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Fairfield IA Weather - Clear - 66°F
Clear
66°F
Updated 9:29 pm
Feels Like 67°F
Humidity 88%
Wind NNW 6 mph
Barometer  29.99 in
Dew Point 62°F
Fairfield IA Weather - Clear - 19°C
Clear
19°C
Updated 9:29 pm
Feels Like 19°C
Humidity 88%
Wind NNW 10 km/h
Barometer  101.5 kPa
Dew Point 17°C
Fairfield, IA Weather and Current Conditionsfairfield ia weather forecast

Fairfield, IA Weather Forecast

Fairfield Iowa WeatherFairfield, Iowa Weather Weather Forecast
14 day API Fairfield, IA weather forecast. Note. Our 7-day weather forecast for Fairfield, Iowa is our most reliable and accurate forecast. This model should only be used as a likely scenario. Forecasting more than 7 days is difficult.
Fairfield, IA Weather Forecast Dated: 929 PM Sat Sep 12 2026
Expect a mild stretch with more clouds than sun and frequent chances of rain over the coming period. generally humid conditions and no major pressure swings will dominate.

Saturday, September 12, 2026

Mid-Morning
Fairfield Weather - 2026-09-12 - Morning - Overcast
72°F 22°C
Overcast
Mid-Afternoon
Fairfield Weather - 2026-09-12 - Afternoon - Overcast
82°F 28°C
Overcast
Early-Evening
Fairfield Weather - 2026-09-12 - Evening - Sunny
75°F 24°C
Sunny
Warm and summery around 82°F 28°C (feels like 85°F 29°C), overcast through the afternoon, turning sunny this evening, with lower humidity and steady pressure. Winds turning from the WSW to the NNE at 9 mph 13 km/h.

Sunday, September 13, 2026

Mid-Morning
Fairfield Weather - 2026-09-13 - Morning - Overcast
62°F 17°C
Overcast
Mid-Afternoon
Fairfield Weather - 2026-09-13 - Afternoon - Overcast
68°F 20°C
Overcast
Early-Evening
Fairfield Weather - 2026-09-13 - Evening - Scattered Showers
66°F 19°C
Scattered Showers
Comfortable with temperatures reaching 68°F 20°C, scattered downpours possible, with steady humidity and steady pressure. Winds switching from the NE to the ENE at 8 mph 12 km/h.

Monday, September 14, 2026

Mid-Morning
Fairfield Weather - 2026-09-14 - Morning - Scattered Showers
57°F 14°C
Scattered Showers
Mid-Afternoon
Fairfield Weather - 2026-09-14 - Afternoon - Scattered Showers
67°F 20°C
Scattered Showers
Early-Evening
Fairfield Weather - 2026-09-14 - Evening - Sunny
75°F 24°C
Sunny
Comfortable at 67°F 20°C, locally heavy downpours at times, with lower humidity and barometric pressure falling. Winds SE at 14 mph 23 km/h. Gusts up to 35 mph 55 km/h.

Tuesday, September 15, 2026

Mid-Morning
Fairfield Weather - 2026-09-15 - Morning - Overcast
72°F 22°C
Overcast
Mid-Afternoon
Fairfield Weather - 2026-09-15 - Afternoon - Scattered Showers
80°F 27°C
Scattered Showers
Early-Evening
Fairfield Weather - 2026-09-15 - Evening - Overcast
74°F 24°C
Overcast
Warm and summery around 80°F 27°C (feels like 83°F 28°C), periods of heavy rain and gusty conditions, with lower humidity and steady pressure. Winds swinging from the W to the E at 8 mph 12 km/h.

