Weather Tomorrow in Helena, MT
Saturday, October 17, 2026
High 70°FLow 34°F
Clear
- Rain chance
- 0%
- Wind
- 2-10 mph
- Humidity
- 53%
- Feels like
- 34–70°F
Data source: National Weather Service (NOAA) · Forecast issued
Precipitation Timeline
No significant precipitation expected tomorrow.
Tomorrow by Hour
Local time. Rows with a 40% or higher chance of rain are shaded blue.
| Time | Sky | Temp | Rain | Wind (mph) |
|---|---|---|---|---|
| 12 AM | , Partly Cloudy | 43°F | 0% | 3 WSW |
| 1 AM | , Partly Cloudy | 41°F | 0% | 3 WSW |
| 2 AM | , Partly Cloudy | 40°F | 0% | 2 WSW |
| 3 AM | , Partly Cloudy | 38°F | 0% | 2 WSW |
| 4 AM | , Partly Cloudy | 37°F | 0% | 2 WSW |
| 5 AM | , Partly Cloudy | 36°F | 0% | 2 SW |
| 6 AM | , Sunny | 35°F | 0% | 2 WSW |
| 7 AM | , Mostly Sunny | 34°F | 0% | 2 WSW |
| 8 AM | , Mostly Sunny | 34°F | 0% | 2 WSW |
| 9 AM | , Mostly Sunny | 38°F | 0% | 3 WSW |
| 10 AM | , Sunny | 44°F | 0% | 2 SSW |
| 11 AM | , Mostly Sunny | 50°F | 0% | 3 S |
| 12 PM | , Sunny | 56°F | 0% | 6 S |
| 1 PM | , Mostly Sunny | 62°F | 0% | 6 S |
| 2 PM | , Mostly Sunny | 66°F | 0% | 7 SW |
| 3 PM | , Mostly Sunny | 69°F | 0% | 10 WSW |
| 4 PM | , Mostly Sunny | 70°F | 0% | 10 W |
| 5 PM | , Partly Sunny | 68°F | 0% | 9 W |
| 6 PM | , Mostly Cloudy | 64°F | 0% | 6 WSW |
| 7 PM | , Mostly Cloudy | 60°F | 0% | 6 WSW |
| 8 PM | , Mostly Cloudy | 56°F | 0% | 6 WSW |
| 9 PM | , Partly Cloudy | 52°F | 0% | 8 WSW |
| 10 PM | , Partly Cloudy | 49°F | 0% | 8 WSW |
| 11 PM | , Partly Cloudy | 48°F | 0% | 8 WSW |
What to Wear Tomorrow
Warm and comfortable — dress light
Clothing
- T-shirt or light blouse
- Shorts or light pants
Footwear
Comfortable shoes or sandals
Conditions
- High
- 70°F
- Low
- 34°F
- Wind
- 2-10 mph
- Rain
- 0%
Big temperature swing (34°F to 70°F) — dress in removable layers.
Best Time to Be Outside Tomorrow
4 PM – 6 PM
Excellent conditions for outdoor activities (dry, comfortable temp, light wind, daylight)
97out of 100
More for Helena, MT
On this page
Forecast by ZIP in Helena
More cities in Montana
Frequently Asked Questions
What is the weather forecast for tomorrow in Helena, MT?
Tomorrow in Helena: High of 70°F, Low of 34°F. Clear with 0% chance of precipitation. Wind 2-10 mph.
Will it rain tomorrow in Helena?
No significant precipitation expected tomorrow.
What should I wear tomorrow in Helena?
With a high of 70°F and low of 34°F, check our "What to Wear" section above for specific clothing recommendations based on temperature, wind, and precipitation.
How accurate is this forecast?
Our forecasts come directly from the National Weather Service (NOAA). A next-day forecast is the most reliable part of any forecast, but it can still change, so check again in the evening. The page shows when the forecast was issued.