| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.87 | 2.92 | -0.05 |
| Feb | 2.45 | 2.55 | -0.10 |
| Mar | 2.93 | 3.03 | -0.10 |
| Apr | 3.39 | 3.30 | 0.09 |
| May | 3.48 | 3.45 | 0.03 |
| Jun | 4.15 | 4.24 | -0.09 |
| Jul | 4.15 | 4.28 | -0.13 |
| Aug | 3.89 | 3.86 | 0.03 |
| Sep | 3.49 | 3.63 | -0.14 |
| Oct | 4.60 | 4.79 | -0.19 |
| Nov | 3.12 | 3.28 | -0.16 |
| Dec | 3.49 | 3.67 | -0.18 |
42.01 | 43.00 | -0.99 |