| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.63 | 0.65 | -0.02 |
| Feb | 0.64 | 0.60 | 0.04 |
| Mar | 1.11 | 1.12 | -0.01 |
| Apr | 1.97 | 1.97 | 0.00 |
| May | 3.25 | 3.36 | -0.11 |
| Jun | 4.47 | 4.32 | 0.15 |
| Jul | 4.09 | 4.22 | -0.13 |
| Aug | 3.04 | 3.15 | -0.11 |
| Sep | 2.93 | 2.91 | 0.02 |
| Oct | 2.57 | 2.58 | -0.01 |
| Nov | 1.04 | 0.96 | 0.08 |
| Dec | 0.76 | 0.80 | -0.04 |
26.50 | 26.64 | -0.14 |