| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.26 | 1.23 | 0.03 |
| Feb | 1.48 | 1.43 | 0.05 |
| Mar | 2.27 | 2.26 | 0.01 |
| Apr | 2.62 | 2.45 | 0.17 |
| May | 4.16 | 4.08 | 0.08 |
| Jun | 3.51 | 3.37 | 0.14 |
| Jul | 2.51 | 2.30 | 0.21 |
| Aug | 2.42 | 2.42 | 0.00 |
| Sep | 3.11 | 2.95 | 0.16 |
| Oct | 3.10 | 2.90 | 0.20 |
| Nov | 1.89 | 1.93 | -0.04 |
| Dec | 1.62 | 1.53 | 0.09 |
29.95 | 28.85 | 1.10 |