SUMMARY FOR THE MONTH OF ...., 191 Z~ - 
Data for pressure dry and wet thermometers, dew-point, humidity, vapor pressure, and mean cloudiness are in 75th meridian time. All other data are in 
the standard of time in local use. 
Dry. 
Wet. 
Max. 
Min. 
Monthly. 
(g) 
8 a. m. 
8 p. m. 
(8+8)h-2 
8 a. m. 
8 p. m. 
Monthly. 
(o) 
H.4 
2 Y 0 S 
4^.e r 
Dew-point. 
Relative Humidity. 
Vapor Pressure. 
8 a. m. 
8 p. m. 
Monthly. 
(g) 
8 a. m. 
8 p. m. 
Monthly. 
(g) 
8 a. m. 
8 p. m. 
Monthly. 
(9) 
qs.t 
PRESSURE. 
(Correction to reduce to a 24-hour mean 
:o o' 
STATION. 
Wean. 
8 a. m. 
8 p. ni. 
Corrected mean. 
Monthly. 
(g) 
Highest. 
w 
zszrn '± 
Date. 
Lowest. 
w 
Date. 
Absolute 
range. 
fl ho HI 
DEDUCED. 
Mean. 
8 a. m. 
8 p. m. 
Corrected 1 
Monthly. 
(9) 
mean [30,03 / 
Highest. 
w 
3C.(*c 
3,500-ft_ 
Date. 
I 2- 
Lowest. 
w 
Date. 
zz 
10,000-ft_ 
Absolute 
range. 
(•fo 
TEMPERATURE. 
MEAN. 
Sea- 
level. 
(g) 
3,500- 
ft. 
(g) 
10 , 000 - 
ft. 
(g) 
High¬ 
est. 
(0 
£1 L 
Date. 
(i) 
s 
Lowest. 
(0 
J 
Date. 
(0 
Absolute 
range. 
Greatest 
daily range. 
(0 
3/ 
Date. 
(0 
ti 
Least daily 
range. 
(i) 
JL 
Date. 
(0 
/JL 
NUMBER OF DAYS WITH— (j) 
Maximum. 
32° 
or below. 
90° 
or above. 
V 
Minimum. 
32° 
or below. 
Zero 
or below. 
o 
Mean Cloudiness. 
Sunshine. 
Number of Days. 
8 a. m. 
8 p. m. 
Monthly. 
(0 
Percentage of 
possible. 
Clear. 
Partly cloudy. 
Cloudy. 
■ r-l 
eS~> & 
& ( 
to 
v 
/ 2- 
WIND. 
Total movement 
(mid. to mid.). 
Average 
hourly 
velocity. 
/O, £T Fir 
Prevailing 
direction. 
Ip) 
Maximum 
velocity. 
M 
c 
Direction. 
(r) 
Date. 
(r) 
Number of Times Wind Orserved from the— 
NE. 
o 
SE. 
2 — 
sw. 
w. 
/ 2 /-? 
NW. 
Calm. 
WEATHER. 
Number of Davs with Precipitation (Mid. to Mid.). 
Clear. 
(u) 
O 
Partly cloudy. 
(») 
Cloudy. 
(«) 
£ 
MISCELLANEOUS PHENOMENA. 
DATES OF—(MIDNIGHT TO MIDNIGHT). 
Frosts. 
Light. 
Heavy. 
Killing. 
— 
— 
■- 
Thunderstorms. 
(») 
Ur 
i < 
Winds. 
(40 miles or over.) 
Solar 
Halos. 
Lunar 
Halos. 
Fog. 
Light. 
Dense. 
jr" 
i l(-er^-e 
Haze. 
Light. 
Dense. 
^4 
Smoke. 
Light. 
Dense. 
Hail. 
Aurora. 
PRECIPITATION (in inches and hundredths), (m) 
TOTAL 
AMOUNT. 
Greatest 
Amount in 24 
Consecutive 
Hours. 
Am’t. 
Date. 
(*) 
-JO- 
EXCESSIVE. 
NUMBER OF DAY'S WITH—(Mid. to Mid.). 
2.50 Inches in 24 Hours. 
(1) * 
1 Inch per Hour. 
(0 
Trace. 
.01 
or more. 
.04 
or more. 
.25 
or more. 
1.00 
or more. 
Total. 
Snow. 
Trace 
or 
more. 
.01 or 
more 
melted. 
Am’t. 
Duration. 
h. m. 
Date. 
(*) 
Am’t. 
Duration. 
h. in. 
Date. 
<*) 
— 
-— 
— 
— 
— 
— 
7 
f 
7 
/ 
<n 
7 
<?> 
(w) Maximum precipitation in 5 
30 minutes_, date 
minutes_, date_; lOXninutes_, daw- L - 
_; 15 minutes . 
SNOW. 
Total 
Depth. 
(O) 
Average 
Depth at 
End of 
Month. 
T 
* 
date _ 
1 hour. 
date_; 2 hours . 
date. 
EXCESSIVE. 
Date. 
Total Duration. 
Total 
am’t of 
precipi¬ 
tation. 
Excessive Kate. 
Am’t 
before 
excess¬ 
ive 
began. 
Accumulated Depths during Excessive Rate, for Consecutive Periods of Time indicated below. 
From— 
To— 
Began— 
Ended— 
5 
min. 
10 
min. 
15 
min. 
20 
min. 
25 
min. 
30 
min. 
35 
min. 
40 
min. 
45 
min. 
50 
min. 
GO 
min. 
SO 
min. 
ll 
120 
min. 
-~r. i 
1 
r r 
_ 
f 
_^_ 
H 
__ 
- <- - 
Zt- 
* 
—-d. 
— 7 
Prepared by 
3Z3 
♦The duration is the time precipitation was actually recorded. 
8-154 
Weather Bureau , 
