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August Normals for Islip, NY

< July September > Day Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling 1 65 85 75 0.12 0 10 2 65 84 75 0.12 0 10 3 65 84 75 0.12 0 10 4 65 84 75 0.12 0 10 5 65 84 75 0.12 0 10 6 65 84 75 0.12 0 10 7 65 84 75 0.12 0 10 8 65 84 75 0.12 0 10 9 65 84 74 0.12 0 9 10 65 84 74 0.12 0 9 11 65 84 74 0.12 0 9 12 65 84 74 0.12 0 9 13 65 83 74 0.13 0 9 14 65 83 74 0.13 0 9 15 64 83 74 0.13 0 9 16 64 83 74 0.13 0 9 17 64 83 74 0.13 0 9 18 64 83 73 0.13 0 8 19 64 83 73 0.13 0 8 20 64 82 73 0.13 0 8 21 64 82 73 0.13 0 8 22 64 82 73 0.13 0 8 23 63 82 73 0.13 0 8 24 63 82 73 0.13 0 7 25 63 82 72 0.13 0 7 26 63 81 72 0.13 0 7 27 63 81 72 0.13 0 7 28 63 81 72 0.13 0 7 29 63 81 72 0.13 0 6 30 62 81 71 0.13 0 6 31 62 80 71 0.13 0 6 Month 64 83 74 3.91 0 262 Data Controls Monthly: January February March April May June July August September October November December   | Yearly Related Maps Related Links Normal High Temperatures Normal Low Temperatures Normal Mean Temperatures Normal Precipitation - Forecast - Past Weather