Newlan Creek Reservoir Weather Forecast
- 35
- 64
Chance Thunderstorms
- 42
- 67
Partly Sunny
- 43
- 71
Slight Chance Thunderstorms
- 45
- 74
Chance Thunderstorms
- 45
- 78
Rain Showers Likely
- 38
- 61
Rain Showers
Today 22 Jun Meagher County Valleys
Mostly sunny. Patchy fog early in the morning. Slight chance of rain Showers early in the Morning, then slight chance of Thunderstorms late in the morning. Chance of Thunderstorms in the afternoon. Highs in the lower 60s. Northwest Winds up to 15 Mph. Gusts up to 30 Mph in the afternoon. Chance of precipitation 50 percent.
Tonight 22 Jun Meagher County Valleys
Mostly clear. A 20 percent chance of Thunderstorms in the evening. Lows in the upper 30s. North Winds 5 to 15 Mph with Gusts to around 30 Mph shifting to the northwest up to 5 Mph after midnight.
Newlan Creek Reservoir Temperature Statistics
June Temperature
Helena Regional Airport (50.3 miles)
Lowest 8 June, 2026
34.6 °FAverage June
59.6 °FHighest 16 June, 2026
86.6 °F
Climate (2021–2026)
Helena Regional Airport (50.3 miles)
Average Low 2021–2026
36.5 °FAverage 2021–2026
48.1 °FAverage High 2021–2026
60 °F