Wednesday, September 16, 2026

Mid-Morning
Fairfield Weather - 2026-09-16 - Morning - Light Showers
69°F 21°C
Light Showers
Mid-Afternoon
Fairfield Weather - 2026-09-16 - Afternoon - Light Showers
62°F 17°C
Light Showers
Early-Evening
Fairfield Weather - 2026-09-16 - Evening - Scattered Showers
60°F 16°C
Scattered Showers
Refreshing around 62°F 17°C, scattered downpours possible, with steady humidity and steady pressure. Winds shifting from the E to the NE at 11 mph 17 km/h.

Thursday, September 17, 2026

Mid-Morning
Fairfield Weather - 2026-09-17 - Morning - Light Showers
62°F 17°C
Light Showers
Mid-Afternoon
Fairfield Weather - 2026-09-17 - Afternoon - Light Showers
64°F 18°C
Light Showers
Early-Evening
Fairfield Weather - 2026-09-17 - Evening - Overcast
63°F 17°C
Overcast
Mildly cool near 64°F 18°C, showers through the afternoon, tapering off by evening, with steady humidity and steady pressure.

Friday, September 18, 2026

Mid-Morning
Fairfield Weather - 2026-09-18 - Morning - Fog
63°F 17°C
Fog
Mid-Afternoon
Fairfield Weather - 2026-09-18 - Afternoon - Scattered Showers
68°F 20°C
Scattered Showers
Early-Evening
Fairfield Weather - 2026-09-18 - Evening - Light Showers
69°F 21°C
Light Showers
Comfortable with temperatures reaching 68°F 20°C, periods of heavy rain and gusty conditions, with steady humidity and barometric pressure falling. Winds ESE at 10 mph 16 km/h.

Saturday, September 19, 2026

Mid-Morning
Fairfield Weather - 2026-09-19 - Morning - Light Showers
66°F 19°C
Light Showers
Mid-Afternoon
Fairfield Weather - 2026-09-19 - Afternoon - Scattered Showers
64°F 18°C
Scattered Showers
Early-Evening
Fairfield Weather - 2026-09-19 - Evening - Scattered Showers
58°F 15°C
Scattered Showers
Cool with a high near 64°F 18°C, scattered downpours possible, with steady humidity and steady pressure. Winds picking up from SE at 7 mph 11 km/h to NNE at 15 mph 24 km/h. Gusts up to 28 mph 45 km/h.

Sunday, September 20, 2026

Mid-Morning
Fairfield Weather - 2026-09-20 - Morning - Overcast
58°F 14°C
Overcast
Mid-Afternoon
Fairfield Weather - 2026-09-20 - Afternoon - Overcast
65°F 18°C
Overcast
Early-Evening
Fairfield Weather - 2026-09-20 - Evening - Scattered Showers
64°F 18°C
Scattered Showers
Refreshing around 65°F 18°C, locally heavy downpours at times, with lower humidity and steady pressure. Winds blowing from the NE at 14 mph 23 km/h. Gusts up to 27 mph 44 km/h.

Monday, September 21, 2026

Mid-Morning
Fairfield Weather - 2026-09-21 - Morning - Scattered Showers
56°F 13°C
Scattered Showers
Mid-Afternoon
Fairfield Weather - 2026-09-21 - Afternoon - Light Showers
59°F 15°C
Light Showers
Early-Evening
Fairfield Weather - 2026-09-21 - Evening - Light Showers
59°F 15°C
Light Showers
Mildly cool near 59°F 15°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds ENE at 12 mph 19 km/h. Gusts up to 22 mph 36 km/h.

Tuesday, September 22, 2026

Mid-Morning
Fairfield Weather - 2026-09-22 - Morning - Scattered Showers
58°F 14°C
Scattered Showers
Mid-Afternoon
Fairfield Weather - 2026-09-22 - Afternoon - Cloudy
67°F 19°C
Cloudy
Early-Evening
Fairfield Weather - 2026-09-22 - Evening - Partly Cloudy
63°F 17°C
Partly Cloudy
Comfortable at 67°F 19°C, scattered downpours possible, with steady humidity and steady pressure. Winds shifting from the NNE to the N at 9 mph 14 km/h.

