| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.03 | 3.03 | 0.00 |
| Feb | 2.55 | 2.83 | -0.28 |
| Mar | 3.21 | 3.43 | -0.22 |
| Apr | 3.53 | 3.85 | -0.32 |
| May | 3.68 | 3.79 | -0.11 |
| Jun | 4.60 | 4.76 | -0.16 |
| Jul | 4.08 | 4.35 | -0.27 |
| Aug | 4.18 | 4.28 | -0.10 |
| Sep | 4.14 | 4.28 | -0.14 |
| Oct | 4.17 | 4.30 | -0.13 |
| Nov | 3.31 | 3.62 | -0.31 |
| Dec | 3.43 | 3.63 | -0.20 |
43.91 | 46.15 | -2.24 |