| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.00 | 5.27 | -0.27 |
| Feb | 3.59 | 3.58 | 0.01 |
| Mar | 4.11 | 3.90 | 0.21 |
| Apr | 2.95 | 2.86 | 0.09 |
| May | 2.04 | 2.03 | 0.01 |
| Jun | 1.61 | 1.65 | -0.04 |
| Jul | 0.77 | 0.77 | 0.00 |
| Aug | 0.99 | 0.92 | 0.07 |
| Sep | 1.63 | 1.62 | 0.01 |
| Oct | 3.73 | 3.63 | 0.10 |
| Nov | 5.67 | 5.82 | -0.15 |
| Dec | 5.40 | 5.62 | -0.22 |
37.49 | 37.67 | -0.18 |