WFO Monthly/Daily Climate Data
Issued by NWS
Issued by NWS
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CXUS53 KDMX 310810
CF6MIW
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: MARSHALLTOWN IA
MONTH: MAY
YEAR: 2026
LATITUDE: 42 6 N
LONGITUDE: 92 55 W
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 55 35 45 -9 20 0 0.01 0.0 0 7.2 17 20 M M 7 1 23 350
2 61 28 45 -9 20 0 0.00 0.0 0 8.0 16 200 M M 0 28 260
3 74 51 63 8 2 0 T 0.0 0 15.1 26 200 M M 2 39 190
4 81 44 63 8 2 0 T 0.0 0 15.2 31 320 M M 2 44 350
5 60 35 48 -8 17 0 0.00 0.0 0 10.5 24 300 M M 2 32 310
6 56 33 45 -11 20 0 0.00 0.0 0 9.4 24 300 M M 3 34 300
7 66 34 50 -6 15 0 0.00 M M 8.3 20 260 M M 6 32 260
8 74 38 56 -1 9 0 0.00 0.0 0 8.1 24 250 M M 1 32 260
9 70 42 56 -1 9 0 T M M 11.7 24 300 M M 1 33 330
10 71 33 52 -6 13 0 0.00 M M 10.4 25 290 M M 1 8 35 310
11 72 32 52 -6 13 0 0.00 M M 8.3 20 140 M M 0 28 160
12 80 51 66 8 0 1 T M M 16.0 36 300 M M 2 45 300
13 74 45 60 1 5 0 0.00 M M 13.7 26 340 M M 0 40 360
14 78 42 60 1 5 0 0.00 M M 13.6 25 170 M M 2 36 170
15 87 54 71 11 0 6 0.23 M M 13.3 25 350 M M 0 13 33 360
16 82 56 69 9 0 4 0.16 M M 6.6 25 240 M M 2 13 34 300
17 81 61 71 11 0 6 0.49 M M M M M M M 7 M M
18 75 61 68 7 0 3 1.73 M M 9.3 30 110 M M 6 13 37 120
19 64 43 54 -7 11 0 T M M 14.4 26 320 M M 8 1 35 310
20 61 41 51 -11 14 0 0.00 M M 8.7 15 40 M M 0 23 330
21 61 49 55 -7 10 0 T 0.0 0 12.1 20 70 M M 9 25 70
22 67 50 59 -3 6 0 0.00 M M 13.6 22 110 M M 9 28 110
23 72 53 63 0 2 0 0.09 M M 6.7 12 300 M M 3 1 21 250
24 82 49 66 3 0 1 0.00 M M 7.9 22 270 M M 0 34 260
25 85 59 72 8 0 7 0.03 0.0 M 12.3 24 200 M M 2 38 170
26 87 59 73 9 0 8 0.00 0.0 M 8.6 15 180 M M 0 22 150
27 89 62 76 12 0 11 0.00 M M 4.6 15 360 M M 1 19 10
28 86 62 74 9 0 9 0.00 0.0 0 9.0 20 110 M M 0 24 100
29 83 57 70 5 0 5 0.00 0.0 0 8.8 17 120 M M 1 8 26 110
30 80 63 72 6 0 7 0.16 M M 10.4 20 130 M M 6 1 26 170
================================================================================
SM 2214 1422 193 68 2.90 0.0 301.8 M 83
================================================================================
AV 73.8 47.4 10.4 FASTST M M 3 MAX(MPH)
MISC ----> 36 300 45 300
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES
COLUMN 17 PEAK WIND IN M.P.H.
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2
STATION: MARSHALLTOWN IA
MONTH: MAY
YEAR: 2026
LATITUDE: 42 6 N
LONGITUDE: 92 55 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 60.6 TOTAL FOR MONTH: 2.90 1 = FOG OR MIST
DPTR FM NORMAL: 0.8 DPTR FM NORMAL: -1.80 2 = FOG REDUCING VISIBILITY
HIGHEST: 89 ON 27 GRTST 24HR 1.73 ON 18-18 TO 1/4 MILE OR LESS
LOWEST: 28 ON 2 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: 8
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 5
MIN 32 OR BELOW: 2 0.50 INCH OR MORE: 1
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 1
[HDD (BASE 65) ]
TOTAL THIS MO. 193 CLEAR (SCALE 0-3) 21
DPTR FM NORMAL -9 PTCLDY (SCALE 4-7) 6
TOTAL FM JUL 1 6261 CLOUDY (SCALE 8-10) 3
DPTR FM NORMAL -704
[CDD (BASE 65) ]
TOTAL THIS MO. 68
DPTR FM NORMAL 24 [PRESSURE DATA]
TOTAL FM JAN 1 82 HIGHEST SLP M ON M
DPTR FM NORMAL 33 LOWEST SLP 29.48 ON 4
[REMARKS]