| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.45 | 2.60 | -0.15 |
| Feb | 2.24 | 2.25 | -0.01 |
| Mar | 2.70 | 2.64 | 0.06 |
| Apr | 3.19 | 3.19 | 0.00 |
| May | 3.57 | 3.51 | 0.06 |
| Jun | 4.35 | 4.29 | 0.06 |
| Jul | 4.43 | 4.35 | 0.08 |
| Aug | 3.91 | 3.68 | 0.23 |
| Sep | 3.40 | 3.31 | 0.09 |
| Oct | 4.09 | 4.00 | 0.09 |
| Nov | 2.88 | 2.93 | -0.05 |
| Dec | 3.05 | 3.19 | -0.14 |
40.26 | 39.94 | 0.32 |