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Delvan Lake, WI · Walworth County
Right Now
Clear
Water
74°
Wind
8 mph
ENE
Gusts
13 mph
Pressure
30.07
rising
Forecast - Tue, Jun 23
High / Low
75° / 51°
Wind
3 mph
gusts 13 mph
Precip
0%
UV
7
Sunrise
10:17 AM
Sunset
1:36 AM
Every forecast metric for the week ahead — plus AI-picked best days for fishing, boating, swimming, and paddling.
Instant recommendations based on wind, precip, pressure, solunar, and temperature.
Best for Fishing
Wed, Wed, Jul 1
Wed, Jul 1 scores 65/100 — Solunar 3/5, Rain 0%.
Best for Boating
Tue, Tue, Jun 23
Tue, Jun 23 scores 90/100 — Wind 7 mph, Rain 0%.
Best for Swimming
Tue, Tue, Jun 23
Tue, Jun 23 scores 75/100 — Air 75°F, Rain 0%.
Best for Paddling
Tue, Tue, Jun 23
Tue, Jun 23 scores 85/100 — Wind 7 mph, Rain 0%.
Ask the AI assistant about this week:
Swipe to see all 9 days
| Metric | Tue23 | Wed24 | Thu25 | Fri26 | Sat27 | Sun28 | Mon29 | Tue30 | Wed1 |
|---|---|---|---|---|---|---|---|---|---|
| Condition | Mostly Clear | Rain | Partly Cloudy | Partly Cloudy | Mostly Clear | Partly Cloudy | Rain | Mostly Cloudy | Mostly Cloudy |
| High / Low | 75°/51° | 74°/59° | 75°/59° | 72°/56° | 76°/57° | 82°/61° | 89°/71° | 86°/75° | 85°/74° |
| Precip | 0% | 82% | 29% | 0% | 0% | 0% | 32% | 0% | 0% |
| Wind | 7 mphgust 13 | 13 mphgust 24 | 11 mphgust 16 | 10 mphgust 17 | 9 mphgust 19 | 13 mphgust 23 | 14 mphgust 27 | 15 mphgust 26 | 11 mphgust 20 |
| Pressure | 30.17" stable | 30.01" falling | 29.93" falling | 29.99" rising | 29.98" stable | 29.96" falling | 29.92" falling | 29.91" stable | 29.93" rising |
| UV Index | 7 | 5 | 6 | 7 | 8 | 7 | 8 | 6 | 6 |
| Sunrise | 10:17 AM | 10:17 AM | 10:18 AM | 10:18 AM | 10:19 AM | 10:19 AM | 10:19 AM | 10:20 AM | 10:20 AM |
| Sunset | 1:36 AM | 1:36 AM | 1:36 AM | 1:36 AM | 1:36 AM | 1:36 AM | 1:36 AM | 1:36 AM | 1:36 AM |
| Bite Rating | 2/5first quarter | 3/5first quarter | 2/5waxing gibbous | 2/5waxing gibbous | 3/5waxing gibbous | 2/5waxing gibbous | 5/5FULL | 5/5FULL | 3/5FULL |
Today Read
Delavan LakeWind read
Calm
3 mph avg
Water read
74°
Warm-water bite
Air range
51° / 75°
today
Precip
0%
low concern
Today's forecast for Delavan Lake has calm wind, 51F to 75F air temperatures, 0% chance of precipitation, and 74F water.
AI read · today
Warm water pushes the plan toward oxygen, shade, depth changes, and low light. The planning constraint is weak timing.
Reads 9 live data sources for this lake — tap a stat or ask anything to see its work.
Fishing Forecast
first quarter
Major
12:50 AM - 3:20 AM
Minor
7:32 PM - 9:02 PM
Detailed temperature readings across your lake.
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Fish Species
10Water Temperature History
Current
73°
Jun 28
Low
32°
Feb 1
Average
56°
Last 12 Months
Warmest avg: July (73°F)
Coolest avg: January (36°F)
Rapid warming: April → May (+12°F)
Sharpest cooling: September → October (-13°F)
Wind speed, gusts, and pressure trends for trip timing.
Swipe days or tap points
5am - 12pm
Peak Wind
7 mph
3am
Peak Gust
13 mph
highest gust
Pressure
30.14 inHg
rising
Visibility
14 mi
1% clouds
Tap chart for details, swipe left or right for different days.Tap chart for details • Swipe for different days
Pressure stability helps plan windows
Tap chart points for pressure details
Nearby Lakes
Fishing Forecast
2/5first quarter
Water at 74°F -- warm-water species active.
Fish Species
10Nearby Lakes
FAQ
Delavan Lake covers 1906.00 acres (2.98 square miles) with a maximum depth of 15.85 meters (~52 feet).
Delavan Lake is located in Delvan Lake, Walworth County, WI. It is accessible to the public for outdoor activities.