F 5-
hour, as recorded by the Beckley anemograph was 66 m.p.h. at 7 p.m. on July 24, as against 89 miles in 1929 and 108 miles for the past 47 years. The maximum gust velocity, as recorded by the Dines-Baxendell anemograph, was at the rate of 83 m.p.h. from E.S.E. at 9.23 p.m. on July 24, as against 117 m.p.h. in 1929 and 130 m.p.h. for the past 21 years.
The relative humidity was considerably below normal in March, considerably above in December, and moderately above in September. The mean for the year was 78%, as against 77% in 1929 and 78% for the past 47 years. It frequently exceeded 95% in spring and summer. The lowest for the year was 29% at 0h. 45m. p.m. on March 13, as against 26% in 1929 and 12% for the past 47 years.
Rainfall at six Stations. In the following table the monthly rainfall for the year 1930 at the Observatory is compared with the fall at the Police Station (Tai Po), the Botanical Gardens (Hong Kong), The Matilda Hospital (Mount Kellet), Fanling and Naval Hospital.
Month Observatory (Police Station Tai Po) Botanical Gardens (Hong Kong) Matilda Hospital (Mount Kellet, Kowloon) Fanling Naval Hospital January 2.275 inches 2.38 inches 2.43 inches 1.85 inches 2.28 inches 2.00 inches February 1.380 inches 2.14 inches 1.51 inches 1.31 inches 2.15 inches 1.09 inches March April 7.230 inches 7.10 inches 10.11 inches 7.15 inches 7.53 inches 6.09 inches May 6.185 inches 4.62 inches 7.99 inches 7.42 inches 6.04 inches 7.29 inches June 12.245 inches 11.90 inches 15.00 inches 9.91 inches 9.06 inches 15.35 inches July 29.025 inches 32.756 inches 29.40 inches 26.30 inches 28.63 inches August 6.065 inches 4.82 inches 5.90 inches 5.46 inches 3.86 inches 5.22 inches September 28.245 inches 24.57 inches 31.51 inches 25.89 inches 33.30 inches 30.50 inches October 0.410 inches 0.27 inches 0.02 inches 0.03 inches 0.51 inches 0.31 inches November 0.035 inches 0.26 inches 0.07 inches 0.01 inches 0.40 inches 0.02 inches December 0.890 inches 1.45 inches 1.23 inches 1.21 inches 1.56 inches 1.16 inches Year 96.085 inches 97.88 inches 103.79 inches 88.65 inches 94.78 inches 96.59 inchesFloods.-Land slides were caused by heavy rains on July 15, 20 and September 14 to 25.