Lake Icaria, IA

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Today’s Forecast:

☀
32°F
High: 33° | Low: 24°
Current Temperature
Clear
Station: KCSQ
Observed at: 8:55 pm CST on 11/12/26
Wind: 7 mph | Humidity: 86%
Tonight:Mostly clear, with a low around 24. North wind around 6 mph.
Friday:Sunny. High near 42, with temperatures falling to around 37 in the afternoon. North northeast wind 3 to 7 mph.
Friday Night:Clear, with a low around 22. East northeast wind around 3 mph.
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Today’s Report:

⛵ Boating

  23 /100

Not Recommended for boating. High near 42°F. Light wind (7 mph). Temperatures outside comfort limits (42°F).

  • Temp: Unfavorable weather factor
  • Rain: Favorable conditions
  • Wind: Favorable conditions
  • Thunderstorm: Favorable conditions
Tomorrow's Outlook:
Not Recommended 23/100
Not Recommended for boating. High near 45°F. Light wind (6 mph). Temperatures outside comfort limits (45°F).

⛺ Camping

Good
  75 /100

Good for camping. High near 42°F. Light wind (7 mph).

  • Temp: Marginal weather factor
  • Rain: Favorable conditions
  • Wind: Favorable conditions
  • Thunderstorm: Favorable conditions
Tomorrow's Outlook:
Good 83/100
Good for camping. High near 45°F. Light wind (6 mph).

🥾 Hiking

Good
  73 /100

Good for hiking. High near 42°F. Light wind (7 mph).

  • Temp: Marginal weather factor
  • Rain: Favorable conditions
  • Wind: Favorable conditions
  • Thunderstorm: Favorable conditions
Tomorrow's Outlook:
Good 79/100
Good for hiking. High near 45°F. Light wind (6 mph).

About Lake Icaria

Lake Icaria is a southwest Iowa county recreation destination with boating, a beach, marina, campground, wooded shoreline, trails, and quieter family weekends near Corning.

Make the Most of a Lake Icaria Day

Open-country wind can quickly change boating comfort, while storms may leave campground roads and sites saturated. Keep a Corning-area backup for unstable weather.

Weather Tips for Lake Icaria

  • For Lake Icaria, check temperature, wind, rain timing, and thunderstorm potential before choosing the day’s route.
  • Wind, waves, current, water temperature, and lightning should guide water plans more than sunshine alone.
  • Check overnight lows, wet ground, drainage, and the nearest substantial shelter before settling into camp.
  • Open-country wind and summer humidity can make biking and hiking feel harder than the mileage suggests.

Nearby Towns and Areas

This page can also be useful when planning outdoor time near:

  • Corning
  • Adams County
  • Lake Icaria Recreation Area
  • Prescott
  • Carbon
  • Nodaway
  • Green Valley State Park
  • Villisca

Plan Around the Conditions

Use the forecast to choose the best version of a Lake Icaria day. Match wind, storm timing, water levels, trail surfaces, road conditions, and temperature to the activity that gives your group the safest and most comfortable plan.

7-Day Forecast for Lake Icaria

☀
32°F
High: 33° | Low: 24°
Current Temperature
Clear
Station: KCSQ
Observed at: 8:55 pm CST on 11/12/26
Wind: 7 mph | Humidity: 86%
Fri ☀
42° 22°
0%
Sat ☀
45° 26°
0%
Sun ☀
47° 29°
0%
Mon ☀
49° 33°
0%
Tue ☀
52° 40°
0%
Wed ⛅
56° 47°
5%
Thu 🌧
59° --°
21%

7-Day High Temperature Trend

42° Fri 45° Sat 47° Sun 49° Mon 52° Tue 56° Wed 59° Thu

7-Day Low Temperature Trend

22° Fri 26° Sat 29° Sun 33° Mon 40° Tue 47° Wed 50° Thu

📊 7-Day Outdoor Outlook

Good Fair Poor 20 Fri 20 Sat 20 Sun 20 Mon 80 Tue 100 Wed 100 Thu
Forecast data from the National Weather Service  |  Last Updated: November 12, 2026 10:29 pm CST

Lake Icaria Weather by Season

Winter

Winter at Lake Icaria brings cold, wind chill, snow, and freeze-thaw ice. Lake or river ice should never be judged from air temperature alone; use local access guidance. Check road and facility status before a long drive.

Spring

Spring around Lake Icaria is changeable, with rain, muddy surfaces, rising waterways, and severe thunderstorms. Verify current, levels, ramps, and launch conditions before putting on the water. Lightning, hail, and strong wind can arrive well ahead of a rain core.

Summer

Summer days at Lake Icaria are often warm and humid, with strong sun, mosquitoes, and afternoon thunderstorm potential. Morning commonly offers calmer water and a larger margin before storms. Ventilate tents and keep a dry shelter plan for overnight storms.

Fall

Fall is often one of the most comfortable seasons at Lake Icaria, with lower humidity, cooler nights, and changing color. Water cools faster than the air, so paddlers and boaters should dress for immersion risk. Watch for harvest traffic on rural roads and hunting activity near public lands.

Key Climate Data Points

  • Annual average temperature: around 49–53°F depending on latitude based on the surrounding Iowa region.
  • Annual snowfall: generally 20–40 inches, increasing toward northeast Iowa, with meaningful year-to-year variation.
  • Warmest months: June through August are typically warmest, with July often bringing the highest heat and humidity.
  • Coolest months: December through February are coldest, and January commonly has the strongest winter chill.
  • Wettest season: late spring and early summer usually brings the greatest rainfall and thunderstorm frequency.
  • Driest season: winter is normally driest, although snow, ice, and frozen ground still affect plans.
  • Best outdoor window: late May through September for water activities, with fall strong for trails.