Presque Isle, Maine Weather
Fireflies rise from the lawn. Day 78 of spring. Read this microseason across nine climate regions →
Presque Isle weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 4Mostly Clear——86°54°—
- FridayJun 5Overcast20%—73°56°-13°
- SaturdayJun 6Light Rain81%0.11″75°54°+2°
- SundayJun 7Showers83%0.58″58°47°-17°
- MondayJun 8Overcast——71°44°+13°
- TuesdayJun 9Overcast——78°48°+7°
- WednesdayJun 10Overcast——86°58°+8°
AQI 41 (Good), driven by Ozone. AQI flat over the last 6 hours (within ±3 points). Ozone at AQI 44. Overcast through the UV peak window (cloud cover ~68%) — 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 44. Overcast through the UV peak window (cloud cover ~68%) — afternoon ozone should stay flat.
- Present
- AQI 44
- UV peak
- 0.0 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 5
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).
The higher the clouds, the finer the weather.
- Moonrise
- 3:51 AM
- Moonset
- 1:16 PM
- In sign
- ♒︎ Aquarius
Fireflies rise from the lawn
Presque Isle at a glance
- Today vs. normal: 67°F — typical for the season
- Last frost: May 26 (climatological average for this latitude)
- Microseason: Jun 1–5
- Planting window: Harvest spring lettuce before it bolts. Sow heat-tolerant greens.
Right now in the garden
Peak growing season
As of June 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 — Presque Isle
SPC has placed Presque Isle in the General Thunderstorms category for severe thunderstorms tomorrow.
- TODAYNONENo severe risk
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3TSTMGeneral Thunderstorms
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.