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Helena MO Weather - Lightning Observed - 73°F
Lightning Observed
73°F
Updated 5:16 am
Feels Like 68°F
Humidity 73%
Wind VRB 3 mph
Barometer  29.88 in
Dew Point 64°F
Helena MO Weather - Lightning Observed - 23°C
Lightning Observed
23°C
Updated 5:16 am
Feels Like 20°C
Humidity 73%
Wind VRB 5 km/h
Barometer  101.1 kPa
Dew Point 18°C
Helena, MO Weather and Current Conditionshelena mo weather forecast

Helena, MO Weather Forecast

Helena Missouri WeatherHelena, Missouri Weather Weather Forecast
14 day API weather forecast for Helena, Missouri. Note: The 7-day weather forecast for Helena, MO is the most reliable and accurate weather forecast. This model should only be used as a likely scenario. It is difficult to predict weather more than 7 days ahead.
Helena, MO Weather Forecast Dated: 516 AM Sat Sep 12 2026
Expect a very warm period with a mix of sun and clouds and occasional showers over the coming period. moderate humidity and no major pressure swings will dominate.

Saturday, September 12, 2026

Mid-Morning
Helena Weather - 2026-09-12 - Morning - Sunny
75°F 24°C
Sunny
Mid-Afternoon
Helena Weather - 2026-09-12 - Afternoon - Sunny
86°F 30°C
Sunny
Early-Evening
Helena Weather - 2026-09-12 - Evening - Sunny
79°F 26°C
Sunny
Warm and summery near 86°F 30°C, sunny throughout the day, with lower humidity and steady pressure. Winds turning from the WSW to the NNE at 10 mph 17 km/h.

Sunday, September 13, 2026

Mid-Morning
Helena Weather - 2026-09-13 - Morning - Light Showers
63°F 17°C
Light Showers
Mid-Afternoon
Helena Weather - 2026-09-13 - Afternoon - Scattered Showers
71°F 22°C
Scattered Showers
Early-Evening
Helena Weather - 2026-09-13 - Evening - Light Showers
70°F 21°C
Light Showers
Comfortable with temperatures reaching 71°F 22°C, scattered downpours possible, with lower humidity and steady pressure. Winds blowing from the ENE at 12 mph 19 km/h. Gusts up to 21 mph 33 km/h.

Monday, September 14, 2026

Mid-Morning
Helena Weather - 2026-09-14 - Morning - Light Showers
64°F 18°C
Light Showers
Mid-Afternoon
Helena Weather - 2026-09-14 - Afternoon - Sunny
86°F 30°C
Sunny
Early-Evening
Helena Weather - 2026-09-14 - Evening - Sunny
90°F 33°C
Sunny
Very warm near 86°F 30°C, though humidity makes it feel like 90°F 32°C, morning showers, giving way to clearing skies, with lower humidity and barometric pressure falling. Winds moving from the SE to the S at 18 mph 30 km/h. Gusts up to 38 mph 60 km/h.

Tuesday, September 15, 2026

Mid-Morning
Helena Weather - 2026-09-15 - Morning - Cloudy
75°F 24°C
Cloudy
Mid-Afternoon
Helena Weather - 2026-09-15 - Afternoon - Overcast
82°F 28°C
Overcast
Early-Evening
Helena Weather - 2026-09-15 - Evening - Partly Cloudy
75°F 24°C
Partly Cloudy
Warm and summery around 82°F 28°C (feels like 86°F 30°C), overcast through the afternoon, turning cloudy this evening, with steady humidity and steady pressure. Winds picking up from NE at 4 mph 6 km/h to NE at 13 mph 20 km/h. Gusts up to 24 mph 38 km/h.

Wednesday, September 16, 2026

Mid-Morning
Helena Weather - 2026-09-16 - Morning - Overcast
73°F 23°C
Overcast
Mid-Afternoon
Helena Weather - 2026-09-16 - Afternoon - Cloudy
87°F 30°C
Cloudy
Early-Evening
Helena Weather - 2026-09-16 - Evening - Sunny
84°F 29°C
Sunny
Quite warm reaching 87°F 30°C, feeling like 90°F 32°C during peak afternoon, overcast in the morning, becoming partly cloudy through the afternoon and evening, with lower humidity and steady pressure. Winds shifting from the ESE to the SE at 10 mph 15 km/h. Gusts up to 21 mph 34 km/h.

Thursday, September 17, 2026

Mid-Morning
Helena Weather - 2026-09-17 - Morning - Overcast
82°F 28°C
Overcast
Mid-Afternoon
Helena Weather - 2026-09-17 - Afternoon - Sunny
94°F 34°C
Sunny
Early-Evening
Helena Weather - 2026-09-17 - Evening - Nearby Thunderstorms
90°F 32°C
Nearby Thunderstorms
Very hot with temperatures reaching 94°F 34°C, heavy thunderstorms conditions at times, with lower humidity and steady pressure. Winds SSW at 16 mph 26 km/h. Gusts up to 33 mph 53 km/h.

