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Vandalia MO Weather - Overcast - 66°F
Overcast
66°F
Updated 5:02 pm
Feels Like 68°F
Humidity 82%
Wind N 5 mph
Barometer  30.07 in
Dew Point 60°F
Vandalia MO Weather - Overcast - 19°C
Overcast
19°C
Updated 5:02 pm
Feels Like 20°C
Humidity 82%
Wind N 8 km/h
Barometer  101.8 kPa
Dew Point 16°C
Vandalia, MO Weather and Current Conditionsvandalia mo weather forecast

Vandalia, MO Weather Forecast

Vandalia Missouri WeatherVandalia, Missouri Weather Weather Forecast
14 day API forecast for Vandalia, Missouri. Note. The 7-day weather forecast for Vandalia, MO is the most reliable and accurate forecast. This model should only be used as a likely scenario. It is difficult to predict weather more than 7 days in advance.
Vandalia, MO Weather Forecast Dated: 502 PM Mon Sep 21 2026
Expect a mild stretch with more clouds than sun and occasional showers over the coming period. generally humid conditions and no major pressure swings will dominate.

Monday, September 21, 2026

Mid-Morning
Vandalia Weather - 2026-09-21 - Morning - Scattered Showers
62°F 17°C
Scattered Showers
Mid-Afternoon
Vandalia Weather - 2026-09-21 - Afternoon - Scattered Showers
69°F 21°C
Scattered Showers
Early-Evening
Vandalia Weather - 2026-09-21 - Evening - Overcast
67°F 20°C
Overcast
Pleasant near 69°F 21°C, periods of heavy rain and gusty conditions, with lower humidity and steady pressure. Winds turning from the NE to the ENE at 10 mph 15 km/h.

Tuesday, September 22, 2026

Mid-Morning
Vandalia Weather - 2026-09-22 - Morning - Overcast
61°F 16°C
Overcast
Mid-Afternoon
Vandalia Weather - 2026-09-22 - Afternoon - Overcast
66°F 19°C
Overcast
Early-Evening
Vandalia Weather - 2026-09-22 - Evening - Overcast
62°F 17°C
Overcast
Mildly cool near 66°F 19°C, overcast through the afternoon, turning cloudy this evening, with lower humidity and steady pressure. Winds blowing from the NE at 9 mph 14 km/h.

Wednesday, September 23, 2026

Mid-Morning
Vandalia Weather - 2026-09-23 - Morning - Sunny
61°F 16°C
Sunny
Mid-Afternoon
Vandalia Weather - 2026-09-23 - Afternoon - Sunny
75°F 24°C
Sunny
Early-Evening
Vandalia Weather - 2026-09-23 - Evening - Cloudy
67°F 20°C
Cloudy
Enjoyable around 75°F 24°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and steady pressure. Winds moving from the NE to the ENE at 9 mph 15 km/h.

Thursday, September 24, 2026

Mid-Morning
Vandalia Weather - 2026-09-24 - Morning - Sunny
59°F 15°C
Sunny
Mid-Afternoon
Vandalia Weather - 2026-09-24 - Afternoon - Partly Cloudy
75°F 24°C
Partly Cloudy
Early-Evening
Vandalia Weather - 2026-09-24 - Evening - Partly Cloudy
70°F 21°C
Partly Cloudy
Mild temperatures up to 75°F 24°C, sunny in the morning, partly cloudy in the afternoon, and overcast this evening, with lower humidity and steady pressure. Winds swinging from the ENE to the E at 8 mph 12 km/h.

Friday, September 25, 2026

Mid-Morning
Vandalia Weather - 2026-09-25 - Morning - Overcast
64°F 18°C
Overcast
Mid-Afternoon
Vandalia Weather - 2026-09-25 - Afternoon - Overcast
79°F 26°C
Overcast
Early-Evening
Vandalia Weather - 2026-09-25 - Evening - Overcast
75°F 24°C
Overcast
Mild with a high of 79°F 26°C, overcast throughout the day, with lower humidity and barometric pressure falling. Winds blowing from the SSE at 8 mph 12 km/h.

Saturday, September 26, 2026

Mid-Morning
Vandalia Weather - 2026-09-26 - Morning - Scattered Showers
69°F 21°C
Scattered Showers
Mid-Afternoon
Vandalia Weather - 2026-09-26 - Afternoon - Scattered Showers
77°F 25°C
Scattered Showers
Early-Evening
Vandalia Weather - 2026-09-26 - Evening - Scattered Showers
76°F 24°C
Scattered Showers
Pleasant near 77°F 25°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds turning from the SSE to the ESE at 6 mph 9 km/h.

Sunday, September 27, 2026

Mid-Morning
Vandalia Weather - 2026-09-27 - Morning - Overcast
70°F 21°C
Overcast
Mid-Afternoon
Vandalia Weather - 2026-09-27 - Afternoon - Sunny
83°F 28°C
Sunny
Early-Evening
Vandalia Weather - 2026-09-27 - Evening - Sunny
73°F 23°C
Sunny
Balmy with temperatures reaching 83°F 28°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with steady humidity and steady pressure. Winds switching from the SW to the NNE at 9 mph 14 km/h.

