| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 8.70 | 7.60 | 1.10 |
| Feb | 5.58 | 5.01 | 0.57 |
| Mar | 5.63 | 5.47 | 0.16 |
| Apr | 3.85 | 3.54 | 0.31 |
| May | 2.20 | 2.21 | -0.01 |
| Jun | 1.59 | 1.71 | -0.12 |
| Jul | 0.78 | 0.80 | -0.02 |
| Aug | 0.99 | 1.07 | -0.08 |
| Sep | 1.86 | 1.85 | 0.01 |
| Oct | 5.08 | 4.60 | 0.48 |
| Nov | 9.10 | 7.93 | 1.17 |
| Dec | 9.01 | 8.14 | 0.87 |
54.37 | 49.93 | 4.44 |