Daily solar generation in NI
Solar generation reports for Northern Ireland
Each day we publish an estimate of how much electricity a typical 4kW and 6kW solar install would generate in towns across Northern Ireland, based on local weather data.
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Monday, 8 June 2026
Bright skies over Belfast. A 4kW install is on track for about 15.5 kWh today.
4 kW
15.5 kWh
£5.21
6 kW
23.3 kWh
£7.81
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Sunday, 7 June 2026
Mixed cloud over Belfast. Even so, a 4kW install would generate around 6.8 kWh today.
4 kW
6.8 kWh
£2.28
6 kW
10.2 kWh
£3.42
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Saturday, 6 June 2026
Overcast in Belfast. A 4kW install would still produce about 3.5 kWh of free electricity today.
4 kW
3.5 kWh
£1.19
6 kW
5.3 kWh
£1.78
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Friday, 5 June 2026
Mixed cloud over Belfast. Even so, a 4kW install would generate around 10.8 kWh today.
4 kW
10.8 kWh
£3.63
6 kW
16.2 kWh
£5.44
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Thursday, 4 June 2026
Bright skies over Belfast. A 4kW install is on track for about 12.8 kWh today.
4 kW
12.8 kWh
£4.29
6 kW
19.2 kWh
£6.43
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Wednesday, 3 June 2026
Mixed cloud over Belfast. Even so, a 4kW install would generate around 6.8 kWh today.
4 kW
6.8 kWh
£2.27
6 kW
10.2 kWh
£3.41
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Tuesday, 2 June 2026
Mixed cloud over Belfast. Even so, a 4kW install would generate around 6.6 kWh today.
4 kW
6.6 kWh
£2.22
6 kW
9.9 kWh
£3.33
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Monday, 1 June 2026
Overcast in Belfast. A 4kW install would still produce about 5.3 kWh of free electricity today.
4 kW
5.3 kWh
£1.76
6 kW
7.9 kWh
£2.64
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Sunday, 31 May 2026
Mixed cloud over Belfast. Even so, a 4kW install would generate around 9.9 kWh today.
4 kW
9.9 kWh
£3.32
6 kW
14.8 kWh
£4.97
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Saturday, 30 May 2026
Mixed cloud over Belfast. Even so, a 4kW install would generate around 8.1 kWh today.
4 kW
8.1 kWh
£2.72
6 kW
12.2 kWh
£4.08
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Friday, 29 May 2026
Bright skies over Belfast. A 4kW install is on track for about 13.6 kWh today.
4 kW
13.6 kWh
£4.55
6 kW
20.4 kWh
£6.83
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Thursday, 28 May 2026
A brilliant solar day in Belfast. A typical 4kW install would generate around 20.1 kWh today.
4 kW
20.1 kWh
£6.73
6 kW
30.1 kWh
£10.09
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Wednesday, 27 May 2026
A brilliant solar day in Belfast. A typical 4kW install would generate around 22.3 kWh today.
4 kW
22.3 kWh
£7.46
6 kW
33.4 kWh
£11.19
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Tuesday, 26 May 2026
A brilliant solar day in Belfast. A typical 4kW install would generate around 23.4 kWh today.
4 kW
23.4 kWh
£7.84
6 kW
35.1 kWh
£11.76
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Monday, 25 May 2026
A brilliant solar day in Belfast. A typical 4kW install would generate around 23 kWh today.
4 kW
23 kWh
£7.71
6 kW
34.5 kWh
£11.57
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Sunday, 24 May 2026
A brilliant solar day in Belfast. A typical 4kW install would generate around 22.8 kWh today.
4 kW
22.8 kWh
£7.64
6 kW
34.2 kWh
£11.45
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Saturday, 23 May 2026
A brilliant solar day in Belfast. A typical 4kW install would generate around 16.2 kWh today.
4 kW
16.2 kWh
£5.43
6 kW
24.3 kWh
£8.14
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Friday, 22 May 2026
Mixed cloud over Belfast. Even so, a 4kW install would generate around 9.6 kWh today.
4 kW
9.6 kWh
£3.20
6 kW
14.3 kWh
£4.80
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Thursday, 21 May 2026
Mixed cloud over Belfast. Even so, a 4kW install would generate around 8.7 kWh today.
4 kW
8.7 kWh
£2.92
6 kW
13.1 kWh
£4.39
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Wednesday, 20 May 2026
Mixed cloud over Belfast. Even so, a 4kW install would generate around 10.1 kWh today.
