Wasp Risk in Grafton Humidity Spike

Grafton, Wisconsin · Ozaukee County

Humidity Alert — Grafton

MODERATE

Humidity at 78% is elevating pest risk in your area.

• Current humidity: 78%
• Elevated humidity supports pest survival and activity

Wasp Risk Summary for Grafton

Wasp risk in Grafton, Wisconsin is during current humidity conditions rated low with a score of 22 out of 100. This is because humidity is elevated and recent rainfall has increased moisture levels. Conditions may change as weather patterns shift.

Score: 22/100 Level: LOW Trend: steady Data: 2026-06-05 18:48:52

Why Wasp Risk Is Low in Grafton

moderate_activity_temp

Current Weather Conditions

Temp

56°F

H:73° L:46°

Humidity

78%

Rain 24h

0"

Wind

9 mph

Source: Open-Meteo professional weather data for Grafton area

Why Humidity Affects Wasps in Grafton

Current weather conditions are increasing pest activity in your area.

Recommended Action

Consider contacting a local pest professional for an inspection.

3-Day Forecast

3-Day Wasp Outlook

Today

70°/43°F

None

LOW 25

Tomorrow

73°/46°F

20% chance

LOW 28

Day 3

76°/49°F

10% chance

MODERATE 31

How to Reduce Wasp Risk Around Your Grafton 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

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Wasp Forecasts Near Grafton

Mequon

42

Germantown

60

Whitefish Bay

42

Fox Point

42

River Hills

22

Cedarburg

42

Other Pests in Grafton

Ticks

Moderate risk · Score: 45/100

Mosquitoes

Moderate risk · Score: 33/100

Ants

Low risk · Score: 25/100

Spiders

Moderate risk · Score: 45/100

Mice & Rats

Low risk · Score: 15/100

Termites

Low risk · Score: 25/100

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Wasp FAQ for Grafton

What is the current wasp risk in Grafton?

Wasp risk in Grafton is low with a score of 22/100. Warm, dry weather drives peak wasp foraging activity.

When are wasps most aggressive in Grafton?

Wasps in Grafton become most aggressive in late summer (August-September) when colonies are largest and natural food sources decline. They seek sugary human foods more aggressively.

What types of wasps are common in Grafton?

Grafton commonly sees yellowjackets (ground and aerial nests), paper wasps (under eaves), and bald-faced hornets. Yellowjackets are the most aggressive near food sources.

How can I reduce wasp problems around my Grafton home?

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.