| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.11 | 5.03 | 0.08 |
| Feb | 3.77 | 3.53 | 0.24 |
| Mar | 3.81 | 3.57 | 0.24 |
| Apr | 2.91 | 2.67 | 0.24 |
| May | 1.96 | 1.93 | 0.03 |
| Jun | 0.91 | 0.94 | -0.03 |
| Jul | 0.27 | 0.28 | -0.01 |
| Aug | 0.27 | 0.28 | -0.01 |
| Sep | 0.86 | 0.86 | 0.00 |
| Oct | 2.42 | 2.29 | 0.13 |
| Nov | 4.93 | 4.61 | 0.32 |
| Dec | 6.41 | 6.23 | 0.18 |
33.63 | 32.22 | 1.41 |