| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.23 | 5.76 | 0.47 |
| Feb | 4.49 | 4.53 | -0.04 |
| Mar | 4.64 | 4.63 | 0.01 |
| Apr | 3.35 | 3.34 | 0.01 |
| May | 2.48 | 2.35 | 0.13 |
| Jun | 1.46 | 1.48 | -0.02 |
| Jul | 0.34 | 0.34 | 0.00 |
| Aug | 0.49 | 0.43 | 0.06 |
| Sep | 1.53 | 1.51 | 0.02 |
| Oct | 3.66 | 3.57 | 0.09 |
| Nov | 6.18 | 6.10 | 0.08 |
| Dec | 7.01 | 7.09 | -0.08 |
41.86 | 41.13 | 0.73 |