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Dulac CDP, Louisiana

Official LSAD Designation: Dulac CDP • Census GEOID: 2221940 • Terrebonne Parish

Climate Normals & Weather Observations

30-year climate normals (1991–2020) and weather observations for Dulac CDP.

Reference Weather Station: HOUMA, LA US (ID: USC00164407) • Located 18.2 miles from community center • Elevation: 2.4 m
Month Average High (°F) Average Low (°F) Mean Temp (°F) Precipitation (in)
January 63.9° 43.5° 53.7° 5.57"
February 67.2° 47.8° 57.5° 4.44"
March 72.9° 54.3° 63.6° 4.48"
April 78.3° 59.6° 68.9° 3.99"
May 85.2° 67.3° 76.2° 4.38"
June 89.9° 72.6° 81.2° 8.40"
July 91.3° 74.1° 82.7° 9.06"
August 91.4° 74.5° 82.9° 6.50"
September 88.6° 70.8° 79.7° 5.77"
October 81.5° 60.9° 71.2° 4.31"
November 72.3° 51.6° 61.9° 4.35"
December 66.4° 45.6° 56.0° 4.17"

Annual Temperature History

2010–2025, completed calendar years only.

NOAA station GALLIANO, LA US (ID: USC00163433) • 23.6 miles from community center .

This annual reference station differs from the monthly normals station (ID: USC00164407), which has no available annual mean history.

Annual mean Annual mean of daily highs Annual mean of daily lows
Annual temperature history at GALLIANO, LA US Year is the horizontal axis. Annual mean temperature in degrees Fahrenheit is the vertical axis. Dots show recorded years; lines connect consecutive available years only. Missing years are gaps, with no interpolation. Optional dashed lines show annual mean of daily highs and lows. Exact values appear in the data table below. 57.0 63.3 69.5 75.8 82.0 2010 2014 2018 2021 2025 Year Annual mean temperature (°F) 2013: Annual mean 68.7°F 2014: Annual mean 67.6°F 2015: Annual mean 70.8°F 2018: Annual mean 70.6°F 2019: Annual mean 71.2°F 2010: Annual mean of daily highs 75.8°F 2011: Annual mean of daily highs 78.1°F 2013: Annual mean of daily highs 76.2°F 2014: Annual mean of daily highs 75.5°F 2015: Annual mean of daily highs 78.1°F 2016: Annual mean of daily highs 77.6°F 2018: Annual mean of daily highs 78.3°F 2019: Annual mean of daily highs 79.1°F 2013: Annual mean of daily lows 61.2°F 2014: Annual mean of daily lows 59.6°F 2015: Annual mean of daily lows 63.4°F 2018: Annual mean of daily lows 62.9°F 2019: Annual mean of daily lows 63.1°F

Source: NOAA NCEI Global Summary of the Year.

Annual temperature data table (°F)
Annual station temperatures, 2010–2025. Unavailable means no reported value.
Year Annual mean (°F) Annual mean of daily highs (°F) Annual mean of daily lows (°F)
2010 Unavailable 75.8 Unavailable
2011 Unavailable 78.1 Unavailable
2012 Unavailable Unavailable Unavailable
2013 68.7 76.2 61.2
2014 67.6 75.5 59.6
2015 70.8 78.1 63.4
2016 Unavailable 77.6 Unavailable
2017 Unavailable Unavailable Unavailable
2018 70.6 78.3 62.9
2019 71.2 79.1 63.1
2020 Unavailable Unavailable Unavailable
2021 Unavailable Unavailable Unavailable
2022 Unavailable Unavailable Unavailable
2023 Unavailable Unavailable Unavailable
2024 Unavailable Unavailable Unavailable
2025 Unavailable Unavailable Unavailable
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.