Hourly Weather Forecast for Lake San Marcos, California 92078 - The Weather Channel | Weather.com

Advertisement

Advertisement

Advertisement

Advertisement

Hourly Weather-

As of 8:27 am PDT

Sunday, March 22

9 am

Foggy

62°

15%

WSW 1 mph

Foggy

Feels Like62°
WindWSW 1 mph
Humidity80%
UV Index1 of 11
Cloud Cover96%
Rain Amount0 in

9:15 am

Foggy

63°

1%

WSW 1 mph

10 am

Foggy

66°

1%

WSW 2 mph

Foggy

Feels Like66°
WindWSW 2 mph
Humidity73%
UV Index1 of 11
Cloud Cover97%
Rain Amount0 in

11 am

Cloudy

70°

1%

WSW 3 mph

Cloudy

Feels Like70°
WindWSW 3 mph
Humidity63%
UV Index2 of 11
Cloud Cover88%
Rain Amount0 in

12 pm

Cloudy

75°

0%

WSW 5 mph

Cloudy

Feels Like75°
WindWSW 5 mph
Humidity51%
UV Index4 of 11
Cloud Cover80%
Rain Amount0 in

1 pm

Mostly Cloudy

75°

0%

WSW 6 mph

Mostly Cloudy

Feels Like75°
WindWSW 6 mph
Humidity51%
UV Index5 of 11
Cloud Cover79%
Rain Amount0 in

2 pm

Mostly Cloudy

76°

0%

WSW 8 mph

Mostly Cloudy

Feels Like76°
WindWSW 8 mph
Humidity47%
UV Index5 of 11
Cloud Cover69%
Rain Amount0 in

Advertisement

3 pm

Mostly Cloudy

74°

0%

WSW 8 mph

Mostly Cloudy

Feels Like74°
WindWSW 8 mph
Humidity51%
UV Index4 of 11
Cloud Cover71%
Rain Amount0 in

4 pm

Partly Cloudy

72°

0%

WSW 7 mph

Partly Cloudy

Feels Like72°
WindWSW 7 mph
Humidity55%
UV Index3 of 11
Cloud Cover57%
Rain Amount0 in

5 pm

Partly Cloudy

71°

0%

WSW 5 mph

Partly Cloudy

Feels Like71°
WindWSW 5 mph
Humidity56%
UV Index1 of 11
Cloud Cover55%
Rain Amount0 in

6 pm

Partly Cloudy

71°

0%

WSW 4 mph

Partly Cloudy

Feels Like71°
WindWSW 4 mph
Humidity53%
UV Index0 of 11
Cloud Cover39%
Rain Amount0 in

7 pm

Partly Cloudy

67°

2%

WSW 3 mph

Partly Cloudy

Feels Like67°
WindWSW 3 mph
Humidity65%
UV Index0 of 11
Cloud Cover33%
Rain Amount0 in

8 pm

Mostly Clear

63°

4%

WSW 1 mph

Mostly Clear

Feels Like63°
WindWSW 1 mph
Humidity74%
UV Index0 of 11
Cloud Cover29%
Rain Amount0 in

9 pm

Partly Cloudy

61°

6%

W 1 mph

Partly Cloudy

Feels Like61°
WindW 1 mph
Humidity83%
UV Index0 of 11
Cloud Cover38%
Rain Amount0 in

10 pm

Partly Cloudy

60°

7%

NW 1 mph

Partly Cloudy

Feels Like60°
WindNW 1 mph
Humidity88%
UV Index0 of 11
Cloud Cover43%
Rain Amount0 in

11 pm

Partly Cloudy

59°

7%

N 1 mph

Partly Cloudy

Feels Like59°
WindN 1 mph
Humidity90%
UV Index0 of 11
Cloud Cover43%
Rain Amount0 in

Monday, March 23

12 am

Partly Cloudy

58°

8%

ESE 1 mph

Partly Cloudy

Feels Like58°
WindESE 1 mph
Humidity91%
UV Index0 of 11
Cloud Cover42%
Rain Amount0 in

1 am

Partly Cloudy

57°

20%

E 1 mph

Partly Cloudy

Feels Like57°
WindE 1 mph
Humidity90%
UV Index0 of 11
Cloud Cover54%
Rain Amount0 in

