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:
February 2008
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 45 33 39 +7 26 0   2 SW 13.3 33 SW 63.2 194 3  
2 50 30 35 +3 30 0 0.34 3.4 2 NW 7.5 21 S 85.5 63 10 F
3 39 31 35 +3 30 0 0.06 0.6 6 W 8.0 19 WNW 81.3 140 10 F, KFR 0200
4 41 25 33 +1 32 0   4 W 5.0 17 NW 60.5 203 7  
5 45 24 34 +2 31 0 T  3 S 11.5 43 WSW 77.3 97 9 KFR 1700
6 45 34 40 +7 25 0   3 SW 16.3 50 S 64.0 124 10  
7 48 38 43 +9 22 0   2 SW 24.6 59 WSW 59.1 205 3 KFR 0400
8 55 34 44 +9 21 0   T NW 7.8 30 S 61.4 160 8  
9 53 32 42 +6 23 0    W 5.0 19 WSW 79.5 80 10  
10 54 35 44 +7 21 0    SW 8.5 34 W 66.7 106 10 KFR 1630
11 50 34 42 +5 23 0    S 4.9 12 SSW 73.1 96 10  
12 53 32 42 +4 23 0    NW 5.3 32 W 71.6 142 8 KFR 1730
13 51 36 44 +5 21 0    NW 16.7 32 NW 51.5 253 0  
14 50 25 38 -2 27 0    NW 4.6 18 WNW 60.1 204 7  
15 47 28 38 -2 27 0 T   NW 4.8 13 NNW 76.2 173 9 KFR 2015
16 55 30 42 2 23 0    NW 7.1 21 NW 66.8 232 8  
17 46 24 35 -5 30 0    NW 5.2 13 NW 77.9 257 5  
18 48 21 34 -6 31 0    NW 6.2 15 NW 75.9 275 0  
19 49 29 39 -2 26 0    NW 5.8 18 W 69.0 268 1 METEOR
20 48 25 36 -5 29 0    NW 4.1 11 E 77.1 229 10  
21 50 30 40 -1 25 0    NW 8.1 17 ENE 74.2 249 7  
22 52 30 41 0 24 0 0.01   NW 4.4 14 WNW 77.7 232 7  
23 54 24 39 -2 26 0    NW 5.8 20 NW 79.1 287 0 F
24 48 38 43 +2 22 0 0.09   NW 9.7 18 NW 81.8 128 10  
25 56 34 45 +4 20 0 T   N 4.1 11 NE 79.7 241 8  
26 51 32 42 +1 23 0    NW 5.9 11 WNW 83.6 205 9 F
27 57 34 46 +5 19 0 0.05   W 5.4 14 ESE 82.6 199 6 T,A, KFR 1015
28 65 38 52 +11 13 0    NW 5.2 15 E 66.9 291 4  
29 59 41 50 +9 15 0 T   NW 8.8 37 SW 65.3 208 8 KFR 1945
SUM 708 0 0.55 4.0
AVG 50.1 31.1 40.6 7.9 6.8
NOTES: PRECIPITATION (IN.) MISC. PHENOM. KEY
Daily summary period is midnight to midnight PST TOTAL FOR THE MONTH0.55 A-Hail, BD-Blowing Dust, BS-Blowing Snow
"T" in columns 7-9 denotes a trace DEPARTURE FROM NORM-0.13 D-Dust, AU-Aurora, DL-Distant Lightning
Snow in columns 8-9 is all frozen precipitation 24HR MAX0.40ON2-3 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) >= T9 >= 0.251 BAROMETRIC PRESSURE (IN.)
AVERAGE FOR THE MONTH40.6 >= 0.015 >= 0.500 AVERAGE STATION29.257
DEPARTURE FROM NORMAL+2.7 >= 0.101 >= 1.000 MAX SEA-LEVEL30.46ON26+
HIGHEST65 ON28 SNOW (FROZEN PRECIP.) (IN.) MIN SEA-LEVEL29.44ON3+
LOWEST21 ON18 TOTAL FOR THE MONTH4.0 SOLAR RADIATION (LANGLEYS)
NUMBER OF DAYS WITH: 24HR MAX4.0 ON2-3 AVERAGE DAILY TOTAL191.1
MAXIMUM 32 OR BELOW0 MAX ON GRND 6 ON 3 MAX DAILY291.0ON28
MAXIMUM 90 OR ABOVE0 WIND (50-FT LEVEL) MIN DAILY63.ON2
MINIMUM 32 OR BELOW17 AVERAGE SPEED (MPH)7.9 MISCELLANEOUS NUMBER OF DAYS
MINIMUM 0 OR BELOW0 DEPARTURE FROM NORM+0.9 CLEAR6 FOG4
HEATING DEGREE DAYS (BASE 65ºF) PEAK GUSTWSW @ 59ON7 PARTLY CLOUDY7 THDR1
TOTAL FOR THE MONTH708 AVERAGE PSYCHROMETRIC DATA CLOUDY16DUST0
DEPARTURE FROM NORMAL-59 DRY BULB (ºF)40.1WET BULB (ºF)36.3 RELATIVE HUMIDITY EXTREMES (%)
SEASON TOTAL (SINCE JULY 1)4161 REL. HUM. (%)72.0DEW PT.(ºF)31.2 HIGHEST99 ON26+
SEASON DEPARTURE FROM NORM+127 + DENOTES LATEST OF MULTIPLE DAYS LOWEST31 ON14