Research Article
Five Decadal Trends in Averages and Extremes of Rainfall and Temperature in Sri Lanka
Table 6
Number of stations with statistically significant trends in measures listed in Table
1 for daily temperature range (DTR) from 1961 to 2015.
| | | Average | Extreme days | Maximum values | Minimum values | | Average | | − | + | − | + | − | + | − | + | − | + |
| | Annual | 3 | 3 | 0 | 3 | 0 | 7 | 0 | 4 | Monthlies | 5 | 6 | | SWM | 1 | 3 | 1 | 2 | 0 | 10 | 0 | 3 | Jan | 2 | 3 | | FIM | 3 | 4 | 1 | 1 | 0 | 6 | 0 | 4 | Feb | 2 | 3 | | NEM | 2 | 3 | 1 | 1 | 0 | 6 | 0 | 2 | Mar | 3 | 3 | | SIM | 2 | 3 | 0 | 1 | 0 | 6 | 0 | 2 | Apr | 3 | 3 | | | Maximum events for the duration | May | 1 | 3 | | | 2 d | 3 d | 5 d | 7 d | Jun | 2 | 3 | | | − | + | − | + | − | + | − | + | Jul | 5 | 4 | | | 2 | 0 | 2 | 2 | 1 | 2 | 1 | 3 | Aug | 2 | 5 | | | Number of extreme events for the duration | Sep | 2 | 3 | | | 2 d | 3 d | 5 d | 7 d | Oct | 1 | 3 | | | − | + | − | + | − | + | − | + | Nov | 3 | 3 | | | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | Dec | 2 | 2 |
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