| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.43 | 5.25 | 0.18 |
| Feb | 5.49 | 5.18 | 0.31 |
| Mar | 5.51 | 5.34 | 0.17 |
| Apr | 5.23 | 5.09 | 0.14 |
| May | 4.69 | 4.57 | 0.12 |
| Jun | 4.76 | 4.56 | 0.20 |
| Jul | 5.12 | 4.66 | 0.46 |
| Aug | 4.00 | 3.90 | 0.10 |
| Sep | 3.80 | 3.91 | -0.11 |
| Oct | 3.68 | 3.51 | 0.17 |
| Nov | 4.58 | 4.42 | 0.16 |
| Dec | 6.22 | 6.01 | 0.21 |
58.51 | 56.40 | 2.11 |