| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.50 | 3.21 | 0.29 |
| Feb | 3.00 | 2.85 | 0.15 |
| Mar | 3.75 | 3.51 | 0.24 |
| Apr | 3.81 | 3.66 | 0.15 |
| May | 3.77 | 3.53 | 0.24 |
| Jun | 3.82 | 3.58 | 0.24 |
| Jul | 4.54 | 3.91 | 0.63 |
| Aug | 3.99 | 3.71 | 0.28 |
| Sep | 3.69 | 3.67 | 0.02 |
| Oct | 2.84 | 2.67 | 0.17 |
| Nov | 3.09 | 2.90 | 0.19 |
| Dec | 3.48 | 3.34 | 0.14 |
43.28 | 40.54 | 2.74 |