Guilford Center, Connecticut Weather
Cicadas claim the afternoon. Day 15 of summer. Read this microseason across nine climate regions →
Guilford Center weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 5Heavy Drizzle52%0.06″79°70°—
- MondayJul 6Heavy Rain86%2.0″70°63°-9°
- TuesdayJul 7Heavy Drizzle83%0.09″68°61°-2°
- WednesdayJul 8Overcast28%—77°54°+9°
- ThursdayJul 9Light Drizzle16%0.04″82°63°+5°
- FridayJul 10Light Drizzle41%0.01″87°69°+5°
- SaturdayJul 11Light Drizzle23%—84°62°-3°
AQI 66 (Moderate), driven by Ozone. AQI down 44 over the last 6 hours — air quality is improving sharply. Ozone at AQI 33. Overcast through the UV peak window (cloud cover ~100%) — afternoon ozone should stay flat.
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 33. Overcast through the UV peak window (cloud cover ~100%) — afternoon ozone should stay flat.
- Present
- AQI 33
- UV peak
- 3.3 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 7
PM × Wind × Precip
PM scrubbed by 3 hours of recent rain — PM2.5 down to 5.8 µg/m³, PM10 to 5.9 µg/m³.
- PM2.5/PM10
- 0.98
- Wind
- calm
- Recent rain
- 3h in last 6h
- Pattern
- washed out
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
- 11:08 PM
- Moonset
- 11:00 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Guilford Center at a glance
- Today vs. normal: 4°F above the seasonal normal for this latitude
- Last frost: April 24 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
15-Day Forecast — Guilford Center
- Sun78°70°52%
- Mon70°63°86%
- Tue68°61°83%
- Wed77°54°28%
- Thu82°63°16%
- Fri87°69°41%
- Sat84°62°23%
- Sun78°63°25%
- Mon78°58°16%
- Tue81°64°18%
- Wed83°70°40%
- Thu85°63°36%
- Fri77°61°28%
- Sat79°64°26%
- Sun87°72°39%
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 — Guilford Center
SPC has placed Guilford Center in the Slight Risk category for severe thunderstorms today.
- TODAYSLGTSlight Risk
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3TSTMGeneral Thunderstorms
Scattered severe storms possible. A few tornadoes, hail, and damaging wind gusts possible.
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 Guilford Center
- 06437