| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.50 | 0.52 | -0.02 |
| Feb | 0.57 | 0.57 | 0.00 |
| Mar | 1.25 | 1.25 | 0.00 |
| Apr | 2.09 | 1.98 | 0.11 |
| May | 2.60 | 2.81 | -0.21 |
| Jun | 1.76 | 1.73 | 0.03 |
| Jul | 1.67 | 1.57 | 0.10 |
| Aug | 1.45 | 1.29 | 0.16 |
| Sep | 1.37 | 1.32 | 0.05 |
| Oct | 1.16 | 1.14 | 0.02 |
| Nov | 0.79 | 0.74 | 0.05 |
| Dec | 0.48 | 0.53 | -0.05 |
15.69 | 15.45 | 0.24 |