| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.29 | 3.03 | 0.26 |
| Feb | 3.15 | 3.16 | -0.01 |
| Mar | 3.89 | 3.89 | 0.00 |
| Apr | 4.27 | 4.41 | -0.14 |
| May | 3.78 | 3.64 | 0.14 |
| Jun | 4.44 | 4.50 | -0.06 |
| Jul | 3.95 | 4.25 | -0.30 |
| Aug | 3.74 | 3.81 | -0.07 |
| Sep | 3.79 | 3.80 | -0.01 |
| Oct | 5.30 | 5.13 | 0.17 |
| Nov | 4.32 | 4.15 | 0.17 |
| Dec | 4.36 | 4.21 | 0.15 |
48.28 | 47.98 | 0.30 |