| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.54 | 0.52 | 0.02 |
| Feb | 0.76 | 0.74 | 0.02 |
| Mar | 1.27 | 1.31 | -0.04 |
| Apr | 2.01 | 2.04 | -0.03 |
| May | 3.63 | 3.59 | 0.04 |
| Jun | 3.24 | 3.16 | 0.08 |
| Jul | 3.75 | 3.58 | 0.17 |
| Aug | 3.17 | 3.10 | 0.07 |
| Sep | 1.90 | 1.89 | 0.01 |
| Oct | 1.66 | 1.69 | -0.03 |
| Nov | 0.86 | 0.86 | 0.00 |
| Dec | 0.81 | 0.86 | -0.05 |
23.60 | 23.34 | 0.26 |