| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.21 | 2.33 | -0.12 |
| Feb | 1.93 | 2.04 | -0.11 |
| Mar | 2.27 | 2.34 | -0.07 |
| Apr | 3.48 | 3.55 | -0.07 |
| May | 4.30 | 4.17 | 0.13 |
| Jun | 4.21 | 4.11 | 0.10 |
| Jul | 3.80 | 3.76 | 0.04 |
| Aug | 3.99 | 3.78 | 0.21 |
| Sep | 3.43 | 3.42 | 0.01 |
| Oct | 3.46 | 3.61 | -0.15 |
| Nov | 2.65 | 2.67 | -0.02 |
| Dec | 2.16 | 2.22 | -0.06 |
37.89 | 38.00 | -0.11 |