Percentage of observations where the VFR minimums for ceiling and visibility are met: visibility of 8 km or more and a ceiling of 3,000 ft or more. Only observations between sunrise and sunset are taken into account.
Marginal VFR conditions (%)
Month
Average
2024
2023
2022
2021
2020
January
79.2
78
82
74
76
76
February
81.8
81
81
90
88
76
March
79.8
79
82
73
85
89
April
81.0
74
73
90
92
May
75.1
74
81
81
89
June
75.4
71
77
65
81
July
82.5
72
87
83
85
August
73.8
64
72
74
75
September
73.9
81
62
77
80
October
66.9
51
68
59
75
November
79.8
78
80
77
81
December
81.1
86
80
77
80
Average
77.8
79.2
74.8
75.9
77.5
81.2
Marginal VFR conditions or better during daylight period
Percentage of observations where the MVFR minimums for ceiling and visibility are met: visibility of 5 km or more and a ceiling of 1,000 ft or more. Only observations between sunrise and sunset are taken into account.
Maximum temperatures (°C)
Month
Average
2024
2023
2022
2021
2020
January
26.4
26
26
27
25
26
February
26.0
27
26
28
26
25
March
25.6
27
26
26
26
26
April
22.7
22
22
21
24
May
20.8
22
20
21
21
June
19.6
20
19
18
21
July
20.2
19
23
19
20
August
20.1
21
19
21
21
September
22.6
25
18
23
25
October
22.4
22
23
19
24
November
23.5
25
22
24
24
December
25.9
27
25
25
26
Average
23.4
26.6
23.3
22.3
22.3
23.4
Average highest temperature per day
The maximum temperature is typically observed some hours after noon.