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Weather Forecast for Belfast

Belfast, United Kingdom

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Mist

Current Weather - Belfast: 14°C

Belfast, United Kingdom

Mist

Feels like 13°C

Wind

10 km/h W

Humidity

97%

Pressure

1023 mb

UV Index

0

Visibility

2 km
Overcast

Overcast

Wednesday, September 23, 2026

High

15°C

Low

9°C

Rain Chance

69%

Hourly Forecast

Mist 14°C
01:00
Fog 13°C
02:00
Light rain shower 12°C
03:00
Light rain shower 11°C
04:00
Overcast 11°C
05:00
Light rain shower 10°C
06:00
Mist 9°C
07:00
Mist 9°C
08:00
Sunny 10°C
09:00
Sunny 12°C
10:00
Overcast 13°C
11:00
Patchy rain nearby 13°C
12:00
Patchy rain nearby 14°C
13:00
Patchy rain nearby 15°C
14:00
Patchy rain nearby 15°C
15:00
Overcast 15°C
16:00
Overcast 15°C
17:00
Patchy rain nearby 14°C
18:00
Overcast 11°C
19:00
Partly Cloudy 10°C
20:00
Partly Cloudy 9°C
21:00
Overcast 9°C
22:00
Overcast 9°C
23:00
Sep 24

Day Statistics

Maximum Wind

18 km/h

Humidity

82%

Precipitation

2 mm

UV Index

2

Visibility

8 km

Rain Chance

69%

Snow Chance

0%

Sun & Moon

Sunrise

07:11 AM

Sunset

07:20 PM

Moonrise

06:27 PM

Moonset

03:18 AM

Moon Phase

Waxing Gibbous

Moon Illumination

95%

Air Quality

PM2.5

3.6

μg/m³

PM10

6.7

μg/m³

NO₂

7.7

μg/m³

O₃

48.3

μg/m³

SO₂

0.4

μg/m³

CO

189.6

μg/m³

US EPA Index: 1 GB DEFRA Index: 1

Weather Alerts

Small Craft warning from Mizen Head to Bloody Foreland to Wicklow Head

from Mizen Head to Bloody Foreland to Wicklow Head Sep 22, 07:04 AM - Sep 24, 06:00 PM
Severity: Moderate Urgency: Future

South to southwest winds will reach force 6 or higher.

Event: Small Craft Certainty: Likely Category: Met