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Weather in Castlereagh, United Kingdom 🇬🇧

Weather Forecast in Castlereagh

Current Weather in Castlereagh

Partly Cloudy
17°C
Feels like 17°C. Partly Cloudy.
🌬️ 14 km/h WSW
💧 72% Humidity
🧭 1013 hPa
👁️ 10.0 km Visibility
☀️ UV Index: 0.0
🌡️ Dew Point: 10°C
🌅 Sunrise: 05:22 AM
🌇 Sunset: 09:37 PM
Map Overlays:

Right now Castlereagh is 17°C with partly cloudy, feeling like 17°C. Humidity sits at 72% and winds are near 14 km/h, and the UV index is 0 (low). Over the next few days, temperatures in Castlereagh range from about 10°C to 20°C.

Hourly Forecast for Castlereagh

02:00
Partly Cloudy
14°
9%
03:00
Partly Cloudy
15°
9%
04:00
Partly Cloudy
15°
6%
05:00
Patchy rain nearby
14°
15%
06:00
Patchy rain nearby
14°
23%
07:00
Patchy rain nearby
14°
24%
08:00
Patchy rain nearby
14°
25%
09:00
Patchy rain nearby
15°
26%
10:00
Patchy rain nearby
15°
28%
11:00
Patchy rain nearby
16°
30%
12:00
Patchy rain nearby
16°
36%
13:00
Patchy rain nearby
16°
37%
14:00
Patchy rain nearby
16°
39%
15:00
Patchy rain nearby
16°
38%
16:00
Patchy rain nearby
16°
34%
17:00
Patchy rain nearby
16°
37%
18:00
Patchy rain nearby
16°
34%
19:00
Patchy rain nearby
16°
39%
20:00
Patchy rain nearby
15°
42%
21:00
Patchy rain nearby
15°
31%
22:00
Patchy rain nearby
15°
38%
23:00
Patchy rain nearby
15°
36%
00:00
Patchy rain nearby
15°
37%
01:00
Patchy rain nearby
15°
37%

14-Day Forecast for Castlereagh

Sat, Jul 25
Patchy rain nearby Patchy rain nearby
16° / 14°
Sun, Jul 26
Patchy rain nearby Patchy rain nearby
17° / 11°
Mon, Jul 27
Patchy rain nearby Patchy rain nearby
20° / 10°
Tue, Jul 28
Patchy rain nearby Patchy rain nearby
23° / 16°
Wed, Jul 29
Patchy rain nearby Patchy rain nearby
20° / 11°
Thu, Jul 30
Partly Cloudy Partly Cloudy
19° / 10°
Fri, Jul 31
Patchy rain nearby Patchy rain nearby
18° /
Sat, Aug 01
Sunny Sunny
18° /
Sun, Aug 02
Partly Cloudy Partly Cloudy
16° /
Mon, Aug 03
Light rain shower Light rain shower
14° / 12°
Tue, Aug 04
Patchy rain nearby Patchy rain nearby
17° / 13°
Wed, Aug 05
Fog Fog
21° / 14°
Thu, Aug 06
Light rain shower Light rain shower
17° / 12°
Fri, Aug 07
Patchy rain nearby Patchy rain nearby
16° / 10°

Additional Forecasts for Castlereagh

Air Quality

💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 108.0 μg/m³
O₃ (Ozone) 51.0 μg/m³
NO₂ (Nitrogen Dioxide) 2.7 μg/m³
SO₂ (Sulphur Dioxide) 0.3 μg/m³
PM2.5 (Fine particles) 5.6 μg/m³
PM10 (Coarse particles) 8.4 μg/m³

Historical Weather

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Best Time to Be Outside in Castlereagh Today

The most comfortable window in Castlereagh today looks like 06:00 to 08:00, when it is around 14°C. It should stay dry through that window. No significant rain is expected in the next several hours.

Frequently Asked Questions about Weather in Castlereagh

What is the temperature in Castlereagh right now?

Castlereagh is sitting at 17°C (63°F) right now, partly cloudy (feels like 17°C).

What's the weather like in Castlereagh right now?

Right now Castlereagh has Partly Cloudy, humidity 72%, wind 14 km/h WSW.

What is today's forecast for Castlereagh?

Today in Castlereagh: high 16°C, low 14°C, patchy rain nearby. Chance of rain: 65%.

What is the 7-day weather forecast for Castlereagh?

Daily highs and lows for Castlereagh:

  • 2026-07-25: 16°C / 14°C
  • 2026-07-26: 17°C / 11°C
  • 2026-07-27: 20°C / 10°C
  • 2026-07-28: 23°C / 16°C
  • 2026-07-29: 20°C / 11°C
  • 2026-07-30: 19°C / 10°C
  • 2026-07-31: 18°C / 9°C
Is it going to rain in Castlereagh today?

There is a 65% chance of rain in Castlereagh today. Total expected precipitation: 0.97 mm.

What is the wind speed in Castlereagh right now?

Wind in Castlereagh is currently 14 km/h (9 mph) from the WSW.

What is the UV index in Castlereagh right now?

The UV index in Castlereagh is currently 0 (low). Sun protection is recommended when the index is 3 or higher.

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