La Mesa Weather Forecast
- 57
- 73
Increasing Clouds
- 57
- 74
Partly Sunny
- 60
- 79
Mostly Sunny
- 61
- 77
Mostly Sunny
- 64
- 79
Mostly Sunny
- 66
- 82
Partly Sunny
- 63
- 81
Mostly Sunny
Today 7 Jun San Diego County Inland Valleys
Mostly cloudy this morning. Becoming partly cloudy. Patchy fog this morning. Highs 74 to 79. Areas of Winds west to 10 Mph.
Tonight 7 Jun San Diego County Inland Valleys
Partly cloudy. Patchy fog overnight. Lows 50 to 56. Areas of Winds southwest to 10 Mph this evening becoming light.
La Mesa Temperature Statistics
June Temperature
Gillespie Field Airport (5 miles)
Lowest 1 June, 2026
59 °FAverage June
64 °FHighest 3 June, 2026
80.6 °F
Climate (2021–Present)
Gillespie Field Airport (5 miles)
Average Low 2021–2026
53.4 °FAverage 2021–2026
60.5 °FAverage High 2021–2026
76.2 °F