Northwest Ithaca, New York Weather
Cicadas claim the afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Northwest Ithaca weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Overcast48%—90°69°—
- SundayJul 5Overcast49%—83°64°-7°
- MondayJul 6Light Drizzle63%0.03″71°61°-12°
- TuesdayJul 7Overcast30%—75°57°+4°
- WednesdayJul 8Overcast——82°57°+7°
- ThursdayJul 9Light Drizzle44%—84°63°+2°
- FridayJul 10Light Drizzle38%0.01″78°64°-6°
AQI 39 (Good), driven by Ozone. AQI flat over the last 6 hours (within ±3 points). Ozone at AQI 45 now. With UV 4.7 peaking around 1 PM under partly cloudy skies, surface ozone likely climbs to AQI 20 around 1 PM.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion during the projected peak around 7 PM.
What's driving it
Ozone × UV × Sky
Ozone at AQI 45 now. With UV 4.7 peaking around 1 PM under partly cloudy skies, surface ozone likely climbs to AQI 20 around 1 PM.
- Present
- AQI 45
- UV peak
- 4.7 at 1 PM
- Sky at peak
- partly cloudy
- Projected peak
- AQI 20
Trends
Seven days of AQI and PM2.5.
Hourly air-quality data from the Copernicus Atmosphere Monitoring Service, charted across the past and next several days. Dashed lines mark the AQI breakpoints at 50 (Good → Moderate) and 100 (Moderate → Unhealthy for Sensitive Groups).








































If the first of July be rainy weather, 'twill rain more or less for four weeks together.
- Moonrise
- 11:03 PM
- Moonset
- 10:06 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Northwest Ithaca at a glance
- Today vs. normal: 7°F above the seasonal normal for this latitude
- Last frost: May 1 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
16-Day Forecast — Northwest Ithaca
- Sat88°69°48%
- Sun83°64°49%
- Mon71°61°63%
- Tue75°57°30%
- Wed82°57°8%
- Thu84°63°44%
- Fri78°64°38%
- Sat78°62°27%
- Sun74°62°34%
- Mon71°62°29%
- Tue75°58°33%
- Wed85°60°45%
- Thu86°65°39%
- Fri83°68°71%
- Sat80°66°52%
- Sun79°61°29%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of July 4, the growing season is at its peak — frost is months away. Continue succession-planting beans and summer squash. Start fall brassicas (broccoli, cabbage, kale) from seed indoors for transplanting in late summer.
SPC Convective Outlook
Storm Prediction Center — Northwest Ithaca
SPC has placed Northwest Ithaca in the Marginal Risk category for severe thunderstorms today.
- TODAYMRGLMarginal Risk
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3TSTMGeneral Thunderstorms
Isolated severe storms possible. Limited threat for hail or damaging wind.
Source: NOAA / NWS Storm Prediction Center categorical convective outlook. Outlooks are re-issued multiple times per day; this page reflects the most recent SPC polygons covering the city’s coordinates.
ZIP codes in Northwest Ithaca
- 14850