Weather forecast for todayCastlerock, United Kingdom

Weather forecast for today

Current condition 8:53 am GMT

  • 4°C
  • Feels like:
    2°C
Sunny
Sunny
  • Precipitation: 0mm
  • Wind: 10km/hSSE 160°
  • Humidity: 92%
  • Dewpoint: 3°C
  • Pressure: 1036.23mbar
  • Visibility: 16.09km
  • UV index: 0
  • ▼
In Castlerock, at the moment, a bright sun and a clear sky set the scene for a beautiful day.
The temperature is a wintry 4°C, with the feels-like temperature being evaluated at an icy 2°C. The current temperature is almost at the minimum-anticipated 2°C for today.

Sunday 18. Oct 2026

  • 13°C
  • 2°C
Sunny
Sunny
  • Precip. probability: 5%
  • Precipitation: 0mm
  • Wind: 10km/hSSE 166°
  • Humidity: 75%
  • UV index: 2
  • Sunrise: 8:03 am BST
  • Sunset: 6:21 pm BST
  • ▼
Today, expect consistent sunshine and open skies.
The maximum temperature will be a refreshing 13°C, while the minimum temperature will be a cold 2°C.
Today, the predicted peak temperature is expected to mirror October's average high of 12.5°C.
Sunrise was at 8:03 am and sunset will be at 6:21 pm; the daylight will last for 10h and 19min.

Hourly overview

Hourly temperatures

Warmest period: 2 pm - 4 pm 11°C.
Minimum temperature: 5°C.

Chance of precipitation

Highest chance: 12 am 8%.

Hourly weather forecast

  • 10 am
  • 5°C
  • Feels like:
    3°C
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0mm
  • Wind: 10km/hSSE 152°
  • Humidity: 91%
  • Pressure: 1036mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 11 am
  • 7°C
  • Feels like:
    6°C
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0mm
  • Wind: 9km/hSSE 155°
  • Humidity: 85%
  • Pressure: 1035mbar
  • Visibility: 16km
  • UV index: 1
  • ▼
  • 12 pm
  • 9°C
  • Feels like:
    8°C
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0mm
  • Wind: 9km/hSSE 166°
  • Humidity: 76%
  • Pressure: 1035mbar
  • Visibility: 16km
  • UV index: 1
  • ▼
  • 1 pm
  • 11°C
  • Feels like:
    10°C
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0mm
  • Wind: 9km/hS 185°
  • Humidity: 69%
  • Pressure: 1035mbar
  • Visibility: 16km
  • UV index: 2
  • ▼
  • 2 pm
  • 11°C
  • Feels like:
    11°C
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0mm
  • Wind: 7km/hS 183°
  • Humidity: 67%
  • Pressure: 1035mbar
  • Visibility: 16km
  • UV index: 1
  • ▼
  • 3 pm
  • 12°C
  • Feels like:
    11°C
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0mm
  • Wind: 7km/hSSE 166°
  • Humidity: 66%
  • Pressure: 1034mbar
  • Visibility: 16km
  • UV index: 1
  • ▼
  • 4 pm
  • 11°C
  • Feels like:
    10°C
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0mm
  • Wind: 10km/hSSE 156°
  • Humidity: 66%
  • Pressure: 1034mbar
  • Visibility: 16km
  • UV index: 1
  • ▼
  • 5 pm
  • 11°C
  • Feels like:
    10°C
Sunny
Sunny
  • Precip. probability: 3%
  • Precipitation: 0mm
  • Wind: 8km/hSSE 152°
  • Humidity: 69%
  • Pressure: 1034mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 6 pm
  • 9°C
  • Feels like:
    8°C
Sunny
Sunny
  • Precip. probability: 5%
  • Precipitation: 0mm
  • Wind: 8km/hSSE 152°
  • Humidity: 78%
  • Pressure: 1034mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
Sunset: 6:21 pm
  • 7 pm
  • 8°C
  • Feels like:
    6°C
Clear
Clear
  • Precip. probability: 6%
  • Precipitation: 0mm
  • Wind: 9km/hS 170°
  • Humidity: 84%
  • Pressure: 1034mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 8 pm
  • 7°C
  • Feels like:
    6°C
Clear
Clear
  • Precip. probability: 6%
  • Precipitation: 0mm
  • Wind: 7km/hSSE 162°
  • Humidity: 86%
  • Pressure: 1034mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 9 pm
  • 6°C
  • Feels like:
    5°C
Clear
Clear
  • Precip. probability: 7%
  • Precipitation: 0mm
  • Wind: 7km/hSSE 157°
  • Humidity: 90%
  • Pressure: 1034mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 10 pm
  • 6°C
  • Feels like:
    4°C
Clear
Clear
  • Precip. probability: 7%
  • Precipitation: 0mm
  • Wind: 9km/hSSE 156°
  • Humidity: 90%
  • Pressure: 1034mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 11 pm
  • 5°C
  • Feels like:
    3°C
Clear
Clear
  • Precip. probability: 7%
  • Precipitation: 0mm
  • Wind: 7km/hSE 146°
  • Humidity: 96%
  • Pressure: 1034mbar
  • Visibility: 14km
  • UV index: 0
  • ▼
Today, bright and mostly sunny weather is expected.
The temperature will vary between a minimum of 5°C and a maximum of 12°C. The warmest part of the day is expected around 3 pm.
Today, the temperature is forecasted to be consistent with the usual maximum for October. Today, the overnight low is more in line with November's usual minimum of 6.4°C than October's 9°C.
Updated: Oct 18, 2026 @ 08:53:53 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

At 8:53 am GMT, the temperature in Castlerock is 4°C.

Today, in Castlerock, sunshine is forecasted under mostly clear skies.

Today, the highest temperature will be 13°C, while the lowest temperature will be 2°C.
Today, the highest temperature will be in line with the average maximum temperature in October. Today, the lowest temperature will be notably lower than the average low of 9°C.

On Sunday, in Castlerock, sunrise was at 8:03 am and sunset will be at 6:21 pm (BST).

In Castlerock, the length of the day today will be 10h and 19min.