| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.43 | 1.53 | -0.10 |
| Feb | 1.43 | 1.61 | -0.18 |
| Mar | 2.13 | 2.13 | 0.00 |
| Apr | 3.70 | 3.75 | -0.05 |
| May | 4.19 | 4.32 | -0.13 |
| Jun | 5.44 | 5.32 | 0.12 |
| Jul | 4.33 | 4.22 | 0.11 |
| Aug | 4.02 | 4.10 | -0.08 |
| Sep | 3.59 | 3.45 | 0.14 |
| Oct | 2.93 | 2.83 | 0.10 |
| Nov | 2.24 | 2.19 | 0.05 |
| Dec | 1.61 | 1.75 | -0.14 |
37.04 | 37.20 | -0.16 |