| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.56 | 4.75 | -0.19 |
| Feb | 4.36 | 4.53 | -0.17 |
| Mar | 4.88 | 5.03 | -0.15 |
| Apr | 3.76 | 4.00 | -0.24 |
| May | 2.94 | 3.15 | -0.21 |
| Jun | 5.43 | 5.38 | 0.05 |
| Jul | 5.94 | 6.29 | -0.35 |
| Aug | 5.11 | 5.41 | -0.30 |
| Sep | 4.41 | 4.33 | 0.08 |
| Oct | 2.69 | 2.99 | -0.30 |
| Nov | 3.18 | 3.36 | -0.18 |
| Dec | 4.00 | 4.14 | -0.14 |
51.26 | 53.36 | -2.10 |