Sulphur Louisiana Climate Data

Monthly Average Climate Data for Sulphur Louisiana

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January41.9 °F61.3 °F6.18 in.
February45.4 °F65.0 °F4.01 in.
March51.5 °F71.4 °F3.78 in.
April58.3 °F77.6 °F4.6 in.
May66.5 °F84.3 °F5.28 in.
June72.6 °F89.5 °F6.93 in.
July74.5 °F91.3 °F6.42 in.
August74.0 °F92.1 °F6.1 in.
September69.5 °F88.6 °F5.77 in.
October59.2 °F81.0 °F4.88 in.
November49.5 °F70.7 °F4.77 in.
December43.8 °F63.4 °F5.12 in.
Annual58.9 °F78 °F63.84 in.

Climate Data for Sulphur Louisiana

Average First Frost DateDec. 1 - Dec. 10
Average Last Frost DateMar. 1 - Mar. 10
Average Days With Frost10-20 Days
Plant Hardiness Zone - 2023Zone 9a : 20°F to 25°F
Plant Hardiness Zone - 2012Zone 9a : 20°F to 25°F
Current Drought ConditionsNormal
Köppen Climate ClassificationCfa - Humid Subtropical Climate