4 kW
10.1 kWh
£3.39
6 kW
15.2 kWh
£5.09
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Tuesday, 19 May 2026
Mixed cloud over Belfast. Even so, a 4kW install would generate around 7.8 kWh today.
4 kW
7.8 kWh
£2.62
6 kW
11.7 kWh
£3.92
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Monday, 18 May 2026
Mixed cloud over Belfast. Even so, a 4kW install would generate around 10.9 kWh today.
4 kW
10.9 kWh
£3.64
6 kW
16.3 kWh
£5.47
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Sunday, 17 May 2026
Mixed cloud over Belfast. Even so, a 4kW install would generate around 8.6 kWh today.
4 kW
8.6 kWh
£2.88
6 kW
12.9 kWh
£4.32
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Saturday, 16 May 2026
Mixed cloud over Belfast. Even so, a 4kW install would generate around 6.3 kWh today.
4 kW
6.3 kWh
£2.12
6 kW
9.5 kWh
£3.18
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Friday, 15 May 2026
Bright skies over Belfast. A 4kW install is on track for about 14 kWh today.
4 kW
14 kWh
£4.70
6 kW
21.1 kWh
£7.06
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Thursday, 14 May 2026
Bright skies over Belfast. A 4kW install is on track for about 12.8 kWh today.
4 kW
12.8 kWh
£4.29
6 kW
19.2 kWh
£6.43
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Wednesday, 13 May 2026
Bright skies over Belfast. A 4kW install is on track for about 15.3 kWh today.
4 kW
15.3 kWh
£5.14
6 kW
23 kWh
£7.71
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Tuesday, 12 May 2026
A brilliant solar day in Belfast. A typical 4kW install would generate around 17.7 kWh today.
4 kW
17.7 kWh
£5.94
6 kW
26.6 kWh
£8.91
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Monday, 11 May 2026
A brilliant solar day in Belfast. A typical 4kW install would generate around 19.8 kWh today.
4 kW
19.8 kWh
£6.62
6 kW
29.7 kWh
£9.93
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Sunday, 10 May 2026
A brilliant solar day in Belfast. A typical 4kW install would generate around 18 kWh today.
4 kW
18 kWh
£6.03
6 kW
27 kWh
£9.05
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Saturday, 9 May 2026
A brilliant solar day in Belfast. A typical 4kW install would generate around 20.5 kWh today.
4 kW
20.5 kWh
£6.86
6 kW
30.7 kWh
£10.30
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Friday, 8 May 2026
Mixed cloud over Belfast. Even so, a 4kW install would generate around 7.3 kWh today.
4 kW
7.3 kWh
£2.45
6 kW
11 kWh
£3.68
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Thursday, 7 May 2026
Mixed cloud over Belfast. Even so, a 4kW install would generate around 10.1 kWh today.
4 kW
10.1 kWh
£3.37
6 kW
15.1 kWh
£5.06
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Wednesday, 6 May 2026
Mixed cloud over Belfast. Even so, a 4kW install would generate around 8.7 kWh today.
4 kW
8.7 kWh
£2.93
6 kW
13.1 kWh
£4.39
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Tuesday, 5 May 2026
Mixed cloud over Belfast. Even so, a 4kW install would generate around 10.4 kWh today.
4 kW
10.4 kWh
£3.49
6 kW
15.6 kWh
£5.24
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Monday, 4 May 2026
Mixed cloud over Belfast. Even so, a 4kW install would generate around 10.7 kWh today.
4 kW
10.7 kWh
£3.59
6 kW
16.1 kWh
£5.38
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Sunday, 3 May 2026
Mixed cloud over Belfast. Even so, a 4kW install would generate around 6.6 kWh today.
4 kW
6.6 kWh
£2.22
6 kW
10 kWh
£3.34
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Saturday, 2 May 2026
Mixed cloud over Belfast. Even so, a 4kW install would generate around 8.4 kWh today.
4 kW
8.4 kWh
£2.82
6 kW
12.6 kWh
£4.23
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Friday, 1 May 2026
Bright skies over Belfast. A 4kW install is on track for about 13.2 kWh today.
4 kW
13.2 kWh
£4.42
6 kW
19.8 kWh
£6.63
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Thursday, 30 April 2026
A brilliant solar day in Belfast. A typical 4kW install would generate around 20.4 kWh today.
