St. Martinville, LA Weather

St. Martinville weather forecast

  • Temperature:83°F
  • Humidity:74%
  • Pressure:29.94inHg
  • Wind speed:5mph
  • Direction:South
  • Gusts:n/a

Update from New Iberia, Acadiana Regional Airport, LA on 18 Sep 9:53 AM PDT

Forecasted weather

This Afternoon

Showers Likely

86°F 60% POP

Tonight

Chance Showers

72°F 40% POP

Friday

Slight Chc Thunderstorms

87°F 20% POP

Friday Night

Partly Cloudy

71°F

Saturday

Mostly Sunny

89°F

Saturday Night

Partly Cloudy

72°F

Sunday

Slight Chc Thunderstorms

89°F 20% POP

Sunday Night

Slight Chc Thunderstorms

71°F 20% POP

Monday

Chance Thunderstorms

89°F 30% POP

Monday Night

Slight Chc Thunderstorms

70°F 20% POP

Tuesday

Slight Chc Thunderstorms

87°F 20% POP

Tuesday Night

Slight Chc Thunderstorms

69°F 20% POP

Wednesday

Chance Thunderstorms

85°F 30% POP

St. Martinville average temperature

MonthTemp. (min)Temp. (max)Temp. (avg)Precipitation
January26°F80°F55°F3.5"
February28°F81°F57°F3.6"
March30°F85°F63°F2.8"
April37°F90°F69°F3.5"
May52°F99°F76°F3.8"
June62°F102°F81°F3.2"
July68°F101°F82°F5.0"
August66°F102°F82°F4.0"
September55°F97°F78°F4.3"
October35°F93°F69°F4.2"
November31°F86°F60°F2.3"
December25°F82°F54°F5.8"
In the event that the weather data was unavailable for this city, estimates based upon nearby cities were used.

The highest average temperature in St. Martinville is July at 81.9 degrees. The coldest average temperature in St. Martinville is December at 54.3 degrees. The most monthly precipitation in St. Martinville occurs in December with 5.8 inches. The St. Martinville weather information is based on the average of the previous 3-7 years of data.

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St. Martinville air quality index & pollution index

IndexSt. MartinvilleLouisianaNational
Air quality index333437
Pollution index1,607,1402,788,7436,623,939
In the event that the air quality/pollution data was unavailable for this city, estimates based upon nearby cities were used.
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The St. Martinville, LA air quality index is a median value which considers the most hazardous air pollutants. The St. Martinville, LA air quality index is 3.7% less than the Louisiana average and 10.8% less than the national average.

The St. Martinville, LA pollution index is the sum of the most hazardous air pollutants displayed in pounds. The St. Martinville, LA pollution index is 42.4% less than the Louisiana average and 75.7% less than the national average.

Air quality information

MeasurementTotal
Days measured366
Days with good air quality315
Days with moderate air quality48
Days w/ poor A.Q. for sensitive groups3
Days with unhealthy air quality0

Air pollution information

PollutantTotal
Arsenic0.000%
Benzene0.020%
Carbon Tetrachloride0.002%
Lead0.000%
Mercury0.000%

Average monthly St. Martinville temperature with heat index

St. Martinville monthly precipitation with daily maximum

St. Martinville monthly snow depth with daily maximum

St. Martinville monthly wind speed information

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Cities near St. Martinville, LA

CityMilesCityMiles
St. Martinville, LA0Cecilia, LA14.6
Broussard, LA8Delcambre, LA15.3
New Iberia, LA8.4Erath, LA16.7
Youngsville, LA9.7Jeanerette, LA17.2
Breaux Bridge, LA11.2Scott, LA17.5
Lafayette, LA13.4Carencro, LA18.2
Henderson, LA13.4Arnaudville, LA20.1
Lydia, LA14.6Abbeville, LA20.7
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