| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.75 | 6.15 | 0.60 |
| Feb | 5.22 | 4.82 | 0.40 |
| Mar | 5.35 | 4.91 | 0.44 |
| Apr | 4.24 | 3.77 | 0.47 |
| May | 2.88 | 2.67 | 0.21 |
| Jun | 1.52 | 1.36 | 0.16 |
| Jul | 0.35 | 0.35 | 0.00 |
| Aug | 0.43 | 0.40 | 0.03 |
| Sep | 1.50 | 1.41 | 0.09 |
| Oct | 3.79 | 3.34 | 0.45 |
| Nov | 6.79 | 6.15 | 0.64 |
| Dec | 8.13 | 7.46 | 0.67 |
46.95 | 42.79 | 4.16 |