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United States of America · St. Helena climate

Extended 10-day forecasts, St. Helena (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 St. Helena, 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 July climate page to see if the current temperatures in St. Helena is typical for this time of year.

Today · Friday 17 Jul

Hour by hour

Time	Weather	Temp	Precip	Humidity	Wind
06:00	Clear skies	13°C (55°F)	0 mm (0 in)	87%	SW 1 m/s (2 knots)
07:00	Clear skies	15°C (59°F)	0 mm (0 in)	78%	SW 1 m/s (2 knots)
08:00	Clear skies	18°C (64°F)	0 mm (0 in)	60%	SW 1 m/s (2 knots)
09:00	Clear skies	21°C (70°F)	0 mm (0 in)	50%	SW 2 m/s (4 knots)
10:00	Clear skies	24°C (75°F)	0 mm (0 in)	42%	SW 2 m/s (4 knots)
11:00	Clear skies	27°C (81°F)	0 mm (0 in)	37%	SW 2 m/s (4 knots)
12:00	Clear skies	28°C (82°F)	0 mm (0 in)	33%	SW 3 m/s (6 knots)
13:00	Clear skies	30°C (86°F)	0 mm (0 in)	31%	SW 3 m/s (6 knots)
14:00	Clear skies	31°C (88°F)	0 mm (0 in)	29%	SW 3 m/s (6 knots)
15:00	Clear skies	31°C (88°F)	0 mm (0 in)	27%	SW 4 m/s (8 knots)
16:00	Clear skies	31°C (88°F)	0 mm (0 in)	27%	SW 4 m/s (8 knots)
17:00	Clear skies	31°C (88°F)	0 mm (0 in)	27%	SW 3 m/s (6 knots)
18:00	Clear skies	29°C (84°F)	0 mm (0 in)	30%	SW 3 m/s (6 knots)
19:00	Clear skies	27°C (81°F)	0 mm (0 in)	35%	SW 3 m/s (6 knots)
20:00	Clear skies	24°C (75°F)	0 mm (0 in)	44%	S 3 m/s (6 knots)
21:00	Clear skies	21°C (70°F)	0 mm (0 in)	57%	S 2 m/s (4 knots)
22:00	Clear skies	18°C (64°F)	0 mm (0 in)	66%	S 2 m/s (4 knots)
23:00	Clear skies	17°C (63°F)	0 mm (0 in)	73%	S 2 m/s (4 knots)

06:00

Clear skies

87% · SW 1 m/s (2 knots)

13°C (55°F)

0 mm (0 in)

07:00

Clear skies

78% · SW 1 m/s (2 knots)

15°C (59°F)

0 mm (0 in)

08:00

Clear skies

60% · SW 1 m/s (2 knots)

18°C (64°F)

0 mm (0 in)

09:00

Clear skies

50% · SW 2 m/s (4 knots)

21°C (70°F)

0 mm (0 in)

10:00

Clear skies

42% · SW 2 m/s (4 knots)

24°C (75°F)

0 mm (0 in)

11:00

Clear skies

37% · SW 2 m/s (4 knots)

27°C (81°F)

0 mm (0 in)

12:00

Clear skies

33% · SW 3 m/s (6 knots)

28°C (82°F)

0 mm (0 in)

13:00

Clear skies

31% · SW 3 m/s (6 knots)

30°C (86°F)

0 mm (0 in)

14:00

Clear skies

29% · SW 3 m/s (6 knots)

31°C (88°F)

0 mm (0 in)

15:00

Clear skies

27% · SW 4 m/s (8 knots)

31°C (88°F)

0 mm (0 in)

16:00

Clear skies

27% · SW 4 m/s (8 knots)

31°C (88°F)

0 mm (0 in)

17:00

Clear skies

27% · SW 3 m/s (6 knots)

31°C (88°F)

0 mm (0 in)

18:00

Clear skies

30% · SW 3 m/s (6 knots)

29°C (84°F)

0 mm (0 in)

19:00

Clear skies

35% · SW 3 m/s (6 knots)

27°C (81°F)

0 mm (0 in)

20:00

Clear skies

44% · S 3 m/s (6 knots)

24°C (75°F)

0 mm (0 in)

21:00

Clear skies

57% · S 2 m/s (4 knots)

21°C (70°F)

0 mm (0 in)

