| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.48 | 1.52 | -0.04 |
| Feb | 1.47 | 1.51 | -0.04 |
| Mar | 2.03 | 2.02 | 0.01 |
| Apr | 3.55 | 3.61 | -0.06 |
| May | 4.10 | 4.11 | -0.01 |
| Jun | 5.28 | 5.09 | 0.19 |
| Jul | 4.01 | 3.98 | 0.03 |
| Aug | 4.04 | 4.04 | 0.00 |
| Sep | 3.42 | 3.43 | -0.01 |
| Oct | 2.83 | 2.86 | -0.03 |
| Nov | 2.21 | 2.21 | 0.00 |
| Dec | 1.76 | 1.77 | -0.01 |
36.18 | 36.15 | 0.03 |