Climate and trends: average temperature, flight conditions, precipitation, wind speed and direction.
Calculated from historical METAR data of RAF Northolt (EGWU) between 2020 and 2024.
Month | Average | 2024 | 2023 | 2022 | 2021 | 2020 |
---|---|---|---|---|---|---|
January | 58.5 | 72 | 57 | 59 | 49 | 56 |
February | 63.5 | 48 | 53 | 79 | 69 | 72 |
March | 65.3 | 53 | 69 | 74 | 75 | |
April | 81.5 | 73 | 91 | 90 | 85 | |
May | 82.2 | 73 | 86 | 79 | 97 | |
June | 81.3 | 79 | 91 | 71 | 87 | |
July | 85.7 | 82 | 93 | 82 | 83 | |
August | 84.1 | 79 | 89 | 78 | 80 | |
September | 82.1 | 77 | 89 | 72 | 87 | |
October | 73.3 | 74 | 81 | 70 | 71 | |
November | 64.6 | 70 | 63 | 65 | 61 | |
December | 54.3 | 44 | 60 | 42 | 54 | |
Average | 73.5 | 59.1 | 69.9 | 82.0 | 72.3 | 78.4 |
Month | Average | 2024 | 2023 | 2022 | 2021 | 2020 |
---|---|---|---|---|---|---|
January | 85.3 | 94 | 89 | 86 | 70 | 87 |
February | 88.4 | 80 | 86 | 99 | 88 | 92 |
March | 90.7 | 86 | 90 | 94 | 95 | |
April | 94.2 | 96 | 97 | 99 | 95 | |
May | 95.6 | 92 | 97 | 96 | 100 | |
June | 95.0 | 97 | 96 | 88 | 98 | |
July | 96.9 | 95 | 100 | 95 | 97 | |
August | 94.9 | 95 | 97 | 95 | 91 | |
September | 96.0 | 96 | 96 | 92 | 97 | |
October | 91.7 | 89 | 95 | 93 | 94 | |
November | 86.0 | 89 | 83 | 92 | 80 | |
December | 81.8 | 80 | 78 | 77 | 77 | |
Average | 91.8 | 86.7 | 91.5 | 94.2 | 91.0 | 93.3 |
Month | Average | 2024 | 2023 | 2022 | 2021 | 2020 |
---|---|---|---|---|---|---|
January | 8.1 | 8 | 9 | 9 | 7 | 10 |
February | 10.0 | 12 | 11 | 11 | 9 | 11 |
March | 11.7 | 11 | 13 | 12 | 11 | |
April | 14.8 | 14 | 15 | 12 | 18 | |
May | 18.3 | 18 | 19 | 16 | 20 | |
June | 22.2 | 25 | 22 | 22 | 22 | |
July | 23.9 | 22 | 26 | 23 | 22 | |
August | 23.1 | 22 | 26 | 21 | 24 | |
September | 20.5 | 24 | 19 | 22 | 21 | |
October | 16.1 | 17 | 18 | 16 | 15 | |
November | 11.3 | 11 | 13 | 11 | 12 | |
December | 9.1 | 10 | 6 | 10 | 9 | |
Average | 15.1 | 9.9 | 16.0 | 16.7 | 14.9 | 16.1 |
Month | Average | 2024 | 2023 | 2022 | 2021 | 2020 |
---|---|---|---|---|---|---|
January | 1.7 | 2 | 2 | 1 | 1 | 4 |
February | 3.1 | 6 | 3 | 4 | 3 | 4 |
March | 4.3 | 5 | 4 | 3 | 3 | |
April | 4.8 | 5 | 5 | 2 | 5 | |
May | 8.2 | 9 | 9 | 7 | 8 | |
June | 11.7 | 13 | 8 | 13 | 12 | |
July | 12.9 | 12 | 8 | 14 | 12 | |
August | 12.9 | 13 | 11 | 13 | 15 | |
September | 10.9 | 14 | 11 | 12 | 10 | |
October | 8.0 | 9 | 7 | 8 | 8 | |
November | 4.5 | 5 | 6 | 4 | 5 | |
December | 3.4 | 5 | -1 | 5 | 3 | |
Average | 6.8 | 3.7 | 7.7 | 6.2 | 7.1 | 7.5 |
Month | Average | 2024 | 2023 | 2022 | 2021 | 2020 |
---|---|---|---|---|---|---|
January | 19.4 | 14 | 23 | 14 | 32 | 16 |
February | 24.6 | 32 | 8 | 21 | 31 | 34 |
March | 21.8 | 40 | 18 | 14 | 16 | |
April | 11.4 | 19 | 7 | 7 | 7 | |
May | 12.6 | 11 | 17 | 21 | 2 | |
June | 10.7 | 7 | 13 | 12 | 14 | |
July | 12.7 | 24 | 5 | 17 | 13 | |
August | 14.2 | 22 | 7 | 13 | 16 | |
September | 13.8 | 14 | 19 | 13 | 8 | |
October | 20.9 | 26 | 18 | 15 | 38 | |
November | 20.1 | 31 | 27 | 10 | 16 | |
December | 22.7 | 36 | 11 | 22 | 24 | |
Average | 16.9 | 23.6 | 20.7 | 13.9 | 16.4 | 15.6 |
Month | Average | 2024 | 2023 | 2022 | 2021 | 2020 |
---|---|---|---|---|---|---|
January | 8.6 | 10 | 9 | 7 | 8 | 9 |
February | 10.2 | 10 | 8 | 13 | 9 | 14 |
March | 10.1 | 10 | 9 | 10 | 12 | |
April | 8.4 | 8 | 10 | 8 | 8 | |
May | 8.2 | 9 | 8 | 9 | 9 | |
June | 8.3 | 8 | 8 | 7 | 9 | |
July | 8.1 | 10 | 8 | 7 | 9 | |
August | 8.0 | 8 | 7 | 8 | 9 | |
September | 7.9 | 7 | 7 | 7 | 9 | |
October | 8.7 | 8 | 8 | 9 | 10 | |
November | 8.2 | 9 | 9 | 7 | 8 | |
December | 8.6 | 10 | 6 | 9 | 8 | |
Average | 8.7 | 9.6 | 8.6 | 8.2 | 8.2 | 9.2 |
Month | 2024 | 2023 | 2022 | 2021 | 2020 |
---|---|---|---|---|---|
January | 262° | 257° | 268° | 288° | 238° |
February | 243° | 279° | 254° | 159° | 255° |
March | 238° | 104° | 273° | 328° | |
April | 091° | 028° | 043° | 090° | |
May | 040° | 255° | 237° | 008° | |
June | 067° | 235° | 358° | 228° | |
July | 247° | 261° | 259° | 267° | |
August | 250° | 017° | 279° | 254° | |
September | 210° | 293° | 222° | 295° | |
October | 222° | 219° | 240° | 239° | |
November | 266° | 219° | 295° | 229° | |
December | 244° | 028° | 248° | 231° |