| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.70 | 2.79 | -0.09 |
| Feb | 2.17 | 2.32 | -0.15 |
| Mar | 2.95 | 2.96 | -0.01 |
| Apr | 4.04 | 4.00 | 0.04 |
| May | 4.53 | 4.43 | 0.10 |
| Jun | 5.11 | 4.98 | 0.13 |
| Jul | 4.40 | 4.52 | -0.12 |
| Aug | 3.60 | 3.57 | 0.03 |
| Sep | 3.30 | 3.36 | -0.06 |
| Oct | 3.10 | 3.01 | 0.09 |
| Nov | 3.16 | 3.20 | -0.04 |
| Dec | 2.60 | 2.60 | 0.00 |
41.66 | 41.74 | -0.08 |