Mosquito Risk in La Crosse After Rain

La Crosse, Wisconsin · La Crosse County

80
/100
SEVERE RISK Steady

Mosquito risk in La Crosse, Wisconsin is following recent rainfall rated severe with a score of 80 out of 100. This is because warm temperatures are supporting breeding and humidity is elevated. Homeowners should consider taking preventive action or scheduling a professional inspection.

· Source: Open-Meteo professional weather data

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No Significant Rain Detected

Current conditions in La Crosse do not meet the threshold for this alert. View the full mosquito forecast for current conditions.

Mosquito Risk Summary for La Crosse

Mosquito risk in La Crosse, Wisconsin is following recent rainfall rated severe with a score of 80 out of 100. This is because warm temperatures are supporting breeding and humidity is elevated. Homeowners should consider taking preventive action or scheduling a professional inspection.

Score: 80/100 Level: SEVERE Trend: steady Data: 2026-06-05 19:02:40

Why Mosquito Risk Is Severe in La Crosse

Warm temperatures are driving increased activity
Recent rainfall increases ground moisture and activity
calm_air
Elevated humidity supports pest survival
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Current Weather Conditions

Temp
77.6°F
H:78.9° L:65.7°
Humidity
76%
Rain 24h
0"
Wind
3.5 mph

Source: Open-Meteo professional weather data for La Crosse area

3-Day Forecast

3-Day Mosquito Outlook

Today
76°/63°F
None
HIGH 75
Tomorrow
79°/66°F
20% chance
HIGH 70
Day 3
82°/69°F
10% chance
SEVERE 89

How to Reduce Mosquito Risk Around Your La Crosse Home

  • Eliminate standing water in gutters, planters, bird baths, and low areas
  • Treat standing water that cannot be drained with mosquito larvicide
  • Use fans on patios and outdoor seating areas to disrupt flight
  • Install or repair window and door screens
  • Keep vegetation trimmed to reduce daytime resting sites
  • Consider professional mosquito barrier treatment during peak season
  • Use EPA-registered repellents when spending time outdoors

Don't Wait Until It Gets Worse

Current conditions in La Crosse favor mosquitoes activity. Professional treatment is most effective when applied early.

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How We Calculate Risk Scores

Our scoring engine analyzes real-time weather data including temperature, humidity, rainfall, soil conditions, and wind. Each pest has a unique model calibrated to its behavioral patterns. Scores update every 3 hours. Learn more about our methodology

Mosquito FAQ for La Crosse

What is the current mosquito risk in La Crosse?
Mosquito risk in La Crosse is currently severe with a score of 80/100. This forecast is based on temperature, recent rain, and wind conditions.
Rain creates standing water where mosquitoes breed. In La Crosse, even small amounts of collected water in gutters, planters, and low spots can produce thousands of mosquitoes within days.
Mosquitoes become inactive below about 50°F and die when temperatures drop below freezing. In La Crosse, mosquito season typically ends with the first hard frost.
Eliminate standing water, maintain gutters, treat standing water with larvicide, use fans on patios, and consider professional treatment during peak season.

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Mosquito risk is SEVERE in La Crosse right now — act before conditions worsen

Score: 80/100 · Based on live weather data

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