4 kW
20.4 kWh
£6.84
6 kW
30.6 kWh
£10.26
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Wednesday, 29 April 2026
A brilliant solar day in Belfast. A typical 4kW install would generate around 20.7 kWh today.
4 kW
20.7 kWh
£6.93
6 kW
31 kWh
£10.39
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Tuesday, 28 April 2026
Bright skies over Belfast. A 4kW install is on track for about 13.1 kWh today.
4 kW
13.1 kWh
£4.40
6 kW
19.7 kWh
£6.60
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Monday, 27 April 2026
Mixed cloud over Belfast. Even so, a 4kW install would generate around 6.3 kWh today.
4 kW
6.3 kWh
£2.13
6 kW
9.5 kWh
£3.19
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Sunday, 26 April 2026
A brilliant solar day in Belfast. A typical 4kW install would generate around 16.4 kWh today.
4 kW
16.4 kWh
£5.49
6 kW
24.6 kWh
£8.24
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Saturday, 25 April 2026
A brilliant solar day in Belfast. A typical 4kW install would generate around 19.4 kWh today.
4 kW
19.4 kWh
£6.51
6 kW
29.1 kWh
£9.76
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Friday, 24 April 2026
A brilliant solar day in Belfast. A typical 4kW install would generate around 20.2 kWh today.
4 kW
20.2 kWh
£6.78
6 kW
30.4 kWh
£10.17
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Thursday, 23 April 2026
A brilliant solar day in Belfast. A typical 4kW install would generate around 17.8 kWh today.
4 kW
17.8 kWh
£5.96
6 kW
26.7 kWh
£8.95
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Wednesday, 22 April 2026
A brilliant solar day in Belfast. A typical 4kW install would generate around 18.2 kWh today.
4 kW
18.2 kWh
£6.10
6 kW
27.3 kWh
£9.15
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Tuesday, 21 April 2026
Bright skies over Belfast. A 4kW install is on track for about 12 kWh today.
4 kW
12 kWh
£4.02
6 kW
18 kWh
£6.03
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Monday, 20 April 2026
A brilliant solar day in Belfast. A typical 4kW install would generate around 15.9 kWh today.
4 kW
15.9 kWh
£5.32
6 kW
23.8 kWh
£7.99
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Sunday, 19 April 2026
Mixed cloud over Belfast. Even so, a 4kW install would generate around 9.9 kWh today.
4 kW
9.9 kWh
£3.33
6 kW
14.9 kWh
£5.00
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Saturday, 18 April 2026
Mixed cloud over Belfast. Even so, a 4kW install would generate around 10.8 kWh today.
4 kW
10.8 kWh
£3.62
6 kW
16.2 kWh
£5.44
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Friday, 17 April 2026
Mixed cloud over Belfast. Even so, a 4kW install would generate around 10.7 kWh today.
4 kW
10.7 kWh
£3.59
6 kW
16.1 kWh
£5.39
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Thursday, 16 April 2026
Mixed cloud over Belfast. Even so, a 4kW install would generate around 8.5 kWh today.
4 kW
8.5 kWh
£2.84
6 kW
12.7 kWh
£4.26
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Wednesday, 15 April 2026
Mixed cloud over Belfast. Even so, a 4kW install would generate around 8.3 kWh today.
4 kW
8.3 kWh
£2.77
6 kW
12.4 kWh
£4.16
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Tuesday, 14 April 2026
A dull day in Belfast. Solar panels keep working though: a 4kW install would produce roughly 2.5 kWh.
4 kW
2.5 kWh
£0.85
6 kW
3.8 kWh
£1.27
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Monday, 13 April 2026
Mixed cloud over Belfast. Even so, a 4kW install would generate around 9.2 kWh today.
4 kW
9.2 kWh
£3.07
6 kW
13.8 kWh
£4.61
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Sunday, 12 April 2026
Mixed cloud over Belfast. Even so, a 4kW install would generate around 9.6 kWh today.
4 kW
9.6 kWh
£3.23
6 kW
14.5 kWh
£4.84
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Saturday, 11 April 2026
Bright skies over Belfast. A 4kW install is on track for about 11.4 kWh today.
4 kW
11.4 kWh
£3.84
6 kW
17.2 kWh
£5.75
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Friday, 10 April 2026
Mixed cloud over Belfast. Even so, a 4kW install would generate around 7.9 kWh today.
4 kW
7.9 kWh
£2.63
6 kW
11.8 kWh
£3.95