Pest Forecast for Portage County, Wisconsin

Portage County, Wisconsin · Pop. 71,208

44
/100
MODERATE OVERALL RISK

Portage County is currently experiencing moderate overall pest risk. Most active: Ticks (60), Wasps (55), Ants (50). Warm temperatures are supporting pest activity.

Last updated: July 21, 2026 · Source: Open-Meteo Professional Weather Data

Current Weather Conditions

75.9°F
Temperature
Feels like 80.6°F
88%
Humidity
Dewpoint 72.1°F
0"
Rain (24h)
7-day: 0.1"
10.7 mph
Wind
Gusts 21.3 mph
75.2°F
Soil Temperature
Active pest zone
9%
Soil Moisture
Dry
0.1"
Rain (3-day)
0.1"
Rain (7-day)

Source: Open-Meteo weather models for Portage County area · Updated Jul 21, 3:04 AM

30-Day Weather Summary

80.3°F
Avg High
↓ vs avg
3.95"
Total Rainfall
15 rainy days

7-Day Weather Forecast

Today
Jul 21
74°
58°
5%
19
Wed
Jul 22
68°
54°
Thu
Jul 23
76°
49°
1%
Fri
Jul 24
79°
57°
1%
Sat
Jul 25
82°
56°
17%
Sun
Jul 26
91°
65°
17%
0.126" rain
21

All Pest Risk Scores for Portage County

Ticks
Steady
60
/100
HIGH

Temps of 75.9°F are in the tick questing range.

View Full Forecast →
Wasps
Steady
55
/100
MODERATE

Warm temps (75.9°F) fuel peak wasp foraging.

View Full Forecast →
Ants
Steady
50
/100
MODERATE

Warm conditions (75.9°F) keep ant foraging active.

View Full Forecast →
Spiders
Steady
50
/100
MODERATE

Humidity at 88% attracts insects, drawing spiders.

View Full Forecast →
Mosquitoes
Steady
45
/100
MODERATE

Warm temps (75.9°F) support mosquito activity.

View Full Forecast →
Termites
Steady
45
/100
MODERATE

Warm (75.9°F) and humid (88%) soil supports termite activity.

View Full Forecast →
Mice & Rats
Steady
5
/100
LOW

Mild temps (75.9°F) reduce indoor rodent pressure.

View Full Forecast →

3-Day Pest Outlook for Portage County

Pest TodayWedThu
Ticks
60 🟠65 🟠 +565 🟠 +5
Wasps
55 🟡55 🟡55 🟡
Ants
50 🟡50 🟡50 🟡
Spiders
50 🟡53 🟡 +353 🟡 +3
Mosquitoes
45 🟡45 🟡45 🟡
Termites
45 🟡45 🟡45 🟡
Mice & Rats
5 🟢10 🟢 +510 🟢 +5

Projected from Open-Meteo forecast data. Actual scores update every 3 hours.

Need Pest Control in Portage County?

Ticks risk is HIGH (60/100)

Professional treatment is recommended when scores are this high.

11 homeowners in Portage County have requested inspections

Pest Seasonality in Portage County

Month Active Pests
Jan Mice/Rats (indoor), Spiders (indoor)
Feb Mice/Rats (indoor)
Mar Ants (early), Termites (swarm season starts)
Apr Ticks (season starts), Ants, Termites
May Ticks (peak nymphs), Mosquitoes (start), Ants
Jun Ticks (peak), Mosquitoes (surge), Wasps (nest building)
Jul ← Now Mosquitoes (peak), Ticks, Wasps
Aug Mosquitoes (peak), Wasps (peak), Spiders (increase)
Sep Wasps (aggressive), Spiders, Mice (seeking warmth)
Oct Mice/Rats (peak intrusion), Spiders (indoor)
Nov Mice/Rats (indoor)
Dec Mice/Rats (indoor)

Nearby Cities

Wausau
44/100 🟡
Marshfield
49/100 🟡
Baraboo
43/100 🟡
Oshkosh
51/100 🟡
Neenah
44/100 🟡
Menasha
44/100 🟡
Appleton
44/100 🟡
Kaukauna
47/100 🟡

Pest FAQ for Portage County

What pests are active in Portage County right now?
Currently active pests in Portage County: Ticks (high risk, score 60/100), Wasps (moderate risk, score 55/100), Ants (moderate risk, score 50/100), Spiders (moderate risk, score 50/100), Mosquitoes (moderate risk, score 45/100), Termites (moderate risk, score 45/100). Scores are updated every 3 hours from real-time weather data.
Early spring (March-April) is the most effective time for preventive treatment in Portage County. This is when pest populations are lowest and treatments can prevent infestations before they start. For mosquitoes and ticks, treatments in May before peak season are especially cost-effective.
Average pest control costs in Portage County range from $150-$300 for a one-time treatment and $40-$70/month for ongoing quarterly service. Termite treatments are higher, typically $1,500-$5,000. Mosquito yard treatments run $75-$100 per application. Get free quotes from local pros through our platform.
Portage County sees all 7 tracked pest types seasonally: ticks (Apr-Oct), mosquitoes (May-Sep), ants (spring-summer, especially after rain), wasps (Jun-Sep), spiders (year-round, peak indoors in fall), mice/rats (peak Oct-Mar), and termites (swarm season Mar-Jun). Use our forecasts to see what's active right now.
Most Wisconsin homeowners benefit from quarterly pest control service. During peak season (May-September), monthly treatments may be recommended for mosquitoes and ticks. Year-round quarterly service provides the best value for comprehensive protection against seasonal pests.

Portage County Pest Forecast by Type

Ticks
60/100 · high
Mosquitoes
45/100 · moderate
Ants
50/100 · moderate
Wasps
55/100 · moderate
Spiders
50/100 · moderate
Mice & Rats
5/100 · low
Termites
45/100 · moderate

Pest Control Articles for Portage County

8 min read

Wisconsin Pest Forecast: What to Expect Spring 2026

Which pests are becoming active across Wisconsin this spring, current risk scores for major cities, weather conditions to watch, and prevention tips for every pest type.

 10 min read

When Is Tick Season in Wisconsin? A Data-Driven Guide

Tick season timing in Wisconsin, how temperature and humidity drive tick activity, current tick scores for top cities, and evidence-based prevention strategies.

 12 min read

How Weather Affects Pest Activity: The Science Behind Our Forecasts

The scientific relationship between weather conditions and pest behavior for all 7 tracked pest types, including temperature thresholds, humidity effects, rainfall impact, and degree-day models.

Browse all pest control articles →

← All Wisconsin Forecasts 📚 Pest Control Blog 🏢 Are you a pest control professional? Join our network →