2 am

Partly Cloudy

57°

19%

E 1 mph

Partly Cloudy

Feels Like57°
WindE 1 mph
Humidity91%
UV Index0 of 11
Cloud Cover59%
Rain Amount0 in

Advertisement

3 am

Partly Cloudy

56°

6%

E 1 mph

Partly Cloudy

Feels Like56°
WindE 1 mph
Humidity91%
UV Index0 of 11
Cloud Cover57%
Rain Amount0 in

4 am

Mostly Cloudy

55°

19%

ENE 1 mph

Mostly Cloudy

Feels Like55°
WindENE 1 mph
Humidity93%
UV Index0 of 11
Cloud Cover67%
Rain Amount0 in

5 am

Foggy

55°

19%

E 1 mph

Foggy

Feels Like55°
WindE 1 mph
Humidity90%
UV Index0 of 11
Cloud Cover86%
Rain Amount0 in

6 am

Foggy

54°

19%

E 1 mph

Foggy

Feels Like54°
WindE 1 mph
Humidity92%
UV Index0 of 11
Cloud Cover87%
Rain Amount0 in

7 am

Mostly Cloudy

54°

18%

E 1 mph

Mostly Cloudy

Feels Like54°
WindE 1 mph
Humidity90%
UV Index0 of 11
Cloud Cover70%
Rain Amount0 in

8 am

Foggy

57°

18%

E 1 mph

Foggy

Feels Like57°
WindE 1 mph
Humidity83%
UV Index0 of 11
Cloud Cover93%
Rain Amount0 in

9 am

Partly Cloudy

63°

2%

S 1 mph

Partly Cloudy

Feels Like63°
WindS 1 mph
Humidity73%
UV Index1 of 11
Cloud Cover49%
Rain Amount0 in

10 am

Partly Cloudy

67°

1%

WSW 2 mph

Partly Cloudy

Feels Like67°
WindWSW 2 mph
Humidity63%
UV Index3 of 11
Cloud Cover40%
Rain Amount0 in

11 am

Mostly Sunny

71°

1%

W 4 mph

Mostly Sunny

Feels Like71°
WindW 4 mph
Humidity57%
UV Index5 of 11
Cloud Cover27%
Rain Amount0 in

12 pm

Sunny

73°

0%

WSW 6 mph

Sunny

Feels Like73°
WindWSW 6 mph
Humidity54%
UV Index7 of 11
Cloud Cover6%
Rain Amount0 in

1 pm

Sunny

74°

0%

W 7 mph

Sunny

Feels Like74°
WindW 7 mph
Humidity53%
UV Index7 of 11
Cloud Cover5%
Rain Amount0 in

2 pm

Mostly Sunny

74°

0%

W 8 mph

Mostly Sunny

Feels Like74°
WindW 8 mph
Humidity54%
UV Index7 of 11
Cloud Cover25%
Rain Amount0 in

Advertisement

3 pm

Mostly Sunny

74°

0%

WSW 7 mph

Mostly Sunny

Feels Like74°
WindWSW 7 mph
Humidity52%
UV Index5 of 11
Cloud Cover27%
Rain Amount0 in

4 pm

Mostly Sunny

74°

0%

WSW 7 mph

Mostly Sunny

Feels Like74°
WindWSW 7 mph
Humidity52%
UV Index3 of 11
Cloud Cover20%
Rain Amount0 in

5 pm

Mostly Sunny

72°

0%

WSW 6 mph

Mostly Sunny

Feels Like72°
WindWSW 6 mph
Humidity55%
UV Index1 of 11
Cloud Cover20%
Rain Amount0 in

6 pm

Mostly Sunny

70°

1%

WSW 5 mph

Mostly Sunny

Feels Like70°
WindWSW 5 mph
Humidity59%
UV Index0 of 11
Cloud Cover28%
Rain Amount0 in

7 pm

Partly Cloudy

66°

4%

WSW 4 mph

Partly Cloudy

Feels Like66°
WindWSW 4 mph
Humidity72%
UV Index0 of 11
Cloud Cover41%
Rain Amount0 in

8 pm

Partly Cloudy

63°

7%

WSW 2 mph

Partly Cloudy

Feels Like63°
WindWSW 2 mph
Humidity81%
UV Index0 of 11
Cloud Cover47%
Rain Amount0 in

