Wasp Risk in Jefferson County, Wisconsin

Jefferson County, Wisconsin · WI

50
/100
MODERATE RISK Steady

Wasp risk in Jefferson County, Wisconsin is currently rated moderate with a score of 50 out of 100. This is because temperatures favor peak wasp foraging and humidity is elevated. Conditions may change as weather patterns shift.

· Source: Open-Meteo professional weather data

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Wasp Risk Summary for Jefferson County

Wasp risk in Jefferson County, Wisconsin is currently rated moderate with a score of 50 out of 100. This is because temperatures favor peak wasp foraging and humidity is elevated. Conditions may change as weather patterns shift.

Score: 50/100 Level: MODERATE Trend: steady Data: 2026-06-05 19:02:40

Why Wasp Risk Is Moderate in Jefferson County

peak_foraging_temp
soil_warm_nesting

Current Weather Conditions

Temp
74.4°F
H:75.2° L:62.7°
Humidity
87%
Rain 24h
0"
Wind
8.4 mph

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

3-Day Forecast

3-Day Wasp Outlook

Today
72°/60°F
None
MODERATE 53
Tomorrow
75°/63°F
20% chance
MODERATE 40
Day 3
78°/66°F
10% chance
MODERATE 59

How to Reduce Wasp Risk Around Your Jefferson 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 Jefferson County favor wasps activity. Professional treatment is most effective when applied early.

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Wasp Forecasts Near Jefferson County

Janesville
60
Oconomowoc
60
Delafield
60
Cottage Grove
32
Watertown
42
Fort Atkinson
70

Other Pests in Jefferson County

Ticks
Severe risk · Score: 85/100
Mosquitoes
High risk · Score: 63/100
Ants
High risk · Score: 60/100
Spiders
High risk · Score: 65/100
Mice & Rats
Low risk · Score: 5/100
Termites
High risk · Score: 70/100

Wasp Forecasts for Jefferson 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 Jefferson County

What is the current wasp risk in Jefferson County?
Wasp risk in Jefferson County is moderate with a score of 50/100. Warm, dry weather drives peak wasp foraging activity.
Wasps in Jefferson 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.
Jefferson 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 MODERATE in Jefferson County — now is a good time to schedule an inspection

Score: 50/100 · Based on live weather data

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