Pest Forecast for Clark County, Wisconsin

Clark County, Wisconsin · Pop. 34,711

37
/100
MODERATE OVERALL RISK

Clark County is currently experiencing moderate overall pest risk. Most active: Spiders (73), Ticks (50), Mice & Rats (45).

Last updated: October 2, 2026 · Source: Open-Meteo Professional Weather Data

Current Weather Conditions

50.8°F
Temperature
Feels like 46.9°F
67%
Humidity
Dewpoint 40.3°F
0"
Rain (24h)
7-day: 0.07"
3.8 mph
Wind
Gusts 10.3 mph
50.3°F
Soil Temperature
Active pest zone
21%
Soil Moisture
Dry
0.03"
Rain (3-day)
0.07"
Rain (7-day)

Source: Open-Meteo weather models for Clark County area · Updated Oct 2, 3:04 AM

30-Day Weather Summary

70.5°F
Avg High
↓ vs avg
4.62"
Total Rainfall
19 rainy days

7-Day Weather Forecast

Today
Oct 2
59°
40°
1%
Sat
Oct 3
61°
41°
26%
0.008" rain
18
Sun
Oct 4
64°
45°
26%
Mon
Oct 5
62°
40°
Tue
Oct 6
66°
42°
16
Wed
Oct 7
69°
50°
5%
0.047" rain

All Pest Risk Scores for Clark County

Spiders
Steady
73
/100
HIGH

Humidity at 67% attracts insects, drawing spiders.

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Ticks
Steady
50
/100
MODERATE

Temps of 50.8°F are in the tick questing range.

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Mice & Rats
Steady
45
/100
MODERATE

Cold temps (50.8°F) are pushing rodents indoors.

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Mosquitoes
Steady
30
/100
MODERATE

Cool temps (50.8°F) are limiting mosquito flights.

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Termites
Steady
30
/100
MODERATE

Current conditions are limiting termite surface activity.

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Wasps
Steady
28
/100
LOW

Current temps (50.8°F) are limiting wasp activity.

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Ants
Steady
5
/100
LOW

Cool temps are reducing ant foraging activity.

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3-Day Pest Outlook for Clark County

Pest TodaySatSun
Spiders
73 🟠81 🔴 +881 🔴 +8
Ticks
50 🟡55 🟡 +555 🟡 +5
Mice & Rats
45 🟡50 🟡 +550 🟡 +5
Mosquitoes
30 🟡30 🟡30 🟡
Termites
30 🟡30 🟡30 🟡
Wasps
28 🟢28 🟢28 🟢
Ants
5 🟢5 🟢5 🟢

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

Need Pest Control in Clark County?

Spiders risk is HIGH (73/100)

Professional treatment is recommended when scores are this high.

12 homeowners in Clark County have requested inspections

Pest Seasonality in Clark 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 Mosquitoes (peak), Ticks, Wasps
Aug Mosquitoes (peak), Wasps (peak), Spiders (increase)
Sep Wasps (aggressive), Spiders, Mice (seeking warmth)
Oct ← Now Mice/Rats (peak intrusion), Spiders (indoor)
Nov Mice/Rats (indoor)
Dec Mice/Rats (indoor)

Nearby Cities

Marshfield
33/100 🟡
Altoona
28/100 🟢
Eau Claire
32/100 🟡
Wausau
33/100 🟡
La Crosse
41/100 🟡
Baraboo
53/100 🟡
Waunakee
47/100 🟡
DeForest
48/100 🟡

Pest FAQ for Clark County

What pests are active in Clark County right now?
Currently active pests in Clark County: Spiders (high risk, score 73/100), Ticks (moderate risk, score 50/100), Mice & Rats (moderate risk, score 45/100), Mosquitoes (moderate risk, score 30/100), Termites (moderate risk, score 30/100). Scores are updated every 3 hours from real-time weather data.
Early spring (March-April) is the most effective time for preventive treatment in Clark 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 Clark 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.
Clark 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.

Clark County Pest Forecast by Type

Ticks
50/100 · moderate
Mosquitoes
30/100 · moderate
Ants
5/100 · low
Wasps
28/100 · low
Spiders
73/100 · high
Mice & Rats
45/100 · moderate
Termites
30/100 · moderate

Pest Control Articles for Clark 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 →

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