Table IX.
Monthly Extremes of the Principal Meteorological Elements registered during the year 1911.
BAROMETER.
MONTH. TEMPERATURE. HUMIDITY. VAPOUR TENSION. RAIN. VELOCITY. WIND RADIATION. Max. Min. Min. Max. Min. Daily Hourly Max. Sun Max. Max. January, 74.4 40 37 0.641 0.172 35 117.8 February, 74.2 47.1 21 0.620 0.180 42 125.0 March, 79.1 54.2 61.3 0.712 0.198 40 125.5 April, 47 0.779 0.169 1.040 0.585 41 139.1 May, 86.9 68.1 60 0.966 0.609 2.735 1.235 39 139.5 June, 91.3 75.0 54 1.018 0.807 1.520 0.435 35 142.0 July, 91.2 75.0 1.037 0.65" 1.590 0.830 60 143.8 August, 93.1 74.3 53 1.027 0.741 8.610 2.350 62 141.6 September, 92.1 75.0 45 1.001 0.635 2.640 1.350 44 143.9 October, 85.5 61.6 39 0.935 0.262 3.340 0.600 86 139.6 November, 80.5 55.7 42 0.792 0.261 0.780 0.185 34 130.3 December, 75.1 53.0 48 0.695 0.278 0.025 0.015 36 127.2 Year, 93.1 47.1 21 1.037 0.169 8.610 2.350 62 143.9BAROMETER data for each month:
January, 30.184 29.605
February, 30.352 29.602
March, 30.148 29.678
April, 30.045 29.619
May, 29.914 29.527
June, 29.881 29.357
July, 29.786 29.124
August, 29.755 29.209
September, 29.879 29.376
October, 30.115 29.251
November, 30.134 29.819
December, 30.233 29.844
Year, 30.352 29.124
E 11