Saco, Maine Weather
Cicadas claim the afternoon. Day 15 of summer. Read this microseason across nine climate regions →
Saco weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 5Overcast——82°59°—
- MondayJul 6Overcast——75°59°-7°
- TuesdayJul 7Rain38%1.2″60°56°-15°
- WednesdayJul 8Overcast18%—77°53°+17°
- ThursdayJul 9Overcast14%—87°62°+10°
- FridayJul 10Overcast47%—79°67°-8°
- SaturdayJul 11Overcast14%—74°58°-5°
AQI 52 (Moderate), driven by PM2.5. AQI up 13 over the last 6 hours (gradual rise). PM2.5 at 17.9 µg/m³ (AQI 67) with a 0.96 fine-to-coarse ratio and 6 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 7 PM.
What's driving it
Ozone × UV × Sky
Ozone at AQI 36 now. With UV 6.4 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 31 around 1 PM.
- Present
- AQI 36
- UV peak
- 6.4 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 31
PM × Wind × Precip
PM2.5 at 17.9 µg/m³ (AQI 67) with a 0.96 fine-to-coarse ratio and 6 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.96
- Wind
- light
- 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
- 11:01 PM
- Moonset
- 10:49 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Saco at a glance
- Today vs. normal: 6°F above the seasonal normal for this latitude
- Last frost: May 7 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 04072
16-Day Forecast — Saco
- Sun82°59°1%
- Mon75°59°9%
- Tue60°56°38%
- Wed77°53°18%
- Thu87°62°14%
- Fri79°67°47%
- Sat74°58°14%
- Sun71°59°12%
- Mon68°56°18%
- Tue76°55°18%
- Wed85°69°16%
- Thu81°61°27%
- Fri86°62°29%
- Sat89°66°21%
- Sun74°62°26%
- Mon81°63°42%
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.
ZIP codes in Saco
- 04072