St. Martinville, LA Weather

St. Martinville weather forecast

  • Temperature:63°F
  • Humidity:70%
  • Pressure:30.17inHg
  • Wind speed:9mph
  • Direction:South
  • Gusts:n/a

Update from New Iberia, Acadiana Regional Airport, LA on 17 Apr 1:53 PM EDT

Forecasted weather

This Afternoon

Slight Chc Showers

65°F 20% POP

Tonight

Chance Showers

60°F 30% POP

Friday

Slight Chc Thunderstorms

76°F 20% POP

Friday Night

Partly Cloudy

58°F

Saturday

Mostly Sunny

78°F

Saturday Night

Partly Cloudy

59°F

Sunday

Mostly Sunny

81°F

Sunday Night

Partly Cloudy

61°F

Monday

Mostly Sunny

80°F

Monday Night

Partly Cloudy

62°F

Tuesday

Slight Chc Thunderstorms

82°F 20% POP

Tuesday Night

Mostly Cloudy

63°F

Wednesday

Mostly Sunny

83°F

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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