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Fillmore IL Weather - Partly Cloudy - 100°F
Partly Cloudy
100°F
Updated 5:01 pm
Feels Like 97°F
Humidity 37%
Wind N/A N/A mph
Barometer  29.93 in
Dew Point 69°F
Fillmore IL Weather - Partly Cloudy - 38°C
Partly Cloudy
38°C
Updated 5:01 pm
Feels Like 36°C
Humidity 37%
Wind N/A 0 km/h
Barometer  101.3 kPa
Dew Point 21°C
Fillmore, IL Weather and Current Conditionsfillmore il weather forecast

Fillmore, IL Weather Forecast

Fillmore Illinois WeatherFillmore, Illinois Weather Weather Forecast
14 day API forecast for Fillmore, Illinois. Note. The 7-day weather forecast for Fillmore, IL 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.
Fillmore, IL Weather Forecast Dated: 501 PM Thu Sep 03 2026
Expect a hot stretch with plenty of sunshine and occasional showers over the coming period. moderate humidity and no major pressure swings will dominate.

Thursday, September 3, 2026

Mid-Morning
Fillmore Weather - 2026-09-03 - Morning - Sunny
85°F 29°C
Sunny
Mid-Afternoon
Fillmore Weather - 2026-09-03 - Afternoon - Sunny
100°F 38°C
Sunny
Early-Evening
Fillmore Weather - 2026-09-03 - Evening - Sunny
91°F 33°C
Sunny
Scorching heat reaching 100°F 38°C, feeling like 105°F 41°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds turning from the SW to the S at 9 mph 15 km/h.

Friday, September 4, 2026

Mid-Morning
Fillmore Weather - 2026-09-04 - Morning - Sunny
87°F 31°C
Sunny
Mid-Afternoon
Fillmore Weather - 2026-09-04 - Afternoon - Partly Cloudy
100°F 38°C
Partly Cloudy
Early-Evening
Fillmore Weather - 2026-09-04 - Evening - Sunny
94°F 34°C
Sunny
Sweltering temperatures near 100°F 38°C with a heat index of 103°F 39°C, sunny in the morning, partly cloudy in the afternoon, and cloudy this evening, with lower humidity and steady pressure. Winds switching from the WSW to the ESE at 6 mph 9 km/h.

Saturday, September 5, 2026

Mid-Morning
Fillmore Weather - 2026-09-05 - Morning - Scattered Showers
84°F 29°C
Scattered Showers
Mid-Afternoon
Fillmore Weather - 2026-09-05 - Afternoon - Sunny
98°F 37°C
Sunny
Early-Evening
Fillmore Weather - 2026-09-05 - Evening - Sunny
88°F 31°C
Sunny
Very hot with a high of 98°F 37°C, feeling closer to 103°F 39°C in the humidity, locally heavy downpours at times, with increasing humidity and steady pressure. Winds moving from the WNW to the NE at 11 mph 17 km/h.

Sunday, September 6, 2026

Mid-Morning
Fillmore Weather - 2026-09-06 - Morning - Sunny
77°F 25°C
Sunny
Mid-Afternoon
Fillmore Weather - 2026-09-06 - Afternoon - Sunny
87°F 31°C
Sunny
Early-Evening
Fillmore Weather - 2026-09-06 - Evening - Sunny
77°F 25°C
Sunny
Warm temperatures up to 87°F 31°C, sunny throughout the day, with lower humidity and steady pressure. Winds out of the ENE at 14 mph 22 km/h. Gusts up to 20 mph 33 km/h.

Monday, September 7, 2026

Mid-Morning
Fillmore Weather - 2026-09-07 - Morning - Sunny
69°F 20°C
Sunny
Mid-Afternoon
Fillmore Weather - 2026-09-07 - Afternoon - Partly Cloudy
84°F 29°C
Partly Cloudy
Early-Evening
Fillmore Weather - 2026-09-07 - Evening - Sunny
76°F 25°C
Sunny
Very warm with a high of 84°F 29°C, sunny in the morning, becoming cloudy through the afternoon and evening, with steady humidity and steady pressure. Winds shifting from the E to the ENE at 9 mph 15 km/h.

Tuesday, September 8, 2026

Mid-Morning
Fillmore Weather - 2026-09-08 - Morning - Sunny
75°F 24°C
Sunny
Mid-Afternoon
Fillmore Weather - 2026-09-08 - Afternoon - Sunny
96°F 35°C
Sunny
Early-Evening
Fillmore Weather - 2026-09-08 - Evening - Sunny
90°F 33°C
Sunny
Very hot with temperatures reaching 96°F 35°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds SSE at 9 mph 14 km/h.

Wednesday, September 9, 2026

Mid-Morning
Fillmore Weather - 2026-09-09 - Morning - Sunny
90°F 32°C
Sunny
Mid-Afternoon
Fillmore Weather - 2026-09-09 - Afternoon - Sunny
98°F 37°C
Sunny
Early-Evening
Fillmore Weather - 2026-09-09 - Evening - Sunny
88°F 31°C
Sunny
Hot and sweltering around 98°F 37°C, sunny through the afternoon, turning cloudy this evening, with steady humidity and steady pressure. Winds switching from the SW to the NE at 11 mph 18 km/h. Gusts up to 20 mph 32 km/h.

