Rancho Cucamonga vs Lancaster, California Climate
63%matchRancho Cucamonga and Lancaster are a 63% climate match. Compared with Rancho Cucamonga, Lancaster has 7°F (4°C) colder winter nights, half the winter rain and 4°F (2°C) hotter summer days.
Rancho Cucamonga gets 13 in (336 mm) of rain a year and Lancaster 6.7 in (169 mm). August is the warmest month in both, with highs of 93°F (34°C) in Rancho Cucamonga and 96°F (36°C) in Lancaster.
Climate fingerprints: ring color = average temperature, thickness = rain. January at the top.
Month by month
Highs and lows (°F)
Rancho CucamongaLancastersolid = high, dashed = low
Rain (in per month)
Rancho CucamongaLancaster
Monthly averages
| Month | High | Low | Rain | |||
|---|---|---|---|---|---|---|
| Rancho Cucamonga | Lancaster | Rancho Cucamonga | Lancaster | Rancho Cucamonga | Lancaster | |
| Jan | 68°F(20°C) | 59°F(15°C) | 43°F(6°C) | 35°F(2°C) | 2.7 in(69 mm) | 1.3 in(34 mm) |
| Feb | 68°F(20°C) | 63°F(17°C) | 43°F(6°C) | 38°F(3°C) | 3.0 in(77 mm) | 1.4 in(36 mm) |
| Mar | 71°F(22°C) | 68°F(20°C) | 46°F(8°C) | 42°F(5°C) | 2.0 in(51 mm) | 0.9 in(22 mm) |
| Apr | 76°F(24°C) | 74°F(23°C) | 48°F(9°C) | 46°F(8°C) | 1.1 in(28 mm) | 0.5 in(12 mm) |
| May | 79°F(26°C) | 81°F(27°C) | 53°F(12°C) | 53°F(12°C) | 0.3 in(8 mm) | 0.1 in(3 mm) |
| Jun | 85°F(30°C) | 90°F(32°C) | 57°F(14°C) | 61°F(16°C) | 0.0 in(1 mm) | 0.0 in(1 mm) |
| Jul | 91°F(33°C) | 96°F(36°C) | 61°F(16°C) | 67°F(19°C) | 0.0 in(1 mm) | 0.1 in(2 mm) |
| Aug | 93°F(34°C) | 96°F(36°C) | 63°F(17°C) | 66°F(19°C) | 0.1 in(2 mm) | 0.1 in(2 mm) |
| Sep | 90°F(32°C) | 91°F(33°C) | 60°F(16°C) | 59°F(15°C) | 0.2 in(5 mm) | 0.1 in(3 mm) |
| Oct | 82°F(28°C) | 79°F(26°C) | 54°F(12°C) | 49°F(9°C) | 0.4 in(11 mm) | 0.3 in(7 mm) |
| Nov | 74°F(24°C) | 67°F(20°C) | 46°F(8°C) | 40°F(4°C) | 1.1 in(27 mm) | 0.6 in(16 mm) |
| Dec | 67°F(20°C) | 58°F(15°C) | 41°F(5°C) | 33°F(0°C) | 2.2 in(56 mm) | 1.2 in(31 mm) |
1991–2020 averages, by calendar month.