| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.56 | 1.58 | -0.02 |
| Feb | 2.16 | 2.15 | 0.01 |
| Mar | 2.86 | 2.89 | -0.03 |
| Apr | 2.57 | 2.70 | -0.13 |
| May | 4.21 | 4.34 | -0.13 |
| Jun | 3.87 | 3.86 | 0.01 |
| Jul | 1.99 | 1.98 | 0.01 |
| Aug | 2.59 | 2.43 | 0.16 |
| Sep | 3.18 | 3.20 | -0.02 |
| Oct | 3.61 | 3.57 | 0.04 |
| Nov | 2.16 | 2.17 | -0.01 |
| Dec | 1.83 | 1.88 | -0.05 |
32.59 | 32.75 | -0.16 |