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:
September 2005
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 90 54 72 +1 0 7    E 4.6 13 ENE 33 476 3  
2 90 60 75 +4 0 10 T   NW 8.1 34 WNW 35 354 8 DL
3 83 56 70 -1 0 5    NW 9.3 27 NW 36 388 8  
4 78 53 66 -4 0 1    NW 10.3 35 WNW 41 396 3  
5 78 50 64 -6 1 0    W 6.1 19 N 39 491 4  
6 83 53 68 -2 0 3    W 6.5 17 WNW 32 466 8  
7 89 51 70 +1 0 5    W 5.3 16 W 28 487 0  
8 91 55 73 +4 0 8    NW 7.4 32 WNW 30 465 2  
9 72 56 64 -4 1 0    W 13.5 32 WNW 38 263 5 KFR 0130
10 68 50 59 -9 6 0 0.02   W 4.9 24 WSW 58 308 10  
11 74 46 60 -8 5 0    W 3.9 16 ENE 53 370 10  
12 79 54 66 -1 0 1    SW 4.7 14 N 43 414 6  
13 80 51 66 -1 0 1    W 5.9 16 SSE 44 458 0  
14 84 50 67 0 0 2    W 8.7 31 WNW 38 443 3  
15 79 58 68 +2 0 3    W 9.7 27 NW 38 445 1  
16 73 49 61 -5 4 0    NW 6.5 23 NW 49 314 8  
17 77 52 64 -1 1 0    W 7.0 24 WNW 43 409 2  
18 79 43 61 -4 4 0    SW 5.1 21 S 45 442 0  
19 83 49 66 +2 0 1    NW 8.0 34 NW 40 433 0  
20 78 55 66 +2 0 1    NW 10.9 31 WNW 37 433 0  
21 75 49 62 -1 3 0    W 7.2 17 NW 31 433 0  
22 73 45 59 -3 6 0    NW 6.7 22 NW 29 397 4  
23 72 54 63 +1 2 0    N 10.4 24 N 26 402 3  
24 74 49 62 0 3 0    NW 9.8 28 NNW 30 410 0  
25 80 40 60 -2 5 0    S 4.3 17 SSW 35 402 0  
26 84 40 62 0 3 0    NW 5.4 26 WNW 36 386 3  
27 79 52 66 +4 0 1    N 7.6 22 WNW 36 397 0  
28 83 42 62 0 3 0    S 5.0 20 WNW 37 392 1  
29 78 55 66 +4 0 1    SW 11.9 44 SW 43 59 10  
30 73 55 64 +3 1 0 0.64   W 8.3 39 SW 75 66 10 KFR 2300
SUM 48 50 0.66 0 65.1
AVG 79.3 50.9 7.4 3.7
NOTES: PRECIPITATION (IN.) MISC. PHENOM. KEY
Daily summary period is midnight to midnight PST TOTAL FOR THE MONTH0.66 A-Hail, BD-Blowing Dust, BS-Blowing Snow
"T" in columns 7-9 denotes a trace DEPARTURE FROM NORM+.033 D-Dust, AU-Aurora, DL-Distant Lightning
Snow in columns 8-9 is all frozen precipitation 24HR MAX0.64ON30 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 >= 0.251 BAROMETRIC PRESSURE (IN.)
AVERAGE FOR THE MONTH65.1 >= 0.012 >= 0.501 AVERAGE STATION29.175
DEPARTURE FROM NORMAL-0.8 >= 0.101 >= 1.000 MAX SEA-LEVEL30.25ON28
HIGHEST91 ON8 SNOW (FROZEN PRECIP.) (IN.) MIN SEA-LEVEL29.60ON8
LOWEST40 ON26+ TOTAL FOR THE MONTH0 SOLAR RADIATION (LANGLEYS)
NUMBER OF DAYS WITH: 24HR MAXna ONna AVERAGE DAILY TOTAL386.6
MAXIMUM 32 OR BELOW0 MAX ON GRNDna ONna MAX DAILY491ON5
MAXIMUM 90 OR ABOVE3 WIND (50-FT LEVEL) MIN DAILY59 ON29
MINIMUM 32 OR BELOW0 AVERAGE SPEED (MPH)7.4 MISCELLANEOUS NUMBER OF DAYS
MINIMUM 0 OR BELOW0 DEPARTURE FROM NORM+0.1 CLEAR18FOG0
HEATING DEGREE DAYS (BASE 65ºF) PEAK GUSTSW @ 44ON29 PARTLY CLOUDY4 THDR0
TOTAL FOR THE MONTH48 AVERAGE PSYCHROMETRIC DATA CLOUDY8 DUST0
DEPARTURE FROM NORMAL-27 DRY BULB (ºF)65.2WET BULB (ºF)51.4 RELATIVE HUMIDITY EXTREMES (%)
SEASON TOTAL (SINCE JULY 1)48 REL. HUM. (%)39.4DEW PT.(ºF)38.1 HIGHEST95 ON30
SEASON DEPARTURE FROM NORM-36 + DENOTES LATEST OF MULTIPLE DAYS LOWEST13 ON28