Monthly weather review, Northern Territory : September 2009
Bureau of Meteorology
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Meteorology -- Northern Territory -- Observations -- Periodicals; Northern Territory -- Climate -- Periodicals
Australia. Bureau of Meteorology
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Summary of observations for Darwin in September 2009 Observations and climatology from Darwin Airport Observed this month Climatological value Temperature Mean daily maximum temperature 33.5 C 32.5 C Mean daily minimum temperature 24.0 C 23.0 C Mean temperature 28.7 C 27.8 C Mean temperature at 9 am 28.4 C 26.9 C Mean temperature at 3 pm 31.9 C 31.2 C Highest temperature 35.2 C on the 24th 37.7 C on the 17th in 1983 Lowest temperature 22.0 C on the 8th 14.3 C on the 1st in 2006 Days 30 C or warmer 30 29.1 Days 35 C or warmer 2 1.9 Humidity Mean relative humidity at 9 am 66 % 68 % Mean relative humidity at 3 pm 50 % 47 % Pressure Mean MSL pressure at 9 am 1013.5 hPa 1014.1 hPa Mean MSL pressure at 3 pm 1009.2 hPa 1010.2 hPa Wind Strongest wind gust NNE 48 km/h on the 24th ESE 70 km/h on the 6th in 1996 Mean wind speed at 9 am 13 km/h 9 km/h Mean wind speed at 3 pm 26 km/h 20 km/h Days with strong wind 0 0.6 Days with gales 0 0.0 Days with gale-force gusts 0 0.1 Rainfall Total precipitation 34.4 mm 15.2 mm Number of rain days 3 2.3 Wettest day 15.0 mm on the 27th 70.6 mm on the 21st in 1942 Sunshine Mean daily sunshine 9.9 hours 9.9 hours Evaporation Mean daily evaporation 7.4 mm 7.7 mm Phenomena Days of thunder 2 1.5 Days of hail 0 0.0 Days of fog 0 0.9 Days with mist or haze 26 23.2 Monthly Weather Review Northern Territory September 2009 page 12
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