WFO Monthly/Daily Climate Data
Issued by NWS
Issued by NWS
487
CXUS56 KSGX 241046
CF6RIV
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: RIVERSIDE/MARCH ARB CA
MONTH: MAY
YEAR: 2025
LATITUDE: 33 53 N
LONGITUDE: 117-15 E
TEMPERATURE IN F: :PCPN: SNOW: WIND :SUNSHINE: SKY :PK WND
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1 2 3 4 5 6A 6B 7 8 9 10 11 12 13 14 15 16 17 18
12Z AVG MX 2MIN
DY MAX MIN AVG DEP HDD CDD WTR SNW DPTH SPD SPD DIR MIN PSBL S-S WX SPD DR
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1 74 51 63 1 2 0 0.00 M M 5.0 13 310 M M 5 1 M M
2 76 52 64 1 1 0 0.00 M M 6.3 12 320 M M 4 1 M M
3 67 52 60 -3 5 0 0.01 M M 4.1 15 290 M M 9 1 M M
4 61 52 57 -6 8 0 0.05 M M 7.7 15 160 M M 10 1 20 160
5 58 51 55 -8 10 0 0.07 M M M M M M M 10 1 M M
6 62 53 58 -6 7 0 T M M 4.6 10 320 M M 10 1 M M
7 79 54 67 3 0 2 0.00 M M 5.5 12 310 M M 3 M M
8 88 49 69 5 0 4 0.00 M M 4.4 13 300 M M 0 M M
9 99 54 77 13 0 12 0.00 M M 3.4 16 300 M M 0 22 300
10 102 56 79 15 0 14 0.00 M M 3.9 15 320 M M 0 21 310
11 96 58 77 12 0 12 M M M 3.5 14 220 M M 2 20 210
12 79 53 66 1 0 1 0.00 M M 6.8 12 130 M M 5 M M
13 71 52 62 -3 3 0 T M M 6.4 14 310 M M 6 20 330
14 76 47 62 -3 3 0 T M M 6.3 14 320 M M 2 17 360
15 80 46 63 -2 2 0 0.00 M M 5.0 13 320 M M 0 18 310
16 79 48 64 -2 1 0 0.00 0.0 0 5.3 15 320 M M 1 1 17 320
17 63 53 58 -8 7 0 T 0.0 0 7.4 14 310 M M 9 1 M M
18 74 53 64 -2 1 0 0.00 0.0 0 5.8 13 300 M M 5 17 320
19 88 48 68 2 0 3 0.00 0.0 0 4.9 16 310 M M 0 M M
20 93 52 73 7 0 8 0.00 0.0 0 3.5 14 320 M M 0 16 310
21 94 51 73 7 0 8 0.00 0.0 0 4.1 15 320 M M 0 20 300
22 89 53 71 5 0 6 0.00 0.0 0 5.4 17 320 M M 0 21 310
23 83 53 68 1 0 3 0.00 0.0 0 5.2 16 300 M M 0 17 340
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SM 1831 1191 50 73 0.13 0.0 114.5 M 81
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AV 79.6 51.8 5.2 FASTST M M 4 MAX(MPH)
MISC ----> 17 320 22 300
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NOTES:
# LAST OF SEVERAL OCCURRENCES
COLUMN 17 PEAK WIND IN M.P.H.
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2
STATION: RIVERSIDE/MARCH ARB CA
MONTH: MAY
YEAR: 2025
LATITUDE: 33 53 N
LONGITUDE: 117-15 E
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 65.7 TOTAL FOR MONTH: 0.13 1 = FOG OR MIST
DPTR FM NORMAL: 1.0 DPTR FM NORMAL: -0.10 2 = FOG REDUCING VISIBILITY
HIGHEST: 102 ON 10 GRTST 24HR 0.07 ON 5- 5 TO 1/4 MILE OR LESS
LOWEST: 46 ON 15 3 = THUNDER
SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS
TOTAL MONTH: 0.0 INCH 5 = HAIL
GRTST 24HR 0.0 6 = FREEZING RAIN OR DRIZZLE
GRTST DEPTH: 0 7 = DUSTSTORM OR SANDSTORM:
VSBY 1/2 MILE OR LESS
8 = SMOKE OR HAZE
[NO. OF DAYS WITH] [WEATHER - DAYS WITH] 9 = BLOWING SNOW
X = TORNADO
MAX 32 OR BELOW: 0 0.01 INCH OR MORE: 3
MAX 90 OR ABOVE: 5 0.10 INCH OR MORE: 0
MIN 32 OR BELOW: 0 0.50 INCH OR MORE: 0
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0
[HDD (BASE 65) ]
TOTAL THIS MO. 50 CLEAR (SCALE 0-3) 12
DPTR FM NORMAL -7 PTCLDY (SCALE 4-7) 6
TOTAL FM JUL 1 1868 CLOUDY (SCALE 8-10) 5
DPTR FM NORMAL -215
[CDD (BASE 65) ]
TOTAL THIS MO. 73
DPTR FM NORMAL 25 [PRESSURE DATA]
TOTAL FM JAN 1 90 HIGHEST SLP M ON M
DPTR FM NORMAL 32 LOWEST SLP M ON M
[REMARKS]