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:
July 2009
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 92 62 77 +5 0 12    NW 7.9 25 WNW 21.3 685.80  
2 97 62 80 +8 0 15    NW 7.6 20 WNW 16.8 688.80  
3 102 62 82 +10 0 17    W 6.7 19 E 19.1 667.20  
4 104 64 84 +12 0 19    SW 7.9 26 WSW 19.2 667.21  
5 101 69 85 +13 0 20    W 7.5 34 W 17.8 586.87 KFR 2340
6 85 60 72 -1 0 7    W 15.6 50 SW 33.6 640.22  
7 84 52 68 -5 0 3    NW 10.5 39 WSW 38.5 622.81  
8 81 54 68 -5 0 3    NW 10.2 31 WNW 37.5 540.13  
9 85 51 68 -6 0 3    NW 6.4 20 NW 38.1 645.00  
10 91 57 74 0 0 9    NW 7.5 19 NW 31.6 648.01  
11 102 66 84 +9 0 19    NW 9.5 29 NE 22.8 636.61  
12 99 68 84 +9 0 19 T   SW 11.4 40 WNW 31.8 611.43 T, DL, KFR 1805
13 83 59 71 -4 0 6    NW 15.5 38 NW 42.6 508.87  
14 88 51 68 -8 0 3    E 5.6 16 WNW 39.0 649.80  
15 96 57 76 0 0 11    E 6.4 16 E 28.8 640.22  
16 100 66 83 +6 0 18    W 6.6 17 E 21.4 652.20  
17 103 63 83 +6 0 18    SE 6.3 20 ESE 27.0 584.45  
18 103 67 85 +8 0 20    NW 12.4 38 WNW 25.5 575.46  
19 94 66 80 +2 0 15    NW 8.9 30 WNW 29.5 643.80  
20 95 66 80 +2 0 15    N 7.2 22 N 25.1 572.43  
21 101 63 82 +3 0 17    W 5.9 21 ENE 22.4 627.60  
22 103 65 84 +5 0 19    NW 7.2 28 WNW 28.0 612.00  
23 97 70 84 +5 0 19    NW 12.1 37 NW 31.0 570.03  
24 92 64 78 -1 0 13    NW 7.5 28 NNE 40.2 535.23  
25 94 65 80 0 0 15    NW 6.6 23 WNW 37.8 466.84  
26 96 71 84 +4 0 19    NW 7.8 21 NNE 37.9 603.00  
27 100 68 84 +4 0 19    N 5.9 19 N 34.9 597.01  
28 104 68 86 +6 0 21    NW 6.1 25 NE 34.0 550.22 DL
29 96 73 84 +4 0 19    N 8.2 23 N 32.6 484.84  
30 101 68 84 +4 0 19    E 5.8 18 ENE 27.5 579.62  
31 105 70 88 +9 0 23    SE 5.4 18 SE 29.1 569.41  
SUM 0 455 T
AVG 95.9 63.5 79.7 8.3 2.0
NOTES: PRECIPITATION (IN.) MISC. PHENOM. KEY
Daily summary period is midnight to midnight PST TOTAL FOR THE MONTHT A-Hail, BD-Blowing Dust, BS-Blowing Snow
"T" in columns 7-9 denotes a trace DEPARTURE FROM NORM-0.27 D-Dust, AU-Aurora, DL-Distant Lightning
Snow in columns 8-9 is all frozen precipitation 24HR MAXT ON12 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) >= T1 >= 0.250 BAROMETRIC PRESSURE (IN.)
AVERAGE FOR THE MONTH79.7 >= 0.010 >= 0.500 AVERAGE STATION29.135
DEPARTURE FROM NORMAL+3.4 >= 0.100 >= 1.000 MAX SEA-LEVEL30.100ON27
HIGHEST105ON31 SNOW (FROZEN PRECIP.) (IN.) MIN SEA-LEVEL29.639ON5
LOWEST51 ON9 TOTAL FOR THE MONTH0 SOLAR RADIATION (LANGLEYS)
NUMBER OF DAYS WITH: 24HR MAXna ONna AVERAGE DAILY TOTAL602.0
MAXIMUM 32 OR BELOW0 MAX ON GRNDna ONna MAX DAILY688ON2
MAXIMUM 90 OR ABOVE25 WIND (50-FT LEVEL) MIN DAILY466ON25
MINIMUM 32 OR BELOW0 AVERAGE SPEED (MPH)8.3 MISCELLANEOUS NUMBER OF DAYS
MINIMUM 0 OR BELOW0 DEPARTURE FROM NORM-0.3 CLEAR25FOG0
HEATING DEGREE DAYS (BASE 65ºF) PEAK GUSTSW @ 50ON6 PARTLY CLOUDY6 THDR1
TOTAL FOR THE MONTH0 AVERAGE PSYCHROMETRIC DATA CLOUDY0 DUST0
DEPARTURE FROM NORMAL-4 DRY BULB (ºF)80.3WET BULB (ºF)59.5 RELATIVE HUMIDITY EXTREMES (%)
SEASON TOTAL (SINCE JULY 1)0 REL. HUM. (%)29.8DEW PT.(ºF)43.6 HIGHEST78 ON14
SEASON DEPARTURE FROM NORM-4 + DENOTES LATEST OF MULTIPLE DAYS LOWEST64 ON4