| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 8.54 | 8.54 | 0.00 |
| Feb | 8.36 | 8.16 | 0.20 |
| Mar | 6.22 | 6.01 | 0.21 |
| Apr | 2.94 | 2.76 | 0.18 |
| May | 1.55 | 1.50 | 0.05 |
| Jun | 0.29 | 0.33 | -0.04 |
| Jul | 0.01 | 0.03 | -0.02 |
| Aug | 0.03 | 0.08 | -0.05 |
| Sep | 0.16 | 0.13 | 0.03 |
| Oct | 1.90 | 1.83 | 0.07 |
| Nov | 4.41 | 4.38 | 0.03 |
| Dec | 9.24 | 9.15 | 0.09 |
43.65 | 42.90 | 0.75 |