Oceanside, New York climate: Normal weather by month, frost dates and records
Oceanside's normal year runs from 26°F January nights to 82°F July afternoons, with 48.6 inches of precipitation and 26 inches of snow a year. (NOAA 1991-2020 normals)
In metric: a yearly mean of 11.9°C, January lows of −3°C, July highs of 28°C, 1,235 mm of precipitation a year.
- NOAA stationOceanside
- Station IDUSC00306138
- Location40.63°N 73.63°W
- Elevation12 ft (4 m)
- From the centerunder 1 mile
- Population (census place)31,907
On October 22, the normal high in Oceanside is 62°F and the normal low 46°F, and the chance of measurable rain or snow is 39%.
Normals describe a typical year at the station, not a forecast. The National Weather Service forecast for Oceanside.
- Jan 39° 26°
- Feb 42° 27°
- Mar 48° 33°
- Apr 59° 41°
- May 67° 51°
- Jun 76° 61°
- Jul 82° 67°
- Aug 82° 67°
- Sep 75° 60°
- Oct 64° 48°
- Nov 54° 39°
- Dec 44° 31°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
What is the weather like in Oceanside each month?
July is the warmest month, with normal highs of 82°F; January the coldest, with normal lows of 26°F. The most precipitation falls in March (4.64 in), the least in February (3.01 in).
| Month | High | Low | Mean | Precip. | Snow | Wet days | 90°F days | Freezing nights | Daylight |
|---|---|---|---|---|---|---|---|---|---|
| January | 39°F | 26°F | 32.6°F | 3.81 | 5.7 | 14 | <1 | 23 | 9 h 30 min |
| February | 42°F | 27°F | 34.2°F | 3.01 | 7.6 | 11 | <1 | 21 | 10 h 40 min |
| March | 48°F | 33°F | 40.4°F | 4.64 | 4.8 | 14 | <1 | 16 | 11 h 50 min |
| April | 59°F | 41°F | 50.2°F | 4.16 | 1.0 | 13 | <1 | 2 | 13 h 10 min |
| May | 67°F | 51°F | 59.3°F | 4.31 | 0.0 | 16 | <1 | <1 | 14 h 20 min |
| June | 76°F | 61°F | 68.4°F | 4.57 | 0.0 | 13 | 2 | <1 | 15 h |
| July | 82°F | 67°F | 74.5°F | 4.25 | 0.0 | 11 | 4 | <1 | 14 h 50 min |
| August | 82°F | 67°F | 74.0°F | 4.16 | 0.0 | 11 | 3 | <1 | 13 h 50 min |
| September | 75°F | 60°F | 67.4°F | 3.76 | 0.0 | 10 | <1 | <1 | 12 h 30 min |
| October | 64°F | 48°F | 56.2°F | 4.30 | 0.0 | 12 | <1 | <1 | 11 h 10 min |
| November | 54°F | 39°F | 46.1°F | 3.57 | 0.2 | 13 | <1 | 7 | 10 h |
| December | 44°F | 31°F | 37.8°F | 4.10 | 6.2 | 14 | <1 | 20 | 9 h 20 min |
| Year (annual) | 61°F | 46°F | 53.4°F | 48.64 | 25.5 | 152 | 10 | 89 |
The same normals in °C and millimetres
| Month | High | Low | Mean | Precip. | Snow |
|---|---|---|---|---|---|
| January | 4°C | −3°C | 0.3°C | 97 mm | 14 cm |
| February | 5°C | −3°C | 1.2°C | 76 mm | 19 cm |
| March | 9°C | 0°C | 4.7°C | 118 mm | 12 cm |
| April | 15°C | 5°C | 10.1°C | 106 mm | 3 cm |
| May | 20°C | 11°C | 15.2°C | 109 mm | 0 cm |
| June | 24°C | 16°C | 20.2°C | 116 mm | 0 cm |
| July | 28°C | 19°C | 23.6°C | 108 mm | 0 cm |
| August | 28°C | 19°C | 23.3°C | 106 mm | 0 cm |
| September | 24°C | 15°C | 19.7°C | 96 mm | 0 cm |
| October | 18°C | 9°C | 13.4°C | 109 mm | 0 cm |
| November | 12°C | 4°C | 7.8°C | 91 mm | 1 cm |
| December | 7°C | 0°C | 3.2°C | 104 mm | 16 cm |
Source: NOAA NCEI 1991-2020 monthly normals, station USC00306138; annual normals. Wet days: 0.01 inch or more; 90°F days and freezing nights: NOAA's day counts. Daylight: sunrise to sunset on the 15th, computed from the latitude.
