| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.02 | 3.05 | -0.03 |
| Feb | 2.76 | 2.75 | 0.01 |
| Mar | 3.19 | 3.17 | 0.02 |
| Apr | 2.58 | 2.60 | -0.02 |
| May | 3.53 | 3.49 | 0.04 |
| Jun | 6.74 | 6.55 | 0.19 |
| Jul | 6.04 | 5.82 | 0.22 |
| Aug | 7.09 | 6.56 | 0.53 |
| Sep | 7.28 | 7.45 | -0.17 |
| Oct | 4.27 | 4.06 | 0.21 |
| Nov | 2.58 | 2.47 | 0.11 |
| Dec | 2.70 | 2.66 | 0.04 |
51.78 | 50.63 | 1.15 |