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: May 2005
	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	78	44	61	+3	4	0				NW	6.2	20	N	35	565	2
2	72	52	62	+4	3	0	T			NW	5.8	18	WNW	42	303	10
3	78	45	62	+3	3	0				SW	5.3	19	S	41	630	4
4	76	53	64	+5	1	0	0.13			SE	6.4	21	ESE	68	473	8	T,DL
5	69	56	62	+3	3	0	0.01			NW	7.1	18	NW	67	251	10
6	78	60	69	+10	0	4	T			NW	10.3	38	NW	42	389	10	KFR 1600
7	76	50	63	+3	2	0				W	7.9	25	W	36	602	5
8	73	48	60	0	5	0	0.05			NW	6.1	23	WSW	65	357	10
9	68	52	60	0	5	0	0.33			NW	6.6	20	NW	82	277	10	T,DL,KFR 1500
10	64	49	56	-5	9	0	0.02			NW	5.1	16	N	80	264	10
11	78	53	66	+5	0	1				N	8.6	24	NNE	48	624	0
12	83	48	66	+5	0	1				S	6.1	23	S	43	580	3
13	85	49	67	+6	0	2	0.01			SW	4.6	29	W	40	581	7	KFR 2330
14	83	60	72	+10	0	7	0.03			SW	5.2	25	WSW	54	506	7
15	73	53	63	+1	2	0	0.03			SW	9.2	31	WSW	62	241	10
16	68	50	59	-3	6	0	0.05			W	7.0	31	W	64	290	10	T,KFR 1800
17	68	44	56	-6	9	0				SW	8.8	29	SSW	47	493	8
18	74	48	61	-1	4	0	0.04			S	9.1	37	SW	59	295	8	T,DL,KFR 1900
19	73	50	62	0	3	0				SW	11.0	34	WSW	40	509	6
20	70	47	58	-4	7	0	0.02			W	7.3	39	W	60	425	7
21	66	40	53	-10	12	0	0.07			SE	5.6	20	S	60	355	6	KFR 0230
22	73	49	61	-2	4	0				W	11.7	33	WSW	47	691	0
23	72	44	58	-6	7	0				W	7.4	26	NW	34	682	1
24	77	50	64	0	1	0				NW	6.9	24	NW	32	668	1
25	83	46	64	0	1	0				NE	7.4	30	NNE	30	722	0
26	90	47	68	+4	0	3				NE	9.0	30	E	25	715	0
27	95	60	78	+13	0	13				NW	6.8	20	NE	24	714	1
28	99	60	80	+15	0	15				NW	7.4	26	NNE	22	705	1
29	96	65	80	+15	0	15				NE	9.1	24	NW	33	658	7
30	92	53	72	+7	0	7				NW	8.7	35	NW	43	638	0	DL
31	76	56	66	0	0	1				W	12.7	34	NW	42	415	9
SUM					91	69	0.79	0
AVG	77.6	51.0	64.3								7.6					5.5

NOTES:				PRECIPITATION (IN.)				MISC. PHENOM. KEY
Daily summary period is midnight to midnight PST				TOTAL FOR THE MONTH			0.79	A-Hail, BD-Blowing Dust, BS-Blowing Snow
"T" in columns 7-9 denotes a trace				DEPARTURE FROM NORM			+0.24	D-Dust, AU-Aurora, DL-Distant Lightning
Snow in columns 8-9 is all frozen precipitation				24HR MAX	0.35	ON	9-10	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	14	>= 0.25	1	BAROMETRIC PRESSURE (IN.)
AVERAGE FOR THE MONTH			64.3	>= 0.01	12	>= 0.50	0	AVERAGE STATION			29.101
DEPARTURE FROM NORMAL			+2.5	>= 0.10	2	>= 1.00	0	MAX SEA-LEVEL	30.32	ON	25
HIGHEST	99	ON	28	SNOW (FROZEN PRECIP.) (IN.)				MIN SEA-LEVEL	29.49	ON	18
LOWEST	40	ON	21	TOTAL FOR THE MONTH			0	SOLAR RADIATION (LANGLEYS)
NUMBER OF DAYS WITH:				24HR MAX	na	ON	na	AVERAGE DAILY TOTAL			503.8
MAXIMUM 32 OR BELOW			0	MAX ON GRND	na	ON	na	MAX DAILY	722	ON	25
MAXIMUM 90 OR ABOVE			5	WIND (50-FT LEVEL)				MIN DAILY	241	ON	15
MINIMUM 32 OR BELOW			0	AVERAGE SPEED (MPH)			7.6	MISCELLANEOUS NUMBER OF DAYS
MINIMUM 0 OR BELOW			0	DEPARTURE FROM NORM			-1.3	CLEAR	11	FOG	0
HEATING DEGREE DAYS (BASE 65ºF)				PEAK GUST	W @ 39	ON	20	PARTLY CLOUDY	8	THDR	4
TOTAL FOR THE MONTH			91	AVERAGE PSYCHROMETRIC DATA				CLOUDY	12	DUST	0
DEPARTURE FROM NORMAL			-65	DRY BULB (ºF)	64.6	WET BULB (ºF)	52.5	RELATIVE HUMIDITY EXTREMES (%)
SEASON TOTAL (SINCE JULY 1)			4835	REL. HUM. (%)	47.3	DEW PT.(ºF)	41.3	HIGHEST	98	ON	10
SEASON DEPARTURE FROM NORM			-292	+ DENOTES LATEST OF MULTIPLE DAYS				LOWEST	11	ON	28+