- F 3-
barometric pressure, temperature of the air and of evaporation and the amount of cloud are made at each hour of Hongkong Standard time. The character and direction of the motion of the clouds are observed every three hours. Daily readings are taken of self-registering maximum and minimum thermometers.
Principal features of the Weather.—The principal features of the weather in 1922 were :-
(a) Typhoon gales on July 12-13, July 27-29, August 3 and September 20-21.
(b) Low barometric pressure in February, August and September.
(c) Rainfall in serious defect from May 23 to July 6, and from September 23 to December 17. Heavy and well distributed rains from July 27 to September 4.
(d) Low wind velocity in April and November.
Barometric pressure was considerably below normal in February, August and September. The mean pressure for the year at station level was 29.820ins. as against 29.848ins. in 1921 and 29.843ins. for the past 39 years. The highest pressure was 30.445ins. on November 26 as against 30.323ins. in 1921 and 30.509ins. for the past 39 years. The lowest pressure was 29.174ins. on August 3 as against 29.319ins. in 1921 and 28.735ins. for the past 39 years.
The temperature of the air was above normal from January to August, considerably in February and May and slightly in the other months. From September to the end of the year it was slightly below normal. The mean temperature for the year was 72°.4 as against 72°.2 in 1921 and 71°.8 for the past 39 years. The highest temperature was 93°.1 on August 2, as against 92°.2 in 1921 and 97°.0 for the past 39 years. The lowest temperature was 43°.7 on November 26 as against 44°.0 in 1921 and 32°.0 for the past 39 years.
The rainfall was considerably above normal in February and August. It was considerably below normal from the middle of May to the beginning of July and from the end of September to the middle of December. The total for the year was 69.43ins., as against 97.34ins. in 1921, and 84.23ins. for the past 39 years. The greatest fall in one civil day was 37.0ins. on September 21 and the greatest in one hour was 16.2ins. between 7.30 p.m. and 8.30 p.m. on August 28.
The wind velocity was considerably below normal in April and November, and moderately below in June, August, September and October. It was slightly above in January, February and July. The mean velocity for the year was 11.6 m.p.h. as against 10.7 m.p.h. in 1921, and 12.6 m.p.h. for the past 39 years. The
- F 3-
barometric pressure, temperature of the air and of evaporation and the amount of cloud are made at each hour of Hongkong Standard time. The character and direction of the motion of the clouds are observed every three hours. Daily readings are taken of self- registering maximum and minimum thermometers.
Principal features of the Weather.—The principal features of the weather in 1922 were :-
(a) Typhoon gales on July 12-13, July 27-29, August 3 and
September 20-21.
(b) Low barometric pressure in February, August and
September.
(c) Rainfall in serious defect from May 23 to July 6, and from September 23 to December 17. Heavy and well distributed rains from July 27 to September 4.
(d) Low wind velocity in April and November.
Barometric pressure was considerably below normal in February, August and September. The mean pressure for the year at station lever was 29-820s as against 29-848ins. in 1921 and 29-843. for the past 39 years. The highest pressure was 30 445ins. on November 26 as against 30-323ms in 1921 and 30-509ins. for the past 39 years. The lowest pressure was 29-174ins on August 3 as against 29-319ins. in 1921 and 28-735ins for the past 39 years.
The temperature of the air was above normal from January to August, considerably in February and May and slightly in the other nonths. From September to the end of the year it was slightly below normal. The mean temperature for the year was 72°-4 as against 722 in 1921 and 71°8 for the
past 39
years. The highest temperature was 93°1 on August 2, as against 92°2 in 1921 and 970 for the past 30 years. The lowest temperature was 43°7 on November 26 as against 44°0 in 1921 and 320 for the past 39 years.
The rainfall was considerably above normal in February and August. It was considerably below normal from the middle of May to the beginning of July and from the end of September to the middle of December. The total for the year was 69-43ins, as against 97-34ins in 1921, and 84-23ins for the past 39 years. The greatest fall in one civil day was 370s. on September 21 and the greatest in one hour was 162ins between 7.30 p.m. and 8.30 p.m. on August 28.
The wind velocity way considerably below normal in April and November, and moderately below in June, August, September and October. It was slightly above in January, February and July. The mean velocity for the year was 11-6 m.p.h. as against 107 m.p.h. in 1921, and 12-6 m.p.h. for the past 39 years. The
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