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Fairfax MO Weather - Light Rain - 99°F
Light Rain
99°F
Updated 6:27 pm
Feels Like 93°F
Humidity 33%
Wind S 13 mph
Barometer  29.91 in
Dew Point 65°F
Fairfax MO Weather - Light Rain - 37°C
Light Rain
37°C
Updated 6:27 pm
Feels Like 34°C
Humidity 33%
Wind S 21 km/h
Barometer  101.3 kPa
Dew Point 18°C
Fairfax, MO Weather and Current Conditionsfairfax mo weather forecast

Fairfax, MO Weather Forecast

Fairfax Missouri WeatherFairfax, Missouri Weather Weather Forecast
14 day API forecast for Fairfax, Missouri. Note. The 7-day weather forecast for Fairfax, 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.
Fairfax, MO Weather Forecast Dated: 627 PM Tue Sep 08 2026
Expect a very warm period with a mix of sun and clouds and frequent chances of rain over the coming period. moderate humidity and no major pressure swings will dominate.

Tuesday, September 8, 2026

Mid-Morning
Fairfax Weather - 2026-09-08 - Morning - Sunny
79°F 26°C
Sunny
Mid-Afternoon
Fairfax Weather - 2026-09-08 - Afternoon - Sunny
100°F 38°C
Sunny
Early-Evening
Fairfax Weather - 2026-09-08 - Evening - Sunny
89°F 32°C
Sunny
Scorching heat reaching 100°F 38°C, feeling like 108°F 42°C, sunny through the afternoon, turning partly cloudy this evening, with lower humidity and barometric pressure falling. Winds turning from the S to the NNE at 16 mph 26 km/h. Gusts up to 26 mph 42 km/h.

Wednesday, September 9, 2026

Mid-Morning
Fairfax Weather - 2026-09-09 - Morning - Overcast
77°F 25°C
Overcast
Mid-Afternoon
Fairfax Weather - 2026-09-09 - Afternoon - Cloudy
88°F 31°C
Cloudy
Early-Evening
Fairfax Weather - 2026-09-09 - Evening - Sunny
83°F 28°C
Sunny
Quite warm reaching 88°F 31°C, feeling like 91°F 33°C during peak afternoon, overcast in the morning, cloudy in the afternoon, and sunny this evening, with lower humidity and steady pressure. Winds switching from the ESE to the NNE at 6 mph 9 km/h.

Thursday, September 10, 2026

Mid-Morning
Fairfax Weather - 2026-09-10 - Morning - Sunny
69°F 21°C
Sunny
Mid-Afternoon
Fairfax Weather - 2026-09-10 - Afternoon - Sunny
90°F 32°C
Sunny
Early-Evening
Fairfax Weather - 2026-09-10 - Evening - Sunny
85°F 30°C
Sunny
Sizzling hot with 90°F 32°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds moving from the E to the SE at 11 mph 18 km/h. Gusts up to 22 mph 35 km/h.

Friday, September 11, 2026

Mid-Morning
Fairfax Weather - 2026-09-11 - Morning - Sunny
76°F 24°C
Sunny
Mid-Afternoon
Fairfax Weather - 2026-09-11 - Afternoon - Sunny
99°F 37°C
Sunny
Early-Evening
Fairfax Weather - 2026-09-11 - Evening - Sunny
89°F 32°C
Sunny
Hot temperatures near 99°F 37°C, sunny through the afternoon, turning cloudy this evening, with lower humidity and barometric pressure falling. Winds swinging from the S to the SSW at 8 mph 13 km/h.

Saturday, September 12, 2026

Mid-Morning
Fairfax Weather - 2026-09-12 - Morning - Cloudy
61°F 16°C
Cloudy
Mid-Afternoon
Fairfax Weather - 2026-09-12 - Afternoon - Overcast
72°F 22°C
Overcast
Early-Evening
Fairfax Weather - 2026-09-12 - Evening - Nearby Thunderstorms
76°F 25°C
Nearby Thunderstorms
Mild with a high of 72°F 22°C, locally heavy thunderstorms at times, with increasing humidity and barometric pressure falling. Winds shifting from the NNE to the E at 9 mph 15 km/h.

