Lisburn and Castlereagh, United Kingdom Weather

Lisburn and Castlereagh,  Weather
(Photo by Freddie on Unsplash)

Current conditions

Updated:
20°C
68.0°F
°C °F

Condition: Overcast

Pressure: 1,019 hPa

Feel like: 21 °C

Temperature: 20°C

Cloud: 100%

Humidity: 77%

Wind: E - 10 km/h

Visibility: 20.76 km

Weather forecast

Tue
23 Jun
14°C / 22°C
Drizzle
Wed
24 Jun
17°C / 25°C
Drizzle
Thu
25 Jun
15°C / 20°C
Overcast
Fri
26 Jun
15°C / 20°C
Drizzle
Sat
27 Jun
12°C / 17°C
Moderate Drizzle
Hourly forecast today:
17:00 PM
16° / 20°
16° / 20°
Overcast
77% 20 km/h
18:00 PM
16° / 20°
16° / 20°
Overcast
78% 20 km/h
19:00 PM
15° / 20°
15° / 20°
Overcast
77% 12 km/h
20:00 PM
15° / 19°
15° / 19°
Overcast
80% 11 km/h
21:00 PM
15° / 17°
15° / 17°
Partly Cloudy
84% 9 km/h
22:00 PM
14° / 16°
14° / 16°
Overcast
89% 5 km/h
23:00 PM
14° / 16°
14° / 16°
Partly Cloudy
89% 5 km/h
00:00 AM
13° / 15°
13° / 15°
Clear Sky
88% 4 km/h
01:00 AM
13° / 14°
13° / 14°
Overcast
91% 7 km/h
02:00 AM
13° / 14°
13° / 14°
Overcast
90% 10 km/h
03:00 AM
13° / 14°
13° / 14°
Partly Cloudy
94% 4 km/h

30 Day Averages and Extremes

  • Average high 16.13°C
  • Average low 10.17°C
  • Hottest day 25°C (22 June 2026)
  • Coldest day 0°C (05 July 2026)
  • Average humidity 74.33%
  • Days with precipitation 24 days
  • Highest precipitation 81 mm (18 June 2026)

Yesterday's Data

  • Max: 20°C
  • Min: 11°C
  • Total Precipitation: 1 mm

Temperature and possibility of rain in Lisburn and Castlereagh over the next 12 hours

Temperature and possibility of rain in Lisburn and Castlereagh in the coming days

Rainfall in Lisburn and Castlereagh in the coming days

Lisburn and Castlereagh Climate Summary

Lisburn and Castlereagh features a Marine west coast, warm summer (Köppen classification: Cfb), with an average annual temperature of 9.79ºC (49.62ºF), which is about -0.96% lower than the national average for United Kingdom. Annually, the city experiences approximately 92.94 millimeters (3.66 inches) of rainfall, spread across 180.18 rainy days, accounting for 49.36% of the year.

Longitude 54.4981584
Latitude -6.1306791
Yearly high temperature 11.76ºC (53.17ºF)
Yearly low temperature 5.89ºC (42.6ºF)
Hottest month June 16.33ºC (61.39ºF)
Coldest month December 2.84ºC (37.11ºF)
Yearly precip 92.94mm (3.66in)
Days with rainfall 180.18 days (49.36%)
Driest month April (83.77%)
Wettest month June (86.0%)

Weather averages by month

Month High / Low (°C) Rain
January 6.34° / 2.26° 13.27 days
February 7.13° / 2.07° 13.73 days
March 8.67° / 2.38° 13.18 days
April 11.22° / 4.07° 12.0 days
May 13.84° / 6.37° 15.18 days
June 16.33° / 8.88° 18.0 days
July 17.54° / 10.41° 20.27 days
August 17.04° / 10.5° 20.64 days
September 15.26° / 9.17° 13.27 days
October 12.3° / 7.07° 14.09 days
November 8.84° / 4.61° 13.64 days
December 6.67° / 2.84° 12.91 days

Lisburn and Castlereagh's weather

Frequently asked questions

1. What is the hottest month in Lisburn and Castlereagh?

June has the highest average monthly temperature (daily mean of 16.33ºC) and December are the coolest (daily mean of 2.84ºC).

2. What should I wear in Lisburn and Castlereagh today?

For today's very hot weather in Lisburn and Castlereagh, with the high temperatures above 25ºC (77.0ºF), consider wearing:
- Loose and airy fabrics like linen or cotton
- Sunscreen for skin protection
- Open-toed sandals or light sneakers
- UV-protective sunglasses

Temperature

Early
8°C / 12°C
Morning
13°C / 16°C
Afternoon
15°C / 20°C
Evening
15°C / 17°C

Air quality

Good

Satisfactory air quality, minimal pollution, low risk

  • CO2 421
  • CO 110
  • NH3 2
  • NO2 1
  • O3 73
  • PM10 6
  • PM25 4
  • SO2 0
  • CH4 1,399

Sunrise / Sunset

03:49
21:04