• Tonight

    Jul 25

    Lo 52°

    Increasing cloudiness

    Arthritis Pain Weather
    • Rain
      0 in
    • Hours of Precip
      0
    • UV
      7 - Very High
    more
  • Tue

    Jul 26

    98°Lo 54°

    Patchy fog, then sun

    Neutral weather for arthritis pain
    • Rain
      0 in
    • Hours of Precip
      0
    • UV
      5 - High
    more
  • Wed

    Jul 27

    95°Lo 55°

    Mostly sunny and hot

    Beneficial weather for arthritis pain
    • Rain
      0 in
    • Hours of Precip
      0
    • UV
      7 - Very High
  • Thu

    Jul 28

    95°Lo 59°

    Mostly sunny and hot

    Beneficial weather for arthritis pain
    • Rain
      0 in
    • Hours of Precip
      0
    • UV
      7 - Very High
    more
  • Fri

    Jul 29

    94°Lo 56°

    Hot with plenty of sunshine

    Beneficial weather for arthritis pain
    • Rain
      0 in
    • Hours of Precip
      0
    • UV
      7 - Very High
    more
Next Previous
Hi 95° RealFeel® 97° Precipitation 0%

Day

N

E

S

W

  • WSW 8 mph
  • Gusts: 15 mph

Mostly sunny and hot

  • Max UV Index: 8 (Very High)
  • Thunderstorms: 1%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 55° RealFeel® 56° Precipitation 0%

Night

N

E

S

W

  • WSW 5 mph
  • Gusts: 12 mph

Clear

  • Max UV Index: N/A
  • Thunderstorms: 2%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Jul 27

more Historical Weather Data >
  Today Normal Record 7/27/2015
High 95° 78° 99° (1943) 89°
Low 55° 52° 44° (1917) 49°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:08 AM with 14:15 of sunlight, then sets at 8:23 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:49 AM with 13:42 of moolight, then sets at 2:31 PM

Napa Weather Report

90-degree heat to build across northwestern US this week

July 25, 2016; 8:05 PM ET

Dangerous heat will surge northward and send temperatures rising across the northwestern United States this week. more >

Wed. Arthritis Pain

Wed. UV Index