Orono, ME Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Orono, a community in Penobscot County, Maine.
Today
83°F
Sunny
Sunny, with a high near 83. West wind 12 to 16 mph, with gusts as high as 29 mph.
7-day forecast for Orono
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 83°F | Sunny | 12 to 16 mph W | 0% |
| Tonight | 61°F | Mostly Clear then Patchy Fog | 2 to 10 mph SW | 1% |
| Wednesday | 87°F | Patchy Fog then Sunny | 1 to 9 mph SW | 1% |
| Wednesday Night | 64°F | Partly Cloudy then Patchy Fog | 0 to 9 mph SW | 1% |
| Thursday | 89°F | Patchy Fog then Sunny | 0 to 7 mph W | 2% |
| Thursday Night | 66°F | Partly Cloudy then Patchy Fog | 0 to 7 mph S | 2% |
| Friday | 88°F | Patchy Fog then Slight Chance Showers And Thunderstorms | 0 to 7 mph SW | 29% |
| Friday Night | 67°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 1 to 6 mph W | 28% |
| Saturday | 88°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 1 to 6 mph W | 36% |
| Saturday Night | 66°F | Chance Showers And Thunderstorms | 1 to 6 mph SW | 33% |
| Sunday | 89°F | Sunny | 1 to 9 mph W | 12% |
| Sunday Night | 66°F | Mostly Clear | 3 to 9 mph SW | 12% |
| Monday | 88°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 3 to 12 mph W | 22% |
| Monday Night | 63°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph W | 22% |
Forecast source: National Weather Service (api.weather.gov) for Orono (44.878, -68.688). Updated through the day.
Growing snapshot for Orono
Last spring frost
May 1
First fall frost
Oct 6
Growing season
157 days
Hardiness zone
5a
More local growing data for Orono: nearby ZIP 04489 weather · frost dates · planting calendar · Maine frost dates
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Newport
Old Town
Patten
Veazie
Climate data from the nearest NOAA station, Orono, Me (1.1 mi from Orono). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.