Local weather forecast

Weather in Newcastle, ME

Updated 2026-09-26 10:00 local time · ZIP codes 04553

Overcast
Now63°F

Overcast

High / Low65° / 52°
Rain chance80%
Wind13 mph
Weather alerts

Active alerts

1
Gale Warning issued September 26 at 2:22AM EDT until September 27 at 8:00PM EDT by NWS Gray ME

* WHAT...Northeast winds 20 to 30 kt with gusts up to 40 kt and seas 7 to 12 ft expected. * WHERE...Coastal Waters from Stonington, ME to Port Clyde, ME out 25 NM and Coastal Waters from Port Clyde, ME to Cape Elizabeth, ME out 25 NM. * WHEN...From 11 AM this morning to 8 PM EDT Sunday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility.

Safety instructions

Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions.

Hourly

Next hours

NowOvercast63°12% rain
11 AMOvercast60°15% rain
12 PMOvercast61°14% rain
1 PMOvercast63°13% rain
2 PMOvercast65°11% rain
3 PMPatchy rain nearby59°27% rain
4 PMPatchy rain nearby60°17% rain
5 PMPatchy rain nearby60°25% rain
6 PMLight rain shower58°48% rain
7 PMLight rain shower57°43% rain
8 PMLight rain shower57°41% rain
9 PMLight rain shower54°76% rain
Forecast

3-day weather forecast

Today2026-09-26
Overcast
65° 52°Overcast
Rain 80%Gust 15 mph
Tomorrow2026-09-27
Light rain shower
57° 54°Light rain shower
Rain 92%Gust 16 mph
Monday2026-09-28
Light rain shower
55° 52°Light rain shower
Rain 92%Gust 14 mph
Conditions

Weather details

Feels like55°F
Humidity52%
Pressure30.04 inHg
Visibility6 mi
Wind13 mph NE
Wind gusts28 mph
Precipitation0.00 in
UV index1
Daylight

Sunrise, sunset and moon

Sunrise06:30 AM
Sunset06:28 PM
Moonrise06:15 PM
Moon phaseFull Moon
Next 24 hours

Key weather changes ahead

Warmest hour2 PM · 65°F
Coolest hour9 AM · 54°F
Highest rain chance10 PM · 87%
Strongest gusts11 PM · 37 mph
Practical guide

Weather insights for today

Take an umbrella

Rain chance reaches about 76% over the next 12 hours.

Light layers should work

It feels like 55°F with winds near 13 mph.

Best window: 2 PM

65°F, 11% rain chance and 12 mph wind.

Use extra caution while driving

Visibility is around 6 mi; gusts may reach 35 mph.

Running conditions are less comfortable

Current temperature is 63°F, wind 13 mph, rain chance up to 76%.

Low UV protection needs

UV index is 1.

Local weather characteristics in Newcastle

Maine has cold winters, mild summers and strong coastal influence in the east. Snow, nor'easters and rapid temperature changes are common in the colder season.

Newcastle is part of the Northeast weather region. The forecast point is near 44.03°N latitude and 69.54°W longitude. Local temperature, wind and precipitation can still differ from nearby places, especially where terrain, coastlines or urban development create small-scale weather changes.

Newcastle weather today

Overcast and 63°F in Newcastle, ME. Today's high is 65°F with a 80% rain chance. Winds are around 13 mph with gusts near 28 mph. Relative humidity is 52%, pressure is 30.04 inHg, and visibility is about 6 miles.

Tonight and tomorrow in Newcastle

Sunrise is at 06:30 AM and sunset is at 06:28 PM. Tomorrow's forecast calls for Light rain shower with a high near 57°F and a low near 54°F. The maximum rain chance is 92%.

Nearby

Weather near Newcastle

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