9 pm

Partly Cloudy

62°

7%

SW 1 mph

Partly Cloudy

Feels Like62°
WindSW 1 mph
Humidity86%
UV Index0 of 11
Cloud Cover57%
Rain Amount0 in

10 pm

Mostly Cloudy

60°

8%

SE 1 mph

Mostly Cloudy

Feels Like60°
WindSE 1 mph
Humidity90%
UV Index0 of 11
Cloud Cover64%
Rain Amount0 in

11 pm

Mostly Cloudy

59°

8%

ESE 1 mph

Mostly Cloudy

Feels Like59°
WindESE 1 mph
Humidity92%
UV Index0 of 11
Cloud Cover77%
Rain Amount0 in

Tuesday, March 24

12 am

Cloudy

58°

8%

ESE 1 mph

Cloudy

Feels Like58°
WindESE 1 mph
Humidity94%
UV Index0 of 11
Cloud Cover81%
Rain Amount0 in

1 am

Mostly Cloudy

58°

8%

ENE 1 mph

Mostly Cloudy

Feels Like58°
WindENE 1 mph
Humidity94%
UV Index0 of 11
Cloud Cover63%
Rain Amount0 in

2 am

Mostly Cloudy

57°

8%

NE 1 mph

Mostly Cloudy

Feels Like57°
WindNE 1 mph
Humidity94%
UV Index0 of 11
Cloud Cover60%
Rain Amount0 in

Advertisement

3 am

Mostly Cloudy

57°

8%

ENE 1 mph

Mostly Cloudy

Feels Like57°
WindENE 1 mph
Humidity94%
UV Index0 of 11
Cloud Cover64%
Rain Amount0 in

4 am

Mostly Cloudy

56°

9%

ENE 1 mph

Mostly Cloudy

Feels Like56°
WindENE 1 mph
Humidity94%
UV Index0 of 11
Cloud Cover70%
Rain Amount0 in

5 am

Mostly Cloudy

56°

8%

ENE 1 mph

Mostly Cloudy

Feels Like56°
WindENE 1 mph
Humidity92%
UV Index0 of 11
Cloud Cover68%
Rain Amount0 in

6 am

Partly Cloudy

55°

7%

ENE 1 mph

Partly Cloudy

Feels Like55°
WindENE 1 mph
Humidity93%
UV Index0 of 11
Cloud Cover57%
Rain Amount0 in

7 am

Partly Cloudy

55°

7%

E 1 mph

Partly Cloudy

Feels Like55°
WindE 1 mph
Humidity92%
UV Index0 of 11
Cloud Cover54%
Rain Amount0 in

8 am

Partly Cloudy

58°

5%

E 1 mph

Partly Cloudy

Feels Like58°
WindE 1 mph
Humidity87%
UV Index0 of 11
Cloud Cover53%
Rain Amount0 in

Advertisement

Radar

© 2026 Mapbox © OpenStreetMap|Improve this map

Lonely Planet

7 Top Hikes In Kyoto For Scenic Views And Cultural Encounters

10 Of The Best Places For Stargazing In The USA

16 Of The Best Things To Do In London

The Best Time To Visit Europe

Advertisement

Advertisement

Don't Miss

The Worst Flooding Oahu Has Seen In Over Two Decades; Thousands Told To Flee

Record High Temperatures Spread From Coast To Coast

Wind, Large Hail Threat For Ohio Valley, Snow In New England

Five US National Parks To Visit This Spring

Advertisement

We Love Our Critters

What To Look Out For With Your Dogs This Allergy Season

Stick Is Life! Watch This Dog Plow Through 20 Inches Of Snow

Snow Vs. Short Legs: Watch This Corgi’s Blizzard Battle

Newly Identified Tick-Borne Bacterium In US Dogs

Travel

And The Best State For An Adventure Vacation Is ...

California Wildflower Superblooms Are Back In 2026

3 Big Changes Coming To National Parks In 2026

‘Rare And Remarkable’: Lake Superior Ice Caves Reopen

Seasonal Hub

Leaves Increasing On Trees In The South, Pollen On The Rise

When Are The Average Last Freezes In The US?

Allergy Season Grows Longer – Especially In These Places

Record Warmth Is Almost Tripling Record Cold This Year

Advertisement