Viewing Station: NC-BC-25 : Swannanoa 2.6 WNW
Mar 7, 2009 - Dec 5, 20252,190 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.20"
December 1-18, 2025(1 of 18 days covered by obs)
NOAA Normal
2.12"
Departure from Normal
-1.92" : 9% of Normal
Year-To-Date: 23.45"
Jan 1 to Dec 18, 2025(69 of 352 days covered by obs)
NOAA Normal
43.99"
Departure from Normal
-20.54" : 53% of Normal
Water Year-To-Date: 2.30"
Oct 1, 2025 to Dec 18, 2025(11 of 79 days covered by obs)
NOAA Normal
8.53"
Departure from Normal
-6.23" : 27% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.63
3.56
0.07
Feb
3.08
3.06
0.02
Mar
3.90
3.76
0.14
Apr
3.98
4.05
-0.07
May
4.00
4.03
-0.03
Jun
4.01
4.17
-0.16
Jul
4.72
4.41
0.31
Aug
4.31
4.13
0.18
Sep
3.83
4.18
-0.35
Oct
3.11
2.94
0.17
Nov
3.30
3.03
0.27
Dec
3.65
3.67
-0.02
45.52
44.99
0.53