San Tan Valley vs Sierra Vista Climate
66%matchOn climate, Sierra Vista is a 66% match for San Tan Valley. Compared with San Tan Valley, Sierra Vista has 10°F (6°C) cooler summer days, three times the summer rain and 4°F (2°C) colder winter nights.
San Tan Valley gets 9.0 in (228 mm) of rain a year and Sierra Vista 14 in (345 mm). San Tan Valley's warmest month is July, at 106°F (41°C); Sierra Vista's is June, at 96°F (36°C).
Climate fingerprints: ring color = average temperature, thickness = rain. January at the top.
Month by month
Highs and lows (°F)
San Tan ValleySierra Vistasolid = high, dashed = low
Rain (in per month)
San Tan ValleySierra Vista
Monthly averages
| Month | High | Low | Rain | |||
|---|---|---|---|---|---|---|
| San Tan Valley | Sierra Vista | San Tan Valley | Sierra Vista | San Tan Valley | Sierra Vista | |
| Jan | 67°F(19°C) | 62°F(17°C) | 39°F(4°C) | 35°F(2°C) | 0.9 in(23 mm) | 0.9 in(23 mm) |
| Feb | 70°F(21°C) | 65°F(18°C) | 42°F(6°C) | 37°F(3°C) | 1.0 in(25 mm) | 0.7 in(18 mm) |
| Mar | 77°F(25°C) | 71°F(22°C) | 46°F(8°C) | 42°F(6°C) | 0.9 in(24 mm) | 0.4 in(11 mm) |
| Apr | 85°F(30°C) | 79°F(26°C) | 51°F(11°C) | 47°F(8°C) | 0.3 in(8 mm) | 0.2 in(5 mm) |
| May | 94°F(34°C) | 87°F(31°C) | 60°F(15°C) | 56°F(13°C) | 0.2 in(4 mm) | 0.1 in(3 mm) |
| Jun | 102°F(39°C) | 96°F(36°C) | 68°F(20°C) | 66°F(19°C) | 0.1 in(2 mm) | 0.4 in(10 mm) |
| Jul | 106°F(41°C) | 94°F(34°C) | 76°F(25°C) | 69°F(21°C) | 1.2 in(30 mm) | 3.5 in(90 mm) |
| Aug | 104°F(40°C) | 91°F(33°C) | 76°F(25°C) | 67°F(20°C) | 1.1 in(28 mm) | 3.1 in(78 mm) |
| Sep | 100°F(38°C) | 89°F(32°C) | 71°F(22°C) | 63°F(17°C) | 0.7 in(18 mm) | 1.9 in(47 mm) |
| Oct | 91°F(33°C) | 81°F(27°C) | 58°F(15°C) | 52°F(11°C) | 0.7 in(19 mm) | 0.7 in(18 mm) |
| Nov | 78°F(25°C) | 70°F(21°C) | 46°F(8°C) | 42°F(5°C) | 0.7 in(17 mm) | 0.6 in(16 mm) |
| Dec | 67°F(20°C) | 62°F(17°C) | 39°F(4°C) | 35°F(2°C) | 1.2 in(30 mm) | 1.0 in(26 mm) |
1991–2020 averages, by calendar month.