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
January
70.1
16
78
February
51.5
53
51
March
62.0
46
84
April
76.1
76
May
86.2
86
June
97.3
97
July
100.0
100
August
100.0
100
September
100.0
100
October
66.6
67
November
86.1
86
December
50.0
50
Average
62.2
45.5
78.8
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
January
28.7
23
30
February
27.7
26
29
March
37.7
39
37
April
38.1
38
May
40.7
41
June
35.8
36
July
34.5
35
August
30.7
31
September
33.6
34
October
34.3
34
November
33.0
33
December
25.4
26
Average
33.2
32.0
34.4
Average highest temperature per day
The maximum temperature is typically observed some hours after noon.
Minimum temperatures (°C)
Month
Average
2024
2023
January
21.1
20
22
February
22.0
22
22
March
31.4
32
30
April
32.1
32
May
34.0
34
June
32.2
32
July
31.3
31
August
30.2
30
September
31.3
31
October
33.2
33
November
27.0
27
December
21.8
22
Average
27.8
27.0
28.7
Average lowest temperature per day
The minimum temperature is typically observed just before sunrise.
Precipitation (%)
Month
Average
2024
2023
January
0.0
0
0
February
0.0
0
0
March
0.0
0
0
April
0.0
0
May
0.0
0
June
0.0
0
July
0.0
0
August
0.0
0
September
0.0
0
October
0.0
0
November
0.0
0
December
0.0
0
Average
Precipitation during daylight period
Percentage of observations with observed rain, drizzle, snow or hail. Only observations between sunrise and sunset are taken into account.
Wind speed (knots)
Month
Average
2024
2023
January
12.0
15
12
February
13.5
14
13
March
12.5
13
12
April
10.5
11
May
9.7
10
June
8.6
9
July
9.5
10
August
8.8
9
September
6.0
6
October
16.5
17
November
25.4
25
December
14.1
14
Average
12.6
13.6
11.7
Average wind speed
Excluding wind gusts. Only observations between sunrise and sunset are taken into account.
Prevailing wind direction
Month
2024
2023
January
062°
061°
February
065°
066°
March
070°
073°
April
059°
May
245°
June
239°
July
248°
August
259°
September
245°
October
077°
November
069°
December
066°
Prevailing wind direction
Average wind direction, weighed by wind speed. Only observations between sunrise and sunset are taken into account.