368 TRANSACTIONS OF THE 



Weather Summary for San Bernardino. 



The following summary of the weather for January, February and 

 March, 1889, was furnished by Mr. A. K. Holt, editor of the "Times-In- 

 dex," and also Voluntary Observer Signal Service, U. S. Army: 



Summary for January. 



Highest barometer - --- 30.10 



Lowest, barometer -- .. 29.35 



Mean barometer 29.84 



Highest temperature 76.50 



Lowest temperature 33.00 



Mean temperature 52.30 



Mean humidity 69.00 



Total rainfall .93 



Number of days on which rain fell 4 



Number of days totally clear 21 



Number of days totally cloudy 2 



Summary for February. 



Highest barometer 30.10 



Lowest barometer 29.41 



Mean barometer 29.86 



Highest temperature 81.50 



Lowest temperature 33.50 



Mean temperature 57.60 



Mean humidity 65.80 



Total rainfall 1.50 



Number of days on which rain fell 4 



Number of days totally clear 21 



Number of days totally cloudy 



Summary for March. 



Highest barometer 30.18 



Lowest barometer 29.43 



Mean barometer 29.85 



Highest temperature 82.50 



Lowest temperature. 45.50 



Mean temperature 59.64 



Mean relative humidity 76.57 



Total rainfall 6.55 



Number of days on which rain fell 6 



Number of days totally clear 15 



Number of days totally cloudy 



The rainfall for season of 1888-89 to April 1 is as follows : 



October .05 



November 4.12 



December 4.64 



January. .93 



February 1.50 



March -... 6.55 



Total 17.79 



