TODAY AUG19
TEMPERATURE89
HUMIDITY65
PRESSURE29.95
WIND COND.220 9.2
  • 9074Sun30%60%
  • 9174Mon50%60%
  • 9172Tue60%60%
  • 9070Wed20%20%
  • 9170Thu20%20%
daynightWeather update from Lafayette, Lafayette Regional Airport at

Washington Average Weather

In the event that the weather data was unavailable for this city, estimates based upon nearby cities were used.
MonthTemp. (min)Temp. (max)Temp. (avg)Precipitation
January44°F65°F53°F10.2"
February49°F70°F58°F7.3"
March56°F74°F64°F10.7"
April60°F80°F69°F12.3"
May65°F82°F73°F13.0"
June72°F87°F78°F9.4"
July73°F91°F81°F5.5"
August72°F91°F80°F16.1"
September67°F89°F77°F5.4"
October58°F83°F69°F15.2"
November53°F74°F62°F9.7"
December47°F65°F55°F10.6"

Did you know?

  • The highest monthly average temperature in Washington for July is 81 degrees.
  • The lowest monthly average temperature in Washington for January is 53 degrees.
  • The most monthly precipitation in Washington occurs in August with 16.1 inches.
  • The air quality index in Washington is 11% better than the national average.
  • The pollution index in Washington is 51% better than the national average.

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Compare Washington, LA Weather To Other Cities

Washington air quality index & pollution index

In the event that the air quality/pollution data was unavailable for this city, estimates based upon nearby cities were used.
IndexWashingtonLouisianaNational
Air quality index4410650
Pollution index2,459,3202,540,2835,066,862

Washington air quality information

MeasurementTotal
Days measured365
Days with good air quality230
Days with moderate air quality134
Days w/ poor A.Q. for sensitive groups1
Days with unhealthy air quality

Washington air quality information

PollutantTotal
Arsenic0.050%
Benzene0.010%
Carbon Tetrachloride0.004%
Lead0.050%
Mercury0.040%

Average monthly Washington temperature with heat index

Washington monthly precipitation with daily maximum

Washington monthly snow depth with daily maximum

Washington monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Grand Coteau, LA1,0024412%
Palmetto, LA1354412%
Lawtell, LA1,3524412%
Port Barre, LA2,0304412%
Arnaudville, LA1,3374412%
Washington, LA7924412%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Oakland, MS7923334%
Moravia, IA7924118%
Shalimar, FL7923138%
Telford, TN7924510%
St. Nazianz, WI7923726%
Washington, LA7924412%
Source: The Washington, LA weather data displayed above is derived from the NOAA (National Oceanic and Atmospheric). Air quality and pollution data is derived from the EPA (United States Environmental Protection Agency). Air quality and pollution levels measured in a particular area may not be representative of the entire county.