| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.64 | 2.64 | 0.00 |
| Feb | 2.40 | 2.46 | -0.06 |
| Mar | 2.99 | 2.97 | 0.02 |
| Apr | 3.24 | 3.31 | -0.07 |
| May | 3.48 | 3.48 | 0.00 |
| Jun | 4.30 | 4.30 | 0.00 |
| Jul | 4.05 | 4.20 | -0.15 |
| Aug | 3.84 | 3.93 | -0.09 |
| Sep | 3.74 | 3.55 | 0.19 |
| Oct | 3.89 | 4.07 | -0.18 |
| Nov | 2.93 | 2.94 | -0.01 |
| Dec | 3.20 | 3.43 | -0.23 |
40.70 | 41.28 | -0.58 |