Thursday, September 10, 2026

Mid-Morning
Fillmore Weather - 2026-09-10 - Morning - Sunny
81°F 27°C
Sunny
Mid-Afternoon
Fillmore Weather - 2026-09-10 - Afternoon - Partly Cloudy
102°F 39°C
Partly Cloudy
Early-Evening
Fillmore Weather - 2026-09-10 - Evening - Sunny
92°F 33°C
Sunny
Dangerously hot with a high of 102°F 39°C, sunny through the afternoon, turning partly cloudy this evening, with lower humidity and barometric pressure falling. Winds moving from the E to the SE at 9 mph 14 km/h.

Friday, September 11, 2026

Mid-Morning
Fillmore Weather - 2026-09-11 - Morning - Sunny
90°F 32°C
Sunny
Mid-Afternoon
Fillmore Weather - 2026-09-11 - Afternoon - Scattered Showers
103°F 40°C
Scattered Showers
Early-Evening
Fillmore Weather - 2026-09-11 - Evening - Scattered Showers
90°F 33°C
Scattered Showers
Scorching hot near 103°F 40°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds swinging from the W to the SE at 10 mph 16 km/h. Gusts up to 20 mph 31 km/h.

Saturday, September 12, 2026

Mid-Morning
Fillmore Weather - 2026-09-12 - Morning - Sunny
89°F 31°C
Sunny
Mid-Afternoon
Fillmore Weather - 2026-09-12 - Afternoon - Sunny
105°F 41°C
Sunny
Early-Evening
Fillmore Weather - 2026-09-12 - Evening - Sunny
97°F 36°C
Sunny
Sweltering heat reaching 105°F 41°C, sunny throughout the day, with lower humidity and steady pressure. Winds shifting from the SSW to the SW at 10 mph 16 km/h.

Sunday, September 13, 2026

Mid-Morning
Fillmore Weather - 2026-09-13 - Morning - Sunny
90°F 32°C
Sunny
Mid-Afternoon
Fillmore Weather - 2026-09-13 - Afternoon - Sunny
102°F 39°C
Sunny
Early-Evening
Fillmore Weather - 2026-09-13 - Evening - Cloudy
84°F 29°C
Cloudy
Dangerously hot temperatures around 102°F 39°C, sunny in the morning, becoming cloudy through the afternoon and evening, with increasing humidity and steady pressure. Winds turning from the WSW to the NW at 8 mph 12 km/h.

Monday, September 14, 2026

Mid-Morning
Fillmore Weather - 2026-09-14 - Morning - Light Showers
80°F 27°C
Light Showers
Mid-Afternoon
Fillmore Weather - 2026-09-14 - Afternoon - Partly Cloudy
99°F 37°C
Partly Cloudy
Early-Evening
Fillmore Weather - 2026-09-14 - Evening - Overcast
82°F 28°C
Overcast
Hot and sweltering around 99°F 37°C, morning showers, giving way to clearing skies, with steady humidity and barometric pressure falling. Winds switching from the SSW to the WNW at 17 mph 27 km/h. Gusts up to 29 mph 46 km/h.

Tuesday, September 15, 2026

Mid-Morning
Fillmore Weather - 2026-09-15 - Morning - Sunny
69°F 20°C
Sunny
Mid-Afternoon
Fillmore Weather - 2026-09-15 - Afternoon - Sunny
81°F 27°C
Sunny
Early-Evening
Fillmore Weather - 2026-09-15 - Evening - Sunny
71°F 22°C
Sunny
Quite warm around 81°F 27°C, sunny throughout the day, with lower humidity and steady pressure. Winds moving from the WNW to the N at 10 mph 15 km/h.

Wednesday, September 16, 2026

Mid-Morning
Fillmore Weather - 2026-09-16 - Morning - Sunny
66°F 19°C
Sunny
Mid-Afternoon
Fillmore Weather - 2026-09-16 - Afternoon - Sunny
80°F 26°C
Sunny
Early-Evening
Fillmore Weather - 2026-09-16 - Evening - Sunny
71°F 22°C
Sunny
Warm temperatures up to 80°F 26°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and steady pressure. Winds swinging from the NNW to the NNE at 8 mph 13 km/h.

