Northeast Harbor, Maine Weather
Cicadas claim the afternoon. Day 15 of summer. Read this microseason across nine climate regions →
Northeast Harbor weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 5Overcast——78°62°—
- MondayJul 6Foggy——69°52°-9°
- TuesdayJul 7Light Drizzle31%0.01″64°53°-5°
- WednesdayJul 8Overcast19%—74°52°+10°
- ThursdayJul 9Overcast14%—76°58°+2°
- FridayJul 10Overcast18%—80°63°+4°
- SaturdayJul 11Overcast12%—77°55°-3°
AQI 46 (Good), driven by PM2.5. AQI up 8 over the last 6 hours (gradual rise). PM2.5 at 10.3 µg/m³, PM10 at 10.8 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 during the projected peak around 10 PM.
What's driving it
Ozone × UV × Sky
Ozone at AQI 40 now. With UV 6.2 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 33 around 1 PM.
- Present
- AQI 40
- UV peak
- 6.2 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 33
PM × Wind × Precip
PM2.5 at 10.3 µg/m³, PM10 at 10.8 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.95
- 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
- 10:53 PM
- Moonset
- 10:40 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Northeast Harbor at a glance
- Today vs. normal: 8°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: 04662
16-Day Forecast — Northeast Harbor
- Sun78°62°3%
- Mon69°52°2%
- Tue64°53°31%
- Wed74°52°19%
- Thu76°58°14%
- Fri80°63°18%
- Sat77°55°12%
- Sun68°56°10%
- Mon70°52°12%
- Tue67°53°21%
- Wed64°61°23%
- Thu73°60°25%
- Fri76°57°30%
- Sat80°61°28%
- Sun77°58°26%
- Mon73°58°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 Northeast Harbor
- 04662