Friday, September 18, 2026

Mid-Morning
Helena Weather - 2026-09-18 - Morning - Light Fog
65°F 18°C
Light Fog
Mid-Afternoon
Helena Weather - 2026-09-18 - Afternoon - Scattered Showers
60°F 15°C
Scattered Showers
Early-Evening
Helena Weather - 2026-09-18 - Evening - Light Showers
58°F 15°C
Light Showers
Comfortable at 60°F 15°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds switching from the WNW to the NW at 11 mph 17 km/h.

Saturday, September 19, 2026

Mid-Morning
Helena Weather - 2026-09-19 - Morning - Overcast
58°F 15°C
Overcast
Mid-Afternoon
Helena Weather - 2026-09-19 - Afternoon - Scattered Showers
64°F 18°C
Scattered Showers
Early-Evening
Helena Weather - 2026-09-19 - Evening - Overcast
63°F 17°C
Overcast
Cool with a high near 64°F 18°C, scattered downpours possible, with steady humidity and steady pressure. Winds moving from the ESE to the ENE at 9 mph 14 km/h.

Sunday, September 20, 2026

Mid-Morning
Helena Weather - 2026-09-20 - Morning - Sunny
59°F 15°C
Sunny
Mid-Afternoon
Helena Weather - 2026-09-20 - Afternoon - Sunny
70°F 21°C
Sunny
Early-Evening
Helena Weather - 2026-09-20 - Evening - Sunny
65°F 19°C
Sunny
Mild temperatures up to 70°F 21°C, sunny throughout the day, with lower humidity and steady pressure. Winds ENE at 9 mph 14 km/h.

Monday, September 21, 2026

Mid-Morning
Helena Weather - 2026-09-21 - Morning - Sunny
59°F 15°C
Sunny
Mid-Afternoon
Helena Weather - 2026-09-21 - Afternoon - Partly Cloudy
72°F 22°C
Partly Cloudy
Early-Evening
Helena Weather - 2026-09-21 - Evening - Sunny
68°F 20°C
Sunny
Mild with a high of 72°F 22°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with lower humidity and barometric pressure falling. Winds out of the SSE at 6 mph 10 km/h.

Tuesday, September 22, 2026

Mid-Morning
Helena Weather - 2026-09-22 - Morning - Sunny
64°F 18°C
Sunny
Mid-Afternoon
Helena Weather - 2026-09-22 - Afternoon - Sunny
86°F 30°C
Sunny
Early-Evening
Helena Weather - 2026-09-22 - Evening - Sunny
81°F 27°C
Sunny
Warm and summery near 86°F 30°C, sunny through the afternoon, turning partly cloudy this evening, with lower humidity and barometric pressure falling. Winds turning from the SW to the S at 9 mph 15 km/h.

Wednesday, September 23, 2026

Mid-Morning
Helena Weather - 2026-09-23 - Morning - Sunny
68°F 20°C
Sunny
Mid-Afternoon
Helena Weather - 2026-09-23 - Afternoon - Sunny
78°F 26°C
Sunny
Early-Evening
Helena Weather - 2026-09-23 - Evening - Sunny
71°F 22°C
Sunny
Comfortable with temperatures reaching 78°F 26°C, sunny throughout the day, with steady humidity and steady pressure. Winds NNE at 11 mph 18 km/h.

Thursday, September 24, 2026

Mid-Morning
Helena Weather - 2026-09-24 - Morning - Sunny
59°F 15°C
Sunny
Mid-Afternoon
Helena Weather - 2026-09-24 - Afternoon - Sunny
74°F 24°C
Sunny
Early-Evening
Helena Weather - 2026-09-24 - Evening - Sunny
73°F 23°C
Sunny
Enjoyable around 74°F 24°C, sunny throughout the day, with steady humidity and barometric pressure falling. Winds moving from the E to the SE at 12 mph 19 km/h. Gusts up to 25 mph 40 km/h.

Friday, September 25, 2026

Mid-Morning
Helena Weather - 2026-09-25 - Morning - Cloudy
79°F 26°C
Cloudy
Mid-Afternoon
Helena Weather - 2026-09-25 - Afternoon - Sunny
94°F 34°C
Sunny
Early-Evening
Helena Weather - 2026-09-25 - Evening - Light Showers
80°F 27°C
Light Showers
Hot temperatures near 94°F 34°C, mainly dry until evening showers arrive, with increasing humidity and steady pressure. Winds swinging from the SSW to the E at 15 mph 23 km/h. Gusts up to 30 mph 47 km/h.

