| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.71 | 3.71 | 0.00 |
| Feb | 2.88 | 2.71 | 0.17 |
| Mar | 3.96 | 4.04 | -0.08 |
| Apr | 3.50 | 3.58 | -0.08 |
| May | 3.87 | 4.18 | -0.31 |
| Jun | 4.64 | 4.65 | -0.01 |
| Jul | 5.50 | 5.33 | 0.17 |
| Aug | 5.17 | 5.40 | -0.23 |
| Sep | 5.48 | 5.63 | -0.15 |
| Oct | 3.78 | 4.00 | -0.22 |
| Nov | 3.11 | 3.07 | 0.04 |
| Dec | 3.54 | 3.76 | -0.22 |
49.14 | 50.06 | -0.92 |