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JSC Weather Monthly Summary
JSC Building 30 Weather Month: Jan Year: 2009
Temperature in F Precipitation (inches) Peak Wind (mph) Altimeter
Day Max Min Average HDD CDD Water Snow Snow Depth Weather Direction Speed Time [CST] Min Max Remarks
1 63 46 54.5 10.5 0.00 E 21 0154# 29.90 30.18
2 76 63 69.5 4.5 0.00 1 SE 20 1618# 29.84 29.96
3 78 67 72.5 7.5 0.00 2 S 36 1612 29.76 29.86
4 75 48 61.5 3.5 0.03 1 N 23 2056 29.85 30.13
5 49 40 44.5 20.5 0.02 1 N 20 0042 29.88 30.13
6 56 41 48.5 16.5 0.25 1 NW 20 2054# 29.65 29.88
7 67 44 55.5 9.5 0.00 NW 29 0100 29.82 29.97
8 76 52 64.0 1.0 0.00 S 17 1548# 29.89 30.03
9 74 62 68.0 3.0 0.00 S 28 1412 29.89 30.02
10 70 45 57.5 7.5 0.02 NW 33 1044 29.92 30.26
11 52 39 54.5 19.5 0.00 N 27 0312 30.23 30.35
12 55 44 49.5 15.5 0.00 E 16 1422 30.11 30.25
13 51 42 46.5 18.5 0.00 NW 33 0902 30.20 30.38
14 55 39 47.0 18.0 0.00 E 16 1556 30.25 30.33
15 60 46 53.0 12.0 0.00 1 NE 21 2222 30.33 30.56
16 MM MM MM.M MM.M 0.00 MM MM MMMM MM.MM MM.MM No data
17 MM MM MM.M MM.M 0.00 MM MM MMMM MM.MM MM.MM No data
18 70 57 63.5 1.5 0.00 NW 31 1656# 30.06 30.22 No data 0000-0354
19 67 50 58.5 6.5 0.00 NW 39 1332 29.87 30.06
20 59 45 52.0 13.0 0.00 NW 32 1032 30.03 30.28
21 61 41 51.0 14.0 0.00 N 18 1814# 30.11 30.30
22 73 51 62.0 3.0 0.00 S 26 1606 30.05 30.17
23 73 58 65.5 0.5 0.00 S 31 1230 30.00 30.13
24 65 43 54.0 11.0 Trace NW 28 0910 30.02 30.22
25 52 41 46.5 18.5 0.00 E 19 2138 30.10 30.22
26 72 51 61.5 3.5 0.00 1 S 34 1526 30.02 30.14
27 74 46 60.0 5.0 Trace 2 S 33 1650# 29.92 30.08 Brief AM fog
28 51 37 44.0 21.0 0.10 NW 33 0144# 30.00 30.22
29 56 33 44.5 20.5 0.00 N 23 1224 30.11 30.30
30 56 46 51.0 14.0 0.00 NE 18 2400# 30.14 30.30
31 67 42 54.5 10.5 0.00 NE 24 1818 30.13 30.30
Sum 294.5 15.5 0.42
Average 63.9 46.9 55.4
Maximum 78 67 39 30.56
Minimum 49 33 29.65
Temperature Data Precipitation Data Weather Symbols:
Average Monthly: 55 Total for month: 0.42 1 Fog
JSC avg-EFD Climo +2.4 JSC - EFD Climo: -3.28 2 Fog, VSBY <= 1/4 SM
Highest: 78 on 3rd Greatest daily total: 0.25 3 Thunder
Lowest: 33 on 29th Days with 0.01" or more: 5 4 Ice Pellets
Days with 0.10" or more: 2 5 Hail
Days with 0.50" or more: 0 6 Glaze or rime
Days with 1.00" or more: 0 7 Blowing Dust or Sand, VSB <= 1/2 SM
Year-to-date rainfall: 0.42 8 Smoke or Haze
Days with thunder: 0 9 Blowing Snow
Lightning flashes within TBD X Tornado, waterspout, funnel cloud
Days with dense fog: 2 # Last of more than one occurrence
JSC - EFD climate year to end of month: -3.28
Remarks:
New Period of Record for Ellington Field climatology for comparison. POR 07/1941 - 08/2007
JSC weather observations are considered experimental and unofficial. Quality control procedures of the data appearing
on this page are minimal. SMG does not maintain a routine weather watch so absence of a weather type does
not necessarily mean that the phenomenon did not occur. Please read the disclaimer
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