Merriam Lake Weather Forecast
- 18
- 28
Mostly Sunny
- 18
- 28
Mostly Sunny
- 19
- 29
Mostly Sunny
- 22
- 31
Partly Sunny
- 22
- 32
Partly Sunny
- 14
- 27
Partly Sunny
Today 23 Nov Upper San Joaquin River
Sunny. Highs 34 to 46. North Winds up to 5 Mph shifting to the northwest in the afternoon.
Tonight 23 Nov Upper San Joaquin River
Mostly clear. Near steady temperature in the upper 20s. Northwest Winds up to 10 Mph.
Merriam Lake Temperature Statistics
November Temperature
Mammoth Yosemite Airport (22.4 miles)
Lowest 1 November, 2025
23 °FAverage November
41.5 °FHighest 1 November, 2025
69.8 °F
Climate (2020–Present)
Mammoth Yosemite Airport (22.4 miles)
Average Low 2020–2025
29.7 °FAverage 2020–2025
46 °FAverage High 2020–2025
60.8 °F