Old Hill, Connecticut Weather
Cicadas claim the afternoon. Day 15 of summer. Read this microseason across nine climate regions →
Old Hill weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 5Light Drizzle57%0.02″81°72°—
- MondayJul 6Heavy Rain84%0.99″71°64°-10°
- TuesdayJul 7Light Drizzle82%0.02″68°59°-3°
- WednesdayJul 8Overcast19%—80°55°+12°
- ThursdayJul 9Overcast14%—85°63°+5°
- FridayJul 10Light Showers43%0.02″83°67°-2°
- SaturdayJul 11Overcast30%—84°61°+1°
AQI 45 (Good), driven by PM2.5. AQI up 14 over the last 6 hours (gradual rise). PM2.5 at 15.4 µg/m³, PM10 at 16.8 µg/m³ — typical background levels with no transport signature.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.
What's driving it
Ozone × UV × Sky
Ozone at AQI 58 — peak already passed at 1 PM under partly cloudy skies. Levels should ease through evening.
- Present
- AQI 58
- UV peak
- 1.7 at earlier today
- Sky at peak
- partly cloudy
- Projected peak
- AQI 58
PM × Wind × Precip
PM2.5 at 15.4 µg/m³, PM10 at 16.8 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.92
- Wind
- light
- Recent rain
- 0h in last 6h
- Pattern
- background
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
- 11:11 PM
- Moonset
- 11:03 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Old Hill at a glance
- Today vs. normal: 8°F above the seasonal normal for this latitude
- Last frost: April 23 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
16-Day Forecast — Old Hill
- Sun81°72°57%
- Mon71°64°84%
- Tue68°59°82%
- Wed80°55°19%
- Thu85°63°14%
- Fri83°67°43%
- Sat84°61°30%
- Sun82°65°21%
- Mon83°67°20%
- Tue79°66°14%
- Wed81°66°18%
- Thu79°63°32%
- Fri90°63°23%
- Sat86°64°24%
- Sun76°67°26%
- Mon68°66°27%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of July 5, 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 — Old Hill
SPC has placed Old Hill in the Marginal Risk category for severe thunderstorms today.
- TODAYMRGLMarginal Risk
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3NONENo severe risk
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 Old Hill
- 06880