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
67.7
68
February
84.7
85
March
69.2
69
April
May
June
July
August
September
October
November
December
71.7
72
Average
73.4
75.1
71.7
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
22.0
22
February
22.1
22
March
20.3
20
April
May
June
July
August
September
October
November
December
20.6
21
Average
21.0
21.3
20.6
Average highest temperature per day
The maximum temperature is typically observed some hours after noon.
Minimum temperatures (°C)
Month
Average
2024
2023
January
17.4
17
February
16.0
16
March
14.0
14
April
May
June
July
August
September
October
November
December
14.9
15
Average
15.1
15.4
14.9
Average lowest temperature per day
The minimum temperature is typically observed just before sunrise.
Precipitation (%)
Month
Average
2024
2023
January
4.7
5
February
0.6
1
March
2.9
3
April
May
June
July
August
September
October
November
December
2.3
2
Average
2.3
2.3
2.3
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
11.5
12
February
12.9
13
March
10.8
11
April
May
June
July
August
September
October
November
December
12.9
13
Average
12.4
11.8
12.9
Average wind speed
Excluding wind gusts. Only observations between sunrise and sunset are taken into account.
Prevailing wind direction
Month
2024
2023
January
185°
February
180°
March
178°
April
May
June
July
August
September
October
November
December
184°
Prevailing wind direction
Average wind direction, weighed by wind speed. Only observations between sunrise and sunset are taken into account.