Wednesday, September 23, 2026

Mid-Morning
Fairfield Weather - 2026-09-23 - Morning - Sunny
65°F 19°C
Sunny
Mid-Afternoon
Fairfield Weather - 2026-09-23 - Afternoon - Sunny
75°F 24°C
Sunny
Early-Evening
Fairfield Weather - 2026-09-23 - Evening - Sunny
66°F 19°C
Sunny
Comfortable with temperatures reaching 75°F 24°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and steady pressure. Winds turning from the N to the NNW at 10 mph 15 km/h.

Thursday, September 24, 2026

Mid-Morning
Fairfield Weather - 2026-09-24 - Morning - Sunny
53°F 12°C
Sunny
Mid-Afternoon
Fairfield Weather - 2026-09-24 - Afternoon - Sunny
68°F 20°C
Sunny
Early-Evening
Fairfield Weather - 2026-09-24 - Evening - Sunny
65°F 18°C
Sunny
Enjoyable around 68°F 20°C, sunny through the afternoon, turning cloudy this evening, with lower humidity and barometric pressure falling. Winds switching from the NE to the ESE at 9 mph 14 km/h.

Friday, September 25, 2026

Mid-Morning
Fairfield Weather - 2026-09-25 - Morning - Cloudy
72°F 22°C
Cloudy
Mid-Afternoon
Fairfield Weather - 2026-09-25 - Afternoon - Scattered Showers
90°F 32°C
Scattered Showers
Early-Evening
Fairfield Weather - 2026-09-25 - Evening - Scattered Showers
77°F 25°C
Scattered Showers
Hot temperatures near 90°F 32°C, scattered downpours possible, with increasing humidity and steady pressure. Winds moving from the SSW to the ESE at 12 mph 19 km/h. Gusts up to 25 mph 39 km/h.