When is the best weather to visit Oceanside?
Normal highs sit between 65°F and 85°F in May, June, July, August and September. Of those, September has the fewest days with rain (10).
That is a measurement, not a recommendation: it counts the months whose normal afternoon high sits between 65°F and 85°F, where a light layer is enough by day.
Source: NOAA NCEI 1991-2020 monthly normals, station USC00306138.
When is the last frost in Oceanside?
In Oceanside, the last spring frost (32°F) comes after April 7 in half of years and after April 26 in one year in ten; the first autumn frost comes before November 8 in half of years and before October 27 in one year in ten.
Frost-free in half of yearsFrost in 1 to 9 years out of 10Frost most years
- Last spring frost, half of years after
- April 71 year in 10 after April 26; 9 in 10 after March 24
- First autumn frost, half of years before
- November 81 year in 10 before October 27; 9 in 10 before November 23
NOAA puts the median frost-free season at 212 days, and the season without a hard freeze (28°F) at 239 days.
A hard freeze (28°F) comes after March 27 in half of springs and before November 21 in half of autumns.
The USDA's 2023 Plant Hardiness Zone Map puts Oceanside in zone 7b in ZIP code 11572.
Frost dates for every NOAA station in New York · Frost dates by ZIP code
Source: NOAA NCEI 1991-2020 annual normals (frost probabilities), station USC00306138; USDA 2023 Plant Hardiness Zone Map, ZIP listings: PRISM Group, Oregon State University, https://prism.oregonstate.edu, accessed October 8, 2026. A 10% date means one year in ten has a frost after it in spring or before it in autumn.
How hot and how cold does it get in Oceanside?
In a normal year in Oceanside, 10 days a year reach 90°F, 89 nights fall to 32°F or colder and 152 days bring measurable precipitation.
- Days at 90°F or more
- 10a normal year
- Days at 100°F or more
- fewer than 1a normal year
- Nights at 32°F or colder
- 89a normal year
- Days that stay below freezing
- 11high of 32°F or less
- Days with 0.01 inch of precipitation
- 152a normal year
- Days with 1 inch of snow or more
- 7a normal year
Source: NOAA NCEI 1991-2020 annual normals, station USC00306138.
How sunny is Oceanside?
Over a year 75% of the sunlight that would reach the ground under clear skies gets through the clouds in the area around Oceanside, 4.0 kWh per square metre a day. July is the sunniest month (82%) and December the cloudiest (66%).
| Month | Share of clear-sky sunshine | Sunshine, kWh/m² a day |
|---|---|---|
| January | 67% | 1.9 |
| February | 70% | 2.8 |
| March | 71% | 3.8 |
| April | 73% | 5.0 |
| May | 73% | 5.6 |
| June | 78% | 6.1 |
| July | 82% | 6.2 |
| August | 81% | 5.5 |
| September | 79% | 4.5 |
| October | 72% | 3.0 |
| November | 72% | 2.1 |
| December | 66% | 1.6 |
Source: NASA POWER solar climatology, 2001-2020 (CERES SYN1deg). Satellite-based, for the 1-degree cell (about 100 km across) around the station, so it describes the area rather than the airport.
How much heating and cooling does Oceanside need?
