Historical weather data, all-time temperature records, and monthly climate averages for Wantagh, NY. Explore typical weather conditions by week for trip planning, and see how today compares to the historical record.
April 5 in Wantagh typically feels more late-winter than spring, with an average high of just 55° and a low of 40°. That said, the date has seen a 49-degree swing in extremes — from a frigid 24° in 1995 to a pleasant 73° back in 1988. Precipitation is possible but unlikely, with only a 29% chance and virtually no shot at snow.
Wantagh's weather has real teeth at both ends of the thermometer — the mercury has soared to 104° (July 1966) and plunged to -2° (January 1985), a staggering 106-degree range. The wettest single day on record dumped 8.05 inches of rain on September 29, 2023, while the January 2016 blizzard buried the area under 30.3 inches of snow.
Summer is the clear sweet spot here, with highs peaking around 85° during the third week of July and staying in the low 80s through August. Winter bottoms out mid-January with average highs of just 38°. The wettest stretch of the year falls in late July, so pack an umbrella if you're visiting for the height of summer.