Annual mean
Annual mean of daily highs
Annual mean of daily lows
Nesconset CDP, New York
Official LSAD Designation: Nesconset CDP • Census GEOID: 3649825
• Suffolk County
Climate Normals & Weather Observations
30-year climate normals (1991–2020) and weather observations for Nesconset CDP.
Reference Weather Station: ISLIP LI MACARTHUR AP, NY US (ID: USW00004781)
• Located 4.5 miles from community center
• Elevation: 25.6 m
| Month | Average High (°F) | Average Low (°F) | Mean Temp (°F) | Precipitation (in) |
|---|---|---|---|---|
| January | 39.2° | 24.6° | 31.9° | 3.66" |
| February | 41.0° | 25.5° | 33.3° | 3.29" |
| March | 47.7° | 32.0° | 39.9° | 4.51" |
| April | 58.3° | 41.2° | 49.7° | 4.06" |
| May | 68.3° | 50.8° | 59.5° | 3.28" |
| June | 77.2° | 60.9° | 69.0° | 4.00" |
| July | 82.8° | 67.3° | 75.0° | 3.26" |
| August | 81.4° | 66.0° | 73.7° | 4.24" |
| September | 74.8° | 58.9° | 66.9° | 3.60" |
| October | 64.1° | 47.3° | 55.7° | 3.97" |
| November | 53.6° | 37.6° | 45.6° | 3.41" |
| December | 44.4° | 29.8° | 37.1° | 4.71" |
Annual Temperature History
2010–2025, completed calendar years only.
NOAA station ISLIP LI MACARTHUR AP, NY US (ID: USW00004781) • 4.5 miles from community center .
This is the same reference station used for monthly normals.
Source: NOAA NCEI Global Summary of the Year.
Annual temperature data table (°F)
| Year | Annual mean (°F) | Annual mean of daily highs (°F) | Annual mean of daily lows (°F) |
|---|---|---|---|
| 2010 | 54.0 | 62.3 | 45.7 |
| 2011 | 54.2 | 62.5 | 46.0 |
| 2012 | 55.3 | 63.4 | 47.1 |
| 2013 | 53.0 | 61.2 | 44.8 |
| 2014 | 52.5 | 60.6 | 44.3 |
| 2015 | 53.5 | 61.8 | 45.1 |
| 2016 | 54.7 | 63.3 | 46.2 |
| 2017 | 54.2 | 62.2 | 46.1 |
| 2018 | 53.7 | 61.5 | 45.9 |
| 2019 | 53.4 | 61.5 | 45.4 |
| 2020 | 54.9 | 63.0 | 46.9 |
| 2021 | 54.7 | 62.7 | 46.7 |
| 2022 | 54.3 | 62.9 | 45.8 |
| 2023 | 55.4 | 63.6 | 47.2 |
| 2024 | 55.2 | 63.2 | 47.2 |
| 2025 | 54.7 | 62.7 | 46.6 |
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.