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United States of America · Costa Mesa climate

Extended 10-day forecasts, Costa Mesa (CA)

Hourly detail for the next 48 hours, six-hourly segments for the rest of the week.

Climate overview Temperature Rainfall

This is the 10-day extended forecast for Costa Mesa, the United States of America. The forecast is updated every three hours and displays the temperature, weather conditions, wind direction and speed, as well as the chance of precipitation.

Check out our September climate page to see if the current temperatures in Costa Mesa is typical for this time of year.

Today · Sunday 6 Sep

Hour by hour

Time	Weather	Temp	Precip	Humidity	Wind
15:00	Light rain	27°C (81°F)	0.2 mm (0.01 in)	78%	W 5 m/s (10 knots)
16:00	Rain	27°C (81°F)	0.6 mm (0.02 in)	78%	NW 3 m/s (6 knots)
17:00	Rain	26°C (79°F)	0.6 mm (0.02 in)	84%	NW 4 m/s (8 knots)
18:00	Cloudy	25°C (77°F)	0 mm (0 in)	88%	NW 4 m/s (8 knots)
19:00	Cloudy	25°C (77°F)	0 mm (0 in)	88%	NW 5 m/s (10 knots)
20:00	Cloudy	24°C (75°F)	0 mm (0 in)	89%	NW 5 m/s (10 knots)
21:00	Cloudy	24°C (75°F)	0 mm (0 in)	89%	NW 4 m/s (8 knots)
22:00	Partly cloudy	24°C (75°F)	0 mm (0 in)	91%	NW 4 m/s (8 knots)
23:00	Partly cloudy	23°C (73°F)	0 mm (0 in)	92%	NW 4 m/s (8 knots)

15:00

Light rain

78% · W 5 m/s (10 knots)

27°C (81°F)

0.2 mm (0.01 in)

16:00

Rain

78% · NW 3 m/s (6 knots)

27°C (81°F)

0.6 mm (0.02 in)

17:00

Rain

84% · NW 4 m/s (8 knots)

26°C (79°F)

0.6 mm (0.02 in)

18:00

Cloudy

88% · NW 4 m/s (8 knots)

25°C (77°F)

0 mm (0 in)

19:00

Cloudy

88% · NW 5 m/s (10 knots)

25°C (77°F)

0 mm (0 in)

20:00

Cloudy

89% · NW 5 m/s (10 knots)

24°C (75°F)

0 mm (0 in)

21:00

Cloudy

89% · NW 4 m/s (8 knots)

24°C (75°F)

0 mm (0 in)

22:00

Partly cloudy

91% · NW 4 m/s (8 knots)

24°C (75°F)

0 mm (0 in)

23:00

Partly cloudy

92% · NW 4 m/s (8 knots)

23°C (73°F)

0 mm (0 in)

