| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.99 | 5.31 | -0.32 |
| Feb | 3.56 | 3.34 | 0.22 |
| Mar | 4.03 | 3.89 | 0.14 |
| Apr | 2.81 | 2.71 | 0.10 |
| May | 1.96 | 1.95 | 0.01 |
| Jun | 1.48 | 1.64 | -0.16 |
| Jul | 0.75 | 0.75 | 0.00 |
| Aug | 0.96 | 0.91 | 0.05 |
| Sep | 1.50 | 1.53 | -0.03 |
| Oct | 3.54 | 3.35 | 0.19 |
| Nov | 5.45 | 5.63 | -0.18 |
| Dec | 5.33 | 5.61 | -0.28 |
36.36 | 36.62 | -0.26 |