| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.24 | 1.29 | -0.05 |
| Feb | 1.45 | 1.52 | -0.07 |
| Mar | 2.25 | 2.31 | -0.06 |
| Apr | 3.76 | 3.75 | 0.01 |
| May | 4.67 | 4.63 | 0.04 |
| Jun | 5.46 | 5.11 | 0.35 |
| Jul | 4.24 | 4.22 | 0.02 |
| Aug | 3.92 | 3.92 | 0.00 |
| Sep | 3.68 | 3.50 | 0.18 |
| Oct | 3.02 | 2.95 | 0.07 |
| Nov | 2.14 | 2.16 | -0.02 |
| Dec | 1.70 | 1.73 | -0.03 |
37.53 | 37.09 | 0.44 |