Sunday, September 13, 2026

Mid-Morning
Fairfax Weather - 2026-09-13 - Morning - Light Fog
71°F 22°C
Light Fog
Mid-Afternoon
Fairfax Weather - 2026-09-13 - Afternoon - Light Showers
73°F 23°C
Light Showers
Early-Evening
Fairfax Weather - 2026-09-13 - Evening - Light Showers
69°F 21°C
Light Showers
Pleasant near 73°F 23°C, dry early, with showers continuing through afternoon and evening, with steady humidity and steady pressure. Winds SSE at 7 mph 12 km/h.

Monday, September 14, 2026

Mid-Morning
Fairfax Weather - 2026-09-14 - Morning - Light Showers
70°F 21°C
Light Showers
Mid-Afternoon
Fairfax Weather - 2026-09-14 - Afternoon - Cloudy
92°F 33°C
Cloudy
Early-Evening
Fairfax Weather - 2026-09-14 - Evening - Nearby Thunderstorms
88°F 31°C
Nearby Thunderstorms
Sizzling hot near 92°F 33°C with a heat index reaching 96°F 36°C, periods of heavy rain and gusty conditions, with lower humidity and barometric pressure falling. Winds switching from the SSE to the WSW at 15 mph 24 km/h. Gusts up to 34 mph 55 km/h.

Tuesday, September 15, 2026

Mid-Morning
Fairfax Weather - 2026-09-15 - Morning - Light Showers
73°F 23°C
Light Showers
Mid-Afternoon
Fairfax Weather - 2026-09-15 - Afternoon - Scattered Showers
82°F 28°C
Scattered Showers
Early-Evening
Fairfax Weather - 2026-09-15 - Evening - Partly Cloudy
80°F 27°C
Partly Cloudy
Quite warm reaching 82°F 28°C, feeling like 85°F 29°C during peak afternoon, scattered downpours possible, with lower humidity and steady pressure. Winds blowing from the ENE at 8 mph 13 km/h. Gusts up to 20 mph 33 km/h.

Wednesday, September 16, 2026

Mid-Morning
Fairfax Weather - 2026-09-16 - Morning - Light Showers
75°F 24°C
Light Showers
Mid-Afternoon
Fairfax Weather - 2026-09-16 - Afternoon - Sunny
94°F 35°C
Sunny
Early-Evening
Fairfax Weather - 2026-09-16 - Evening - Sunny
90°F 32°C
Sunny
Very hot with a high of 94°F 35°C, feeling closer to 97°F 36°C in the humidity, morning showers, giving way to clearing skies, with lower humidity and steady pressure. Winds SSW at 15 mph 24 km/h. Gusts up to 28 mph 45 km/h.

Thursday, September 17, 2026

Mid-Morning
Fairfax Weather - 2026-09-17 - Morning - Sunny
83°F 29°C
Sunny
Mid-Afternoon
Fairfax Weather - 2026-09-17 - Afternoon - Sunny
96°F 36°C
Sunny
Early-Evening
Fairfax Weather - 2026-09-17 - Evening - Sunny
88°F 32°C
Sunny
Very hot with a high of 96°F 36°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and steady pressure. Winds shifting from the S to the W at 14 mph 22 km/h. Gusts up to 23 mph 36 km/h.

Friday, September 18, 2026

Mid-Morning
Fairfax Weather - 2026-09-18 - Morning - Cloudy
63°F 17°C
Cloudy
Mid-Afternoon
Fairfax Weather - 2026-09-18 - Afternoon - Sunny
76°F 25°C
Sunny
Early-Evening
Fairfax Weather - 2026-09-18 - Evening - Light Showers
59°F 15°C
Light Showers
Pleasant near 76°F 25°C, mainly dry until evening showers arrive, with increasing humidity and steady pressure. Winds turning from the NNE to the N at 20 mph 31 km/h. Gusts up to 32 mph 51 km/h.

