Halfmoon Lake Weather Forecast
- 29
- 53
Rain Likely
- 35
- 51
Chance Rain/Snow
- 38
- 55
Rain Likely
- 34
- 53
Chance Rain
- 31
- 54
Slight Chance Rain
- 32
- 57
Mostly Sunny
Today 13 Mar Moses Lake Area
Mostly cloudy. Rain or snow likely in the Morning, then a chance of rain or snow in the afternoon. No snow accumulation. Highs in the mid 40s to lower 50s. Windy. Southwest wind 20 to 30 Mph with Gusts up to 45 Mph. Chance of precipitation 70 percent.
Tonight 13 Mar Moses Lake Area
Partly cloudy. A chance of snow Showers in the evening. Lows in the upper 20s to lower 30s. Breezy. Southwest wind 10 to 20 Mph. Gusts up to 30 Mph in the evening. Chance of precipitation 20 percent.
Halfmoon Lake Temperature Statistics
March Temperature
Grant County Airport (20.5 miles)
Lowest 6 March, 2025
28.9 °FAverage March
44.5 °FHighest 1 March, 2025
62.7 °F
Climate (2020–Present)
Grant County Airport (20.5 miles)
Average Low 2020–2025
41 °FAverage 2020–2025
52.8 °FAverage High 2020–2025
64.1 °F