| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.93 | 4.82 | 0.11 |
| Feb | 4.87 | 4.83 | 0.04 |
| Mar | 5.25 | 5.20 | 0.05 |
| Apr | 4.89 | 4.77 | 0.12 |
| May | 4.83 | 4.74 | 0.09 |
| Jun | 4.95 | 4.95 | 0.00 |
| Jul | 5.10 | 5.50 | -0.40 |
| Aug | 3.86 | 3.70 | 0.16 |
| Sep | 3.92 | 3.88 | 0.04 |
| Oct | 3.47 | 3.32 | 0.15 |
| Nov | 3.79 | 3.80 | -0.01 |
| Dec | 5.67 | 5.71 | -0.04 |
55.53 | 55.22 | 0.31 |