Indiana mosquito forecast, by town
A daily mosquito bite-risk score for all 566 Indiana towns, grouped by their 92 counties. Mosquito pressure is local, so pick your town for today's number, a 7-day outlook, and what's driving it.
Adams County · 4 towns
Allen County · 7 towns
Bartholomew County · 6 towns
Benton County · 6 towns
Blackford County · 3 towns
Boone County · 7 towns
Brown County · 1 towns
Carroll County · 5 towns
Cass County · 5 towns
Clark County · 6 towns
Clay County · 7 towns
Clinton County · 6 towns
Crawford County · 5 towns
Daviess County · 7 towns
Dearborn County · 7 towns
Decatur County · 5 towns
DeKalb County · 8 towns
Delaware County · 7 towns
Dubois County · 5 towns
Elkhart County · 7 towns
Fayette County · 1 towns
Floyd County · 3 towns
Fountain County · 8 towns
Franklin County · 5 towns
Fulton County · 4 towns
Gibson County · 10 towns
Grant County · 10 towns
Greene County · 7 towns
Hamilton County · 8 towns
Hancock County · 8 towns
Harrison County · 9 towns
Hendricks County · 11 towns
Henry County · 15 towns
Howard County · 3 towns
Huntington County · 6 towns
Jackson County · 4 towns
Jasper County · 4 towns
Jay County · 6 towns
Jefferson County · 4 towns
Jennings County · 2 towns
Johnson County · 8 towns
Knox County · 9 towns
Kosciusko County · 13 towns
LaGrange County · 3 towns
Lake County · 19 towns
LaPorte County · 11 towns
Lawrence County · 3 towns
Madison County · 15 towns
Marion County · 15 towns
Marshall County · 6 towns
Martin County · 3 towns
Miami County · 6 towns
Monroe County · 3 towns
Montgomery County · 11 towns
Morgan County · 7 towns
Newton County · 5 towns
Noble County · 7 towns
Ohio County · 1 towns
Orange County · 4 towns
Owen County · 2 towns
Parke County · 6 towns
Perry County · 3 towns
Pike County · 3 towns
Porter County · 11 towns
Posey County · 5 towns
Pulaski County · 4 towns
Putnam County · 6 towns
Randolph County · 9 towns
Ripley County · 7 towns
Rush County · 3 towns
Scott County · 2 towns
Shelby County · 3 towns
Spencer County · 7 towns
St. Joseph County · 9 towns
Starke County · 3 towns
Steuben County · 6 towns
Sullivan County · 7 towns
Switzerland County · 2 towns
Tippecanoe County · 6 towns
Tipton County · 4 towns
Union County · 2 towns
Vanderburgh County · 2 towns
Vermillion County · 7 towns
Vigo County · 4 towns
Wabash County · 5 towns
Warren County · 4 towns
Warrick County · 6 towns
Washington County · 6 towns
Wayne County · 14 towns
Wells County · 6 towns
White County · 7 towns
Whitley County · 4 towns
Indiana mosquito questions
- What kinds of mosquitoes live in Indiana?
- Indiana has floodwater mosquitoes (the dominant summer nuisance biter, which surges after heavy rain), the Asian tiger mosquito (a daytime biter that breeds in yard containers), the house mosquito (the main West Nile carrier), and swamp and cattail-marsh mosquitoes tied to the EEE cycle. Which ones dominate a given town depends on its local breeding habitat.
- When does mosquito season start and end in Indiana?
- In Indiana, mosquito numbers build from about mid-June, peak in mid-to-late summer, and fade with the first cool nights of fall. Biting largely stops once temperatures drop below about 50°F, and a hard freeze ends the season.
- Is West Nile or EEE a risk in Indiana?
- Both West Nile virus and Eastern equine encephalitis occur in the region, but human cases are rare. West Nile risk peaks in late-summer heat and tracks the house mosquito in developed areas; EEE rises after mid-July in swampy areas. For confirmed local activity, check the Indiana health department's arbovirus surveillance.
- How do I keep mosquitoes out of my yard in Indiana?
- The single biggest thing you control is standing water: empty anything that holds it, keep gutters clear, and change bird baths weekly. Use EPA-registered repellent at dawn and dusk, and for heavy biting a licensed mosquito-control service can treat breeding sites and resting spots you can't reach.