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:
June 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 77 45 61 -5 4 0    SE 6.3 17 SE 40 617 0  
2 84 54 69 +3 0 4    NE 6.4 18 NE 39 646 2  
3 89 56 72 +6 0 7    NW 7.0 20 NW 34 586 6  
4 93 59 76 +10 0 11 T   SE 6.3 29 SE 34 635 5  
5 80 56 68 +2 0 3 0.01   W 15.1 40 SW 44 386 9 T, DL, KFR 0700
6 75 52 64 -3 1 0    SW 14.2 37 SW 46 574 4  
7 76 45 60 -7 5 0 0.24   NE 6.5 42 NE 56 536 4 T
8 63 50 56 -11 9 0 0.48   W 5.7 18 ENE 86 250 9 DL
9 69 48 58 -9 7 0 0.03   W 4.9 16 SW 75 208 10  
10 75 54 64 -4 1 0 0.04   NW 13.8 38 NW 57 611 3  
11 71 49 60 -8 5 0    W 10.5 25 NW 42 580 4  
12 75 46 60 -9 5 0    SW 7.5 25 WSW 46 599 1  1900
13 78 54 66 -3 0 1    SW 15.4 37 WSW 43 631 5  
14 74 49 62 -7 3 0    NW 12.6 37 NW 41 648 1  
15 77 52 64 -5 1 0    N 7.2 25 NW 35 687 0  
16 84 47 66 -3 0 1    N 5.9 19 NNE 32 679 0  
17 88 53 70 0 0 5    NE 8.8 30 N 34 598 0  
18 85 59 72 +2 0 7    N 10.9 31 N 30 664 2  
19 85 57 71 +1 0 6    N 8.5 25 NNE 34 663 0  
20 94 52 73 +2 0 8    NE 5.5 20 SE 32 669 0  
21 97 56 76 +5 0 11    SE 4.8 18 SSE 31 658 0  
22 101 63 82 +11 0 17    E 5.3 18 ENE 27 652 0  
23 105 69 87 +16 0 22    NW 6.7 22 ENE 28 611 4  
24 100 63 82 +11 0 17    SE 5.4 26 ENE 37 584 6  
25 99 64 82 +10 0 17    NE 6.1 29 WNW 36 637 0 DL
26 92 63 78 +6 0 13 0.02   NW 11.4 37 NW 34 581 6 T
27 90 64 77 +5 0 12    NW 7.9 29 WNW 37 696 2  
28 94 65 80 +8 0 15    E 6.8 25 WNW 33 689 3 DL
29 95 61 78 +6 0 13    SE 6.3 21 WNW 34 615 6 DL
30 90 67 78 +6 0 13    NW 6.1 17 WNW 42 418 9  
SUM 41 203 0.82 0
AVG 85.2 55.7 70.4 8.2 3.4
NOTES: PRECIPITATION (IN.) MISC. PHENOM. KEY
Daily summary period is midnight to midnight PST TOTAL FOR THE MONTH0.82 A-Hail, BD-Blowing Dust, BS-Blowing Snow
"T" in columns 7-9 denotes a trace DEPARTURE FROM NORM+0.41 D-Dust, AU-Aurora, DL-Distant Lightning
Snow in columns 8-9 is all frozen precipitation 24HR MAX0.72ON7-8 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) >= T7 >= 0.251 BAROMETRIC PRESSURE (IN.)
AVERAGE FOR THE MONTH70.4 >= 0.016 >= 0.500 AVERAGE STATION29.148
DEPARTURE FROM NORMAL+1.1 >= 0.102 >= 1.000 MAX SEA-LEVEL30.28ON15
HIGHEST105ON23 SNOW (FROZEN PRECIP.) (IN.) MIN SEA-LEVEL29.69ON22
LOWEST45 ON7+ TOTAL FOR THE MONTH0 SOLAR RADIATION (LANGLEYS)
NUMBER OF DAYS WITH: 24HR MAXna ONna AVERAGE DAILY TOTAL587.0
MAXIMUM 32 OR BELOW0 MAX ON GRNDna ONna MAX DAILY696ON27
MAXIMUM 90 OR ABOVE12 WIND (50-FT LEVEL) MIN DAILY208ON9
MINIMUM 32 OR BELOW0 AVERAGE SPEED (MPH)8.2 MISCELLANEOUS NUMBER OF DAYS
MINIMUM 0 OR BELOW0 DEPARTURE FROM NORM-0.9 CLEAR16FOG0
HEATING DEGREE DAYS (BASE 65ºF) PEAK GUSTNE @ 42ON7 PARTLY CLOUDY10THDR3
TOTAL FOR THE MONTH41 AVERAGE PSYCHROMETRIC DATA CLOUDY4 DUST0
DEPARTURE FROM NORMAL+8 DRY BULB (ºF)71.2WET BULB (ºF)56.0 RELATIVE HUMIDITY EXTREMES (%)
SEASON TOTAL (SINCE JULY 1)4998 REL. HUM. (%)40.7DEW PT.(ºF)43.9 HIGHEST99 ON10+
SEASON DEPARTURE FROM NORM-162 + DENOTES LATEST OF MULTIPLE DAYS LOWEST16 ON22+