22:00

Clear skies

66% · S 2 m/s (4 knots)

18°C (64°F)

0 mm (0 in)

23:00

Clear skies

73% · S 2 m/s (4 knots)

17°C (63°F)

0 mm (0 in)

Tomorrow · Saturday 18 Jul

Hour by hour

Time	Weather	Temp	Precip	Humidity	Wind
00:00	Clear skies	16°C (61°F)	0 mm (0 in)	78%	S 2 m/s (4 knots)
01:00	Clear skies	15°C (59°F)	0 mm (0 in)	82%	S 2 m/s (4 knots)
02:00	Clear skies	14°C (57°F)	0 mm (0 in)	83%	SW 2 m/s (4 knots)
03:00	Clear skies	14°C (57°F)	0 mm (0 in)	84%	SW 1 m/s (2 knots)
04:00	Clear skies	14°C (57°F)	0 mm (0 in)	84%	SW 1 m/s (2 knots)
05:00	Clear skies	14°C (57°F)	0 mm (0 in)	84%	SW 1 m/s (2 knots)
06:00	Clear skies	14°C (57°F)	0 mm (0 in)	83%	SW 1 m/s (2 knots)
07:00	Clear skies	15°C (59°F)	0 mm (0 in)	75%	SW 1 m/s (2 knots)
08:00	Clear skies	17°C (63°F)	0 mm (0 in)	67%	SW 1 m/s (2 knots)
09:00	Clear skies	19°C (66°F)	0 mm (0 in)	58%	SW 2 m/s (4 knots)
10:00	Clear skies	22°C (72°F)	0 mm (0 in)	49%	SW 2 m/s (4 knots)
11:00	Clear skies	25°C (77°F)	0 mm (0 in)	43%	SW 2 m/s (4 knots)
12:00	Clear skies	27°C (81°F)	0 mm (0 in)	38%	SW 2 m/s (4 knots)
13:00	Clear skies	29°C (84°F)	0 mm (0 in)	36%	SW 3 m/s (6 knots)
14:00	Clear skies	30°C (86°F)	0 mm (0 in)	32%	SW 3 m/s (6 knots)
15:00	Clear skies	31°C (88°F)	0 mm (0 in)	31%	SW 3 m/s (6 knots)
16:00	Clear skies	30°C (86°F)	0 mm (0 in)	31%	SW 3 m/s (6 knots)
17:00	Clear skies	29°C (84°F)	0 mm (0 in)	33%	SW 3 m/s (6 knots)
18:00	Clear skies	27°C (81°F)	0 mm (0 in)	36%	SW 3 m/s (6 knots)
19:00	Clear skies	25°C (77°F)	0 mm (0 in)	40%	SW 3 m/s (6 knots)
20:00	Clear skies	22°C (72°F)	0 mm (0 in)	48%	SW 3 m/s (6 knots)
21:00	Clear skies	19°C (66°F)	0 mm (0 in)	59%	SW 2 m/s (4 knots)
22:00	Clear skies	17°C (63°F)	0 mm (0 in)	66%	SW 2 m/s (4 knots)
23:00	Clear skies	16°C (61°F)	0 mm (0 in)	71%	SW 1 m/s (2 knots)

00:00

Clear skies

78% · S 2 m/s (4 knots)

16°C (61°F)

0 mm (0 in)

01:00

Clear skies

82% · S 2 m/s (4 knots)

15°C (59°F)

0 mm (0 in)

02:00

Clear skies

83% · SW 2 m/s (4 knots)

14°C (57°F)

0 mm (0 in)

03:00

Clear skies

84% · SW 1 m/s (2 knots)

14°C (57°F)

0 mm (0 in)

04:00

Clear skies

84% · SW 1 m/s (2 knots)

14°C (57°F)

0 mm (0 in)

05:00

Clear skies

84% · SW 1 m/s (2 knots)

14°C (57°F)

0 mm (0 in)

06:00

Clear skies

83% · SW 1 m/s (2 knots)

14°C (57°F)

0 mm (0 in)

07:00

Clear skies

75% · SW 1 m/s (2 knots)

15°C (59°F)

0 mm (0 in)

08:00

Clear skies

67% · SW 1 m/s (2 knots)

17°C (63°F)

0 mm (0 in)

09:00

Clear skies

58% · SW 2 m/s (4 knots)

