| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 7.37 | 6.62 | 0.75 |
| Feb | 5.73 | 5.16 | 0.57 |
| Mar | 6.24 | 5.64 | 0.60 |
| Apr | 5.27 | 4.70 | 0.57 |
| May | 3.58 | 3.24 | 0.34 |
| Jun | 2.24 | 1.99 | 0.25 |
| Jul | 0.45 | 0.43 | 0.02 |
| Aug | 0.57 | 0.51 | 0.06 |
| Sep | 1.80 | 1.71 | 0.09 |
| Oct | 4.54 | 4.11 | 0.43 |
| Nov | 7.88 | 6.86 | 1.02 |
| Dec | 8.73 | 7.95 | 0.78 |
54.40 | 48.92 | 5.48 |