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Weather Summary for October

Temperature

Mean maximum temperature -10.5 (Av to 80 -09.9)
Mean minimum temperature -18.7 (Av to 80 -16.2)
Mean temperature (mean of max+min) -14.6
Highest maximum temperature -01.0 (31st)
Lowest minimum temperature -29.0 (2nd)

Wind

Highest maximum gust (Kts/Kph) SE/097/179.7 (0133 lst 28th)
Mean wind speed for month (Kts/Kph) 31.7/42.1
Total wind run for month (Km.) 31306 (Av to 80 28563)
Number of days of strong wind 24
Number of days of gale force wind 11

Sunshine

Total sunshine for month 278.0 Hrs (Av to 80 221.3 Hrs)
Mean daily duration of sunshine 08.9 Hrs
Maximum daily duration of sunshine 15.0 Hrs (26th)

Pressure

Highest station level pressure 997.7 Mbs (31st)
Lowest station level pressure 948.0 Mbs (15th)

Phenomena

No. of days of falling snow 02
No. of days of drifting snow 03
No. of days of blizzard 03
No. of days of fog 00
No. of days of rain 00

Comments

The mean minimum temperature equals the 1978 record. October was the coldest month on record. Sunshine data was the third highest on record (309.9 Hrs recorded in 1967). The highest wind run for October was 38836 Kms in 1973. The lowest station level pressure ever recorded at Mawson was 942.7 Mbs on 2/12/65.