Wind Seasonal Summary (km/h)

Data last updated 12/12/2017 3:00 PM.
Southern Hemisphere Meterological Seasons
Summer: December, January, February
Fall: March, April, May
Winter: June, July, August
Spring: September, October, November

  
Maximum Wind Speed (mph)
DateSummerFallWinterSpringYear
Dec 2017 / Nov 201855.5*---------55.5*
Dec 2016 / Nov 201787.0*92.5*98.0*87.0*98.0*
Dec 2015 / Nov 201698.0*105.5*112.8*77.7*112.8*
Dec 2014 / Nov 201574.0*87.092.5*105.5*105.5*
Dec 2013 / Nov 201485.1*107.3*81.4*87.0107.3*
Dec 2012 / Nov 201381.4*68.570.3*79.581.4*
Dec 2011 / Nov 201288.885.1*85.1*98.198.1*
Dec 2010 / Nov 201194.3*88.8*88.8*90.7*94.3*
Dec 2009 / Nov 201096.298.092.5125.8125.8
Dec 2008 / Nov 200990.7*92.5120.3107.3120.3*
Max98.0 107.3 120.3 125.8 125.8
 
Average Maximum Wind Speed (mph)
DateSummerFallWinterSpringYear
Dec 2017 / Nov 201837.8* 4.2 less than the Summer average.---------37.8*1.2 less than the yearly average.
Dec 2016 / Nov 201749.3* 7.3 more than the Summer average.32.9* 2.1 less than the Fall average.28.0* 4.1 less than the Winter average.41.1* 5.9 less than the Spring average.37.6*1.4 less than the yearly average.
Dec 2015 / Nov 201644.3* 2.3 more than the Summer average.38.1* 3.1 more than the Fall average.36.1* 4 more than the Winter average.40.4* 6.6 less than the Spring average.39.7*0.7 more than the yearly average.
Dec 2014 / Nov 201528.0* 14 less than the Summer average.33.0 2 less than the Fall average.38.8* 6.7 more than the Winter average.51.5* 4.5 more than the Spring average.38.6*0.4 less than the yearly average.
Dec 2013 / Nov 201432.6* 9.4 less than the Summer average.25.5* 9.5 less than the Fall average.26.5* 5.6 less than the Winter average.44.1 2.9 less than the Spring average.32.4*6.6 less than the yearly average.
Dec 2012 / Nov 201337.9* 4.1 less than the Summer average.29.9 5.1 less than the Fall average.26.6* 5.5 less than the Winter average.41.3 5.7 less than the Spring average.33.9*5.1 less than the yearly average.
Dec 2011 / Nov 201240.8 1.2 less than the Summer average.31.2* 3.8 less than the Fall average.28.8* 3.3 less than the Winter average.46.0 1 less than the Spring average.36.7*2.3 less than the yearly average.
Dec 2010 / Nov 201146.5* 4.5 more than the Summer average.39.6* 4.6 more than the Fall average.39.3* 7.2 more than the Winter average.49.8* 2.8 more than the Spring average.43.7*4.7 more than the yearly average.
Dec 2009 / Nov 201048.8 6.8 more than the Summer average.44.6 9.6 more than the Fall average.27.4 4.7 less than the Winter average.51.7 4.7 more than the Spring average.43.14.1 more than the yearly average.
Dec 2008 / Nov 200946.1* 4.1 more than the Summer average.40.1 5.1 more than the Fall average.37.7 5.6 more than the Winter average.56.4 9.4 more than the Spring average.45.0*6 more than the yearly average.
Avg42.0 35.0 32.1 47.0 39.0
 
Average Wind Speed (mph)
DateSummerFallWinterSpringYear
Dec 2017 / Nov 20189.6* 1 less than the Summer average.---------9.6*0.1 more than the yearly average.
Dec 2016 / Nov 201712.2* 1.6 more than the Summer average.6.7* 1.4 less than the Fall average.5.2* 2.1 less than the Winter average.9.9* 2 less than the Spring average.8.4*1.1 less than the yearly average.
Dec 2015 / Nov 201611.5* 0.9 more than the Summer average.8.8* 0.7 more than the Fall average.7.7* 0.4 more than the Winter average.9.0* 2.9 less than the Spring average.9.2*0.3 less than the yearly average.
Dec 2014 / Nov 20157.0* 3.6 less than the Summer average.9.0 0.9 more than the Fall average.9.1* 1.8 more than the Winter average.14.4* 2.5 more than the Spring average.10.1*0.6 more than the yearly average.
Dec 2013 / Nov 20149.6* 1 less than the Summer average.5.1* 3 less than the Fall average.6.3* 1 less than the Winter average.11.8 0.1 less than the Spring average.8.3*1.2 less than the yearly average.
Dec 2012 / Nov 201310.9* 0.3 more than the Summer average.8.0 0.1 less than the Fall average.7.2* 0.1 less than the Winter average.10.4 1.5 less than the Spring average.9.1*0.4 less than the yearly average.
Dec 2011 / Nov 20129.3 1.3 less than the Summer average.8.4* 0.3 more than the Fall average.7.4* 0.1 more than the Winter average.13.8 1.9 more than the Spring average.9.7*0.2 more than the yearly average.
Dec 2010 / Nov 201113.0* 2.4 more than the Summer average.9.2* 1.1 more than the Fall average.9.3* 2 more than the Winter average.10.9* 1 less than the Spring average.10.6*1.1 more than the yearly average.
Dec 2009 / Nov 201011.0 0.4 more than the Summer average.9.5 1.4 more than the Fall average.5.3 2 less than the Winter average.11.9  9.40.1 less than the yearly average.
Dec 2008 / Nov 200910.4* 0.2 less than the Summer average.8.4 0.3 more than the Fall average.8.0 0.7 more than the Winter average.14.2 2.3 more than the Spring average.10.3*0.8 more than the yearly average.
Avg10.6 8.1 7.3 11.9 9.5
* denotes incomplete data for the month/year.

WIND COLOR CODING CHART
Beaufort number Description Wind speed
mph km/h kts m/s
0Calm< 1< 1< 1< 0.3
1Light air1 31.1 5.51 20.3 1.5
2Light breeze4 7 5.6 113 61.6 3.4
3Gentle breeze8 1212 197 103.4 5.4
4Moderate breeze 13 1720 2811 155.5 7.9
5Fresh breeze 18 2429 3816 208.0 10.7
6Strong breeze25 3039 4921 2610.8 13.8
7High wind, Moderate gale, Near gale31 3850 6127 3313.9 17.1
8Gale, Fresh gale39 4662 7434 4017.2 20.7
9Strong gale47 5475 8841 4720.8 24.4
10Storm, Whole gale55 6389 10248 5524.5 28.4
11Violent storm64 72103 - 10756 6328.5 32.6
12Hurricane force > 73> 118> 64> 32.7

Script Developed by Murry Conarroe of Wildwood Weather.