Weather forecast for todayCastine, ME

Weather forecast for today

Current condition 12:44 am EDT

  • 41°F
  • Feels like:
    41°F
Clear
Clear
  • Precipitation: 0"
  • Wind: 1mphNNE 30°
  • Humidity: 90%
  • Dewpoint: 37°F
  • Pressure: 30.26"Hg
  • Visibility: 4mi
  • UV index: 0
  • ▼
In Castine, currently, an expansive clear sky makes for a picture-perfect day.
The temperature is an icy 41°F. The current temperature is far from the maximum of 60.8°F forecasted for today.

Tuesday Oct 20, 2026

  • 61°F
  • 34°F
Sunny
Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 12mphN 6°
  • Humidity: 63%
  • UV index: 3
  • Sunrise: 6:56 am EDT
  • Sunset: 5:43 pm EDT
  • ▼
On Tuesday, in Castine, expect sunny weather with a crisp, clear sky.
A notable temperature range, reaching a high of a breezy 60.8°F and a low of a cold 33.8°F, is anticipated.
The temperature is expected to be slightly warmer than the standard October peak of 55.8°F.
Sunrise will be at 6:56 am and sunset at 5:43 pm; the daylight will last for 10h and 46min.

Hourly overview

Hourly temperatures

Warmest period: 1 pm - 4 pm 57°C.
Coldest period: 1 am - 7 am 41°C.

Chance of precipitation

Highest chance: 7 am 5%.

Hourly weather forecast

  • 2 am
  • 41°F
  • Feels like:
    41°F
Mostly Clear
Mostly Clear
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 2mphNNW 342°
  • Humidity: 93%
  • Pressure: 30.21"Hg
  • Visibility: 2mi
  • UV index: 0
  • ▼
  • 4 am
  • 41°F
  • Feels like:
    37°F
Clear
Clear
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 4mphN 357°
  • Humidity: 96%
  • Pressure: 30.21"Hg
  • Visibility: 6mi
  • UV index: 0
  • ▼
  • 6 am
  • 41°F
  • Feels like:
    37°F
Clear
Clear
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 6mphN 357°
  • Humidity: 92%
  • Pressure: 30.21"Hg
  • Visibility: 9mi
  • UV index: 0
  • ▼
Sunrise: 6:56 am
  • 8 am
  • 43°F
  • Feels like:
    37°F
Sunny
Sunny
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 9mphN 3°
  • Humidity: 90%
  • Pressure: 30.24"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 am
  • 50°F
  • Feels like:
    46°F
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 12mphN 5°
  • Humidity: 70%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 12 pm
  • 55°F
  • Feels like:
    52°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 12mphN 6°
  • Humidity: 55%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 2 pm
  • 59°F
  • Feels like:
    55°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 12mphN 3°
  • Humidity: 48%
  • Pressure: 30.24"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 4 pm
  • 57°F
  • Feels like:
    55°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 11mphN 7°
  • Humidity: 50%
  • Pressure: 30.24"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
Sunset: 5:43 pm
  • 6 pm
  • 54°F
  • Feels like:
    50°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 7mphNNE 16°
  • Humidity: 58%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 8 pm
  • 48°F
  • Feels like:
    45°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 8mphNNE 20°
  • Humidity: 66%
  • Pressure: 30.33"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 45°F
  • Feels like:
    39°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 9mphNNE 20°
  • Humidity: 73%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Today, in Castine, a cloudless sky and mainly sunshiny weather are expected.
The temperature will vary between the highest temperature of 59°F and the lowest temperature of 41°F. The warmest part of the day will be at 2 pm and 3 pm.
The high will be moderately higher than the normal maximum of 55.8°F for October. The lowest temperature is more in line with November's average minimum of 32.7°F than the usual minimum of 43.2°F in October.
Updated: Oct 20, 2026 @ 04:44:34 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

The current temperature (12:44 am EDT) is 41°F.

Today, clear skies and sunshine are anticipated.

Today, the highest temperature will be 60.8°F, while the lowest temperature will be 33.8°F.
The maximum temperature will be a few degrees higher than the average highest temperature of 55.8°F in October. The lowest temperature will be significantly lower than the average low of 43.2°F.

On Tuesday, in Castine, sunrise will be at 6:56 am and sunset at 5:43 pm (EDT).

In Castine, today, there will be 10h and 46min of daylight.