Pest Forecast for St. Croix County, Wisconsin

St. Croix County, Wisconsin · Pop. 95,000

44
/100
MODERATE OVERALL RISK

St. Croix County is currently experiencing moderate overall pest risk. Most active: Wasps (78), Termites (60), Mosquitoes (48). Warm temperatures are supporting pest activity.

Last updated: June 5, 2026 · Source: Open-Meteo Professional Weather Data

Current Weather Conditions

79.3°F
Temperature
Feels like 81°F
56%
Humidity
Dewpoint 62.2°F
0"
Rain (24h)
7-day: 0.07"
6 mph
Wind
Gusts 7.6 mph
78.8°F
Soil Temperature
Active pest zone
27%
Soil Moisture
Moist
0"
Rain (3-day)
0.07"
Rain (7-day)

Source: Open-Meteo weather models for St. Croix County area · Updated Jun 5, 7:02 PM

30-Day Weather Summary

70.4°F
Avg High
↑ vs avg
2.73"
Total Rainfall
13 rainy days

7-Day Weather Forecast

Today
Jun 5
80°
62°
39%
0.035" rain
16
Sat
Jun 6
85°
60°
5%
Sun
Jun 7
77°
63°
9%
0.335" rain
18
Mon
Jun 8
74°
63°
72%
0.236" rain
Tue
Jun 9
82°
66°
33%
18
Wed
Jun 10
88°
71°
37%
0.004" rain
19
Thu
Jun 11
80°
65°
38%
0.071" rain
18

All Pest Risk Scores for St. Croix County

Wasps
Steady
78
/100
HIGH

Warm temps (79.3°F) fuel peak wasp foraging.

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Termites
Steady
60
/100
HIGH

Current conditions are limiting termite surface activity.

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Mosquitoes
Steady
48
/100
MODERATE

Warm temps (79.3°F) support mosquito activity.

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Spiders
Steady
43
/100
MODERATE

Moderate conditions are keeping spider activity normal.

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Ants
Steady
40
/100
MODERATE

Warm conditions (79.3°F) keep ant foraging active.

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Ticks
Steady
40
/100
MODERATE

Temps of 79.3°F are in the tick questing range.

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Mice & Rats
Steady
0
/100
LOW

Mild temps (79.3°F) reduce indoor rodent pressure.

View Full Forecast →

3-Day Pest Outlook for St. Croix County

Pest TodaySatSun
Wasps
78 🟠83 🔴 +575 🟠 -3
Termites
60 🟠65 🟠 +573 🟠 +13
Mosquitoes
48 🟡56 🟡 +856 🟡 +8
Spiders
43 🟡46 🟡 +346 🟡 +3
Ants
40 🟡45 🟡 +555 🟡 +15
Ticks
40 🟡45 🟡 +550 🟡 +10
Mice & Rats
0 🟢0 🟢5 🟢 +5

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

Need Pest Control in St. Croix County?

Wasps risk is HIGH (78/100)

Professional treatment is recommended when scores are this high.

12 homeowners in St. Croix County have requested inspections

Pest Seasonality in St. Croix 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 ← Now 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 Mice/Rats (peak intrusion), Spiders (indoor)
Nov Mice/Rats (indoor)
Dec Mice/Rats (indoor)

Nearby Cities

New Richmond
47/100 🟡
Hudson
40/100 🟡
Eau Claire
26/100 🟢
Altoona
46/100 🟡
La Crosse
54/100 🟡
Marshfield
41/100 🟡
Wausau
43/100 🟡
Baraboo
21/100 🟢

Pest FAQ for St. Croix County

What pests are active in St. Croix County right now?
Currently active pests in St. Croix County: Wasps (high risk, score 78/100), Termites (high risk, score 60/100), Mosquitoes (moderate risk, score 48/100), Spiders (moderate risk, score 43/100), Ants (moderate risk, score 40/100), Ticks (moderate risk, score 40/100). Scores are updated every 3 hours from real-time weather data.
Early spring (March-April) is the most effective time for preventive treatment in St. Croix 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 St. Croix 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.
St. Croix 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.

St. Croix County Pest Forecast by Type

Ticks
40/100 · moderate
Mosquitoes
48/100 · moderate
Ants
40/100 · moderate
Wasps
78/100 · high
Spiders
43/100 · moderate
Mice & Rats
0/100 · low
Termites
60/100 · high

Pest Control Articles for St. Croix 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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