Woburn, Massachusetts Weather
Cicadas claim the afternoon. Day 15 of summer. Read this microseason across nine climate regions →
Woburn weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 5Overcast——85°67°—
- MondayJul 6Light Drizzle62%0.02″78°62°-7°
- TuesdayJul 7Showers71%1.4″63°60°-15°
- WednesdayJul 8Overcast27%—79°56°+16°
- ThursdayJul 9Overcast13%—90°62°+11°
- FridayJul 10Light Drizzle35%—84°67°-6°
- SaturdayJul 11Overcast15%—77°58°-7°
AQI 54 (Moderate), driven by PM2.5. AQI up 12 over the last 6 hours (gradual rise). PM2.5 at 23.6 µg/m³ (AQI 78) with a 0.91 fine-to-coarse ratio and 4 mph wind — combustion smoke trapped in calm air, not road dust.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion during the projected peak around 6 PM.
What's driving it
Ozone × UV × Sky
Ozone at AQI 35. Overcast through the UV peak window (cloud cover ~71%) — afternoon ozone should stay flat.
- Present
- AQI 35
- UV peak
- 5.0 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 12
PM × Wind × Precip
PM2.5 at 23.6 µg/m³ (AQI 78) with a 0.91 fine-to-coarse ratio and 4 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.91
- Wind
- calm
- Recent rain
- 0h in last 6h
- Pattern
- stagnant smoke
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
- 10:53 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Woburn at a glance
- Today vs. normal: 5°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.
ZIP code: 01801
16-Day Forecast — Woburn
- Sun85°67°6%
- Mon78°62°62%
- Tue63°60°71%
- Wed79°56°27%
- Thu90°62°13%
- Fri84°67°35%
- Sat77°58°15%
- Sun71°60°13%
- Mon75°56°18%
- Tue87°57°18%
- Wed88°69°16%
- Thu84°61°26%
- Fri90°60°19%
- Sat94°64°27%
- Sun82°67°29%
- Mon82°69°32%
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 — Woburn
SPC includes Woburn in the general thunderstorm area tomorrow — no severe risk, but storms are possible.
- TODAYNONENo severe risk
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3NONENo severe risk
Thunderstorms possible. Not severe, but capable of producing lightning and brief heavy rain.
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 Woburn
- 01801
- 01815
- 01888