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: January 2003
	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	38	30	34	+6	31	0	0.17			NW	5.5	14	NW	94	16	10
2	55	35	45	+17	20	0	0.10			NW	6.6	39	S	88	80	10	WFR0700 KFR2315
3	56	39	48	+20	17	0	T			SW	8.7	36	SW	65	107	8
4	48	36	42	+14	23	0	0.11			NW	7.4	20	NW	92	38	10	F,KFR1500
5	47	34	40	+12	25	0				NW	7.9	22	WNW	86	103	7
6	44	32	38	+10	27	0				NW	7.6	19	WNW	85	84	5
7	33	24	28	-1	37	0				SE	2.8	8	SSE	98	39	10	F
8	34	31	32	+3	33	0	0.01	T		E	2.4	7	ENE	95	12	10	F
9	40	24	32	+3	33	0	0.01	T		NW	4.7	14	NNW	86	70	9	F
10	33	22	28	-1	37	0				NW	4.7	10	NW	80	19	10
11	39	31	35	+5	30	0	0.06	T		NW	3.1	12	WSW	75	79	10
12	37	33	35	+4	30	0	0.36			N	2.3	8	NW	96	35	10
13	40	34	37	+5	28	0	0.03			NW	7.1	16	WNW	90	35	10	F
14	43	31	37	+4	28	0	T			SW	3.3	10	NW	97	68	9	F,KFR0800
15	37	35	36	+3	29	0				NW	6.5	15	NW	88	17	10
16	42	36	39	+5	26	0				NW	4.5	13	NW	80	50	10
17	40	35	38	+4	27	0				N	3.4	10	NW	83	25	10
18	36	33	34	0	31	0				NE	3.9	10	NNE	78	19	10
19	36	32	34	0	31	0				NE	2.7	7	SSE	85	22	10
20	35	33	34	0	31	0	T	T		N	3.6	9	NNE	85	17	10
21	33	31	32	-2	33	0	0.15	0.4		NW	5.4	12	WNW	96	14	10	F,IC,KFR1530
22	34	30	32	-2	33	0	0.39	0.3	0.2	NW	4.8	21	W	98	21	10	F,IC,GL,KFR1830
23	56	29	42	+8	23	0			0.1	SW	8.1	33	WSW	76	140	7
24	46	32	39	+5	26	0	0.01			NW	5.2	16	WNW	90	96	10	KFR1630
25	43	30	36	+2	29	0	0.03			NW	3.5	10	WNW	95	67	10	F
26	67	37	52	+18	13	0	T			NW	10.8	33	SSW	72	93	10	F,WFR1000 KFR1500
27	57	40	48	+15	17	0				SW	6.0	21	WSW	67	138	7
28	53	34	44	+11	21	0				NW	5.0	17	WNW	77	156	4
29	40	35	38	+5	27	0	0.05			NW	5.0	18	ESE	95	32	10	F
30	45	38	42	+9	23	0	0.27			NW	4.3	19	NNW	96	36	10	F,WFR2215
31	52	39	46	+13	19	0	0.12			NW	5.5	21	NW	93	49	10	F,KFR2100
SUM					838	0	1.87	0.7
AVG	43.2	32.7	38.0								5.2					9.2

NOTES:				PRECIPITATION (IN.)				MISC. PHENOM. KEY
Daily summary period is midnight to midnight PST				TOTAL FOR THE MONTH			1.87	A-Hail, BD-Blowing Dust, BS-Blowing Snow
"T" in columns 7-9 denotes a trace				DEPARTURE FROM NORM			+1.00	D-Dust, AU-Aurora, DL-Distant Lightning
Snow in columns 8-9 is all frozen precipitation				24HR MAX	0.42	ON	11-12	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)				>= T	19	>= 0.25	3	BAROMETRIC PRESSURE (IN.)
AVERAGE FOR THE MONTH			38.0	>= 0.01	15	>= 0.50	0	AVERAGE STATION			29.433
DEPARTURE FROM NORMAL			+6.2	>= 0.10	8	>= 1.00	0	MAX SEA-LEVEL	30.68	ON	17
HIGHEST	67	ON	26	SNOW (FROZEN PRECIP.) (IN.)				MIN SEA-LEVEL	29.84	ON	2
LOWEST	22	ON	10	TOTAL FOR THE MONTH			0.7	SOLAR RADIATION (LANGLEYS)
NUMBER OF DAYS WITH:				24HR MAX	0.7	ON	21-22	AVERAGE DAILY TOTAL			57.3
MAXIMUM 32 OR BELOW			0	MAX ON GRND	0.4	ON	22	MAX DAILY	156	ON	28
MAXIMUM 90 OR ABOVE			0	WIND (50-FT LEVEL)				MIN DAILY	12	ON	8
MINIMUM 32 OR BELOW			14	AVERAGE SPEED (MPH)			5.2	MISCELLANEOUS NUMBER OF DAYS
MINIMUM 0 OR BELOW			0	DEPARTURE FROM NORM			-1.1	CLEAR	0	FOG	12
HEATING DEGREE DAYS (BASE 65ºF)				PEAK GUST	S @ 39	ON	2	PARTLY CLOUDY	5	THDR	0
TOTAL FOR THE MONTH			838	AVERAGE PSYCHROMETRIC DATA				CLOUDY	26	DUST	0
DEPARTURE FROM NORMAL			-190	DRY BULB (ºF)	37.7	WET BULB (ºF)	35.9	RELATIVE HUMIDITY EXTREMES (%)
SEASON TOTAL (SINCE JULY 1)			2927	REL. HUM. (%)	86.5	DEW PT.(ºF)	33.7	HIGHEST	100	ON	31+
SEASON DEPARTURE FROM NORM			-340	+ DENOTES LATEST OF MULTIPLE DAYS				LOWEST	44	ON	27+