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Weather by the Numbers

Thu, 3rd
Fillmore IL Weather - Thursday, Sep 3, 2026 - Sunny
Hi: 100°F 38°C
Lo: 73°F 23°C
Sunrise 06:27 AM
Sunset 07:24 PM
Wind WSW 11 mph18 km/h
Dew Point 70°F21°C
uv Index 8
Barometric Pressure 29.97 in1015 mb
POP 1% *
Humidity 41%
Fri, 4th
Fillmore IL Weather - Friday, Sep 4, 2026 - Sunny
Hi: 100°F 38°C
Lo: 79°F 26°C
Sunrise 06:28 AM
Sunset 07:22 PM
Wind W 10 mph15 km/h
Dew Point 64°F18°C
uv Index 8
Barometric Pressure 29.94 in1014 mb
POP 1% *
Humidity 34%
Sat, 5th
Fillmore IL Weather - Saturday, Sep 5, 2026 - Sunny
Hi: 98°F 37°C
Lo: 78°F 25°C
Sunrise 06:29 AM
Sunset 07:21 PM
Wind NW 6 mph10 km/h
Dew Point 64°F18°C
uv Index 7
Barometric Pressure 29.91 in1013 mb
POP 2% *
Humidity 38%
Sun, 6th
Fillmore IL Weather - Sunday, Sep 6, 2026 - Sunny
Hi: 87°F 31°C
Lo: 68°F 20°C
Sunrise 06:29 AM
Sunset 07:19 PM
Wind ENE 12 mph19 km/h
Dew Point 65°F18°C
uv Index 7
Barometric Pressure 30 in1016 mb
POP 2% *
Humidity 51%
Mon, 7th
Fillmore IL Weather - Monday, Sep 7, 2026 - Sunny
Hi: 84°F 29°C
Lo: 60°F 16°C
Sunrise 06:30 AM
Sunset 07:18 PM
Wind ENE 9 mph14 km/h
Dew Point 52°F11°C
uv Index 7
Barometric Pressure 30.09 in1019 mb
POP 1% *
Humidity 38%
Tue, 8th
Fillmore IL Weather - Tuesday, Sep 8, 2026 - Sunny
Hi: 97°F 36°C
Lo: 65°F 18°C
Sunrise 06:31 AM
Sunset 07:16 PM
Wind SSE 7 mph12 km/h
Dew Point 54°F12°C
uv Index 8
Barometric Pressure 30.03 in1017 mb
POP 1% *
Humidity 32%
Wed, 9th
Fillmore IL Weather - Wednesday, Sep 9, 2026 - Sunny
Hi: 104°F 40°C
Lo: 79°F 26°C
Sunrise 06:32 AM
Sunset 07:14 PM
Wind WSW 14 mph22 km/h
Dew Point 59°F15°C
uv Index 9
Barometric Pressure 29.97 in1015 mb
POP 1% *
Humidity 26%
Thu, 10th
Fillmore IL Weather - Thursday, Sep 10, 2026 - Sunny
Hi: 102°F 39°C
Lo: 72°F 22°C
Sunrise 06:33 AM
Sunset 07:13 PM
Wind SW 6 mph9 km/h
Dew Point 60°F16°C
uv Index 9
Barometric Pressure 29.94 in1014 mb
POP 2% *
Humidity 33%
Fri, 11th
Fillmore IL Weather - Friday, Sep 11, 2026 - Patchy Rain Nearby
Hi: 104°F 40°C
Lo: 82°F 28°C
Sunrise 06:34 AM
Sunset 07:11 PM
Wind WNW 11 mph18 km/h
Dew Point 59°F15°C
uv Index 8
Barometric Pressure 29.85 in1011 mb
POP 6% *
Humidity 27%
Sat, 12th
Fillmore IL Weather - Saturday, Sep 12, 2026 - Sunny
Hi: 105°F 41°C
Lo: 78°F 26°C
Sunrise 06:35 AM
Sunset 07:10 PM
Wind SW 12 mph19 km/h
Dew Point 55°F13°C
uv Index 9
Barometric Pressure 29.85 in1011 mb
POP 0% *
Humidity 23%
Sun, 13th
Fillmore IL Weather - Sunday, Sep 13, 2026 - Sunny
Hi: 102°F 39°C
Lo: 75°F 24°C
Sunrise 06:36 AM
Sunset 07:08 PM
Wind SW 12 mph20 km/h
Dew Point 58°F15°C
uv Index 9
Barometric Pressure 29.91 in1013 mb
POP 1% *
Humidity 26%
Mon, 14th
Fillmore IL Weather - Monday, Sep 14, 2026 - Partly Cloudy
Hi: 99°F 37°C
Lo: 72°F 22°C
Sunrise 06:37 AM
Sunset 07:06 PM
Wind SW 14 mph23 km/h
Dew Point 62°F17°C
uv Index 8
Barometric Pressure 29.91 in1013 mb
POP 4% *
Humidity 37%
Tue, 15th
Fillmore IL Weather - Tuesday, Sep 15, 2026 - Sunny
Hi: 81°F 27°C
Lo: 61°F 16°C
Sunrise 06:38 AM
Sunset 07:05 PM
Wind WNW 16 mph26 km/h
Dew Point 41°F5°C
uv Index 7
Barometric Pressure 29.85 in1011 mb
POP 0% *
Humidity 28%
Wed, 16th
Fillmore IL Weather - Wednesday, Sep 16, 2026 - Sunny
Hi: 80°F 27°C
Lo: 57°F 14°C
Sunrise 06:39 AM
Sunset 07:03 PM
Wind NNW 9 mph14 km/h
Dew Point 43°F6°C
uv Index 6
Barometric Pressure 30.03 in1017 mb
POP 1% *
Humidity 32%
* POP = Probability of Precipitation. Data for 12:00 PM.