| Climate data for RAF Marham (1991–2020) | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
| Mean daily maximum °C (°F) | 7.2 (45.0) |
8.0 (46.4) |
10.7 (51.3) |
13.9 (57.0) |
17.1 (62.8) |
19.9 (67.8) |
22.5 (72.5) |
22.3 (72.1) |
19.2 (66.6) |
14.9 (58.8) |
10.4 (50.7) |
7.5 (45.5) |
14.5 (58.1) |
| Mean daily minimum °C (°F) | 1.1 (34.0) |
1.1 (34.0) |
2.6 (36.7) |
4.5 (40.1) |
7.4 (45.3) |
10.4 (50.7) |
12.4 (54.3) |
12.3 (54.1) |
10.1 (50.2) |
7.3 (45.1) |
3.7 (38.7) |
1.4 (34.5) |
6.2 (43.2) |
| Average rainfall mm (inches) | 55.3 (2.18) |
43.2 (1.70) |
43.5 (1.71) |
43.5 (1.71) |
48.2 (1.90) |
62.4 (2.46) |
57.8 (2.28) |
62.1 (2.44) |
55.4 (2.18) |
66.4 (2.61) |
63.3 (2.49) |
59.3 (2.33) |
660.3 (26.00) |
| Average rainy days (≥ 1 mm) | 11.6 | 10.3 | 9.4 | 9.1 | 8.6 | 10.0 | 9.3 | 9.4 | 8.9 | 11.0 | 12.3 | 11.7 | 121.6 |
| Mean monthly sunshine hours | 56.9 | 78.2 | 112.0 | 169.1 | 209.4 | 194.0 | 211.3 | 192.2 | 145.2 | 107.6 | 68.9 | 51.5 | 1,596.1 |
| Source: Met Office[1] | |||||||||||||
- ^ "Marham (Norfolk) UK climate averages - Met Office". Met Office. Retrieved July 22, 2024.