Monday, September 28, 2026

Mid-Morning
Vandalia Weather - 2026-09-28 - Morning - Fog
66°F 19°C
Fog
Mid-Afternoon
Vandalia Weather - 2026-09-28 - Afternoon - Sunny
83°F 29°C
Sunny
Early-Evening
Vandalia Weather - 2026-09-28 - Evening - Overcast
80°F 27°C
Overcast
Quite warm around 83°F 29°C, overcast in the morning, cloudy in the afternoon, and overcast this evening, with lower humidity and barometric pressure falling. Winds moving from the E to the SE at 9 mph 14 km/h.

Tuesday, September 29, 2026

Mid-Morning
Vandalia Weather - 2026-09-29 - Morning - Light Showers
68°F 20°C
Light Showers
Mid-Afternoon
Vandalia Weather - 2026-09-29 - Afternoon - Light Showers
71°F 22°C
Light Showers
Early-Evening
Vandalia Weather - 2026-09-29 - Evening - Scattered Showers
68°F 21°C
Scattered Showers
Mild temperatures up to 71°F 22°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds swinging from the SSW to the SW at 7 mph 11 km/h.

Wednesday, September 30, 2026

Mid-Morning
Vandalia Weather - 2026-09-30 - Morning - Overcast
66°F 19°C
Overcast
Mid-Afternoon
Vandalia Weather - 2026-09-30 - Afternoon - Scattered Showers
83°F 28°C
Scattered Showers
Early-Evening
Vandalia Weather - 2026-09-30 - Evening - Sunny
78°F 26°C
Sunny
Very warm with a high of 83°F 28°C, periods of heavy rain and gusty conditions, with lower humidity and steady pressure. Winds shifting from the E to the SSE at 6 mph 9 km/h.

Thursday, October 1, 2026

Mid-Morning
Vandalia Weather - 2026-10-01 - Morning - Light Showers
66°F 19°C
Light Showers
Mid-Afternoon
Vandalia Weather - 2026-10-01 - Afternoon - Overcast
68°F 20°C
Overcast
Early-Evening
Vandalia Weather - 2026-10-01 - Evening - Scattered Showers
60°F 15°C
Scattered Showers
Pleasant near 68°F 20°C, scattered downpours possible, with lower humidity and barometric pressure rising. Winds turning from the SW to the ESE at 13 mph 21 km/h. Gusts up to 26 mph 41 km/h.

Friday, October 2, 2026

Mid-Morning
Vandalia Weather - 2026-10-02 - Morning - Sunny
54°F 12°C
Sunny
Mid-Afternoon
Vandalia Weather - 2026-10-02 - Afternoon - Sunny
65°F 18°C
Sunny
Early-Evening
Vandalia Weather - 2026-10-02 - Evening - Sunny
58°F 15°C
Sunny
Cool with a high near 65°F 18°C, sunny throughout the day, with steady humidity and steady pressure. Winds NNE at 13 mph 20 km/h.

Saturday, October 3, 2026

Mid-Morning
Vandalia Weather - 2026-10-03 - Morning - Overcast
51°F 10°C
Overcast
Mid-Afternoon
Vandalia Weather - 2026-10-03 - Afternoon - Overcast
61°F 16°C
Overcast
Early-Evening
Vandalia Weather - 2026-10-03 - Evening - Overcast
56°F 14°C
Overcast
Refreshing around 61°F 16°C, overcast throughout the day, with lower humidity and barometric pressure falling. Winds moving from the NE to the ENE at 9 mph 14 km/h.

Sunday, October 4, 2026

Mid-Morning
Vandalia Weather - 2026-10-04 - Morning - Overcast
49°F 10°C
Overcast
Mid-Afternoon
Vandalia Weather - 2026-10-04 - Afternoon - Overcast
60°F 16°C
Overcast
Early-Evening
Vandalia Weather - 2026-10-04 - Evening - Overcast
56°F 14°C
Overcast
Mildly cool near 60°F 16°C, overcast throughout the day, with lower humidity and steady pressure. Winds swinging from the E to the ESE at 9 mph 13 km/h.

