| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.43 | 2.56 | -0.13 |
| Feb | 1.99 | 2.15 | -0.16 |
| Mar | 2.19 | 2.32 | -0.13 |
| Apr | 3.59 | 3.59 | 0.00 |
| May | 4.13 | 4.26 | -0.13 |
| Jun | 3.98 | 3.87 | 0.11 |
| Jul | 3.84 | 3.81 | 0.03 |
| Aug | 3.80 | 3.90 | -0.10 |
| Sep | 3.24 | 3.04 | 0.20 |
| Oct | 3.30 | 3.19 | 0.11 |
| Nov | 2.78 | 2.87 | -0.09 |
| Dec | 2.44 | 2.35 | 0.09 |
37.71 | 37.91 | -0.20 |