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Montezuma, IA · Poweshiek County
Right Now
Mostly Cloudy
Water
75°
Wind
2 mph
NW
Gusts
3 mph
Pressure
29.92
falling
Forecast - Sun, Jun 21
High / Low
64° / 57°
Wind
9 mph
gusts 28 mph
Precip
99%
UV
4
Sunrise
10:36 AM
Sunset
1:48 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
Mon, Mon, Jun 22
Mon, Jun 22 scores 54/100 — Wind 7 mph, Rain 0%.
Best for Boating
Mon, Mon, Jun 22
Mon, Jun 22 scores 90/100 — Wind 7 mph, Rain 0%.
Best for Swimming
Mon, Mon, Jun 22
Mon, Jun 22 scores 75/100 — Air 76°F, Rain 0%.
Best for Paddling
Mon, Mon, Jun 22
Mon, Jun 22 scores 85/100 — Wind 7 mph, Rain 0%.
Ask the AI assistant about this week:
Swipe to see all 9 days
| Metric | Sun21 | Mon22 | Tue23 | Wed24 | Thu25 | Fri26 | Sat27 | Sun28 | Mon29 |
|---|---|---|---|---|---|---|---|---|---|
| Condition | Heavy Rain | Mostly Clear | Drizzle | Rain | Mostly Clear | Drizzle | Thunderstorms | Thunderstorms | Drizzle |
| High / Low | 64°/57° | 76°/55° | 78°/58° | 81°/62° | 77°/61° | 76°/59° | 79°/61° | 82°/65° | 87°/70° |
| Precip | 99% | 0% | 41% | 65% | 29% | 48% | 38% | 43% | 38% |
| Wind | 15 mphgust 28 | 7 mphgust 14 | 8 mphgust 12 | 7 mphgust 13 | 9 mphgust 17 | 10 mphgust 16 | 11 mphgust 22 | 16 mphgust 26 | 15 mphgust 26 |
| Pressure | 29.86" stable | 30.03" rising | 30.12" rising | 30.00" falling | 29.97" falling | 29.95" falling | 29.83" falling | 29.73" falling | 29.83" rising |
| UV Index | 4 | 7 | 4 | 7 | 6 | 5 | 5 | 5 | 9 |
| Sunrise | 10:36 AM | 10:36 AM | 10:36 AM | 10:37 AM | 10:37 AM | 10:37 AM | 10:38 AM | 10:38 AM | 10:39 AM |
| Sunset | 1:48 AM | 1:48 AM | 1:48 AM | 1:48 AM | 1:48 AM | 1:48 AM | 1:48 AM | 1:48 AM | 1:48 AM |
| Bite Rating | 3/5first quarter | 2/5first quarter | 2/5first quarter | 3/5first quarter | 2/5waxing gibbous | 2/5waxing gibbous | 3/5waxing gibbous | 2/5waxing gibbous | 5/5FULL |
Today Read
Diamond LakeWind read
Calm
9 mph avg
Water read
75°
Warm-water bite
Air range
57° / 64°
today
Precip
99%
watch timing
Today's forecast for Diamond Lake has calm wind, 57F to 64F air temperatures, 99% chance of precipitation, and 75F water.
AI read · today
Warm water pushes the plan toward oxygen, shade, depth changes, and low light. The planning constraint is finding the right window.
Reads 9 live data sources for this lake — tap a stat or ask anything to see its work.
Fishing Forecast
first quarter
Major
11:41 PM - 2:11 AM
Minor
5:37 PM - 7:07 PM
Detailed temperature readings across your lake.
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Fish Species
7Water Temperature History
Current
76°
Jun 28
Low
34°
Nov 11
Average
59°
Last 12 Months
Warmest avg: July (80°F)
Coolest avg: December (37°F)
Rapid warming: May → June (+11°F)
Sharpest cooling: October → November (-21°F)
Wind speed, gusts, and pressure trends for trip timing.
Swipe days or tap points
5am - 4am
Peak Wind
15 mph
8pm
Peak Gust
28 mph
highest gust
Pressure
29.91 inHg
steady
Visibility
16 mi
93% 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
3/5first quarter
Water at 75°F -- warm-water species active.
Fish Species
7Nearby Lakes
FAQ
Diamond Lake covers 90.00 acres (0.14 square miles) with a maximum depth of 8.84 meters (~29 feet).
Diamond Lake is located in Montezuma, Poweshiek County, IA. It is accessible to the public for outdoor activities.