Lewis and Clark County (Helena)
Today
Today weather in Lewis and Clark County
Monday, April 20th, 2026
24°
Sunny
Lewis and Clark County will experience a pleasantly warm today, reaching temperatures of up to 23 °F and cooling to about 5 °F in the evening. Gentle breezes are expected across Lewis and Clark County Today, with speeds reaching around 15 km/h.
24° / 6°
Temp
0%
Rain
15 km/h
Wind
29%
Humidity
Lewis and Clark County Weather Pages
Lewis and Clark County hourly forecast for today
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| 12:00 AM | 01:00 AM | 02:00 AM | 03:00 AM | 04:00 AM | 05:00 AM | 06:00 AM | 06:31 AM | 07:00 AM | 08:00 AM | 09:00 AM | 10:00 AM | 11:00 AM | 12:00 PM | 01:00 PM | 02:00 PM | 03:00 PM | 04:00 PM | 05:00 PM | 06:00 PM | 07:00 PM | 08:00 PM | 08:23 PM | 09:00 PM | 10:00 PM | 11:00 PM | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| weather |  | | | | | | |  | | | | | | | | | | | | | | |  | | | | Next |
| temperatures | 11.6° | 11.2° | 10.6° | 10° | 8.4° | 7.4° | 6.7° | Sunrise | 8.2° | 10.5° | 13° | 15.2° | 17° | 18.7° | 20.3° | 21.5° | 22.6° | 22.8° | 22.6° | 21.6° | 18.2° | 15.3° | Sunset | 13.3° | 11.9° | 10.9° | |
| wind speed | 8 km/h | 7 km/h | 7 km/h | 7 km/h | 6 km/h | 6 km/h | 5 km/h | 5 km/h | 4 km/h | 2 km/h | 2 km/h | 4 km/h | 4 km/h | 4 km/h | 3 km/h | 1 km/h | 5 km/h | 13 km/h | 16 km/h | 14 km/h | 9 km/h | 5 km/h | 7 km/h | 8 km/h | |||
| wind degree | 214° | 213° | 212° | 211° | 208° | 202° | 195° | 196° | 197° | 172° | 116° | 48° | 29° | 32° | 33° | 350° | 263° | 244° | 253° | 282° | 277° | 244° | 213° | 210° | |||
| wind direction | SW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | S | ESE | NE | NNE | NNE | NE | N | W | WSW | WSW | WNW | W | WSW | SW | SSW | |||
| Precipitation | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | |||
| chance for rain | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | |||
| chance for snow | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | |||
| humidity | 24% | 24% | 25% | 27% | 28% | 47% | 48% | 50% | 45% | 38% | 32% | 28% | 24% | 20% | 17% | 16% | 15% | 16% | 18% | 22% | 29% | 32% | 35% | 36% | |||
| dew point | -8.6° | -8.8° | -8.5° | -8.1° | -8° | -3.7° | -3.9° | -3.6° | -1.6° | -1° | -0.9° | -1.5° | -1.9° | -2.9° | -3.9° | -4.5° | -4.7° | -4.2° | -2.9° | -1.5° | -3° | -3.6° | -3.6° | -4° | |||
| visibility | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | |||
| cloud cover | 0% | 0% | 0% | 0% | 0% | 13% | 10% | 17% | 25% | 19% | 11% | 9% | 9% | 6% | 6% | 10% | 15% | 10% | 10% | 8% | 5% | 6% | 6% | 4% | |||
| UV | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.4 | 1 | 2.5 | 4.1 | 5.6 | 6.5 | 6.5 | 5.5 | 4.1 | 2.3 | 1 | 0.3 | 0 | 0 | 0 | 0 |
Weather in Lewis and Clark County today
The weather in Lewis and Clark County today is expected to be significantly warmer than usual, with a forecast temperature of 24 °F, compared to an average of 12 °F for April 20th in recent years.
temperatures
24 °F
rain
0 mm
wind
15 km/h
UV
High
Lewis and Clark County daylight overview ☀️
Today in Lewis and Clark County, The sun rises at 06:31 and sets at 20:23, giving a total daylight duration of 13 hours and 52 minutes.
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What to wear today in Lewis and Clark County? clothing recommendations
Stay comfortably stylish - your tailored guide for today's Lewis and Clark County forecast.
Long-sleeve shirt
Long pant
Closed-toe shoes
Light jacket
The weather today in Lewis and Clark County - FAQ
What is the maximum temperature for today in Lewis and Clark County?
The maximum temperature for today in Lewis and Clark County is expected to be 24° degrees. Please dress accordingly to stay comfortable throughout the day.
Will it rain today in Lewis and Clark County? 🌧️
No, there is no significant chance of rain in Lewis and Clark County today. It should be a dry day.
What will be the wind speed today in Lewis and Clark County? 🌀
The wind in Lewis and Clark County is expected to blow at 15 km/h. This could affect outdoor activities, so plan accordingly.
How should I dress for the weather in Lewis and Clark County today?
Given the forecast of 24 °F with a 0% chance of rain, we advise checking our "What to wear today" section for recommendations. There, you will find tailored advice to help you stay comfortable and prepared for the weather conditions in Lewis and Clark County today.
What is the sunrise and sunset time for Lewis and Clark County today?
The sun is expected to rise at 06:31 and set at 20:23 in Lewis and Clark County.
How accurate is the weather forecast Lewis and Clark County today? ✅
Lewis and Clark County weather forecast for today is based on the most current and sophisticated meteorological models available. While we strive for accuracy, weather conditions can change unexpectedly, so we recommend checking for updates regularly.
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Where is Lewis and Clark County?Get accurate weather forecasts for Lewis and Clark County, located at latitude 46.593 and longitude -112.036. Stay updated with localized weather information tailored for Lewis and Clark County.
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