CLIMATOLOGICAL DATA HANFORD METEOROLOGY STATION
25 MILES N.W. OF RICHLAND, WA
LATITUDE 46º 34'N, LONGITUDE 119º 36'W
ELEVATION (GROUND) 733 FEET
MONTH:
August 1997
TEMPERATURE (ºF)
(3-FT LEVEL)
PRECIPITATION WIND (50-FT LEVEL) FRONTS &
MISC PHENOM
D
A
T
E
M
A
X
I
M
U
M
M
I
N
I
M
U
M
A
V
E
R
A
G
E
D
E
P
A
R
T
U
R
E
H
D
D
65
ºF
C
D
D
65
ºF
T
O
T
A
L

IN.
S
N
O
W

IN.
SNOW
ON
GRND
AT
0400

IN.
P
R
E
V
A
I
L
DIR
A
V
E
SPD

MPH
PK
G
U
S
T
SPD

MPH
PK
G
U
S
T
DIR
A
V
E
RH
%
S
O
L
A
R
A
D
S
K
Y
C
V
R
SR
TO
SS
NOTE:TYPES
AND TIMES
OF
FRONTAL
PASSAGES
"KFR"(COLD)
"WFR"(WARM)
1 94 62 78 0 0 13    NW 6.8 22 NW 35 565 4 DL
2 98 65 82 +4 0 17    NW 6.9 20 SW 32 570 2  
3 101 65 83 +5 0 18    NW 7.5 20 NW 32 578 0  
4 106 68 87 +9 0 22    NW 7.1 22 W 28 577 0  
5 105 68 86 +8 0 21    NW 6.0 16 W 31 548 1  
6 105 71 88 +10 0 23    NW 8.9 40 NW 33 559 1  
7 97 72 84 +6 0 19    NW 15.243 NW 29 562 4  
8 89 66 78 0 0 13    NW 8.7 40 W 32 589 1  
9 89 60 74 -4 0 9    NE 10.527 NE 32 569 0  
10 92 59 76 -2 0 11    NW 9.6 26 N 26 595 0  
11 97 56 76 -2 0 11    N 5.7 16 N 25 569 0  
12 101 62 82 +5 0 17    W 6.0 17 ESE 26 523 6 DL
13 101 66 84 +7 0 19    N 6.1 23 WNW 28 492 7  
14 106 67 86 +10 0 21    NW 11.735 W 29 549 0  
15 93 69 81 +6 0 16    N 12.234 N 30 510 1  
16 90 61 76 +2 0 11    N 7.3 21 NE 21 515 2  
17 93 64 78 +4 0 13    NW 7.0 18 W 34 508 2  
18 95 71 83 +9 0 18    NW 9.3 29 NW 31 473 3  
19 94 58 76 +2 0 11    NW 6.0 16 NNE 34 539 0  
20 88 63 76 +2 0 11 0.01   W 9.8 26 N 41 170 9  
21 92 54 73 -1 0 8    SW 5.0 16 S 46 523 1  
22 98 57 78 +5 0 13    NW 6.3 33 NW 38 521 0  
23 92 63 78 +5 0 13    W 9.5 28 W 35 503 6  
24 81 61 71 -2 0 6 0.05   W 10.034 WSW 54 314 10 DL,KFR 0415
25 84 61 72 0 0 7    NW 6.3 19 WNW 52 360 10  
26 92 64 78 +6 0 13    NW 12.155 WSW 48 478 7 D,KFR 1500
27 82 54 68 -4 0 3    W 7.6 23 SSW 42 394 8  
28 81 60 70 -2 0 5 T   W 6.8 18 WSW 54 279 9  
29 86 52 69 -2 0 4    W 5.1 18 S 49 488 0  
30 88 54 71 0 0 6    NW 5.8 13 NW 42 457 3  
31 92 62 77 +6 0 12    NW 6.0 15 NW 40 451 5  
SUM 0 404 0.060
AVG 93.662.478.0 8.0 3.3
NOTES: PRECIPITATION (IN.) MISC. PHENOM. KEY
Daily summary period is midnight to midnight PST TOTAL FOR THE MONTH0.06 A-Hail, BD-Blowing Dust, BS-Blowing Snow
"T" in columns 7-9 denotes a trace DEPARTURE FROM NORM-0.21 D-Dust, AU-Aurora, DL-Distant Lightning
Snow in columns 8-9 is all frozen precipitation 24HR MAX0.05ON24 F-Fog, IC-Ice Crystals, K-Smoke
Solrad in column 15 is in Langleys; g-cal/sq. cm NUMBER OF DAYS WITH: GL-Glaze, T-Thunderstorm, DS-Drifting Snow
TEMPERATURE (ºF) (3-FT LEVEL) >= T3 >= 0.250 BAROMETRIC PRESSURE (IN.)
AVERAGE FOR THE MONTH78.0 >= 0.012 >= 0.500 AVERAGE STATION29.115
DEPARTURE FROM NORMAL+2.9 >= 0.100 >= 1.000 MAX SEA-LEVEL30.12ON5
HIGHEST106ON14+ SNOW (FROZEN PRECIP.) (IN.) MIN SEA-LEVEL29.56ON14
LOWEST52 ON29 TOTAL FOR THE MONTH0 SOLAR RADIATION (LANGLEYS)
NUMBER OF DAYS WITH: 24HR MAXna ONna AVERAGE DAILY TOTAL494.5
MAXIMUM 32 OR BELOW0 MAX ON GRNDna ONna MAX DAILY595ON10
MAXIMUM 90 OR ABOVE22 WIND (50-FT LEVEL) MIN DAILY170ON20
MINIMUM 32 OR BELOW0 AVERAGE SPEED (MPH)8.0 MISCELLANEOUS NUMBER OF DAYS
MINIMUM 0 OR BELOW0 DEPARTURE FROM NORM+0.1 CLEAR19FOG0
HEATING DEGREE DAYS (BASE 65ºF) PEAK GUSTWSW @ 55ON26 PARTLY CLOUDY7 THDR0
TOTAL FOR THE MONTH0 AVERAGE PSYCHROMETRIC DATA CLOUDY5 DUST1
DEPARTURE FROM NORMAL-5 DRY BULB (ºF)78.8WET BULB (ºF)60.3 RELATIVE HUMIDITY EXTREMES (%)
SEASON TOTAL (SINCE JULY 1)2 REL. HUM. (%)35.8DEW PT.(ºF)47.2 HIGHEST91 ON24
SEASON DEPARTURE FROM NORM-8 + DENOTES LATEST OF MULTIPLE DAYS LOWEST10 ON10