Analysis and Comparison of Trends in Extreme Temperature Indices in Riyadh City, Kingdom of Saudi Arabia, 1985–2010

Figure 3

Time series and linear trends of (a) TXx, (b) TNx, (c) TXn, and (d) TNn for the urban and rural stations. TXx and TNx: annual mean of monthly maximum of daily maximum and minimum temperatures, respectively; TXn and TNn: annual mean of monthly minimum of daily maximum and minimum temperatures, respectively.

(a)

(b)

(c)

(d)