Hourly Weather Forecast for Fullerton, California 92833 - The Weather Channel | Weather.com
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Hourly Weather-

As of 8:51 pm PDT
alertLevel3

Heat Advisory

Sunday, March 15

9 pm

Clear Night Clear
65°
Rain drop 2%
S 4 mph
Subtract

Clear

  • Temperature feels like
    Feels Like65°
  • WindS 4 mph
  • Humidity
    Humidity70%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover9%
  • Rain drop
    Rain Amount0 in

10 pm

Clear Night Clear
63°
Rain drop 2%
SSE 3 mph
Add

Clear

  • Temperature feels like
    Feels Like63°
  • WindSSE 3 mph
  • Humidity
    Humidity78%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover4%
  • Rain drop
    Rain Amount0 in

11 pm

Partly Cloudy Night Partly Cloudy
61°
Rain drop 2%
SSE 2 mph
Add

Partly Cloudy

  • Temperature feels like
    Feels Like61°
  • WindSSE 2 mph
  • Humidity
    Humidity83%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover31%
  • Rain drop
    Rain Amount0 in

Monday, March 16

12 am

Partly Cloudy Night Partly Cloudy
61°
Rain drop 2%
SE 1 mph
Add

Partly Cloudy

  • Temperature feels like
    Feels Like61°
  • WindSE 1 mph
  • Humidity
    Humidity84%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover33%
  • Rain drop
    Rain Amount0 in

1 am

Partly Cloudy Night Partly Cloudy
60°
Rain drop 2%
ESE 1 mph
Add

Partly Cloudy

  • Temperature feels like
    Feels Like60°
  • WindESE 1 mph
  • Humidity
    Humidity87%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover38%
  • Rain drop
    Rain Amount0 in

2 am

Partly Cloudy Night Partly Cloudy
59°
Rain drop 15%
SE 0 mph
Add

Partly Cloudy

  • Temperature feels like
    Feels Like59°
  • WindSE 0 mph
  • Humidity
    Humidity91%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover56%
  • Rain drop
    Rain Amount0 in
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3 am

Mostly Cloudy Night Mostly Cloudy
58°
Rain drop 17%
ESE 0 mph
Add

Mostly Cloudy

  • Temperature feels like
    Feels Like58°
  • WindESE 0 mph
  • Humidity
    Humidity92%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover74%
  • Rain drop
    Rain Amount0 in

4 am

Cloudy Cloudy
57°
Rain drop 20%
ENE 0 mph
Add

Cloudy

  • Temperature feels like
    Feels Like57°
  • WindENE 0 mph
  • Humidity
    Humidity92%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover86%
  • Rain drop
    Rain Amount0 in

5 am

Foggy Foggy
57°
Rain drop 20%
NE 0 mph
Add

Foggy

  • Temperature feels like
    Feels Like57°
  • WindNE 0 mph
  • Humidity
    Humidity92%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover96%
  • Rain drop
    Rain Amount0 in

6 am

Cloudy Cloudy
57°
Rain drop 8%
NE 0 mph
Add

Cloudy

  • Temperature feels like
    Feels Like57°
  • WindNE 0 mph
  • Humidity
    Humidity90%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover84%
  • Rain drop
    Rain Amount0 in

7 am

Foggy Foggy
56°
Rain drop 15%
NNE 0 mph
Add

Foggy

  • Temperature feels like
    Feels Like56°
  • WindNNE 0 mph
  • Humidity
    Humidity90%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover96%
  • Rain drop
    Rain Amount0 in

8 am

Foggy Foggy
57°
Rain drop 20%
E 0 mph
Add

Foggy

  • Temperature feels like
    Feels Like57°
  • WindE 0 mph
  • Humidity
    Humidity90%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover97%
  • Rain drop
    Rain Amount0 in

9 am

Mostly Cloudy Day Mostly Cloudy
61°
Rain drop 6%
ENE 1 mph
Add

Mostly Cloudy

  • Temperature feels like
    Feels Like61°
  • WindENE 1 mph
  • Humidity
    Humidity76%
  • UV index
    UV Index1 of 11
  • Cloud
    Cloud Cover63%
  • Rain drop
    Rain Amount0 in

