Weather tomorrow: Belfast
Forecast for tomorrow, 29 September: overcast. The daily air temperature range is 9 to 16 °C. Chance of precipitation tomorrow according to the daily forecast: 42%. Forecast precipitation amount: 0.2 mm. Wind from the southeast at 10.3 m/s.
tuesday 29 september
Overcast
+16°
+9°
Sunset 19:05
G/m activity 2
Precipitation probability 42%
Precipitation 0.2 mm
Wind
10.3 m/s
Pressure 1009.3 hPa
Index UV 1
Humidity 86%
Sunrise 07:22
Moon Waning Gibbous
Sunrise 07:22
Sunset 19:05
G/m activity 2
Moon Waning Gibbous
00:00
9°
E
2.8 m/s01:00
9°
E
3.3 m/s02:00
10°
SE
4.2 m/s03:00
11°
SE
4.7 m/s04:00
11°
SE
5.6 m/s05:00
11°
SE
5.8 m/s06:00
11°
SE
5.3 m/s07:00
11°
SE
5.3 m/s08:00
11°
SE
6.1 m/s09:00
12°
SE
6.7 m/s10:00
13°
SE
6.9 m/s11:00
14°
SE
8.1 m/s12:00
13°
SE
7.8 m/s13:00
14°
SE
7.5 m/s14:00
15°
SE
8.1 m/s15:00
15°
SE
7.8 m/s16:00
14°
SE
7.8 m/s17:00
14°
SE
7.8 m/s18:00
13°
SE
7.8 m/s19:00
13°
SE
7.2 m/s20:00
14°
SE
7.8 m/s21:00
14°
SE
8.1 m/s22:00
15°
SE
8.9 m/s23:00
15°
SE
9.2 m/sWhat is the atmospheric pressure in Belfast tomorrow?
Pressure adjusted for location elevation. Location elevation: 9 m relative to sea level
Forecast for 29.09.2026 · Local time
Pressure: 998.6–1017.2 hPa.
Minimum: 998.6 hPa23:00
Maximum: 1017.2 hPa00:00
Largest change over 3 hours:
−4 hPa · 00:00–03:00
First of 4 intervals with the same change magnitude shown.
hPa · Change over the previous 3 hours
Colours show pressure relative to this day’s range
Lower · 998.6 Scale midpoint · 1007.9 Higher · 1017.2 Largest change over 3 hoursWhat is the chance of precipitation in Belfast tomorrow?
Chance of precipitation tomorrow according to the daily forecast: 42%.
Precipitation for tomorrow
| 00:00 | Amount of precipitation in millimeters (mm): 0 mm | Probability of precipitation in percent (%): 32% |
|---|---|---|
| 01:00 | Amount of precipitation in millimeters (mm): 0 mm | Probability of precipitation in percent (%): 32% |
| 02:00 | Amount of precipitation in millimeters (mm): 0 mm | Probability of precipitation in percent (%): 30% |
| 03:00 | Amount of precipitation in millimeters (mm): 0 mm | Probability of precipitation in percent (%): 29% |
| 04:00 | Amount of precipitation in millimeters (mm): 0 mm | Probability of precipitation in percent (%): 28% |
| 05:00 | Amount of precipitation in millimeters (mm): 0 mm | Probability of precipitation in percent (%): 27% |
| 06:00 | Amount of precipitation in millimeters (mm): 0 mm | Probability of precipitation in percent (%): 29% |
| 07:00 | Amount of precipitation in millimeters (mm): 0 mm | Probability of precipitation in percent (%): 31% |
| 08:00 | Amount of precipitation in millimeters (mm): 0 mm | Probability of precipitation in percent (%): 27% |
| 09:00 | Amount of precipitation in millimeters (mm): 0 mm | Probability of precipitation in percent (%): 29% |
| 10:00 | Amount of precipitation in millimeters (mm): 0 mm | Probability of precipitation in percent (%): 21% |
| 11:00 | Amount of precipitation in millimeters (mm): 0 mm | Probability of precipitation in percent (%): 26% |
| 12:00 | Amount of precipitation in millimeters (mm): 0 mm | Probability of precipitation in percent (%): 25% |
| 13:00 | Amount of precipitation in millimeters (mm): 0 mm | Probability of precipitation in percent (%): 26% |
| 14:00 | Amount of precipitation in millimeters (mm): 0 mm | Probability of precipitation in percent (%): 27% |
| 15:00 | Amount of precipitation in millimeters (mm): 0.1 mm | Probability of precipitation in percent (%): 28% |
| 16:00 | Amount of precipitation in millimeters (mm): 0.1 mm | Probability of precipitation in percent (%): 32% |
| 17:00 | Amount of precipitation in millimeters (mm): 0 mm | Probability of precipitation in percent (%): 33% |
| 18:00 | Amount of precipitation in millimeters (mm): 0 mm | Probability of precipitation in percent (%): 31% |
| 19:00 | Amount of precipitation in millimeters (mm): 0 mm | Probability of precipitation in percent (%): 34% |
| 20:00 | Amount of precipitation in millimeters (mm): 0 mm | Probability of precipitation in percent (%): 29% |
| 21:00 | Amount of precipitation in millimeters (mm): 0 mm | Probability of precipitation in percent (%): 24% |
| 22:00 | Amount of precipitation in millimeters (mm): 0 mm | Probability of precipitation in percent (%): 24% |
| 23:00 | Amount of precipitation in millimeters (mm): 0 mm | Probability of precipitation in percent (%): 27% |
Belfast weather tomorrow: morning, afternoon and evening
Morning: overcast, +11 °C. Afternoon: overcast and showers, +13 °C. Evening: overcast, +13 °C.
According to the hourly forecast, tomorrow's highest temperature is expected from 14:00 to 15:00 and from 22:00 to 23:00, at around +15 °C. Times are local.
Tomorrow's strongest winds are expected at 23:00 (from the southeast). The lightest winds are expected at 00:00 (from the east). Times are local.
Temperature and wind for tomorrow
What geomagnetic activity is forecast for Belfast tomorrow?
The highest forecast Kp index for tomorrow is 2.