Tomorrow · Monday 7 Sep

Hour by hour

Time	Weather	Temp	Precip	Humidity	Wind
00:00	Partly cloudy	23°C (73°F)	0 mm (0 in)	93%	NW 4 m/s (8 knots)
01:00	Cloudy	23°C (73°F)	0 mm (0 in)	94%	NW 4 m/s (8 knots)
02:00	Cloudy	22°C (72°F)	0 mm (0 in)	95%	NW 3 m/s (6 knots)
03:00	Cloudy	22°C (72°F)	0 mm (0 in)	96%	NW 3 m/s (6 knots)
04:00	Partly cloudy	22°C (72°F)	0 mm (0 in)	96%	NW 3 m/s (6 knots)
05:00	Partly cloudy	22°C (72°F)	0 mm (0 in)	97%	NW 2 m/s (4 knots)
06:00	Rain	22°C (72°F)	0.4 mm (0.02 in)	96%	W 3 m/s (6 knots)
07:00	Rain	22°C (72°F)	0.5 mm (0.02 in)	96%	W 3 m/s (6 knots)
08:00	Rain	23°C (73°F)	0.8 mm (0.03 in)	95%	NW 3 m/s (6 knots)
09:00	Heavy rain	24°C (75°F)	1 mm (0.04 in)	91%	NW 3 m/s (6 knots)
10:00	Rain	25°C (77°F)	0.8 mm (0.03 in)	91%	W 3 m/s (6 knots)
11:00	Rain	25°C (77°F)	0.8 mm (0.03 in)	87%	W 3 m/s (6 knots)
12:00	Rain showers	26°C (79°F)	0.3 mm (0.01 in)	85%	W 2 m/s (4 knots)
13:00	Partly cloudy	27°C (81°F)	0 mm (0 in)	77%	NW 3 m/s (6 knots)
14:00	Partly cloudy	28°C (82°F)	0 mm (0 in)	73%	W 4 m/s (8 knots)
15:00	Light rain showers	28°C (82°F)	0.2 mm (0.01 in)	73%	W 5 m/s (10 knots)
16:00	Partly cloudy	27°C (81°F)	0 mm (0 in)	77%	SW 4 m/s (8 knots)
17:00	Partly cloudy	26°C (79°F)	0 mm (0 in)	78%	SW 4 m/s (8 knots)
18:00	Partly cloudy	26°C (79°F)	0 mm (0 in)	77%	SW 4 m/s (8 knots)
19:00	Mostly clear	25°C (77°F)	0 mm (0 in)	80%	SW 4 m/s (8 knots)
20:00	Mostly clear	25°C (77°F)	0 mm (0 in)	81%	W 4 m/s (8 knots)
21:00	Mostly clear	24°C (75°F)	0 mm (0 in)	82%	W 3 m/s (6 knots)
22:00	Clear skies	24°C (75°F)	0 mm (0 in)	82%	W 3 m/s (6 knots)
23:00	Mostly clear	23°C (73°F)	0 mm (0 in)	82%	NW 3 m/s (6 knots)

00:00

Partly cloudy

93% · NW 4 m/s (8 knots)

23°C (73°F)

0 mm (0 in)

01:00

Cloudy

94% · NW 4 m/s (8 knots)

23°C (73°F)

0 mm (0 in)

02:00

Cloudy

95% · NW 3 m/s (6 knots)

22°C (72°F)

0 mm (0 in)

03:00

Cloudy

96% · NW 3 m/s (6 knots)

22°C (72°F)

0 mm (0 in)

04:00

Partly cloudy

96% · NW 3 m/s (6 knots)

22°C (72°F)

0 mm (0 in)

05:00

Partly cloudy

97% · NW 2 m/s (4 knots)

22°C (72°F)

0 mm (0 in)

06:00

Rain

96% · W 3 m/s (6 knots)

22°C (72°F)

0.4 mm (0.02 in)

07:00

Rain

96% · W 3 m/s (6 knots)

22°C (72°F)

0.5 mm (0.02 in)

08:00

Rain

95% · NW 3 m/s (6 knots)

23°C (73°F)

0.8 mm (0.03 in)

09:00

Heavy rain

91% · NW 3 m/s (6 knots)

24°C (75°F)

1 mm (0.04 in)

10:00

Rain

91% · W 3 m/s (6 knots)

25°C (77°F)

0.8 mm (0.03 in)

11:00

Rain

87% · W 3 m/s (6 knots)

25°C (77°F)

0.8 mm (0.03 in)

12:00

Rain showers

85% · W 2 m/s (4 knots)

26°C (79°F)

0.3 mm (0.01 in)

13:00

Partly cloudy

77% · NW 3 m/s (6 knots)

27°C (81°F)

0 mm (0 in)

14:00

Partly cloudy

73% · W 4 m/s (8 knots)

28°C (82°F)

0 mm (0 in)

15:00

Light rain showers

73% · W 5 m/s (10 knots)

28°C (82°F)

0.2 mm (0.01 in)

16:00

Partly cloudy

77% · SW 4 m/s (8 knots)

27°C (81°F)

0 mm (0 in)

17:00

Partly cloudy

78% · SW 4 m/s (8 knots)

26°C (79°F)

0 mm (0 in)

18:00

Partly cloudy

77% · SW 4 m/s (8 knots)

26°C (79°F)

0 mm (0 in)

19:00

Mostly clear

80% · SW 4 m/s (8 knots)