10 am

Partly Cloudy Day Partly Cloudy
68°
Rain drop 4%
N 2 mph
Add

Partly Cloudy

  • Temperature feels like
    Feels Like68°
  • WindN 2 mph
  • Humidity
    Humidity62%
  • UV index
    UV Index3 of 11
  • Cloud
    Cloud Cover39%
  • Rain drop
    Rain Amount0 in

11 am

Partly Cloudy Day Partly Cloudy
73°
Rain drop 2%
WSW 3 mph
Add

Partly Cloudy

  • Temperature feels like
    Feels Like73°
  • WindWSW 3 mph
  • Humidity
    Humidity50%
  • UV index
    UV Index5 of 11
  • Cloud
    Cloud Cover32%
  • Rain drop
    Rain Amount0 in

12 pm

Mostly Clear Day Mostly Sunny
80°
Rain drop 0%
SW 4 mph
Add

Mostly Sunny

  • Temperature feels like
    Feels Like80°
  • WindSW 4 mph
  • Humidity
    Humidity39%
  • UV index
    UV Index6 of 11
  • Cloud
    Cloud Cover26%
  • Rain drop
    Rain Amount0 in

1 pm

Mostly Clear Day Mostly Sunny
84°
Rain drop 0%
WSW 4 mph
Add

Mostly Sunny

  • Temperature feels like
    Feels Like84°
  • WindWSW 4 mph
  • Humidity
    Humidity33%
  • UV index
    UV Index7 of 11
  • Cloud
    Cloud Cover26%
  • Rain drop
    Rain Amount0 in

2 pm

Partly Cloudy Day Partly Cloudy
87°
Rain drop 0%
WSW 5 mph
Add

Partly Cloudy

  • Temperature feels like
    Feels Like87°
  • WindWSW 5 mph
  • Humidity
    Humidity30%
  • UV index
    UV Index6 of 11
  • Cloud
    Cloud Cover34%
  • Rain drop
    Rain Amount0 in
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3 pm

Mostly Clear Day Mostly Sunny
88°
Rain drop 0%
SW 6 mph
Add

Mostly Sunny

  • Temperature feels like
    Feels Like88°
  • WindSW 6 mph
  • Humidity
    Humidity28%
  • UV index
    UV Index5 of 11
  • Cloud
    Cloud Cover29%
  • Rain drop
    Rain Amount0 in

4 pm

Partly Cloudy Day Partly Cloudy
88°
Rain drop 0%
SW 7 mph
Add

Partly Cloudy

  • Temperature feels like
    Feels Like88°
  • WindSW 7 mph
  • Humidity
    Humidity28%
  • UV index
    UV Index3 of 11
  • Cloud
    Cloud Cover34%
  • Rain drop
    Rain Amount0 in

5 pm

Partly Cloudy Day Partly Cloudy
86°
Rain drop 0%
WSW 7 mph
Add

Partly Cloudy

  • Temperature feels like
    Feels Like86°
  • WindWSW 7 mph
  • Humidity
    Humidity30%
  • UV index
    UV Index1 of 11
  • Cloud
    Cloud Cover53%
  • Rain drop
    Rain Amount0 in

6 pm

Partly Cloudy Day Partly Cloudy
83°
Rain drop 0%
W 7 mph
Add

Partly Cloudy

  • Temperature feels like
    Feels Like83°
  • WindW 7 mph
  • Humidity
    Humidity30%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover32%
  • Rain drop
    Rain Amount0 in

7 pm

Mostly Clear Day Mostly Sunny
78°
Rain drop 0%
WSW 5 mph
Add

Mostly Sunny

  • Temperature feels like
    Feels Like78°
  • WindWSW 5 mph
  • Humidity
    Humidity38%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover20%
  • Rain drop
    Rain Amount0 in

8 pm

Mostly Clear Night Mostly Clear
75°
Rain drop 0%
WSW 2 mph
Add

Mostly Clear

  • Temperature feels like
    Feels Like75°
  • WindWSW 2 mph
  • Humidity
    Humidity44%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover20%
  • Rain drop
    Rain Amount0 in

