| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.22 | 1.58 | 0.64 |
| Feb | 2.71 | 2.01 | 0.70 |
| Mar | 1.40 | 1.17 | 0.23 |
| Apr | 0.65 | 0.43 | 0.22 |
| May | 0.20 | 0.17 | 0.03 |
| Jun | 0.04 | 0.05 | -0.01 |
| Jul | 0.14 | 0.14 | 0.00 |
| Aug | 0.08 | 0.11 | -0.03 |
| Sep | 0.20 | 0.15 | 0.05 |
| Oct | 0.47 | 0.40 | 0.07 |
| Nov | 0.68 | 0.45 | 0.23 |
| Dec | 1.52 | 1.34 | 0.18 |
10.31 | 8.00 | 2.31 |