MB. A. W. PKESTON’S METEOROLOGICAL NOTES. 
413 
week ending the 7th was 43.9 degrees, or about 7 degrees below 
the average for the time of year. On the 7th a decided change 
set in, and the temperature of the two succeeding weeks was 
normal, the rainfall moderate, and the weather genial and forcing. 
'1'he last week was unusually warm for May; the mean temperature 
ot the last seven days being 04.2 degrees, or about 11 degrees 
above the average, and over 20 degrees higher than that of the first 
week of the month. Some of the daily maxima were remarkably 
high, the thermometer rising to 82.2 degrees on the 28th, and 
81.3 degrees on the 31st ; whereas in each of the summers of 1889, 
1890, and 1891 the temperature only touched 80 degrees once 
during the entire season. The 28th was the warmest day in May 
for twelve years past. Severe thunderstorms occurred on the 
26th and 31st, but the total rainfall for the month was not 
excessive. 
.Tune. 
The first eight days were of moderate heat with occasional 
showers. The 9th and 10th were very warm, 80.8 degrees being 
recorded on the last-named day. From the 12th to the 19th the 
thermometer did not once touch GO degrees by day, and on the 
night of the 14th — 15th the exposed thermometer on the grass fell 
to 30.8 degrees. The mean temperature of the week ending the 
18th was 49.4 degrees, or about 10 degrees below the average. 
Heat again set in on the 24th and continued till the 27th, when 
80 degrees was again reached, and was followed by one of the most 
severe thunderstorms that have been experienced for many years, 
during which 1.42 inches of rain was gauged. Thunder and 
lightning occurred on several other days during the month, and 
the rain accompanying the storms brought up the total rainfall of 
the month to nearly double the average. 
July. 
Although not so wet as in the four previous years, this month 
was, for the fifth year in succession, abnormally cold, the mean 
temperature being nearly 4 degrees below the average. Opening 
fine, a wet period set in on the 4th, and continued until the 20th. 
Some of the falls of rain were heavy, 0.81 inch being gauged on the 
16th, and 0.77 inch on the 19th. The barometer was unsteady 
during the earlier part of the month, but after a sudden rise from 
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VOL. v. 
