F 4
Barometric Pressure was below normal in every month except in February and October, when it was considerably above. The mean pressure for the year at station level (109 feet above sea level) was 29.828 ins., as against 29.830 ins. in 1927 and 29.842 for the past 45 years. The highest pressure was 30.312 ins. on February 19 as against 30.305 ins. in 1927 and 30.509 ins. for the past 45 years. The lowest pressure was 29.227 ins. on July 14 as against 28.927 ins. in 1927 and 28.590 ins. for the past 45 years.
The temperature of the air was moderately above normal in January and July and considerably above in December. It was moderately below in June and October.
The mean of the daily maximum temperatures in July was 88°.5; the highest on record, except in 1889 when it was 88°.7. The mean temperature for the month, 83°.5, was also the highest on record, except in 1889 when it was 83°.6. The mean of the daily minimum temperatures, 79°.9, was the same as the previous highest on record, which also occurred in 1889.
The mean temperature for the year was 72°.4 as against 71°.4 in 1927 and 71°.8 for the past 45 years. The highest temperature was 92°.6 on July 30 as against 93°.1 in 1927 and 97°.0 for the past 45 years. The lowest temperature was 45°.0 on February 1, as against 45°.9 in 1927 and 32°.0 for the past 45 years.
The rainfall was considerably above normal in May, very considerably below in July and considerably below in September. From October 19 to the end of the year only 0.850 inch fell; 0.585 inch of which fell on November 13-14. The total for the year was 71.155 ins. as against 107.865 ins. in 1927 and 85.726 ins. for the past 45 years. The greatest fall in one civil day was 4.100 ins. on May 29 as against 7.255 ins. in 1927. The greatest fall in one hour was 1.700 inch between 12th. and 13th. on June 1, as against 2.100 ins. in 1927.
The wind velocity was normal in March and slightly above normal in December. In all other months it was below normal, considerably so in February, May, July, October and November. The mean velocity for the year was 11.2 m.p.h. as against 11.7 m.p.h. in 1927 and 12.5 m.p.h. for the past 45 years. The maximum velocity for one hour, as recorded by the Beckley anemograph, was 59 m.p.h. at 1h. on July 15, as against 83 miles in 1927 and 108 miles for the past 45 years. The maximum gust velocity, as recorded by the Dines-Baxendell anemograph, was at the rate of 76 m.p.h. at 23h. 20m. on July 14 as against 116 m.p.h. in 1927 and 130 m.p.h. for the past 19 years.