Belfast, United Kingdom Weather

  1. Belfast, United Kingdom Weather
  2. Current conditions
  3. Weather forecast
  4. Averages and extremes
  5. Yesterday's Data
  6. Temperature and possibility of rain in Belfast over the next 12 hours
  7. Temperature and possibility of rain in Belfast in the coming days
  8. Rainfall in Belfast in the coming days
  9. Belfast Weather Summary
  10. Weather averages by month
  11. Belfast's weather
  12. Frequently asked questions
  13. Comments
Belfast, Weather
(Photo by K. Mitch Hodge on Unsplash)

Current conditions

Updated:
18°C
64.4°F
°C °F

Condition: Clear Sky

Pressure: 1,026 hPa

Feel like: 16 °C

Temperature: 18°C

Cloud: 0%

Humidity: 49%

Wind: NE - 10 km/h

Visibility: 32.4 km

Weather forecast

Mon
22 Jun
14°C / 25°C
Overcast
Tue
23 Jun
14°C / 21°C
Overcast
Wed
24 Jun
13°C / 21°C
Moderate Drizzle
Thu
25 Jun
15°C / 22°C
Drizzle
Fri
26 Jun
16°C / 20°C
Drizzle
Hourly forecast today:
19:00 PM
7° / 18°
7° / 18°
Clear Sky
49% 21 km/h
20:00 PM
7° / 17°
7° / 17°
Clear Sky
50% 22 km/h
21:00 PM
7° / 17°
7° / 17°
Clear Sky
53% 19 km/h
22:00 PM
7° / 16°
7° / 16°
Clear Sky
55% 15 km/h
23:00 PM
7° / 16°
7° / 16°
Clear Sky
58% 11 km/h
00:00 AM
7° / 15°
7° / 15°
Clear Sky
57% 9 km/h
01:00 AM
6° / 15°
6° / 15°
Clear Sky
56% 11 km/h
02:00 AM
7° / 16°
7° / 16°
Overcast
58% 12 km/h
03:00 AM
8° / 15°
8° / 15°
Overcast
63% 10 km/h
04:00 AM
9° / 16°
9° / 16°
Overcast
64% 11 km/h
05:00 AM
9° / 16°
9° / 16°
Overcast
65% 11 km/h

30 Day Averages and Extremes

  • Average high 16.6°C
  • Average low 11.37°C
  • Hottest day 25°C (22 June 2026)
  • Coldest day 0°C (04 July 2026)
  • Average humidity 70.9%
  • Days with precipitation 27 days
  • Highest precipitation 82 mm (18 June 2026)

Yesterday's Data

  • Max: 20°C
  • Min: 13°C
  • Total Precipitation: 0 mm

Temperature and possibility of rain in Belfast over the next 12 hours

Temperature and possibility of rain in Belfast in the coming days

Rainfall in Belfast in the coming days

Belfast Climate Summary

Belfast features a Marine west coast, warm summer (Köppen classification: Cfb), with an average annual temperature of 9.88ºC (49.78ºF), which is about -0.87% lower than the national average for United Kingdom. Annually, the city experiences approximately 60.02 millimeters (2.36 inches) of rainfall, spread across 143.36 rainy days, accounting for 39.28% of the year.

Longitude 54.597285
Latitude -5.93012
Yearly high temperature 11.56ºC (52.81ºF)
Yearly low temperature 6.57ºC (43.83ºF)
Hottest month June 15.75ºC (60.35ºF)
Coldest month December 3.54ºC (38.37ºF)
Yearly precip 60.02mm (2.36in)
Days with rainfall 143.36 days (39.28%)
Driest month April (82.76%)
Wettest month August (87.13%)

Weather averages by month

Month High / Low (°C) Rain
January 6.49° / 3.02° 12.0 days
February 7.08° / 2.79° 10.82 days
March 8.42° / 3.06° 10.91 days
April 10.68° / 4.74° 9.0 days
May 13.3° / 6.99° 10.82 days
June 15.75° / 9.52° 14.09 days
July 17.01° / 10.96° 14.36 days
August 16.58° / 11.12° 15.18 days
September 15.03° / 9.88° 10.91 days
October 12.28° / 7.81° 11.73 days
November 9.07° / 5.44° 11.36 days
December 7.04° / 3.54° 12.18 days

Belfast's weather

Frequently asked questions

1. What is the hottest month in Belfast?

June has the highest average monthly temperature (daily mean of 15.75ºC) and December are the coolest (daily mean of 3.54ºC).

2. What should I wear in Belfast today?

For today's mild weather in Belfast, with temperatures between 16ºC to 19ºC (60.8ºF to 66.2ºF), consider wearing:
- Lightweight sweater or cardigan
- Light jacket (for cooler periods)
- Scarf (optional)
- Comfortable jeans or slacks

Temperature

Early
9°C / 13°C
Morning
8°C / 16°C
Afternoon
8°C / 20°C
Evening
7°C / 17°C

Air quality

Good

Satisfactory air quality, minimal pollution, low risk

  • CO2 433
  • CO 105
  • NH3 1
  • NO2 4
  • O3 57
  • PM10 5
  • PM25 3
  • SO2 0
  • CH4 1,368

Sunrise / Sunset

03:48
21:03