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 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	47	28	38	+10	27	0	0.22		3	W	8.6	32	W	84.2	58	10	F
2	36	9	22	-6	43	0	0.66	4.2	3	NW	8.2	30	WNW	84.1	123	4	F, KFR 0530
3	24	7	16	-12	49	0			5	S	3.2	11	WNW	82.5	144	1
4	18	8	13	-15	52	0	0.16	2.2	5	S	2.8	10	WNW	90.8	84	10	F
5	27	9	18	-10	47	0	0.01	0.2	7	W	3.8	11	NNW	88.9	122	6	F, KFR 0600
6	53	28	40	+12	25	0			7	NW	7.8	40	SW	80.9	115	10	WFR 2030
7	60	49	54	+25	11	0			T	SW	18.4	51	SSW	60.2	114	9
8	56	40	48	+19	17	0				W	13.4	40	SW	55.3	145	3	KFR 0540
9	46	29	38	+9	27	0				SW	6.4	25	WNW	64.7	99	7
10	41	30	36	+7	29	0				N	3.9	14	W	81.9	29	10
11	51	28	40	+10	25	0				W	5.1	19	W	80.0	91	8
12	55	34	44	+13	21	0				W	4.8	13	WSW	80.6	128	6
13	48	26	37	+5	28	0				NW	6.2	19	WNW	86.2	88	7
14	30	23	26	-7	39	0				SW	2.9	10	W	98.3	40	10	F
15	28	25	26	-7	39	0	0.01	0.1		NW	2.5	8	SW	98.0	34	10	F
16	30	27	28	-6	37	0	T		T	SW	3.4	8	N	95.4	19	10	F, GL
17	32	28	30	-4	35	0	0.01	0.2	T	NW	3.5	10	WNW	92.0	21	10	F, GL
18	33	30	32	-2	33	0	T	0.2	T	NW	6.7	12	NW	84.2	36	10
19	31	28	30	-4	35	0	T		T	NW	5.3	14	NNW	89.2	28	10	GL
20	29	26	28	-6	37	0	T			NW	4.3	9	NW	88.4	32	10	GL
21	28	26	27	-7	38	0	T			NE	3.4	7	ENE	86.6	34	10	GL
22	29	27	28	-6	37	0				N	3.7	10	NNW	82.1	31	10
23	28	25	26	-8	39	0				NW	8.0	15	NW	79.3	34	10
24	32	25	28	-6	37	0	0.07	0.9		NW	7.1	14	NW	86.3	115	10	F
25	30	17	24	-10	41	0	0.01	0.1	1	NW	9.2	18	NW	70.3	121	10	KFR 0730
26	30	9	20	-14	45	0			T	NW	5.4	14	NNW	60.8	193	0
27	28	15	22	-11	43	0			T	NW	4.6	12	WNW	73.0	142	8
28	46	14	30	-3	35	0			T	W	3.8	17	WNW	70.2	196	1
29	49	25	37	+4	28	0			T	NW	5.0	15	NW	70.8	127	9
30	41	22	32	-1	33	0				NW	5.3	14	NNW	82.7	181	5
31	45	28	36	+3	29	0				W	7.7	23	NW	56.2	93	10
SUM					1061	0	1.15	8.1
AVG	37.5	24.0	30.7								5.9					7.9

NOTES:				PRECIPITATION (IN.)				MISC. PHENOM. KEY
Daily summary period is midnight to midnight PST				TOTAL FOR THE MONTH			1.15	A-Hail, BD-Blowing Dust, BS-Blowing Snow
"T" in columns 7-9 denotes a trace				DEPARTURE FROM NORM			+0.28	D-Dust, AU-Aurora, DL-Distant Lightning
Snow in columns 8-9 is all frozen precipitation				24HR MAX	0.88	ON	1-2	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	13	>= 0.25	1	BAROMETRIC PRESSURE (IN.)
AVERAGE FOR THE MONTH			30.7	>= 0.01	8	>= 0.50	1	AVERAGE STATION			29.507
DEPARTURE FROM NORMAL			-1.1	>= 0.10	3	>= 1.00	0	MAX SEA-LEVEL	30.838	ON	18
HIGHEST	60	ON	7	SNOW (FROZEN PRECIP.) (IN.)				MIN SEA-LEVEL	29.344	ON	2
LOWEST	7	ON	3	TOTAL FOR THE MONTH			8.1	SOLAR RADIATION (LANGLEYS)
NUMBER OF DAYS WITH:				24HR MAX	4.2	ON	2	AVERAGE DAILY TOTAL			90.8
MAXIMUM 32 OR BELOW			16	MAX ON GRND	7	ON	6+	MAX DAILY	195.6	ON	28
MAXIMUM 90 OR ABOVE			0	WIND (50-FT LEVEL)				MIN DAILY	18.6	ON	16
MINIMUM 32 OR BELOW			28	AVERAGE SPEED (MPH)			5.9	MISCELLANEOUS NUMBER OF DAYS
MINIMUM 0 OR BELOW			0	DEPARTURE FROM NORM			-0.4	CLEAR	4	FOG	9
HEATING DEGREE DAYS (BASE 65ºF)				PEAK GUST	SSW @ 51	ON	7	PARTLY CLOUDY	6	THDR	0
TOTAL FOR THE MONTH			1061	AVERAGE PSYCHROMETRIC DATA				CLOUDY	21	DUST	0
DEPARTURE FROM NORMAL			+33	DRY BULB (ºF)	30.9	WET BULB (ºF)	28.8	RELATIVE HUMIDITY EXTREMES (%)
SEASON TOTAL (SINCE JULY 1)			3432	REL. HUM. (%)	80.1	DEW PT.(ºF)	25.1	HIGHEST	100	ON	15
SEASON DEPARTURE FROM NORM			+165	+ DENOTES LATEST OF MULTIPLE DAYS				LOWEST	34	ON	26