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Weather by the Numbers

Sat, 12th
Helena MO Weather - Saturday, Sep 12, 2026 - Cloudy
Hi: 86°F 30°C
Lo: 67°F 19°C
Sunrise 06:57 AM
Sunset 07:33 PM
Wind NNW 9 mph14 km/h
Dew Point 62°F17°C
uv Index 6
Barometric Pressure 29.91 in1013 mb
POP 9% *
Humidity 55%
Sun, 13th
Helena MO Weather - Sunday, Sep 13, 2026 - Patchy Rain Nearby
Hi: 74°F 23°C
Lo: 62°F 17°C
Sunrise 06:58 AM
Sunset 07:31 PM
Wind ENE 11 mph18 km/h
Dew Point 57°F14°C
uv Index 4
Barometric Pressure 30.06 in1018 mb
POP 23% *
Humidity 75%
Mon, 14th
Helena MO Weather - Monday, Sep 14, 2026 - Patchy Rain Nearby
Hi: 92°F 34°C
Lo: 60°F 15°C
Sunrise 06:59 AM
Sunset 07:29 PM
Wind SE 20 mph32 km/h
Dew Point 68°F20°C
uv Index 6
Barometric Pressure 29.97 in1015 mb
POP 32% *
Humidity 88%
Tue, 15th
Helena MO Weather - Tuesday, Sep 15, 2026 - Light Rain Shower
Hi: 82°F 28°C
Lo: 68°F 20°C
Sunrise 07:00 AM
Sunset 07:28 PM
Wind NE 10 mph17 km/h
Dew Point 66°F19°C
uv Index 6
Barometric Pressure 30 in1016 mb
POP 42% *
Humidity 64%
Wed, 16th
Helena MO Weather - Wednesday, Sep 16, 2026 - Patchy Rain Nearby
Hi: 89°F 31°C
Lo: 66°F 19°C
Sunrise 07:01 AM
Sunset 07:26 PM
Wind SSE 9 mph14 km/h
Dew Point 68°F20°C
uv Index 6
Barometric Pressure 30.03 in1017 mb
POP 27% *
Humidity 70%
Thu, 17th
Helena MO Weather - Thursday, Sep 17, 2026 - Sunny
Hi: 95°F 35°C
Lo: 79°F 26°C
Sunrise 07:02 AM
Sunset 07:24 PM
Wind SSW 17 mph27 km/h
Dew Point 63°F17°C
uv Index 8
Barometric Pressure 29.94 in1014 mb
POP 1% *
Humidity 43%
Fri, 18th
Helena MO Weather - Friday, Sep 18, 2026 - Mist
Hi: 72°F 22°C
Lo: 55°F 13°C
Sunrise 07:03 AM
Sunset 07:23 PM
Wind NW 8 mph13 km/h
Dew Point 61°F16°C
uv Index 4
Barometric Pressure 30.09 in1019 mb
POP 44% *
Humidity 95%
Sat, 19th
Helena MO Weather - Saturday, Sep 19, 2026 - Overcast
Hi: 64°F 18°C
Lo: 54°F 12°C
Sunrise 07:04 AM
Sunset 07:21 PM
Wind WSW 13 mph22 km/h
Dew Point 53°F12°C
uv Index 4
Barometric Pressure 30.12 in1020 mb
POP 21% *
Humidity 75%
Sun, 20th
Helena MO Weather - Sunday, Sep 20, 2026 - Sunny
Hi: 71°F 22°C
Lo: 55°F 13°C
Sunrise 07:05 AM
Sunset 07:19 PM
Wind ENE 9 mph15 km/h
Dew Point 47°F9°C
uv Index 5
Barometric Pressure 30.18 in1022 mb
POP 2% *
Humidity 52%
Mon, 21st
Helena MO Weather - Monday, Sep 21, 2026 - Partly Cloudy
Hi: 73°F 23°C
Lo: 53°F 12°C
Sunrise 07:06 AM
Sunset 07:18 PM
Wind SSE 7 mph11 km/h
Dew Point 47°F8°C
uv Index 5
Barometric Pressure 30.12 in1020 mb
POP 4% *
Humidity 48%
Tue, 22nd
Helena MO Weather - Tuesday, Sep 22, 2026 - Sunny
Hi: 88°F 31°C
Lo: 58°F 14°C
Sunrise 07:07 AM
Sunset 07:16 PM
Wind SW 12 mph19 km/h
Dew Point 50°F10°C
uv Index 6
Barometric Pressure 29.91 in1013 mb
POP 1% *
Humidity 39%
Wed, 23rd
Helena MO Weather - Wednesday, Sep 23, 2026 - Sunny
Hi: 79°F 26°C
Lo: 63°F 17°C
Sunrise 07:08 AM
Sunset 07:14 PM
Wind NNE 11 mph18 km/h
Dew Point 42°F6°C
uv Index 6
Barometric Pressure 30.03 in1017 mb
POP 1% *
Humidity 31%
Thu, 24th
Helena MO Weather - Thursday, Sep 24, 2026 - Sunny
Hi: 76°F 25°C
Lo: 55°F 13°C
Sunrise 07:09 AM
Sunset 07:13 PM
Wind ESE 13 mph21 km/h
Dew Point 38°F3°C
uv Index 5
Barometric Pressure 30.12 in1020 mb
POP 1% *
Humidity 33%
Fri, 25th
Helena MO Weather - Friday, Sep 25, 2026 - Sunny
Hi: 94°F 34°C
Lo: 67°F 20°C
Sunrise 07:10 AM
Sunset 07:11 PM
Wind SW 22 mph35 km/h
Dew Point 46°F8°C
uv Index 8
Barometric Pressure 29.8 in1009 mb
POP 1% *
Humidity 23%
* POP = Probability of Precipitation. Data for 12:00 PM.