| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.28 | 3.19 | 0.09 |
| Feb | 2.64 | 2.64 | 0.00 |
| Mar | 3.27 | 3.17 | 0.10 |
| Apr | 3.48 | 3.36 | 0.12 |
| May | 4.72 | 4.64 | 0.08 |
| Jun | 4.33 | 4.07 | 0.26 |
| Jul | 2.39 | 2.25 | 0.14 |
| Aug | 3.24 | 3.10 | 0.14 |
| Sep | 3.80 | 3.53 | 0.27 |
| Oct | 4.72 | 4.43 | 0.29 |
| Nov | 3.70 | 3.61 | 0.09 |
| Dec | 3.19 | 3.24 | -0.05 |
42.76 | 41.23 | 1.53 |