| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.52 | 1.51 | 0.01 |
| Feb | 1.72 | 1.63 | 0.09 |
| Mar | 2.43 | 2.50 | -0.07 |
| Apr | 2.27 | 2.18 | 0.09 |
| May | 4.21 | 4.01 | 0.20 |
| Jun | 2.91 | 3.08 | -0.17 |
| Jul | 1.85 | 1.99 | -0.14 |
| Aug | 2.34 | 2.22 | 0.12 |
| Sep | 3.45 | 3.35 | 0.10 |
| Oct | 2.80 | 2.90 | -0.10 |
| Nov | 2.03 | 2.12 | -0.09 |
| Dec | 1.63 | 1.72 | -0.09 |
29.16 | 29.21 | -0.05 |