| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.16 | 1.14 | 0.02 |
| Feb | 1.40 | 1.46 | -0.06 |
| Mar | 2.32 | 2.27 | 0.05 |
| Apr | 3.00 | 2.97 | 0.03 |
| May | 4.43 | 4.41 | 0.02 |
| Jun | 3.90 | 3.98 | -0.08 |
| Jul | 2.56 | 2.48 | 0.08 |
| Aug | 2.85 | 2.74 | 0.11 |
| Sep | 2.93 | 2.91 | 0.02 |
| Oct | 2.84 | 3.04 | -0.20 |
| Nov | 1.90 | 1.63 | 0.27 |
| Dec | 1.64 | 1.73 | -0.09 |
30.93 | 30.76 | 0.17 |