Weather forecast for todayGreencastle, IN

Weather forecast for today

Current condition 7:37 am EDT

  • 43°F
  • Feels like:
    43°F
Fair
Fair
  • Precipitation: 0"
  • Wind: 0mphSSW 210°
  • Humidity: 90%
  • Dewpoint: 39°F
  • Pressure: 30.37"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
At the moment, in Greencastle, mild temperatures and clear skies define the day’s fair conditions.
The temperature is a brisk 42.8°F. The current temperature is almost at the minimum-expected 39.2°F for today.

Tuesday Oct 20, 2026

  • 72°F
  • 39°F
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 4mphE 86°
  • Humidity: 53%
  • UV index: 4
  • Sunrise: 8:03 am EDT
  • Sunset: 7:01 pm EDT
  • ▼
Today, on Tuesday, October 20, uninterrupted sunshine is anticipated.
Temperature fluctuations will be substantial, ranging from a peak of a pleasant 71.6°F to a low of an icy 39.2°F.
This October day will feature warmer weather, consistent with September's average of 75.9°F.
Sunrise will be at 8:03 am and sunset at 7:01 pm; the daylight will last for 10h and 58min.

Hourly overview

Hourly temperatures

Warmest hour: 4 pm 70°C.
Coldest hour: 8 am 43°C.

Chance of precipitation

Highest chance: 2%.

Hourly weather forecast

  • 8 am
  • 43°F
  • Feels like:
    43°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 1mphENE 56°
  • Humidity: 88%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunrise: 8:03 am
  • 9 am
  • 46°F
  • Feels like:
    46°F
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 1mphENE 62°
  • Humidity: 82%
  • Pressure: 30.39"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 am
  • 54°F
  • Feels like:
    54°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 2mphENE 75°
  • Humidity: 68%
  • Pressure: 30.39"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 11 am
  • 59°F
  • Feels like:
    59°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 4mphE 86°
  • Humidity: 54%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 12 pm
  • 63°F
  • Feels like:
    63°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 4mphE 86°
  • Humidity: 44%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 1 pm
  • 66°F
  • Feels like:
    66°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 4mphE 94°
  • Humidity: 39%
  • Pressure: 30.33"Hg
  • Visibility: 10mi
  • UV index: 4
  • ▼
  • 2 pm
  • 68°F
  • Feels like:
    68°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 3mphE 97°
  • Humidity: 35%
  • Pressure: 30.33"Hg
  • Visibility: 10mi
  • UV index: 4
  • ▼
  • 3 pm
  • 70°F
  • Feels like:
    70°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 4mphESE 101°
  • Humidity: 33%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 4 pm
  • 70°F
  • Feels like:
    70°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 4mphESE 102°
  • Humidity: 32%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 5 pm
  • 70°F
  • Feels like:
    70°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 3mphE 95°
  • Humidity: 32%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 6 pm
  • 68°F
  • Feels like:
    68°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 3mphE 90°
  • Humidity: 36%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 7 pm
  • 63°F
  • Feels like:
    63°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 2mphENE 73°
  • Humidity: 45%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 7:01 pm
  • 8 pm
  • 55°F
  • Feels like:
    55°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 2mphENE 71°
  • Humidity: 59%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 9 pm
  • 54°F
  • Feels like:
    54°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 2mphENE 65°
  • Humidity: 67%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 50°F
  • Feels like:
    50°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 2mphENE 68°
  • Humidity: 73%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 11 pm
  • 50°F
  • Feels like:
    50°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 2mphENE 71°
  • Humidity: 75%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Today, bright skies and dry conditions are anticipated.
The temperature will vary between a maximum of 69.8°F and a minimum of 42.8°F. The warmest part of the day will be from 3 pm to 5 pm.
The temperature will feel more consistent with September's average high than the expected maximum for October. The expected low will be more in line with what’s common in November than the current October average of 46.9°F.
Updated: Oct 20, 2026 @ 11:37:40 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Currently (7:37 am EDT) it is 42.8°F in Greencastle.

Today, in Greencastle, sunny conditions are expected to continue.

Today, the maximum temperature will be 71.6°F, while the minimum temperature will be 39.2°F.
The highest temperature will be moderately higher than the average maximum of 63.3°F in October. The lowest temperature will be also relatively lower than the average low of 46.9°F.

On Tuesday, in Greencastle, sunrise will be at 8:03 am and sunset at 7:01 pm (EDT).

In Greencastle, the length of the day today will be 10h and 58min.