• Today

    Aug 31

    79°Lo 57°

    Clouds yielding to sun

    High ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      5 - High
    • Tree
      Pollen
      1 - Low
    more
  • Thu

    Sep 1

    74°Lo 56°

    Partly sunny, a shower or two

    High ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      5 - High
    • Tree
      Pollen
      1 - Low
  • Fri

    Sep 2

    75°Lo 53°

    Sunny and pleasant

    High ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      5 - High
    • Tree
      Pollen
      1 - Low
    more
  • Sat

    Sep 3

    78°Lo 56°

    Mostly sunny and pleasant

    High ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      5 - High
    • Tree
      Pollen
      1 - Low
    more
  • Sun

    Sep 4

    81°Lo 61°

    Pleasant with clouds and sun

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
Hi 74° RealFeel® 75° Precipitation 55%

Day

N

E

S

W

  • NNE 10 mph
  • Gusts: 16 mph

Partly sunny with a brief shower or two

  • Max UV Index: 5 (Moderate)
  • Thunderstorms: 20%
  • Precipitation: 0.04 in
  • Rain: 0.04 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1.5 hrs
  • Hours of Rain: 1.5 hrs
Lo 56° RealFeel® 55° Precipitation 0%

Night

N

E

S

W

  • NNE 5 mph
  • Gusts: 12 mph

Clear

  • Max UV Index: N/A
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

St. Charles Pollen Levels - September 1

  • Extreme
  • Very High
  • High
  • Moderate
  • Low
  • Tree Pollen

    Low

  • Ragweed Pollen

    High

  • Mold

    High

  • Grass Pollen

    Low

Temperature History - Sep 1

more Historical Weather Data >
  Today Normal Record 9/1/2015
High 74° 80° 92° (2011) 88°
Low 56° 60° 44° (2009) 68°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:20 AM with 13:05 of sunlight, then sets at 7:25 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 6:31 AM with 13:09 of moolight, then sets at 7:40 PM

Thu. Pollen

Thu. Dust & Dander

Thu. Wind Maps