Caribou, Maine Weather
Cicadas claim the afternoon. Day 15 of summer. Read this microseason across nine climate regions →
Caribou weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 5Mostly Clear——73°52°—
- MondayJul 6Mostly Clear——76°52°+3°
- TuesdayJul 7Overcast——78°56°+2°
- WednesdayJul 8Overcast——82°56°+4°
- ThursdayJul 9Light Showers54%0.18″74°62°-8°
- FridayJul 10Heavy Drizzle45%0.04″73°58°-1°
- SaturdayJul 11Partly Cloudy——77°51°+4°
AQI 38 (Good), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 5.9 µg/m³, PM10 at 6.6 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.
What's driving it
Ozone × UV × Sky
Ozone at AQI 33 now. With UV 6.5 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 29 around 1 PM.
- Present
- AQI 33
- UV peak
- 6.5 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 29
PM × Wind × Precip
PM2.5 at 5.9 µg/m³, PM10 at 6.6 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.89
- Wind
- breezy
- 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
- 10:54 PM
- Moonset
- 10:37 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Caribou at a glance
- Today vs. normal: 6°F above the seasonal normal for this latitude
- Last frost: May 27 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 04736
16-Day Forecast — Caribou
- Sun73°52°1%
- Mon76°52°1%
- Tue78°56°2%
- Wed82°56°3%
- Thu74°62°54%
- Fri73°58°45%
- Sat77°51°6%
- Sun78°51°20%
- Mon75°56°24%
- Tue80°54°32%
- Wed71°61°40%
- Thu75°59°35%
- Fri75°56°46%
- Sat77°55°41%
- Sun72°49°32%
- Mon73°55°36%
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 Caribou
- 04736