Latitude, 42° 23' 48.5" N. Longitude, 72° 3V 10" W. Height 

 of instruments above ground, 51 feet. Above sea level, 260 

 feet. 



Pressure. — In inches. Actual Maximum Reading, 30.150 ; 

 Mean, Reduced to 32° F., 29.718; Monthly Range, 0.540. 



Air Temperature. — In Degrees F. Mean, 65.5° ; High- 

 est, 82° ; Lowest, 45° ; Monthly Range, 37° ; Highest Mean 

 Daily, 74 3° ; Lowest Mean Daily, 59.5° ; Mean Maximum, 

 75°; Mean Minimum, 56.9°; Mean Daily Range, 18.1°; 

 Greatest Daily Range, 31°. 



Humidity. — Mean Dew Point, 59.5; Mean Relative 

 Humidity, 80.4° ; Mean Force Vapor, .6591. 



Wind. — Prevailing Directions, North, North-east, South- 

 west; Total Movement, 2,811 miles; Greatest Daily 

 Movement, 213 miles — 2d; Least Daily Movement, 16 

 miles — 30th; Mean Daily Movement, 91 miles; Mean 

 Hourly Velocity, 3.8 miles; Maximum Pressure per Square 

 Foot, 6.5 pounds = 36 miles per hour, on the 14th, at 3 

 p M. 



Precipitation. — In inches. Total, 2.35 inches. 



Bright Sunshine. — Number of Hours recorded, 194. 



Weather. — Mean Cloudiness on a Scale of 10, 4.3; 

 Number of Clear Days, 7 ; Number of Cloudy Days, 12 ; 

 Number of Fair Days, 12 ; Total Cloudiness Recorded by 

 Sun Thermometer, 221 hours, or 53.4 per cent. 



Thunder and Lightning, 2d, 14th and 23d. 



Halo, Lunar, 4th. 



Wind followed by Rain, 9th. 