Saturday, September 19, 2026

Mid-Morning
Fairfax Weather - 2026-09-19 - Morning - Overcast
47°F 8°C
Overcast
Mid-Afternoon
Fairfax Weather - 2026-09-19 - Afternoon - Overcast
57°F 14°C
Overcast
Early-Evening
Fairfax Weather - 2026-09-19 - Evening - Sunny
56°F 14°C
Sunny
Crisp with a high near 57°F 14°C, overcast in the morning, partly cloudy in the afternoon, and cloudy this evening, with steady humidity and steady pressure. Winds switching from the NNE to the E at 8 mph 13 km/h.

Sunday, September 20, 2026

Mid-Morning
Fairfax Weather - 2026-09-20 - Morning - Sunny
48°F 9°C
Sunny
Mid-Afternoon
Fairfax Weather - 2026-09-20 - Afternoon - Sunny
62°F 17°C
Sunny
Early-Evening
Fairfax Weather - 2026-09-20 - Evening - Sunny
62°F 17°C
Sunny
Refreshing around 62°F 17°C, cloudy in the morning, becoming sunny through the afternoon and evening, with lower humidity and barometric pressure falling. Winds moving from the SE to the ESE at 7 mph 11 km/h.

Monday, September 21, 2026

Mid-Morning
Fairfax Weather - 2026-09-21 - Morning - Sunny
59°F 15°C
Sunny
Mid-Afternoon
Fairfax Weather - 2026-09-21 - Afternoon - Sunny
76°F 24°C
Sunny
Early-Evening
Fairfax Weather - 2026-09-21 - Evening - Sunny
72°F 23°C
Sunny
Mild temperatures up to 76°F 24°C, sunny throughout the day, with steady humidity and barometric pressure falling. Winds swinging from the S to the SE at 9 mph 14 km/h.

