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: October 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	2	3	4	5	6A	6B	7	8	9	10	11	12	13	14	15	16	17
1	69	44	56	-5	9	0				SW	5.2	17	SSE	45.1	336.0	3
2	68	46	57	-3	8	0				NW	11.0	27	WNW	45.6	293.4	5	KFR 0415
3	61	40	50	-10	15	0	0.13			NW	11.6	34	NNE	62.0	234.6	3
4	66	50	58	-1	7	0				NE	22.6	46	NE	30.4	176.4	10	BD
5	65	39	52	-6	13	0				NE	9.8	29	NE	32.7	332.4	0
6	72	31	52	-6	13	0				S	7.6	23	SSW	44.2	324.0	0
7	72	46	59	+1	6	0				N	6.9	20	NNE	38.5	319.8	3
8	66	40	53	-4	12	0				NW	7.3	24	NW	48.2	311.4	2
9	54	40	47	-10	18	0				E	6.6	20	NNW	31.7	124.8	10	KFR 0515
10	50	29	40	-17	25	0				NW	5.8	16	NW	37.5	213.0	10
11	50	21	36	-20	29	0				NW	4.9	13	NW	37.0	347.4	1
12	44	29	36	-20	29	0				NW	7.1	15	NW	36.8	144.6	10
13	45	36	40	-15	25	0	0.31			NW	7.5	19	WNW	68.2	60.6	10	WFR 2345
14	62	42	52	-2	13	0	0.06			W	7.0	27	SW	81.2	195.6	6
15	61	38	50	-4	15	0				NW	5.5	14	WNW	79.0	188.4	10
16	66	49	58	+5	7	0				NW	6.6	17	NW	71.0	213.0	8
17	69	48	58	+6	7	0	0.04			W	8.0	32	WSW	74.5	167.4	9	KFR 1730
18	66	47	56	+5	9	0				W	5.8	29	WSW	71.6	196.8	9
19	66	46	56	+5	9	0				W	5.3	12	W	78.0	193.2	7
20	62	38	50	0	15	0				W	4.3	12	NW	74.1	204.0	7
21	63	44	54	+4	11	0	0.04			W	5.5	17	ESE	82.8	151.8	8	KFR 1700
22	61	40	50	0	15	0				W	4.8	17	W	61.2	182.4	7
23	56	43	50	+1	15	0	0.08			N	5.0	28	W	86.0	100.8	7	KFR 1800
24	61	42	52	+3	13	0				W	10.5	30	WNW	48.4	228.6	7
25	52	32	42	-6	23	0				E	4.2	12	WNW	70.6	147.0	10
26	64	41	52	+4	13	0	0.04			W	13.5	45	W	69.7	74.4	8	KFR 1030
27	56	37	46	-1	19	0				NW	15.3	31	NW	51.5	241.2	3
28	52	32	42	-5	23	0				W	5.3	16	W	52.6	184.8	10
29	45	38	42	-4	23	0	0.08			SE	4.3	18	E	86.9	54.6	10
30	67	37	52	+7	13	0				SW	12.1	43	SW	71.0	147.0	9
31	67	47	57	+12	8	0				NW	10.8	29	SW	55.4	205.8	1	KFR 0530
SUM					460	0	0.78	0
AVG	60.6	39.7	50.2								8.0					6.5

NOTES:				PRECIPITATION (IN.)				MISC. PHENOM. KEY
Daily summary period is midnight to midnight PST				TOTAL FOR THE MONTH			0.78	A-Hail, BD-Blowing Dust, BS-Blowing Snow
"T" in columns 7-9 denotes a trace				DEPARTURE FROM NORM			+0.29	D-Dust, AU-Aurora, DL-Distant Lightning
Snow in columns 8-9 is all frozen precipitation				24HR MAX	0.37	ON	13-14	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	8	>= 0.25	1	BAROMETRIC PRESSURE (IN.)
AVERAGE FOR THE MONTH			50.2	>= 0.01	8	>= 0.50	0	AVERAGE STATION			29.219
DEPARTURE FROM NORMAL			-2.8	>= 0.10	2	>= 1.00	0	MAX SEA-LEVEL	30.351	ON	25
HIGHEST	72	ON	7+	SNOW (FROZEN PRECIP.) (IN.)				MIN SEA-LEVEL	29.385	ON	13
LOWEST	21	ON	11	TOTAL FOR THE MONTH			0	SOLAR RADIATION (LANGLEYS)
NUMBER OF DAYS WITH:				24HR MAX	na	ON	na	AVERAGE DAILY TOTAL			203.1
MAXIMUM 32 OR BELOW			0	MAX ON GRND	na	ON	na	MAX DAILY	347.4	ON	11
MAXIMUM 90 OR ABOVE			0	WIND (50-FT LEVEL)				MIN DAILY	54.6	ON	29
MINIMUM 32 OR BELOW			6	AVERAGE SPEED (MPH)			8.0	MISCELLANEOUS NUMBER OF DAYS
MINIMUM 0 OR BELOW			0	DEPARTURE FROM NORM			+1.5	CLEAR	9	FOG	1
HEATING DEGREE DAYS (BASE 65ºF)				PEAK GUST	NE @ 46	ON	4	PARTLY CLOUDY	7	THDR	0
TOTAL FOR THE MONTH			460	AVERAGE PSYCHROMETRIC DATA				CLOUDY	15	DUST	1
DEPARTURE FROM NORMAL			+84	DRY BULB (ºF)	50.2	WET BULB (ºF)	43.3	RELATIVE HUMIDITY EXTREMES (%)
SEASON TOTAL (SINCE JULY 1)			505	REL. HUM. (%)	58.8	DEW PT.(ºF)	34.6	HIGHEST	100	ON	30
SEASON DEPARTURE FROM NORM			+45	+ DENOTES LATEST OF MULTIPLE DAYS				LOWEST	18	ON	9+