| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.51 | 0.47 | 0.04 |
| Feb | 0.59 | 0.58 | 0.01 |
| Mar | 1.30 | 1.29 | 0.01 |
| Apr | 2.12 | 1.95 | 0.17 |
| May | 2.66 | 2.67 | -0.01 |
| Jun | 1.76 | 1.73 | 0.03 |
| Jul | 1.78 | 1.53 | 0.25 |
| Aug | 1.53 | 1.37 | 0.16 |
| Sep | 1.42 | 1.38 | 0.04 |
| Oct | 1.15 | 1.10 | 0.05 |
| Nov | 0.78 | 0.74 | 0.04 |
| Dec | 0.48 | 0.49 | -0.01 |
16.08 | 15.30 | 0.78 |