Climatic variable | Formula |
---|---|
Average temperature | \( \frac{1}{days}\cdot \frac{1}{stations}\cdot {\displaystyle {\sum}_{j=0}^{days}{\displaystyle {\sum}_{s=0}^{stations} average\ daily\ temperature\left(j,s\right)}} \) |
Daily variation of temperature | \( \frac{1}{days}\cdot \frac{1}{stations}\cdot {\displaystyle {\sum}_{j=0}^{days}{\displaystyle {\sum}_{s=0}^{stations}\left( \max daily\ temperature\left(j,s\right)- \min daily temperature\left(j,s\right)\right)}} \) |
Relative weekly variation of temperature | Average temperature(week t + 1) − Average temperature(week t ) |
Absolute weekly variation of temperature | |Average temperature(week t + 1) − Average temperature(week t )| |
Average relative humidity | \( \frac{1}{days}\cdot \frac{1}{stations}\cdot {\displaystyle {\sum}_{j=0}^{days}{\displaystyle {\sum}_{s=0}^{stations} average\ daily\ relative\ humidity\left(j,s\right)}} \) |
Daily variation of relative humidity | \( \frac{1}{days}\cdot \frac{1}{stations}\cdot {\displaystyle {\sum}_{j=0}^{days}{\displaystyle {\sum}_{s=0}^{stations}\left( \max daily\ relative\ humidity\left(j,s\right)- \min daily\ relative\ humidity\left(j,s\right)\right)}} \) |
Relative weekly variation of relative humidity | Average relative humidity(week t + 1) − Average relative humidity(week t ) |
Absolute weekly variation of relative humidity | |Average relative humidity(week t + 1) − Average relative humidity(week t )| |
Average absolute humidity | \( \frac{1}{days}\cdot \frac{1}{stations}\cdot {\displaystyle {\sum}_{j=0}^{days}{\displaystyle {\sum}_{s=0}^{stations} average\ daily\ absolute\ humidity\left(j,s\right)}} \) |
Daily variation of absolute humidity | \( \frac{1}{days}\cdot \frac{1}{stations}\cdot {\displaystyle {\sum}_{j=0}^{days}{\displaystyle {\sum}_{s=0}^{stations}\left( \max daily\ absolute\ humidity\left(j,s\right)- \min daily\ absolute\ humidity\left(j,s\right)\right)}} \) |
Relative weekly variation of absolute humidity | Average absolute humidity(week t + 1) − Average absolute humidity(week t ) |
Absolute weekly variation of absolute humidity | |Average absolute humidity(week t + 1) − Average absolute humidity(week t )| |
Average wing speed | \( \frac{1}{days}\cdot \frac{1}{stations}\cdot {\displaystyle {\sum}_{j=0}^{days}{\displaystyle {\sum}_{s=0}^{stations} average\ daily\ wind\ speed\left(j,s\right)}} \) |
Rainfall height | \( \frac{1}{days}\cdot \frac{1}{stations}\cdot {\displaystyle {\sum}_{j=0}^{days} average\ daily\ rainfalls\ height\left(j,s\right)} \) |
Sunshine duration | \( \frac{1}{days}\cdot \frac{1}{stations}\cdot {\displaystyle {\sum}_{j=0}^{days} average\ daily\ sunshine\ duration\left(j,s\right)} \) |