| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.95 | 1.01 | -0.06 |
| Feb | 1.36 | 1.46 | -0.10 |
| Mar | 2.64 | 2.74 | -0.10 |
| Apr | 3.69 | 3.76 | -0.07 |
| May | 5.50 | 5.54 | -0.04 |
| Jun | 5.31 | 5.36 | -0.05 |
| Jul | 4.23 | 3.91 | 0.32 |
| Aug | 4.03 | 4.18 | -0.15 |
| Sep | 3.00 | 2.88 | 0.12 |
| Oct | 3.46 | 3.51 | -0.05 |
| Nov | 1.95 | 1.98 | -0.03 |
| Dec | 1.45 | 1.53 | -0.08 |
37.57 | 37.86 | -0.29 |