25°C (77°F)

0 mm (0 in)

20:00

Mostly clear

81% · W 4 m/s (8 knots)

25°C (77°F)

0 mm (0 in)

21:00

Mostly clear

82% · W 3 m/s (6 knots)

24°C (75°F)

0 mm (0 in)

22:00

Clear skies

82% · W 3 m/s (6 knots)

24°C (75°F)

0 mm (0 in)

23:00

Mostly clear

82% · NW 3 m/s (6 knots)

23°C (73°F)

0 mm (0 in)

Next 7 days

Six-hour segments

Day

Night

23:00

Morning

05:00

Afternoon

11:00

Evening

17:00

Tuesday

8 Sep

23°C (73°F)

0 mm (0 in)

Partly cloudy

82% · NW 3 m/s (6 knots)

22°C (72°F)

0 mm (0 in)

Partly cloudy

86% · W 2 m/s (4 knots)

29°C (84°F)

0 mm (0 in)

Mostly sunny

64% · W 3 m/s (6 knots)

29°C (84°F)

0 mm (0 in)

Mostly clear

59% · W 5 m/s (10 knots)

Wednesday

9 Sep

24°C (75°F)

0 mm (0 in)

Clear skies

71% · SW 2 m/s (4 knots)

21°C (70°F)

0 mm (0 in)

Clear skies

80% · E 2 m/s (4 knots)

32°C (90°F)

0 mm (0 in)

Clear skies

55% · W 2 m/s (4 knots)

33°C (91°F)

0 mm (0 in)

Clear skies

41% · W 3 m/s (6 knots)

Thursday

10 Sep

26°C (79°F)

0 mm (0 in)

Clear skies

67% · S 1 m/s (2 knots)

23°C (73°F)

0 mm (0 in)

Clear skies

81% · SE 2 m/s (4 knots)

30°C (86°F)

0 mm (0 in)

Clear skies

53% · S 2 m/s (4 knots)

29°C (84°F)

0 mm (0 in)

Clear skies

53% · SW 2 m/s (4 knots)

Friday

11 Sep

24°C (75°F)

0 mm (0 in)

Clear skies

72% · S 2 m/s (4 knots)

22°C (72°F)

0 mm (0 in)

Clear skies

82% · SE 1 m/s (2 knots)

29°C (84°F)

0 mm (0 in)

Clear skies

49% · S 2 m/s (4 knots)

28°C (82°F)

0 mm (0 in)

Clear skies

57% · S 3 m/s (6 knots)

Saturday

12 Sep

22°C (72°F)

0 mm (0 in)

Clear skies

88% · SE 3 m/s (6 knots)

21°C (70°F)

0 mm (0 in)

Mostly sunny

87% · SE 2 m/s (4 knots)

26°C (79°F)

0 mm (0 in)

Clear skies

59% · S 3 m/s (6 knots)

24°C (75°F)

0 mm (0 in)

Clear skies

71% · SW 3 m/s (6 knots)

Sunday

13 Sep

21°C (70°F)

0.1 mm (0 in)

Partly cloudy

81% · S 2 m/s (4 knots)

20°C (68°F)

0 mm (0 in)

Partly cloudy

77% · SE 4 m/s (8 knots)

25°C (77°F)

0 mm (0 in)

Partly cloudy

54% · S 2 m/s (4 knots)

25°C (77°F)

0 mm (0 in)

Clear skies

58% · SW 3 m/s (6 knots)

Monday

14 Sep

22°C (72°F)

0 mm (0 in)

Partly cloudy

78% · S 1 m/s (2 knots)

19°C (66°F)

0 mm (0 in)

Clear skies

88% · E 1 m/s (2 knots)

25°C (77°F)

0 mm (0 in)

Partly cloudy

56% · SW 2 m/s (4 knots)

24°C (75°F)

0 mm (0 in)

Clear skies

63% · SW 3 m/s (6 knots)

Data from MET Norway. Prefer the quick-glance version? See the 10-day summary.

Costa Mesa weather by month

Browse monthly averages for Costa Mesa: climate by month with temperature, rainfall and sunshine.

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