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  • Mon

    May 11

    A thunderstorm in spots 30°Lo 21°
    more
  • Tue

    May 12

    Cloudy, afternoon t-storms 29°Lo 21°
    more
  • Wed

    May 13

    Cloudy with thunderstorms 30°Lo 20°
    more
  • Thu

    May 14

    Cloudy with thunderstorms 29°Lo 20°
    more
  • Fri

    May 15

    Rain and a thunderstorm 29°Lo 20°
Hi 29° RealFeel® 40° Precipitation 75%

Day

N

E

S

W

  • NE 2 km/h
  • Gusts: 7 km/h

Cloudy; a morning thunderstorm or two followed by rain and a thunderstorm in the afternoon

  • Max UV Index: 8 (Very High)
  • Thunderstorms: 60%
  • Precipitation: 9 mm
  • Rain: 9 mm
  • Snow: 0 CM
  • Ice: 0 mm
  • Hours of Precipitation: 5 hrs
  • Hours of Rain: 5 hrs
Lo 20° RealFeel® 22° Precipitation 40%

Night

N

E

S

W

  • NNE 4 km/h
  • Gusts: 13 km/h

Cloudy; a thunderstorm in spots in the evening followed by a shower in spots late

  • Max UV Index: N/A
  • Thunderstorms: 60%
  • Precipitation: 1 mm
  • Rain: 1 mm
  • Snow: 0 CM
  • Ice: 0 mm
  • Hours of Precipitation: 1 hrs
  • Hours of Rain: 1 hrs

Temperature History - May 15

more Historical Weather Data >
  Today Normal Record 5/15/2014
High 29° N/A N/A 33°
Low 20° N/A N/A 24°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:13 AM with 12:31 of sunlight, then sets at 5:44 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:01 AM with 12:35 of moolight, then sets at 3:36 PM

Rio Claro Weather Report

Volcanic Eruptions and Air Travel: What Happens When a Plane Flies Through an Ash Plume?

May 6, 2015; 6:34 AM ET

The 1,500 active volcanoes worldwide are creating a minefield for pilots who have to be on watch for volcanic ash clouds capable of causing major damage. more >