, °F
  • Today

    Oct 21

    50° /33°F
    Mostly sunny; chilly
    • Ragweed Pollen
      • Ragweed Pollen
      • Grass Pollen
      • Tree Pollen
      • Mold
      • Dust & Dander
      • Air Quality Index
    • Low
    • ragweed pollen levels
    • Grass Pollen: Low
    • Ragweed Pollen: Low
    • Tree Pollen: Low
  • Mon

    Oct 22

    59° /34°
    Partly sunny; milder
    • Low
    • ragweed pollen levels
    • Grass Pollen: Low
    • Ragweed Pollen: Low
    • Tree Pollen: Low
    More
  • Tue

    Oct 23

    50° /30°
    Plenty of sunshine
    • Low
    • ragweed pollen levels
    • Grass Pollen: Low
    • Ragweed Pollen: Low
    • Tree Pollen: Low
    More
  • Wed

    Oct 24

    50° /33°
    More sun than clouds; cool
    • Low
    • ragweed pollen levels
    • Grass Pollen: Low
    • Ragweed Pollen: Low
    • Tree Pollen: Low
    More
  • Thu

    Oct 25

    49° /37°
    Mostly cloudy; chilly
    • Low
    • ragweed pollen levels
    • Grass Pollen: Low
    • Ragweed Pollen: Low
    • Tree Pollen: Low
    More

Day

50°Hi RealFeel® 45° Precipitation 0%
Sunny to partly cloudy; chilly
  • Winds from the
  • SW 9 mph
  • Gusts: 24 mph
  • Max UV Index: 3 (Moderate)
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Night

33°Lo RealFeel® 31° Precipitation 0%
Mainly clear
  • Winds from the
  • SW 6 mph
  • Gusts: 10 mph
  • 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

Crystal Lake Pollen Levels Oct 21

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

    Low

  • Ragweed Pollen

    Low

  • Mold

    Low

  • Grass Pollen

    Low

Temperature History

more Historical Weather Data >
  Today Normal Record 10/21/2017
High 50° 60° 79° (2007) 76°
Low 33° 41° 29° (2013) 56°

Sunrise/Sunset

  • Sunrise: 7:13 AM
  • Sunset: 6:02 PM
  • Duration: 10:49 hr

Moonrise/Moonset

  • Moonrise: 5:02 PM
  • Moonset: 4:49 AM
  • Duration: 11:47 hr
Astronomy

Sun. Pollen

Sun. Dust & Dander

Sun. Wind Maps