| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.91 | 1.86 | 0.05 |
| Feb | 1.70 | 1.76 | -0.06 |
| Mar | 2.56 | 2.44 | 0.12 |
| Apr | 2.52 | 2.57 | -0.05 |
| May | 3.93 | 3.76 | 0.17 |
| Jun | 3.58 | 3.29 | 0.29 |
| Jul | 2.23 | 2.41 | -0.18 |
| Aug | 2.55 | 2.55 | 0.00 |
| Sep | 3.54 | 3.43 | 0.11 |
| Oct | 3.07 | 3.19 | -0.12 |
| Nov | 2.29 | 2.43 | -0.14 |
| Dec | 2.04 | 2.21 | -0.17 |
31.92 | 31.90 | 0.02 |