| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.87 | 0.83 | 0.04 |
| Feb | 1.20 | 1.21 | -0.01 |
| Mar | 2.21 | 2.25 | -0.04 |
| Apr | 2.74 | 2.88 | -0.14 |
| May | 4.97 | 5.19 | -0.22 |
| Jun | 4.48 | 4.37 | 0.11 |
| Jul | 4.14 | 4.09 | 0.05 |
| Aug | 3.72 | 3.64 | 0.08 |
| Sep | 2.92 | 2.85 | 0.07 |
| Oct | 2.43 | 2.42 | 0.01 |
| Nov | 1.50 | 1.50 | 0.00 |
| Dec | 1.27 | 1.22 | 0.05 |
32.45 | 32.45 | 0.00 |