Viewing Station: NC-BC-25 : Swannanoa 2.6 WNW
Mar 7, 2009 - Sep 16, 20252,174 Total Observations
View:

Climatology

Precipitation Normals Comparison

Month-To-Date: 0.40"
September 1-16, 2025(3 of 16 days covered by obs)
NOAA Normal
2.04"
Departure from Normal
-1.64" : 20% of Normal
Year-To-Date: 20.55"
Jan 1 to Sep 16, 2025(53 of 259 days covered by obs)
NOAA Normal
33.67"
Departure from Normal
-13.12" : 61% of Normal
Water Year-To-Date: 25.60"
Oct 1, 2024 to Sep 16, 2025(68 of 351 days covered by obs)
NOAA Normal
43.73"
Departure from Normal
-18.13" : 59% 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