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Weather by the Numbers

Sat, 12th
Fairfield IA Weather - Saturday, Sep 12, 2026 - Overcast
Hi: 83°F 29°C
Lo: 65°F 19°C
Sunrise 06:45 AM
Sunset 07:22 PM
Wind NW 10 mph16 km/h
Dew Point 68°F20°C
uv Index 6
Barometric Pressure 29.88 in1012 mb
POP 18% *
Humidity 70%
Sun, 13th
Fairfield IA Weather - Sunday, Sep 13, 2026 - Patchy Rain Nearby
Hi: 73°F 23°C
Lo: 60°F 16°C
Sunrise 06:46 AM
Sunset 07:20 PM
Wind NE 9 mph14 km/h
Dew Point 49°F9°C
uv Index 5
Barometric Pressure 30.09 in1019 mb
POP 17% *
Humidity 44%
Mon, 14th
Fairfield IA Weather - Monday, Sep 14, 2026 - Overcast
Hi: 77°F 25°C
Lo: 57°F 14°C
Sunrise 06:47 AM
Sunset 07:19 PM
Wind SE 17 mph28 km/h
Dew Point 54°F12°C
uv Index 1
Barometric Pressure 30.09 in1019 mb
POP 20% *
Humidity 73%
Tue, 15th
Fairfield IA Weather - Tuesday, Sep 15, 2026 - Overcast
Hi: 80°F 27°C
Lo: 69°F 20°C
Sunrise 06:48 AM
Sunset 07:17 PM
Wind NNW 8 mph13 km/h
Dew Point 67°F20°C
uv Index 3
Barometric Pressure 30.03 in1017 mb
POP 19% *
Humidity 73%
Wed, 16th
Fairfield IA Weather - Wednesday, Sep 16, 2026 - Patchy Rain Nearby
Hi: 73°F 23°C
Lo: 59°F 15°C
Sunrise 06:49 AM
Sunset 07:15 PM
Wind E 10 mph15 km/h
Dew Point 59°F15°C
uv Index 1
Barometric Pressure 30.21 in1023 mb
POP 35% *
Humidity 93%
Thu, 17th
Fairfield IA Weather - Thursday, Sep 17, 2026 - Moderate Or Heavy Rain Shower
Hi: 64°F 18°C
Lo: 59°F 15°C
Sunrise 06:50 AM
Sunset 07:14 PM
Wind SSE 7 mph11 km/h
Dew Point 62°F17°C
uv Index 4
Barometric Pressure 30.21 in1023 mb
POP 85% *
Humidity 98%
Fri, 18th
Fairfield IA Weather - Friday, Sep 18, 2026 - Patchy Rain Nearby
Hi: 70°F 21°C
Lo: 60°F 15°C
Sunrise 06:51 AM
Sunset 07:12 PM
Wind E 9 mph15 km/h
Dew Point 62°F17°C
uv Index 4
Barometric Pressure 30.15 in1021 mb
POP 42% *
Humidity 92%
Sat, 19th
Fairfield IA Weather - Saturday, Sep 19, 2026 - Mist
Hi: 71°F 22°C
Lo: 58°F 14°C
Sunrise 06:52 AM
Sunset 07:10 PM
Wind W 4 mph6 km/h
Dew Point 66°F19°C
uv Index 5
Barometric Pressure 29.88 in1012 mb
POP 30% *
Humidity 89%
Sun, 20th
Fairfield IA Weather - Sunday, Sep 20, 2026 - Overcast
Hi: 66°F 19°C
Lo: 56°F 13°C
Sunrise 06:53 AM
Sunset 07:08 PM
Wind NE 15 mph24 km/h
Dew Point 55°F13°C
uv Index 4
Barometric Pressure 30.06 in1018 mb
POP 24% *
Humidity 81%
Mon, 21st
Fairfield IA Weather - Monday, Sep 21, 2026 - Overcast
Hi: 60°F 16°C
Lo: 55°F 13°C
Sunrise 06:54 AM
Sunset 07:07 PM
Wind ENE 14 mph23 km/h
Dew Point 55°F13°C
uv Index 4
Barometric Pressure 30 in1016 mb
POP 47% *
Humidity 86%
Tue, 22nd
Fairfield IA Weather - Tuesday, Sep 22, 2026 - Patchy Rain Nearby
Hi: 67°F 19°C
Lo: 55°F 13°C
Sunrise 06:55 AM
Sunset 07:05 PM
Wind NNE 13 mph21 km/h
Dew Point 55°F13°C
uv Index 4
Barometric Pressure 29.94 in1014 mb
POP 14% *
Humidity 74%
Wed, 23rd
Fairfield IA Weather - Wednesday, Sep 23, 2026 - Sunny
Hi: 75°F 24°C
Lo: 58°F 15°C
Sunrise 06:57 AM
Sunset 07:03 PM
Wind SW 14 mph22 km/h
Dew Point 40°F4°C
uv Index 6
Barometric Pressure 30 in1016 mb
POP 1% *
Humidity 31%
Thu, 24th
Fairfield IA Weather - Thursday, Sep 24, 2026 - Sunny
Hi: 70°F 21°C
Lo: 48°F 9°C
Sunrise 06:58 AM
Sunset 07:02 PM
Wind ENE 6 mph10 km/h
Dew Point 33°F0°C
uv Index 5
Barometric Pressure 30.21 in1023 mb
POP 1% *
Humidity 34%
Fri, 25th
Fairfield IA Weather - Friday, Sep 25, 2026 - Partly Cloudy
Hi: 91°F 33°C
Lo: 61°F 16°C
Sunrise 06:59 AM
Sunset 07:00 PM
Wind SW 21 mph33 km/h
Dew Point 49°F9°C
uv Index 8
Barometric Pressure 29.8 in1009 mb
POP 5% *
Humidity 28%
* POP = Probability of Precipitation. Data for 12:00 PM.