| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.64 | 2.58 | 0.06 |
| Feb | 2.44 | 2.43 | 0.01 |
| Mar | 3.01 | 2.98 | 0.03 |
| Apr | 3.26 | 3.28 | -0.02 |
| May | 3.46 | 3.40 | 0.06 |
| Jun | 4.22 | 4.33 | -0.11 |
| Jul | 3.87 | 4.21 | -0.34 |
| Aug | 3.81 | 3.95 | -0.14 |
| Sep | 3.72 | 3.58 | 0.14 |
| Oct | 3.94 | 4.08 | -0.14 |
| Nov | 2.89 | 2.89 | 0.00 |
| Dec | 3.17 | 3.40 | -0.23 |
40.43 | 41.11 | -0.68 |