9 pm

Mostly Clear Night Mostly Clear
71°
Rain drop 1%
SSW 2 mph
Add

Mostly Clear

  • Temperature feels like
    Feels Like71°
  • WindSSW 2 mph
  • Humidity
    Humidity54%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover25%
  • Rain drop
    Rain Amount0 in

10 pm

Mostly Clear Night Mostly Clear
69°
Rain drop 2%
SSE 1 mph
Add

Mostly Clear

  • Temperature feels like
    Feels Like69°
  • WindSSE 1 mph
  • Humidity
    Humidity60%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover27%
  • Rain drop
    Rain Amount0 in

11 pm

Mostly Clear Night Mostly Clear
66°
Rain drop 3%
SSE 0 mph
Add

Mostly Clear

  • Temperature feels like
    Feels Like66°
  • WindSSE 0 mph
  • Humidity
    Humidity68%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover29%
  • Rain drop
    Rain Amount0 in

Tuesday, March 17

12 am

Mostly Clear Night Mostly Clear
64°
Rain drop 3%
ESE 1 mph
Add

Mostly Clear

  • Temperature feels like
    Feels Like64°
  • WindESE 1 mph
  • Humidity
    Humidity73%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover26%
  • Rain drop
    Rain Amount0 in

1 am

Partly Cloudy Night Partly Cloudy
62°
Rain drop 4%
ESE 1 mph
Add

Partly Cloudy

  • Temperature feels like
    Feels Like62°
  • WindESE 1 mph
  • Humidity
    Humidity78%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover38%
  • Rain drop
    Rain Amount0 in

2 am

Partly Cloudy Night Partly Cloudy
61°
Rain drop 4%
SE 0 mph
Add

Partly Cloudy

  • Temperature feels like
    Feels Like61°
  • WindSE 0 mph
  • Humidity
    Humidity81%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover34%
  • Rain drop
    Rain Amount0 in
Advertisement

3 am

Partly Cloudy Night Partly Cloudy
60°
Rain drop 5%
E 1 mph
Add

Partly Cloudy

  • Temperature feels like
    Feels Like60°
  • WindE 1 mph
  • Humidity
    Humidity83%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover33%
  • Rain drop
    Rain Amount0 in

4 am

Mostly Clear Night Mostly Clear
59°
Rain drop 5%
ENE 0 mph
Add

Mostly Clear

  • Temperature feels like
    Feels Like59°
  • WindENE 0 mph
  • Humidity
    Humidity84%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover28%
  • Rain drop
    Rain Amount0 in

5 am

Mostly Clear Night Mostly Clear
59°
Rain drop 5%
NE 1 mph
Add

Mostly Clear

  • Temperature feels like
    Feels Like59°
  • WindNE 1 mph
  • Humidity
    Humidity83%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover28%
  • Rain drop
    Rain Amount0 in

6 am

Partly Cloudy Night Partly Cloudy
58°
Rain drop 5%
ENE 1 mph
Add

Partly Cloudy

  • Temperature feels like
    Feels Like58°
  • WindENE 1 mph
  • Humidity
    Humidity82%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover34%
  • Rain drop
    Rain Amount0 in

7 am

Partly Cloudy Day Partly Cloudy
58°
Rain drop 5%
NE 0 mph
Add

Partly Cloudy

  • Temperature feels like
    Feels Like58°
  • WindNE 0 mph
  • Humidity
    Humidity81%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover36%
  • Rain drop
    Rain Amount0 in

8 am

Partly Cloudy Day Partly Cloudy
61°
Rain drop 4%
E 0 mph
Add

Partly Cloudy

  • Temperature feels like
    Feels Like61°
  • WindE 0 mph
  • Humidity
    Humidity74%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover43%
  • Rain drop
    Rain Amount0 in

