| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.98 | 6.87 | 0.11 |
| Feb | 6.96 | 6.65 | 0.31 |
| Mar | 4.87 | 4.79 | 0.08 |
| Apr | 2.46 | 2.36 | 0.10 |
| May | 1.18 | 1.29 | -0.11 |
| Jun | 0.32 | 0.35 | -0.03 |
| Jul | 0.02 | 0.02 | 0.00 |
| Aug | 0.05 | 0.06 | -0.01 |
| Sep | 0.14 | 0.13 | 0.01 |
| Oct | 1.73 | 1.64 | 0.09 |
| Nov | 4.00 | 3.60 | 0.40 |
| Dec | 7.76 | 7.18 | 0.58 |
36.47 | 34.94 | 1.53 |