Tempe, AZ
Climate overview — based on NOAA 1991-2020 normals from TEMPE ASU, AZ US.
Year-round temperatures (°F)
Climate summary
Tempe has an annual average temperature of 71.8°F with about 8.8 inches of precipitation per year. The warmest month is July (average high 105.9°F), and the coldest is December (average low 37.7°F). August is typically the wettest month (1.30 in) and June the driest (0.06 in).
Best time to visit Tempe
Full guide →Climate change signal
All-time records →105 of 366 (28.7%) of Tempe's all-time daily heat records have been set since 2015. If records were spread evenly across the station's history, only about 5% would fall in any given decade.
| 1950s | 21 | |
| 1960s | 51 | |
| 1970s | 71 | |
| 1980s | 37 | |
| 1990s | 23 | |
| 2000s | 44 | |
| 2010s | 39 | |
| 2020s | 80 |
Bars: number of all-time daily heat records still standing that were set in each decade.
Monthly averages
| Month | Avg High | Avg Low | Avg Temp | Precipitation | Snow | Rainy days |
|---|---|---|---|---|---|---|
| January | 70.6°F | 38.5°F | 54.5°F | 1.04 in | — | 4 |
| February | 73.7°F | 40.9°F | 57.3°F | 1.12 in | — | 5 |
| March | 80.4°F | 45.9°F | 63.1°F | 0.96 in | — | 3 |
| April | 86.9°F | 50.9°F | 68.9°F | 0.23 in | — | 1 |
| May | 95.0°F | 59.1°F | 77.1°F | 0.18 in | — | 1 |
| June | 103.7°F | 67.0°F | 85.3°F | 0.06 in | — | 1 |
| July | 105.9°F | 75.8°F | 90.9°F | 0.99 in | — | 4 |
| August | 104.8°F | 75.1°F | 89.9°F | 1.30 in | — | 5 |
| September | 100.8°F | 68.9°F | 84.9°F | 0.71 in | — | 3 |
| October | 91.0°F | 56.3°F | 73.6°F | 0.61 in | — | 2 |
| November | 79.0°F | 45.1°F | 62.0°F | 0.65 in | — | 2 |
| December | 69.3°F | 37.7°F | 53.5°F | 0.95 in | — | 4 |
Climate twins of Tempe
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).