Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Record high °C (°F) | 16.8 (62.2) | 19.7 (67.5) | 23.3 (73.9) | 25.3 (77.5) | 29.0 (84.2) | 34.5 (94.1) | 35.3 (95.5) | 37.5 (99.5) | 30.2 (86.4) | 26.1 (79.0) | 18.9 (66.0) | 16.4 (61.5) | 37.5 (99.5) |
Mean daily maximum °C (°F) | 8.5 (47.3) | 9.2 (48.6) | 12.1 (53.8) | 15.4 (59.7) | 18.6 (65.5) | 21.4 (70.5) | 23.8 (74.8) | 23.3 (73.9) | 20.3 (68.5) | 15.8 (60.4) | 11.6 (52.9) | 8.9 (48.0) | 15.8 (60.4) |
Daily mean °C (°F) | 5.9 (42.6) | 6.2 (43.2) | 8.4 (47.1) | 10.7 (51.3) | 13.8 (56.8) | 16.7 (62.1) | 18.8 (65.8) | 18.7 (65.7) | 15.9 (60.6) | 12.4 (54.3) | 8.8 (47.8) | 6.3 (43.3) | 11.9 (53.4) |
Mean daily minimum °C (°F) | 3.4 (38.1) | 3.2 (37.8) | 4.7 (40.5) | 6.0 (42.8) | 9.1 (48.4) | 12.0 (53.6) | 13.9 (57.0) | 14.1 (57.4) | 11.6 (52.9) | 9.0 (48.2) | 6.1 (43.0) | 3.8 (38.8) | 8.1 (46.6) |
Record low °C (°F) | −12.7 (9.1) | −9.4 (15.1) | −6.7 (19.9) | −4.8 (23.4) | −1.0 (30.2) | 1.1 (34.0) | 5.0 (41.0) | 5.3 (41.5) | 1.1 (34.0) | −2.1 (28.2) | −8.0 (17.6) | −10.5 (13.1) | −12.7 (9.1) |
Average precipitation mm (inches) | 43.9 (1.73) | 39.9 (1.57) | 36.5 (1.44) | 38.6 (1.52) | 44.0 (1.73) | 49.3 (1.94) | 36.3 (1.43) | 53.0 (2.09) | 52.4 (2.06) | 58.3 (2.30) | 59.9 (2.36) | 50.7 (2.00) | 562.9 (22.16) |
Average precipitation days (≥ 1.0 mm) | 10.5 | 9.2 | 7.9 | 8.1 | 7.9 | 7.8 | 7.1 | 8.2 | 7.9 | 10.3 | 10.6 | 10.2 | 105.6 |
Mean monthly sunshine hours | 44.4 | 66.1 | 109.7 | 152.9 | 198.7 | 198.6 | 209.2 | 198.0 | 140.6 | 99.7 | 58.5 | 50.1 | 1,526.4 |
Source 1: Met Office[1][2][3] | |||||||||||||
Source 2: Starlings Roost Weather[4][5] |
References
- ^ "Greenwich 1991–2020 averages". Met Office. Retrieved 20 November 2018.
- ^ "Hot Spell - August 2003". Met Office. Retrieved 17 December 2018.
- ^ "Record Breaking Heat and Sunshine - July 2006". Met Office. Retrieved 17 December 2018.
- ^ "Monthly Extreme Maximum Temperature". Starlings Roost Weather. Retrieved 3 February 2023.
- ^ "Monthly Extreme Minimum Temperature". Starlings Roost Weather. Retrieved 3 February 2023.