Ithaca, WI Weather Forecast
Local 7-day forecast
Chance Rain Showers
Track current conditions, temperature changes, wind, and the full daily outlook for Ithaca, WI in one place.
A chance of rain showers before 1pm. Mostly cloudy, with a high near 51. Northwest wind 14 to 21 mph, with gusts as high as 35 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
Local Weather Overview
This forecast page for Ithaca, WI is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Oct 15, 2026 8:04 PM CDT.
The active forecast window currently covers Oct 16 to Oct 22, 2026 for Ithaca, WI.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Oct 16 to Oct 22, 2026
- Latest sync
- Oct 15, 2026 8:04 PM CDT
- Forecast office
- ARX
- Source
- NOAA / NWS
Daily Outlook
This Week in Ithaca
Wednesday looks like the warmest upcoming period in Ithaca at 72 degrees F.
Friday Night is the coolest period ahead with temperatures near 26 degrees F.
The strongest winds are forecast for Friday at about 14 to 21 mph NW.
Precipitation is mentioned in 2 upcoming forecast periods.
Forecast Details
- Last updated
- Oct 15, 2026 8:04 PM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- ARX
- Radar station
- KARX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Widespread frost after 11pm. Mostly clear. Low around 26, with temperatures rising to around 29 overnight. Northwest wind 2 to 16 mph, with gusts as high as 26 mph.
Widespread frost before 9am. Sunny, with a high near 58. Southwest wind 3 to 12 mph, with gusts as high as 20 mph.
Clear, with a low around 35. Southwest wind around 10 mph, with gusts as high as 20 mph.
Sunny, with a high near 64. Southwest wind 10 to 15 mph, with gusts as high as 24 mph.
Mostly clear, with a low around 38. Southwest wind 2 to 10 mph, with gusts as high as 21 mph.
Mostly sunny, with a high near 68. Southwest wind 1 to 6 mph.
Partly cloudy, with a low around 38. South wind 0 to 3 mph.
Mostly sunny, with a high near 71. Southeast wind 0 to 5 mph.
Mostly clear, with a low around 43. East wind around 2 mph.
Sunny, with a high near 72. Southeast wind 0 to 8 mph.
Partly cloudy, with a low around 48. South wind 2 to 6 mph.
A slight chance of rain showers after 7am. Mostly sunny, with a high near 72. South wind 2 to 8 mph. Chance of precipitation is 20%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Friday
Oct 16
|
Chance Rain Showers
|
51°F |
14 to 21 mph
NW
|
|
Friday Night
Oct 16
|
Widespread Frost
|
26°F |
2 to 16 mph
NW
|
|
Saturday
Oct 17
|
Widespread Frost then Sunny
|
58°F |
3 to 12 mph
SW
|
|
Saturday Night
Oct 17
|
Clear
|
35°F |
10 mph
SW
|
|
Sunday
Oct 18
|
Sunny
|
64°F |
10 to 15 mph
SW
|
|
Sunday Night
Oct 18
|
Mostly Clear
|
38°F |
2 to 10 mph
SW
|
|
Monday
Oct 19
|
Mostly Sunny
|
68°F |
1 to 6 mph
SW
|
|
Monday Night
Oct 19
|
Partly Cloudy
|
38°F |
0 to 3 mph
S
|
|
Tuesday
Oct 20
|
Mostly Sunny
|
71°F |
0 to 5 mph
SE
|
|
Tuesday Night
Oct 20
|
Mostly Clear
|
43°F |
2 mph
E
|
|
Wednesday
Oct 21
|
Sunny
|
72°F |
0 to 8 mph
SE
|
|
Wednesday Night
Oct 21
|
Partly Cloudy
|
48°F |
2 to 6 mph
S
|
|
Thursday
Oct 22
|
Slight Chance Rain Showers
|
72°F |
2 to 8 mph
S
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Ithaca.