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Weather by the Numbers

Tue, 8th
Fairfax MO Weather - Tuesday, Sep 8, 2026 - Sunny
Hi: 100°F 38°C
Lo: 73°F 23°C
Sunrise 06:56 AM
Sunset 07:42 PM
Wind SSW 15 mph23 km/h
Dew Point 73°F23°C
uv Index 7
Barometric Pressure 29.88 in1012 mb
POP 1% *
Humidity 45%
Wed, 9th
Fairfax MO Weather - Wednesday, Sep 9, 2026 - Patchy Rain Nearby
Hi: 88°F 31°C
Lo: 75°F 24°C
Sunrise 06:57 AM
Sunset 07:41 PM
Wind SSE 1 mph2 km/h
Dew Point 68°F20°C
uv Index 2
Barometric Pressure 30 in1016 mb
POP 28% *
Humidity 74%
Thu, 10th
Fairfax MO Weather - Thursday, Sep 10, 2026 - Sunny
Hi: 91°F 33°C
Lo: 66°F 19°C
Sunrise 06:58 AM
Sunset 07:39 PM
Wind ESE 10 mph15 km/h
Dew Point 47°F8°C
uv Index 6
Barometric Pressure 29.97 in1015 mb
POP 0% *
Humidity 28%
Fri, 11th
Fairfax MO Weather - Friday, Sep 11, 2026 - Sunny
Hi: 100°F 38°C
Lo: 69°F 20°C
Sunrise 06:59 AM
Sunset 07:37 PM
Wind SSW 13 mph22 km/h
Dew Point 61°F16°C
uv Index 6
Barometric Pressure 29.74 in1007 mb
POP 1% *
Humidity 38%
Sat, 12th
Fairfax MO Weather - Saturday, Sep 12, 2026 - Patchy Rain Nearby
Hi: 79°F 26°C
Lo: 61°F 16°C
Sunrise 07:00 AM
Sunset 07:36 PM
Wind NNE 9 mph14 km/h
Dew Point 65°F18°C
uv Index 4
Barometric Pressure 29.91 in1013 mb
POP 30% *
Humidity 75%
Sun, 13th
Fairfax MO Weather - Sunday, Sep 13, 2026 - Overcast
Hi: 74°F 23°C
Lo: 67°F 19°C
Sunrise 07:01 AM
Sunset 07:34 PM
Wind SSE 6 mph10 km/h
Dew Point 64°F18°C
uv Index 5
Barometric Pressure 29.97 in1015 mb
POP 35% *
Humidity 76%
Mon, 14th
Fairfax MO Weather - Monday, Sep 14, 2026 - Overcast
Hi: 95°F 35°C
Lo: 67°F 19°C
Sunrise 07:02 AM
Sunset 07:32 PM
Wind S 19 mph30 km/h
Dew Point 67°F19°C
uv Index 6
Barometric Pressure 29.77 in1008 mb
POP 13% *
Humidity 66%
Tue, 15th
Fairfax MO Weather - Tuesday, Sep 15, 2026 - Partly Cloudy
Hi: 82°F 28°C
Lo: 71°F 22°C
Sunrise 07:03 AM
Sunset 07:31 PM
Wind NE 6 mph10 km/h
Dew Point 68°F20°C
uv Index 7
Barometric Pressure 29.97 in1015 mb
POP 15% *
Humidity 70%
Wed, 16th
Fairfax MO Weather - Wednesday, Sep 16, 2026 - Sunny
Hi: 96°F 35°C
Lo: 73°F 23°C
Sunrise 07:04 AM
Sunset 07:29 PM
Wind S 13 mph21 km/h
Dew Point 65°F19°C
uv Index 8
Barometric Pressure 29.94 in1014 mb
POP 2% *
Humidity 52%
Thu, 17th
Fairfax MO Weather - Thursday, Sep 17, 2026 - Sunny
Hi: 97°F 36°C
Lo: 75°F 24°C
Sunrise 07:04 AM
Sunset 07:27 PM
Wind SSW 17 mph27 km/h
Dew Point 62°F17°C
uv Index 8
Barometric Pressure 29.94 in1014 mb
POP 1% *
Humidity 39%
Fri, 18th
Fairfax MO Weather - Friday, Sep 18, 2026 - Sunny
Hi: 78°F 26°C
Lo: 51°F 11°C
Sunrise 07:05 AM
Sunset 07:25 PM
Wind NE 11 mph18 km/h
Dew Point 54°F12°C
uv Index 6
Barometric Pressure 30.09 in1019 mb
POP 3% *
Humidity 57%
Sat, 19th
Fairfax MO Weather - Saturday, Sep 19, 2026 - Overcast
Hi: 59°F 15°C
Lo: 45°F 7°C
Sunrise 07:06 AM
Sunset 07:24 PM
Wind NNE 12 mph19 km/h
Dew Point 30°F-1°C
uv Index 3
Barometric Pressure 30.42 in1030 mb
POP 11% *
Humidity 45%
Sun, 20th
Fairfax MO Weather - Sunday, Sep 20, 2026 - Overcast
Hi: 64°F 18°C
Lo: 45°F 7°C
Sunrise 07:07 AM
Sunset 07:22 PM
Wind SE 8 mph13 km/h
Dew Point 37°F3°C
uv Index 3
Barometric Pressure 30.24 in1024 mb
POP 4% *
Humidity 50%
Mon, 21st
Fairfax MO Weather - Monday, Sep 21, 2026 - Sunny
Hi: 77°F 25°C
Lo: 53°F 12°C
Sunrise 07:08 AM
Sunset 07:20 PM
Wind S 10 mph16 km/h
Dew Point 52°F11°C
uv Index 6
Barometric Pressure 30.15 in1021 mb
POP 2% *
Humidity 54%
* POP = Probability of Precipitation. Data for 12:00 PM.