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Weather in Carrickfergus today: the honest forecast

Carrickfergus

Four seasons in the one day. Dress in layers and pray.

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4°C

Clear Clear sky

Feels like
4°C
Wind
4 km/h
Humidity
91%
Rainfall
0 mm

Sunrise 07:55 Sunset 18:21

Air quality Good

Updated 22:40 on 17/10/2026. Don’t be expecting miracles.

Tomorrow in Carrickfergus

Sunday 18/10/2026

Sunny spells. Which means rain spells too. Bring the lot.

Clouds, high of 12°C, low of 1°C. 0 mm of rain, 0% chance. Wind up to 7 km/h.

The day after in Carrickfergus

Monday 19/10/2026

Check the forecast. Then check out the window. Then ignore both.

Rain, high of 13°C, low of 2°C. 0.1 mm of rain, 20% chance. Wind up to 14 km/h.

Honest Weather’s verdicts for Carrickfergus, tomorrow

  • Washing9/10 for washingTextbook drying weather. Your nana would approve.
  • Barbecue8/10 for barbecueGood enough for sausages and a few cans.
  • A walk10/10 for a walkThe best walking weather you’ll get this week.

Verdicts by Honest Weather · honestweather.ie

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Next 24 hours in Carrickfergus

Sky’s acting the complete eejit.

In 3-hour steps.

  1. 01:00 4° 0% chance of rain
  2. 04:00 2° 0% chance of rain
  3. 07:00 1° 0% chance of rain
  4. 10:00 6° 0% chance of rain
  5. 13:00 12° 0% chance of rain
  6. 16:00 12° 0% chance of rain
  7. 19:00 9° 0% chance of rain
  8. 22:00 7° 0% chance of rain

The days ahead in Carrickfergus

  1. Sun 18/10 Clouds 12° / 1° 0 mm, 0% Calm out. Too calm. Somethin’s comin’.
  2. Mon 19/10 Rain 13° / 2° 0.1 mm, 20% A soft day, thank God. That’s Irish for drizzlin’.
  3. Tue 20/10 Rain 10° / 8° 4.9 mm, 100% Wet as a fish’s wardrobe out there.
  4. Wed 21/10 Rain 10° / 5° 1.2 mm, 85% Weather’s pure shite — again.
  5. Thu 22/10 Rain 10° / 5° 1.7 mm, 36% It’s pissing down, lad.

About the weather in Carrickfergus

Carrickfergus is in County Antrim, in the north. It is a mix of exposed coast and sheltered inland valleys, so the weather can vary a lot over a short distance.

Carrickfergus is in County Antrim, at about 54.72°N, 5.81°W. The closest places we cover are Holywood (9 km), Newtownabbey (10 km), Glengormley (11 km).

Across Ireland, spring is cool and bright with showers, summer highs are typically in the high teens with long evenings, autumn is the wettest and windiest stretch as the Atlantic fronts return, and winter is mild for the latitude with frost on clear nights. Rain can arrive in any month.

Quick answers for Carrickfergus

What is the weather in Carrickfergus right now?
It is 4°C in Carrickfergus with clear sky, feeling like 4°C, with wind at 4 km/h.
Will it rain in Carrickfergus tomorrow?
Rain is unlikely tomorrow in Carrickfergus (a 0% chance).
What will the temperature be in Carrickfergus tomorrow?
A high of 12°C and a low of 1°C, with wind around 7 km/h.
What time is sunset in Carrickfergus today?
Sunrise is at 07:55 and sunset at 18:21.

Weather nearby

Beaches, hills and venues nearby

All weather in County Antrim