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Use the Climate Data lookup to find climate information by ZIP Code. View high, low and average temperatures within an area and the amount of cooling required (CDD), amount of heating required (HDD) and amount of rain in inches.

  • Information is based on 1971 to 2000 normals.
  • Rain is displayed in inches.
  • Monthly and daily averages and yearly totals.
  • The amount of cooling (CDD) and heating (HDD) required.
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Climate Averages for ZIP Code 11794

Nearest weather station at SETAUKET STRONG, NY. Elevation 40 Feet
Month High Temp Average Temp Low Temp CDD HDD Rain(Inches) Zip Code Month Number
January 39.9 32.2 24.5 0 1,016 3.9 11794 1
February 41.9 33.7 25.5 0 876 2.9 11794 2
March 50.3 41.1 31.8 0 743 4.1 11794 3
April 60.8 50.4 39.9 0 438 4.2 11794 4
May 71.0 60.2 49.4 27 176 4.0 11794 5
June 79.2 69.0 58.8 141 21 3.8 11794 6
July 84.1 74.4 64.7 293 0 3.6 11794 7
August 82.8 73.5 64.1 262 0 3.9 11794 8
September 76.0 67.1 58.1 93 32 3.7 11794 9
October 65.8 56.6 47.3 9 270 3.8 11794 10
November 55.6 47.3 38.9 0 533 3.8 11794 11
December 45.0 37.3 29.6 0 858 4.0 11794 12
Yearly Total 825 4,963 45.7