Ithaca 7-day weather forecast

Written by:
September 8, 2025
ESOlex // Shutterstock

Ithaca 7-day weather forecast

Stacker created the forecast for Ithaca, New York using data from OpenWeather. This week's high is 85 °F on Thursday, while the low is 40 °F on Saturday. There are expected to be 3 sunny days and precipitation on 0 days this week.

There are currently no weather alerts.

Monday, September 15

- High of 81 °F, low of 55 °F (46% humidity)
- Sunny with a 0% chance of rain
- High risk of harm from sun exposure (6 UV index)
- Light breeze (5 mph wind)
- Sunrise at 6:46 AM, sunset at 7:16 PM
1 / 6
IKO-studio // Shutterstock

Tuesday, September 16

- High of 82 °F, low of 56 °F (47% humidity)
- Partly cloudy with a 0% chance of rain
- High risk of harm from sun exposure (6 UV index)
- Light breeze (7 mph wind)
- Sunrise at 6:47 AM, sunset at 7:14 PM
2 / 6
John Cartwright // Shutterstock

Wednesday, September 17

- High of 79 °F, low of 58 °F (46% humidity)
- Overcast with a 0% chance of rain
- Moderate risk of harm from sun exposure (5 UV index)
- Light breeze (6 mph wind)
- Sunrise at 6:48 AM, sunset at 7:12 PM
3 / 6
Leena Robinson // Shutterstock

Thursday, September 18

- High of 85 °F, low of 56 °F (37% humidity)
- Sunny with a 0% chance of rain
- High risk of harm from sun exposure (6 UV index)
- Light breeze (6 mph wind)
- Sunrise at 6:49 AM, sunset at 7:10 PM
4 / 6
Andrew Lever // Shutterstock

Friday, September 19

- High of 69 °F, low of 50 °F (77% humidity)
- Overcast with a 0% chance of rain
- Moderate breeze (13 mph wind)
- Sunrise at 6:50 AM, sunset at 7:09 PM
5 / 6
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Saturday, September 20

- High of 69 °F, low of 40 °F (38% humidity)
- Sunny with a 0% chance of rain
- Light breeze (5 mph wind)
- Sunrise at 6:51 AM, sunset at 7:07 PM
6 / 6
Nataliia K // Shutterstock

Sunday, September 21

- High of 74 °F, low of 45 °F (38% humidity)
- Partly cloudy with a 0% chance of rain
- Gentle breeze (11 mph wind)
- Sunrise at 6:52 AM, sunset at 7:05 PM
- New moon

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