WFO Monthly/Daily Climate Data
Issued by NWS
Issued by NWS
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CXUS56 KSGX 201045
CF6RIV
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: RIVERSIDE/MARCH ARB CA
MONTH: MAY
YEAR: 2026
LATITUDE: 33 53 N
LONGITUDE: 117-15 E
TEMPERATURE IN F: :PCPN: SNOW: WIND :SUNSHINE: SKY :PK WND
================================================================================
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
================================================================================
1 82 50 66 4 0 1 0.00 M M 4.4 12 320 M M 3 17 320
2 85 51 68 5 0 3 0.00 M M 4.8 13 310 M M 2 12 M M
3 71 56 64 1 1 0 T M M 5.6 13 300 M M 8 1 M M
4 68 53 61 -2 4 0 M M M 7.2 14 280 M M 8 20 290
5 68 51 60 -3 5 0 0.11 M M 4.7 13 320 M M 8 1 20 310
6 78 44 61 -3 4 0 0.00 M M 4.1 10 310 M M 0 M M
7 86 49 68 4 0 3 0.00 M M 4.7 15 320 M M 0 M M
8 87 51 69 5 0 4 0.00 M M 4.3 14 310 M M 2 12 M M
9 89 51 70 6 0 5 0.00 M M 3.9 15 330 M M 0 20 330
10 90 51 71 7 0 6 0.00 M M 4.9 13 320 M M 1 12 M M
11 99 53 76 11 0 11 0.00 M M 6.5 18 300 M M 0 M M
12 79 58 69 4 0 4 0.00 M M 5.6 14 320 M M 0 20 300
13 80 56 68 3 0 3 0.00 M M 5.9 13 320 M M 3 M M
14 79 50 65 0 0 0 0.00 0.0 0 5.6 13 290 M M 2 1 18 330
15 75 53 64 -1 1 0 0.00 0.0 0 3.9 10 300 M M 4 M M
16 75 58 67 1 0 2 T 0.0 0 7.0 15 330 M M 7 20 330
17 69 57 63 -3 2 0 T M M 5.5 13 320 M M 8 20 320
18 83 51 67 1 0 2 0.00 M M 5.0 16 340 M M 2 25 340
19 89 46 68 2 0 3 0.00 M M 6.1 18 340 M M 1 24 330
================================================================================
SM 1532 989 17 47 0.11 0.0 99.7 M 59
================================================================================
AV 80.6 52.1 5.2 FASTST M M 3 MAX(MPH)
MISC ----> # 18 300 25 340
================================================================================
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: 2026
LATITUDE: 33 53 N
LONGITUDE: 117-15 E
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 66.3 TOTAL FOR MONTH: 0.11 1 = FOG OR MIST
DPTR FM NORMAL: 2.0 DPTR FM NORMAL: -0.10 2 = FOG REDUCING VISIBILITY
HIGHEST: 99 ON 11 GRTST 24HR 0.11 ON 5- 5 TO 1/4 MILE OR LESS
LOWEST: 44 ON 6 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: 1
MAX 90 OR ABOVE: 2 0.10 INCH OR MORE: 1
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. 17 CLEAR (SCALE 0-3) 13
DPTR FM NORMAL -33 PTCLDY (SCALE 4-7) 5
TOTAL FM JUL 1 1147 CLOUDY (SCALE 8-10) 1
DPTR FM NORMAL -929
[CDD (BASE 65) ]
TOTAL THIS MO. 47
DPTR FM NORMAL 11 [PRESSURE DATA]
TOTAL FM JAN 1 184 HIGHEST SLP M ON M
DPTR FM NORMAL 138 LOWEST SLP M ON M
[REMARKS]