Hallowell, Maine Weather
Cicadas claim the afternoon. Day 15 of summer. Read this microseason across nine climate regions →
Hallowell weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 5Overcast——86°59°—
- MondayJul 6Overcast——82°60°-4°
- TuesdayJul 7Light Drizzle36%0.01″71°54°-11°
- WednesdayJul 8Overcast16%—86°52°+15°
- ThursdayJul 9Overcast16%—90°59°+4°
- FridayJul 10Overcast41%—83°61°-7°
- SaturdayJul 11Overcast13%—81°53°-2°
AQI 52 (Moderate), driven by PM2.5. AQI up 8 over the last 6 hours (gradual rise). PM2.5 at 8.1 µg/m³ (AQI 45) with a 0.94 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.
What's driving it
Ozone × UV × Sky
Ozone at AQI 42 now. With UV 7.3 peaking around 1 PM under partly cloudy skies, surface ozone likely climbs to AQI 29 around 1 PM.
- Present
- AQI 42
- UV peak
- 7.3 at 1 PM
- Sky at peak
- partly cloudy
- Projected peak
- AQI 29
PM × Wind × Precip
PM2.5 at 8.1 µg/m³ (AQI 45) with a 0.94 fine-to-coarse ratio and 4 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.94
- 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
- 10:59 PM
- Moonset
- 10:46 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Hallowell at a glance
- Today vs. normal: 15°F above the seasonal normal for this latitude
- Last frost: May 12 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 04347
16-Day Forecast — Hallowell
- Sun85°59°3%
- Mon82°60°3%
- Tue71°54°36%
- Wed86°52°16%
- Thu90°59°16%
- Fri83°61°41%
- Sat81°53°13%
- Sun78°55°18%
- Mon78°52°18%
- Tue80°53°21%
- Wed89°64°25%
- Thu77°57°22%
- Fri88°57°32%
- Sat85°62°21%
- Sun83°58°29%
- Mon85°60°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.
ZIP codes in Hallowell
- 04347