Table 2.

Temporal variability in rainfall and temperature

Rainfall
Temperature (°C)
MonthMean (cm)CV (%)Peak (cm)Trend (a + bx)MeanCV (%)Trend (a + bx)
January0.04323.92.0−27.7 − 0.01x*24.2 (19.1 - 27.4)6.828.9 − 0.002x
February0.09201.11.6−33.7 − 0.02x*25.7 (20.7–29.0)4.810.52 + 0.008x*
March0.25141.33.455.2 − 0.03x*26.2 (22.5–28.9)3.210.28 + 0.008 x*
April0.44107.94.886.5 − 0.04x*26.0 (23.7–29.1)2.711.08 + 0.007 x*
May0.5784.74.214.2 − 0.004x25.4 (23.2–28.2)2.7−0.56 + 0.013 x*
June0.7987.65.623.9 − 0.001x24.6 (22.1–26.3)2.6−2.87 + 0.014 x*
July0.8297.98.112.1 − 0.002x23.8 (21.4–26.0)2.9−32.87 + 0.03 x*
August0.72114.99.679.5 − 0.004x23.6 (21.0–25.2)2.5−19.75 + 0.02 x*
September0.9284.710.0−25.3 + 0.02x24.1 (21.8–26.0)2.7−19.34 + 0.02 x*
October0.6492.05.532.8 − 0.01x24.7 (22.5–26.5)2.6−17.30 + 0.02 x*
November0.15145.61.5−102.3 + 0.05x*24.9 (20.9–26.8)3.2−22.30 + 0.02 x*
December0.05350.92.58.2 + 0.004x24.1 (19.6–26.7)5.2−27.42 + 0.03 x*
Overall (Annual)0.46136.210.0−27.7 + 0.01x*24.8 (19.1–29.1)5.128.94 + 0.002 x
Rainfall
Temperature (°C)
MonthMean (cm)CV (%)Peak (cm)Trend (a + bx)MeanCV (%)Trend (a + bx)
January0.04323.92.0−27.7 − 0.01x*24.2 (19.1 - 27.4)6.828.9 − 0.002x
February0.09201.11.6−33.7 − 0.02x*25.7 (20.7–29.0)4.810.52 + 0.008x*
March0.25141.33.455.2 − 0.03x*26.2 (22.5–28.9)3.210.28 + 0.008 x*
April0.44107.94.886.5 − 0.04x*26.0 (23.7–29.1)2.711.08 + 0.007 x*
May0.5784.74.214.2 − 0.004x25.4 (23.2–28.2)2.7−0.56 + 0.013 x*
June0.7987.65.623.9 − 0.001x24.6 (22.1–26.3)2.6−2.87 + 0.014 x*
July0.8297.98.112.1 − 0.002x23.8 (21.4–26.0)2.9−32.87 + 0.03 x*
August0.72114.99.679.5 − 0.004x23.6 (21.0–25.2)2.5−19.75 + 0.02 x*
September0.9284.710.0−25.3 + 0.02x24.1 (21.8–26.0)2.7−19.34 + 0.02 x*
October0.6492.05.532.8 − 0.01x24.7 (22.5–26.5)2.6−17.30 + 0.02 x*
November0.15145.61.5−102.3 + 0.05x*24.9 (20.9–26.8)3.2−22.30 + 0.02 x*
December0.05350.92.58.2 + 0.004x24.1 (19.6–26.7)5.2−27.42 + 0.03 x*
Overall (Annual)0.46136.210.0−27.7 + 0.01x*24.8 (19.1–29.1)5.128.94 + 0.002 x

Note: x = year (where 1984 ……. = 1st………nth), a significant trend of change at a 95% confidence level is asterisked in the trend column.

Table 2.

Temporal variability in rainfall and temperature

Rainfall
Temperature (°C)
MonthMean (cm)CV (%)Peak (cm)Trend (a + bx)MeanCV (%)Trend (a + bx)
January0.04323.92.0−27.7 − 0.01x*24.2 (19.1 - 27.4)6.828.9 − 0.002x
February0.09201.11.6−33.7 − 0.02x*25.7 (20.7–29.0)4.810.52 + 0.008x*
March0.25141.33.455.2 − 0.03x*26.2 (22.5–28.9)3.210.28 + 0.008 x*
April0.44107.94.886.5 − 0.04x*26.0 (23.7–29.1)2.711.08 + 0.007 x*
May0.5784.74.214.2 − 0.004x25.4 (23.2–28.2)2.7−0.56 + 0.013 x*
June0.7987.65.623.9 − 0.001x24.6 (22.1–26.3)2.6−2.87 + 0.014 x*
July0.8297.98.112.1 − 0.002x23.8 (21.4–26.0)2.9−32.87 + 0.03 x*
August0.72114.99.679.5 − 0.004x23.6 (21.0–25.2)2.5−19.75 + 0.02 x*
September0.9284.710.0−25.3 + 0.02x24.1 (21.8–26.0)2.7−19.34 + 0.02 x*
October0.6492.05.532.8 − 0.01x24.7 (22.5–26.5)2.6−17.30 + 0.02 x*
November0.15145.61.5−102.3 + 0.05x*24.9 (20.9–26.8)3.2−22.30 + 0.02 x*
December0.05350.92.58.2 + 0.004x24.1 (19.6–26.7)5.2−27.42 + 0.03 x*
Overall (Annual)0.46136.210.0−27.7 + 0.01x*24.8 (19.1–29.1)5.128.94 + 0.002 x
Rainfall
Temperature (°C)
MonthMean (cm)CV (%)Peak (cm)Trend (a + bx)MeanCV (%)Trend (a + bx)
January0.04323.92.0−27.7 − 0.01x*24.2 (19.1 - 27.4)6.828.9 − 0.002x
February0.09201.11.6−33.7 − 0.02x*25.7 (20.7–29.0)4.810.52 + 0.008x*
March0.25141.33.455.2 − 0.03x*26.2 (22.5–28.9)3.210.28 + 0.008 x*
April0.44107.94.886.5 − 0.04x*26.0 (23.7–29.1)2.711.08 + 0.007 x*
May0.5784.74.214.2 − 0.004x25.4 (23.2–28.2)2.7−0.56 + 0.013 x*
June0.7987.65.623.9 − 0.001x24.6 (22.1–26.3)2.6−2.87 + 0.014 x*
July0.8297.98.112.1 − 0.002x23.8 (21.4–26.0)2.9−32.87 + 0.03 x*
August0.72114.99.679.5 − 0.004x23.6 (21.0–25.2)2.5−19.75 + 0.02 x*
September0.9284.710.0−25.3 + 0.02x24.1 (21.8–26.0)2.7−19.34 + 0.02 x*
October0.6492.05.532.8 − 0.01x24.7 (22.5–26.5)2.6−17.30 + 0.02 x*
November0.15145.61.5−102.3 + 0.05x*24.9 (20.9–26.8)3.2−22.30 + 0.02 x*
December0.05350.92.58.2 + 0.004x24.1 (19.6–26.7)5.2−27.42 + 0.03 x*
Overall (Annual)0.46136.210.0−27.7 + 0.01x*24.8 (19.1–29.1)5.128.94 + 0.002 x

Note: x = year (where 1984 ……. = 1st………nth), a significant trend of change at a 95% confidence level is asterisked in the trend column.

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