipitation per month.The driest months in Sayreville Junction are January, September and November. On average, 80 mm (3.1 inches) of precipitation falls during these months.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Average precipitation mm (inches) | 66 (2.6) | 107 (4.2) | 103 (4.0) | 111 (4.4) | 118 (4.6) | 94 (3.7) | 144 (5.6) | 126 (5.0) | 91 (3.6) | 130 (5.1) | 82 (3.2) | 102 (4.0) |
Average precipitation days (≥ 1 mm) | 8 | 10 | 10 | 12 | 12 | 13 | 14 | 14 | 10 | 10 | 9 | 10 |
The sunniest months in Sayreville Junction are June, July and August, when the sun shines an average of 10 hours 47 minutes a day.Least sunny months in Sayreville Junction: January, February and December receive an average of 5 hours 39 minutes of sunshine daily.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean monthly sunshine hours | 152 | 180 | 254 | 250 | 283 | 321 | 352 | 319 | 279 | 231 | 218 | 181 |
Mean daily daylight hours | 9h 38m | 10h 40m | 11h 58m | 13h 18m | 14h 26m | 14h 59m | 14h 41m | 13h 41m | 12h 24m | 11h 4m | 9h 55m | 9h 19m |
Sayreville Junction 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 Sayreville Junction UV Index data.
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 |