| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.72 | 1.73 | -0.01 |
| Feb | 1.76 | 1.68 | 0.08 |
| Mar | 2.46 | 2.50 | -0.04 |
| Apr | 2.43 | 2.30 | 0.13 |
| May | 4.27 | 4.28 | -0.01 |
| Jun | 3.21 | 3.18 | 0.03 |
| Jul | 2.11 | 2.32 | -0.21 |
| Aug | 2.35 | 2.20 | 0.15 |
| Sep | 3.46 | 3.47 | -0.01 |
| Oct | 3.04 | 3.03 | 0.01 |
| Nov | 2.04 | 2.15 | -0.11 |
| Dec | 1.68 | 1.83 | -0.15 |
30.53 | 30.67 | -0.14 |