Wasp Risk in Washington County, Wisconsin

Washington County, Wisconsin · WI

60
/100
HIGH RISK Steady

Wasp risk in Washington County, Wisconsin is currently rated high with a score of 60 out of 100. This is because temperatures favor peak wasp foraging 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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Wasp Risk Summary for Washington County

Wasp risk in Washington County, Wisconsin is currently rated high with a score of 60 out of 100. This is because temperatures favor peak wasp foraging and humidity is elevated. Homeowners should consider taking preventive action or scheduling a professional inspection.

Score: 60/100 Level: HIGH Trend: steady Data: 2026-06-05 19:02:40

Why Wasp Risk Is High in Washington County

peak_foraging_temp
calm_conditions
soil_warm_nesting

Current Weather Conditions

Temp
70.4°F
H:73.3° L:63.4°
Humidity
90%
Rain 24h
0"
Wind
3.6 mph

Source: Open-Meteo professional weather data for Washington County area

3-Day Forecast

3-Day Wasp Outlook

Today
70°/60°F
None
HIGH 63
Tomorrow
73°/63°F
20% chance
MODERATE 50
Day 3
76°/66°F
10% chance
HIGH 69

How to Reduce Wasp Risk Around Your Washington County Home

  • Inspect eaves, soffits, and overhangs for nest construction in spring
  • Remove fallen fruit and cover outdoor food and drinks
  • Keep garbage cans sealed with tight-fitting lids
  • Avoid wearing sweet-smelling perfumes or bright colors outdoors
  • Seal gaps and cracks where wasps could enter wall voids
  • Hang wasp traps away from high-traffic areas (not near doors)
  • Call a professional for nest removal — do not attempt large nests yourself

Don't Wait Until It Gets Worse

Current conditions in Washington County favor wasps activity. Professional treatment is most effective when applied early.

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Wasp Forecasts Near Washington County

Menomonee Falls
18
Germantown
60
Merton
60
Cedarburg
42
Grafton
22
Sussex
30

Other Pests in Washington County

Ticks
Severe risk · Score: 85/100
Mosquitoes
High risk · Score: 75/100
Ants
High risk · Score: 60/100
Spiders
High risk · Score: 73/100
Mice & Rats
Low risk · Score: 13/100
Termites
High risk · Score: 70/100

Wasp Forecasts for Washington County

Today This Week After Rain Humidity

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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

Wasp FAQ for Washington County

What is the current wasp risk in Washington County?
Wasp risk in Washington County is high with a score of 60/100. Warm, dry weather drives peak wasp foraging activity.
Wasps in Washington County become most aggressive in late summer (August-September) when colonies are largest and natural food sources decline. They seek sugary human foods more aggressively.
Washington County commonly sees yellowjackets (ground and aerial nests), paper wasps (under eaves), and bald-faced hornets. Yellowjackets are the most aggressive near food sources.
Seal trash cans, remove fallen fruit, inspect eaves for nests in spring, avoid sweet-smelling products outdoors, and call a professional for nest removal near high-traffic areas.

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⚠️

Wasp risk is HIGH in Washington County — now is a good time to schedule an inspection

Score: 60/100 · Based on live weather data

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