9 am

Mostly Clear Day Mostly Sunny
67°
Rain drop 2%
ENE 2 mph
Add

Mostly Sunny

  • Temperature feels like
    Feels Like67°
  • WindENE 2 mph
  • Humidity
    Humidity61%
  • UV index
    UV Index1 of 11
  • Cloud
    Cloud Cover28%
  • Rain drop
    Rain Amount0 in

10 am

Mostly Clear Day Mostly Sunny
76°
Rain drop 0%
E 2 mph
Add

Mostly Sunny

  • Temperature feels like
    Feels Like76°
  • WindE 2 mph
  • Humidity
    Humidity45%
  • UV index
    UV Index3 of 11
  • Cloud
    Cloud Cover24%
  • Rain drop
    Rain Amount0 in

11 am

Sunny Sunny
83°
Rain drop 0%
SW 2 mph
Add

Sunny

  • Temperature feels like
    Feels Like83°
  • WindSW 2 mph
  • Humidity
    Humidity32%
  • UV index
    UV Index5 of 11
  • Cloud
    Cloud Cover6%
  • Rain drop
    Rain Amount0 in

12 pm

Sunny Sunny
88°
Rain drop 0%
SSW 4 mph
Add

Sunny

  • Temperature feels like
    Feels Like88°
  • WindSSW 4 mph
  • Humidity
    Humidity26%
  • UV index
    UV Index6 of 11
  • Cloud
    Cloud Cover4%
  • Rain drop
    Rain Amount0 in

1 pm

Sunny Sunny
91°
Rain drop 0%
SW 5 mph
Add

Sunny

  • Temperature feels like
    Feels Like91°
  • WindSW 5 mph
  • Humidity
    Humidity25%
  • UV index
    UV Index7 of 11
  • Cloud
    Cloud Cover3%
  • Rain drop
    Rain Amount0 in

2 pm

Sunny Sunny
92°
Rain drop 0%
SW 6 mph
Add

Sunny

  • Temperature feels like
    Feels Like92°
  • WindSW 6 mph
  • Humidity
    Humidity23%
  • UV index
    UV Index6 of 11
  • Cloud
    Cloud Cover6%
  • Rain drop
    Rain Amount0 in
Advertisement

3 pm

Mostly Clear Day Mostly Sunny
92°
Rain drop 0%
SSW 7 mph
Add

Mostly Sunny

  • Temperature feels like
    Feels Like92°
  • WindSSW 7 mph
  • Humidity
    Humidity24%
  • UV index
    UV Index5 of 11
  • Cloud
    Cloud Cover20%
  • Rain drop
    Rain Amount0 in

4 pm

Mostly Clear Day Mostly Sunny
91°
Rain drop 0%
SSW 7 mph
Add

Mostly Sunny

  • Temperature feels like
    Feels Like91°
  • WindSSW 7 mph
  • Humidity
    Humidity23%
  • UV index
    UV Index3 of 11
  • Cloud
    Cloud Cover21%
  • Rain drop
    Rain Amount0 in

5 pm

Sunny Sunny
90°
Rain drop 0%
SW 8 mph
Add

Sunny

  • Temperature feels like
    Feels Like90°
  • WindSW 8 mph
  • Humidity
    Humidity24%
  • UV index
    UV Index1 of 11
  • Cloud
    Cloud Cover5%
  • Rain drop
    Rain Amount0 in

6 pm

Sunny Sunny
87°
Rain drop 0%
WSW 7 mph
Add

Sunny

  • Temperature feels like
    Feels Like87°
  • WindWSW 7 mph
  • Humidity
    Humidity25%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover5%
  • Rain drop
    Rain Amount0 in

7 pm

Sunny Sunny
82°
Rain drop 0%
WSW 5 mph
Add

Sunny

  • Temperature feels like
    Feels Like82°
  • WindWSW 5 mph
  • Humidity
    Humidity31%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover6%
  • Rain drop
    Rain Amount0 in

8 pm

Mostly Clear Night Mostly Clear
78°
Rain drop 0%
SW 3 mph
Add

Mostly Clear

  • Temperature feels like
    Feels Like78°
  • WindSW 3 mph
  • Humidity
    Humidity36%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover22%
  • Rain drop
    Rain Amount0 in
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