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Weather by the Numbers

Mon, 21st
Vandalia MO Weather - Monday, Sep 21, 2026 - Light Rain Shower
Hi: 70°F 21°C
Lo: 62°F 16°C
Sunrise 06:53 AM
Sunset 07:05 PM
Wind NE 7 mph11 km/h
Dew Point 62°F17°C
uv Index 2
Barometric Pressure 30.03 in1017 mb
POP 50% *
Humidity 89%
Tue, 22nd
Vandalia MO Weather - Tuesday, Sep 22, 2026 - Overcast
Hi: 67°F 19°C
Lo: 56°F 14°C
Sunrise 06:54 AM
Sunset 07:03 PM
Wind NE 9 mph14 km/h
Dew Point 54°F12°C
uv Index 2
Barometric Pressure 30.18 in1022 mb
POP 18% *
Humidity 70%
Wed, 23rd
Vandalia MO Weather - Wednesday, Sep 23, 2026 - Sunny
Hi: 75°F 24°C
Lo: 55°F 13°C
Sunrise 06:55 AM
Sunset 07:01 PM
Wind NE 10 mph16 km/h
Dew Point 52°F11°C
uv Index 6
Barometric Pressure 30.27 in1025 mb
POP 2% *
Humidity 51%
Thu, 24th
Vandalia MO Weather - Thursday, Sep 24, 2026 - Cloudy
Hi: 75°F 24°C
Lo: 55°F 13°C
Sunrise 06:56 AM
Sunset 07:00 PM
Wind ENE 7 mph11 km/h
Dew Point 51°F11°C
uv Index 6
Barometric Pressure 30.24 in1024 mb
POP 8% *
Humidity 52%
Fri, 25th
Vandalia MO Weather - Friday, Sep 25, 2026 - Overcast
Hi: 80°F 27°C
Lo: 61°F 16°C
Sunrise 06:56 AM
Sunset 06:58 PM
Wind SE 8 mph13 km/h
Dew Point 55°F13°C
uv Index 5
Barometric Pressure 30.15 in1021 mb
POP 11% *
Humidity 50%
Sat, 26th
Vandalia MO Weather - Saturday, Sep 26, 2026 - Patchy Rain Nearby
Hi: 77°F 25°C
Lo: 67°F 19°C
Sunrise 06:57 AM
Sunset 06:56 PM
Wind S 11 mph17 km/h
Dew Point 57°F14°C
uv Index 5
Barometric Pressure 30.03 in1017 mb
POP 20% *
Humidity 55%
Sun, 27th
Vandalia MO Weather - Sunday, Sep 27, 2026 - Sunny
Hi: 83°F 28°C
Lo: 65°F 19°C
Sunrise 06:58 AM
Sunset 06:55 PM
Wind W 7 mph11 km/h
Dew Point 61°F16°C
uv Index 7
Barometric Pressure 29.94 in1014 mb
POP 2% *
Humidity 55%
Mon, 28th
Vandalia MO Weather - Monday, Sep 28, 2026 - Overcast
Hi: 85°F 30°C
Lo: 61°F 16°C
Sunrise 06:59 AM
Sunset 06:53 PM
Wind SE 6 mph10 km/h
Dew Point 59°F15°C
uv Index 5
Barometric Pressure 29.91 in1013 mb
POP 5% *
Humidity 57%
Tue, 29th
Vandalia MO Weather - Tuesday, Sep 29, 2026 - Light Rain Shower
Hi: 75°F 24°C
Lo: 66°F 19°C
Sunrise 07:00 AM
Sunset 06:51 PM
Wind SW 12 mph20 km/h
Dew Point 66°F19°C
uv Index 5
Barometric Pressure 29.8 in1009 mb
POP 66% *
Humidity 89%
Wed, 30th
Vandalia MO Weather - Wednesday, Sep 30, 2026 - Patchy Rain Nearby
Hi: 84°F 29°C
Lo: 65°F 19°C
Sunrise 07:01 AM
Sunset 06:50 PM
Wind SE 7 mph12 km/h
Dew Point 63°F17°C
uv Index 5
Barometric Pressure 29.97 in1015 mb
POP 13% *
Humidity 67%
Thu, 1st
Vandalia MO Weather - Thursday, Oct 1, 2026 - Light Rain Shower
Hi: 74°F 23°C
Lo: 56°F 14°C
Sunrise 07:02 AM
Sunset 06:48 PM
Wind ESE 6 mph9 km/h
Dew Point 62°F17°C
uv Index 4
Barometric Pressure 30.06 in1018 mb
POP 62% *
Humidity 91%
Fri, 2nd
Vandalia MO Weather - Friday, Oct 2, 2026 - Sunny
Hi: 65°F 18°C
Lo: 49°F 10°C
Sunrise 07:03 AM
Sunset 06:47 PM
Wind NNE 12 mph19 km/h
Dew Point 40°F5°C
uv Index 5
Barometric Pressure 30.39 in1029 mb
POP 1% *
Humidity 46%
Sat, 3rd
Vandalia MO Weather - Saturday, Oct 3, 2026 - Cloudy
Hi: 61°F 16°C
Lo: 47°F 8°C
Sunrise 07:04 AM
Sunset 06:45 PM
Wind ENE 11 mph18 km/h
Dew Point 34°F1°C
uv Index 3
Barometric Pressure 30.39 in1029 mb
POP 9% *
Humidity 41%
Sun, 4th
Vandalia MO Weather - Sunday, Oct 4, 2026 - Overcast
Hi: 61°F 16°C
Lo: 45°F 7°C
Sunrise 07:05 AM
Sunset 06:43 PM
Wind ESE 12 mph19 km/h
Dew Point 36°F2°C
uv Index 3
Barometric Pressure 30.27 in1025 mb
POP 11% *
Humidity 46%
* POP = Probability of Precipitation. Data for 12:00 PM.