| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.67 | 1.83 | -0.16 |
| Feb | 1.59 | 1.78 | -0.19 |
| Mar | 2.10 | 2.28 | -0.18 |
| Apr | 3.71 | 3.88 | -0.17 |
| May | 3.76 | 3.76 | 0.00 |
| Jun | 4.07 | 4.03 | 0.04 |
| Jul | 3.24 | 2.99 | 0.25 |
| Aug | 3.53 | 3.45 | 0.08 |
| Sep | 3.26 | 3.13 | 0.13 |
| Oct | 2.96 | 3.07 | -0.11 |
| Nov | 2.24 | 2.37 | -0.13 |
| Dec | 1.89 | 2.01 | -0.12 |
34.02 | 34.58 | -0.56 |