JSC Building 30 Weather                          Year:       2009
Parameter             
                      Jan     Feb     Mar     Apr     May     Jun     Jul     Aug     Sep     Oct     Nov     Dec     Annual
Extreme Max Temp       78      78      78      86      90      98      96      94      90      89      77      75        98
Mean Max Temp          64      68      69      75      82      90      91      90      83      78      69      57        76
Mean Temp              55      61      62      68      76      83      84      84      78      71      63      51        70
Mean Min Temp          47      55      55      62      71      76      77      78      73      65      57      44        63
Extreme Min Temp       33      40      34      42      59      68      72      72      66      51      46      29        29
Days wi Temp > 95       0       0       0       0       0       3       2       0       0       0       0       0         5
Days wi Temp > 90       0       0       0       0       0      11      22      12       0       0       0       0        45
Days wi Temp < 40       4       0       0       0       0       0       0       0       0       0       0       8        12
Days wi Temp < 33       0       0       0       0       0       0       0       0       0       0       0       3         3
HDD                 294.5   120.5    151.0   35.0     0.0     0.0     0.0     0.0     0.0    36.5    95.0   449.0    1181.5
CDD                  15.5    24.5     61.0  129.0   340.0   530.0   602.5   588.5   372.0   230.0    43.0     4.0    2940.0
Total Precip         0.42    0.85     2.75  18.02    0.73    1.35    2.64    0.60    1.32    6.52    1.82    1.24     38.27   
Max 1 Day Rain       0.25    0.43     0.98   7.83    0.53    0.90    1.03    0.44    0.86    2.25    1.44    0.38      7.83
D/W wi precip >0.01"    5       8       11      9       4       3       9       8      12      16       8       6        99
D/W precip > 0.50       0       0        2      5       1       1       3       0       1       5       1       0        19
D/W precip > 1.00       0       0        0      4       0       0       1       0       0       2       1       0         8
Max wind (mph)         39      42       47     62      45      38      37      43      26      65      36      51        65
Days with Thunder       0       1        5      5       3       4      13      12       4       9       1       0        57
LTG flashes wi 5nm    TBD     TBD      TBD     TBD     TBD     TBD     TBD     TBD     TBD    TBD     TBD     TBD       TBD
Days with Fog           8       5        9      4       1       0       2       2       1       5       4      13        54 
Days with dense fog     2       0        4      0       0       0       0       0       0       0       0       3         9
Remarks:
Rain gauge reports may be underestimated from late July through December due to equipment problems.  
 

Data compiled from sensors at JSC are considered experimental and unofficial. The data should not be used for protection of life or property. Please read the NWS disclaimer concerning data on the internet.

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