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Sample NMS Reference Report by YONTCHANG G - University of ...

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Table1: Summary values <strong>of</strong> monthly rainfall<br />

Column Min. 25% Mean Median 75% Max.<br />

Jan 0 8.3 42.95 28.2 64.35 183.5<br />

Feb 2.3 33.15 65.52 55 100.4 216.2<br />

Mar 21.1 127.2 181 174.9 228.4 425.7<br />

Apr 122.6 194.7 238.2 228.1 271.8 434.6<br />

May 133 216 286 297 345.8 433.1<br />

Jun 174.5 322.3 441.1 404.4 540.4 1002<br />

Jul 207.4 555.6 695.7 689.1 867.1 1208<br />

Aug 248.3 556.9 739.5 733.4 884.3 1240<br />

Sep 273.9 472.7 623.1 613.3 773.6 1026<br />

Oct 196.3 334.7 408.4 410.2 456.2 635.5<br />

Nov 0 94.45 132.4 120.1 165.7 305.2<br />

Dec 0 11.15 40.85 25.8 59.15 168.3<br />

Figure 3, Table 1 and 2 show some summary values for the monthly totals. July and August are seen<br />

to be the peak <strong>of</strong> the rainy season, with a lowest total <strong>of</strong> 207.4mm in July 2003 and one year<br />

(August1966) with over 1240mm. The rains are usually from January to December, though<br />

December, January and February are occasionally dry.<br />

Table 2: minimum, mean and maximum monthly rainfall summaries<br />

MONTH MINIMUM MEAN MAXIMUM<br />

January 0 42.95 183.5<br />

February 2.3 65.52 216.2<br />

March 21.1 181 425.7<br />

April 122.6 238.2 434.6<br />

May 133 286 433.1<br />

June 174.5 441.1 1002<br />

July 207.4 695.7 1208<br />

August 248.3 739.5 1240<br />

September 273.9 623.1 1026<br />

October 196.3 408.4 635.5<br />

November 0 132.4 305.2<br />

December 0 40.85 168.3<br />

26

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