Wind Pattern in Perintalmanna
Windrose of Perintalmanna shows that dominant wind blow from the W much of the time - about 21.24%
of all hourly wind directions. Approximately
4.96% (max) of the time the wind blows from the W at speeds between 4 and 5 m/s.
Further, at Perintalmanna much of the time winds blow at speeds between
1 and 2 m/s - which is 35.51% of the time.
About 5.63% of time winds were CALM i.e. wind speeds less then 0.5m/s.
W[21.2%]
1-2m/s
2.1m/s
5.63%
The annual wind rose below showing how wind speed and direction are typically distributed in Perintalmanna.
This table shows the frequency and speed of wind blowing from each direction in Perintalmanna.
Table of Frequencies (%)
| Direction | < 0.5 | 0.5-1.0 | 1.0-2.0 | 2.0-3.0 | 3.0-4.0 | 4.0-5.0 | > 5.0 | Total |
|---|---|---|---|---|---|---|---|---|
| N | 0.27 | 0.89 | 0.55 | 0.00 | 0.00 | 0.00 | 0.00 | 1.71 |
| NNE | 0.17 | 0.62 | 0.38 | 0.03 | 0.00 | 0.00 | 0.00 | 1.20 |
| NE | 0.41 | 1.06 | 1.68 | 0.21 | 0.00 | 0.00 | 0.00 | 3.36 |
| ENE | 0.27 | 1.30 | 5.96 | 4.96 | 1.64 | 0.00 | 0.00 | 14.13 |
| E | 0.34 | 1.03 | 5.07 | 3.39 | 1.13 | 0.10 | 0.00 | 11.06 |
| ESE | 0.48 | 1.03 | 2.19 | 0.51 | 0.03 | 0.00 | 0.00 | 4.24 |
| SE | 0.51 | 0.75 | 1.20 | 0.14 | 0.07 | 0.00 | 0.00 | 2.67 |
| SSE | 0.34 | 0.99 | 0.65 | 0.17 | 0.07 | 0.00 | 0.00 | 2.22 |
| S | 0.41 | 0.68 | 0.72 | 0.03 | 0.00 | 0.00 | 0.00 | 1.84 |
| SSW | 0.21 | 0.92 | 0.96 | 0.27 | 0.00 | 0.00 | 0.00 | 2.36 |
| SW | 0.41 | 0.89 | 1.68 | 0.55 | 0.03 | 0.00 | 0.00 | 3.56 |
| WSW | 0.48 | 1.13 | 3.08 | 2.09 | 1.10 | 0.82 | 0.62 | 9.32 |
| W | 0.27 | 0.92 | 3.83 | 3.80 | 3.73 | 4.96 | 3.73 | 21.24 |
| WNW | 0.34 | 0.96 | 3.66 | 3.97 | 2.26 | 1.68 | 0.45 | 13.32 |
| NW | 0.38 | 1.03 | 2.94 | 0.99 | 0.17 | 0.00 | 0.00 | 5.51 |
| NNW | 0.34 | 0.89 | 0.96 | 0.03 | 0.00 | 0.00 | 0.00 | 2.22 |
| Total | 5.63 | 15.09 | 35.51 | 21.14 | 10.23 | 7.56 | 4.80 | 100 |
The graph below shows the minimum, maximum and average wind speed, m/s over the year in Perintalmanna.