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:
March 2004
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 56 35 46 +4 19 0    NW 8.4 17 NW 68 237 7  
2 54 30 42 0 23 0    W 6.1 15 WNW 54 219 4  
3 42 27 34 -8 31 0 0.15   NE 3.7 9 ESE 87 68 9 F,KFR 1500
4 55 31 43 +1 22 0    NW 8.9 33 WNW 64 268 5  
5 59 31 45 +3 20 0    SW 15.2 47 SSW 57 208 8 KFR 1500
6 53 30 42 -1 23 0    SW 5.8 20 W 54 175 9  
7 66 42 54 +10 11 0    SW 9.3 35 SW 56 173 10  
8 70 37 54 +10 11 0    W 4.9 13 ENE 68 332 1  
9 67 42 54 +9 11 0    NW 11.5 43 NW 62 196 6 KFR 1245
10 63 34 48 +2 17 0    W 6.9 26 WNW 44 347 0  
11 62 32 47 +1 18 0    W 5.0 12 W 53 305 9  
12 67 32 50 +4 15 0    NW 8.8 33 NW 52 311 5  
13 58 37 48 +2 17 0    W 6.4 15 NNE 43 308 7  
14 67 32 50 +3 15 0    NW 8.6 34 WNW 49 351 4  
15 59 36 48 +1 17 0    SE 5.7 21 WNW 51 124 10  
16 73 45 59 +12 6 0    SW 7.7 31 SW 46 304 5  
17 70 45 58 +10 7 0    SW 6.3 24 WNW 46 313 9  
18 66 36 51 +3 14 0    SW 17.2 51 SW 39 255 4 KFR 1300
19 58 37 48 0 17 0    W 8.7 25 W 43 390 2  
20 63 37 50 +2 15 0    NW 9.7 20 NW 40 374 8  
21 68 45 56 +8 9 0    NW 6.5 15 NW 34 370 8  
22 73 37 55 +7 10 0    NE 4.1 15 WNW 48 377 4  
23 71 42 56 +8 9 0    W 9.5 27 SW 46 399 4  
24 62 39 50 +2 15 0 T   SW 12.6 49 SW 53 331 7 KFR 1130
25 59 40 50 +2 15 0 0.19   NE 5.6 32 SSW 66 238 10 KFR 2105
26 56 41 48 0 17 0    SW 13.8 42 SW 54 212 8  
27 64 41 52 +4 13 0    W 11.6 28 NW 52 331 3 KFR 0330
28 64 31 48 0 17 0    NE 4.7 13 S 57 433 0  
29 69 42 56 +7 9 0    W 7.9 18 NW 48 434 1  
30 69 42 56 +7 9 0 0.02   W 8.8 36 WNW 62 242 10 KFR 1220
31 56 33 44 -5 21 0    W 7.0 20 W 44 373 9  
SUM 473 0 0.36 0
AVG 62.5 36.8 49.7 8.3 6.0
NOTES: PRECIPITATION (IN.) MISC. PHENOM. KEY
Daily summary period is midnight to midnight PST TOTAL FOR THE MONTH0.36 A-Hail, BD-Blowing Dust, BS-Blowing Snow
"T" in columns 7-9 denotes a trace DEPARTURE FROM NORM-0.22 D-Dust, AU-Aurora, DL-Distant Lightning
Snow in columns 8-9 is all frozen precipitation 24HR MAX0.19ON25 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) >= T4 >= 0.250 BAROMETRIC PRESSURE (IN.)
AVERAGE FOR THE MONTH49.7 >= 0.013 >= 0.500 AVERAGE STATION29.291
DEPARTURE FROM NORMAL+3.6 >= 0.102 >= 1.000 MAX SEA-LEVEL30.52ON20
HIGHEST73 ON22+ SNOW (FROZEN PRECIP.) (IN.) MIN SEA-LEVEL29.57ON18
LOWEST27 ON3 TOTAL FOR THE MONTH0 SOLAR RADIATION (LANGLEYS)
NUMBER OF DAYS WITH: 24HR MAXna ONna AVERAGE DAILY TOTAL290.2
MAXIMUM 32 OR BELOW0 MAX ON GRNDna ONna MAX DAILY434ON29
MAXIMUM 90 OR ABOVE0 WIND (50-FT LEVEL) MIN DAILY68 ON3
MINIMUM 32 OR BELOW9 AVERAGE SPEED (MPH)8.3 MISCELLANEOUS NUMBER OF DAYS
MINIMUM 0 OR BELOW0 DEPARTURE FROM NORM+0.3 CLEAR6 FOG1
HEATING DEGREE DAYS (BASE 65ºF) PEAK GUSTSW @ 51ON18 PARTLY CLOUDY12 THDR0
TOTAL FOR THE MONTH473 AVERAGE PSYCHROMETRIC DATA CLOUDY13DUST0
DEPARTURE FROM NORMAL-114 DRY BULB (ºF)49.4WET BULB (ºF)41.5 RELATIVE HUMIDITY EXTREMES (%)
SEASON TOTAL (SINCE JULY 1)4526 REL. HUM. (%)52.9DEW PT.(ºF)31.5 HIGHEST98 ON25+
SEASON DEPARTURE FROM NORM-95 + DENOTES LATEST OF MULTIPLE DAYS LOWEST20 ON23+