Muscoy Weather Forecast
- 57
- 80
Mostly Sunny
- 56
- 79
Mostly Sunny
- 56
- 82
Mostly Sunny
- 59
- 84
Mostly Sunny
- 61
- 88
Mostly Sunny
Today 29 Jun San Bernardino and Riverside County Valleys-The Inland Empire
Partly cloudy with patchy fog in the morning. Becoming sunny. Highs 75 to 81. Areas of Winds southwest to 10 Mph becoming 10 to 15 Mph with Gusts to 25 Mph in the afternoon.
Tonight 29 Jun San Bernardino and Riverside County Valleys-The Inland Empire
Mostly clear in the evening. Becoming mostly cloudy overnight with patchy fog. Lows 50 to 56. Areas of Winds southwest 10 to 15 Mph with Gusts to 25 Mph in the evening becoming light.
Muscoy Temperature Statistics
June Temperature
San Bernardino Intl. Airport (6.8 miles)
Lowest 20 June, 2026
55.4 °FAverage June
70.2 °FHighest 12 June, 2026
100.4 °F
Climate (2021–2026)
San Bernardino Intl. Airport (6.8 miles)
Average Low 2021–2026
54.2 °FAverage 2021–2026
63.2 °FAverage High 2021–2026
80.4 °F