A normal year in Oceanside brings 5,041 heating degree days, 6% fewer than the median U.S. place (5,373), and 861 cooling degree days, 5% fewer than the median (908). Six months need 300 or more heating degree days, a monthly mean of about 55°F or colder. For gardens and crops, NOAA counts 3,227 growing degree days a year above 50°F.
| Month | Heating | Cooling |
|---|---|---|
| January | 1,003 | 0 |
| February | 861 | 0 |
| March | 761 | 0 |
| April | 447 | 3 |
| May | 198 | 21 |
| June | 35 | 139 |
| July | 1 | 294 |
| August | 1 | 280 |
| September | 42 | 114 |
| October | 284 | 11 |
| November | 567 | 0 |
| December | 842 | 0 |
| Year (annual) | 5,041 | 861 |
Source: NOAA NCEI 1991-2020 monthly normals, station USC00306138. A degree day is one degree of a day's mean temperature below 65°F (heating) or above it (cooling); utilities use them to estimate energy use.
How does Oceanside's climate compare?
Oceanside is warmer than 122 of the other 130 places with their own NOAA record in New York, and wetter than 97. Across the 7,247 U.S. stations with normals, its annual mean of 53.4°F is warmer than 55%.
In the Köppen classification computed from these normals, Oceanside is Cfa: temperate, no dry season, hot summer. What the classes mean.
Places with the most similar year elsewhere
Measured month by month on the normal high, low and precipitation, among places of 20,000 or more people in other states:
Source: NOAA NCEI 1991-2020 normals for every station PlainClimate covers. Similarity: the root-mean-square difference of the 36 monthly figures, precipitation weighted so an inch counts like 6°F.
Which places near Oceanside share this climate record?
19 places have no NOAA station with 1991-2020 normals of their own, and this station is the nearest full record. A place's own climate can differ from these figures, by several degrees where it sits much higher or lower than the station, nearer the coast, or inside a large city's heat; for the larger places the next nearest records are named with their yearly mean, so the spread around them is visible, and places of 50,000 or more have their own page with NOAA's gridded normals.
- Freeport, NY44,028 people · 3 mi NE
- Long Beach, NY34,777 people · 4 mi SW
- Baldwin, NY33,595 people · 2 mi NE
- Rockville Centre, NY25,718 people · 2 mi N
- Lynbrook, NY20,684 people · 3 mi NW
- Roosevelt, NY19,636 people · 4 mi NE
- East Rockaway, NY10,064 people · 2 mi W
- Malverne, NY8,464 people · 4 mi NW
- Lakeview, NY5,794 people · 3 mi N
- Island Park, NY5,019 people · 2 mi SW
- South Hempstead, NY3,350 people · 3 mi N
- Lido Beach, NY2,634 people · 3 mi S
- Barnum Island, NY2,173 people · 2 mi SW
- Bay Park, NY1,780 people · 2 mi W
- Harbor Isle, NY1,401 people · 3 mi SW
- Hewlett Harbor, NY1,324 people · 3 mi W
- Point Lookout, NY996 people · 4 mi SE
- North Lynbrook, NY699 people · 3 mi NW
- Malverne Park Oaks, NY517 people · 4 mi NW
Source: Census Bureau 2024 Gazetteer (place centers) and Vintage 2024 population estimates. Distance and direction from the station to each place's center.
Questions about Oceanside's climate
What is the coldest month in Oceanside?
January, with a normal high of 39°F and a normal low of 26°F. The warmest is July (82°F by day, 67°F at night).
Does it snow in Oceanside?
Yes: 26 inches in a normal year, falling on 13 days with 0.1 inch or more, the most in February (7.6 inches).
What is the rainiest month in Oceanside?
March, with 4.64 in of precipitation in a normal year; the driest is February with 3.01 in.
What plant hardiness zone is Oceanside in?
The USDA's 2023 map puts Oceanside in zone 7b in ZIP code 11572.
How late can frost come in Oceanside?
In half of years the last 32°F night comes after April 7; in one year in ten it comes after April 26. Waiting until April 26 leaves about a one-in-ten chance of a later frost.
Nearby and next
- New York climateThe statewide normals and every place in the state
- Wantagh, NY7 miles from this station, 55.4°F a year
- Mineola, NY7 miles from this station, 55.5°F a year
- New York JFK International Airport, NY7 miles from this station, 54.3°F a year
- Farmingdale, NY13 miles from this station, 53.5°F a year
- Compare two placesMonth by month, side by side
Download these normals (CSV) · JSON · How these figures are made