| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.54 | 4.90 | 0.64 |
| Feb | 3.90 | 3.81 | 0.09 |
| Mar | 4.53 | 4.31 | 0.22 |
| Apr | 3.55 | 3.70 | -0.15 |
| May | 2.76 | 2.79 | -0.03 |
| Jun | 2.17 | 2.24 | -0.07 |
| Jul | 1.01 | 1.02 | -0.01 |
| Aug | 1.21 | 1.12 | 0.09 |
| Sep | 2.25 | 2.25 | 0.00 |
| Oct | 4.40 | 4.21 | 0.19 |
| Nov | 6.28 | 6.18 | 0.10 |
| Dec | 5.68 | 5.25 | 0.43 |
43.28 | 41.78 | 1.50 |