19°C (66°F)

0 mm (0 in)

10:00

Clear skies

49% · SW 2 m/s (4 knots)

22°C (72°F)

0 mm (0 in)

11:00

Clear skies

43% · SW 2 m/s (4 knots)

25°C (77°F)

0 mm (0 in)

12:00

Clear skies

38% · SW 2 m/s (4 knots)

27°C (81°F)

0 mm (0 in)

13:00

Clear skies

36% · SW 3 m/s (6 knots)

29°C (84°F)

0 mm (0 in)

14:00

Clear skies

32% · SW 3 m/s (6 knots)

30°C (86°F)

0 mm (0 in)

15:00

Clear skies

31% · SW 3 m/s (6 knots)

31°C (88°F)

0 mm (0 in)

16:00

Clear skies

31% · SW 3 m/s (6 knots)

30°C (86°F)

0 mm (0 in)

17:00

Clear skies

33% · SW 3 m/s (6 knots)

29°C (84°F)

0 mm (0 in)

18:00

Clear skies

36% · SW 3 m/s (6 knots)

27°C (81°F)

0 mm (0 in)

19:00

Clear skies

40% · SW 3 m/s (6 knots)

25°C (77°F)

0 mm (0 in)

20:00

Clear skies

48% · SW 3 m/s (6 knots)

22°C (72°F)

0 mm (0 in)

21:00

Clear skies

59% · SW 2 m/s (4 knots)

19°C (66°F)

0 mm (0 in)

22:00

Clear skies

66% · SW 2 m/s (4 knots)

17°C (63°F)

0 mm (0 in)

23:00

Clear skies

71% · SW 1 m/s (2 knots)

16°C (61°F)

0 mm (0 in)

Next 7 days

Six-hour segments

Day

Night

23:00

Morning

05:00

Afternoon

11:00

Evening

17:00

Sunday

19 Jul

16°C (61°F)

0 mm (0 in)

Partly cloudy

71% · SW 1 m/s (2 knots)

15°C (59°F)

0 mm (0 in)

Partly cloudy

78% · W 1 m/s (2 knots)

28°C (82°F)

0 mm (0 in)

Partly cloudy

37% · S 2 m/s (4 knots)

30°C (86°F)

0 mm (0 in)

Partly cloudy

31% · SW 3 m/s (6 knots)

Monday

20 Jul

18°C (64°F)

0 mm (0 in)

Partly cloudy

60% · W 2 m/s (4 knots)

16°C (61°F)

0 mm (0 in)

Partly cloudy

74% · W 1 m/s (2 knots)

25°C (77°F)

0 mm (0 in)

Clear skies

43% · SW 1 m/s (2 knots)

28°C (82°F)

0 mm (0 in)

Partly cloudy

33% · SW 2 m/s (4 knots)

Tuesday

21 Jul

18°C (64°F)

0 mm (0 in)

Mostly clear

66% · W 1 m/s (2 knots)

15°C (59°F)

0 mm (0 in)

Mostly sunny

79% · W 1 m/s (2 knots)

27°C (81°F)

0 mm (0 in)

Clear skies

38% · SW 2 m/s (4 knots)

30°C (86°F)

0 mm (0 in)

Partly cloudy

28% · SW 2 m/s (4 knots)

Wednesday

22 Jul

19°C (66°F)

0 mm (0 in)

Clear skies

59% · SW 2 m/s (4 knots)

16°C (61°F)

0 mm (0 in)

Clear skies

76% · SW 1 m/s (2 knots)

28°C (82°F)

0 mm (0 in)

Clear skies

36% · SW 2 m/s (4 knots)

33°C (91°F)

0 mm (0 in)

Clear skies

26% · SW 3 m/s (6 knots)

Thursday

23 Jul

20°C (68°F)

0 mm (0 in)

Clear skies

57% · SW 2 m/s (4 knots)

17°C (63°F)

0 mm (0 in)

Clear skies

66% · W 2 m/s (4 knots)

30°C (86°F)

0 mm (0 in)

Clear skies

29% · SW 2 m/s (4 knots)

31°C (88°F)

0 mm (0 in)

Clear skies

25% · SW 3 m/s (6 knots)

Friday

24 Jul

18°C (64°F)

0 mm (0 in)

Clear skies

59% · SW 1 m/s (2 knots)

15°C (59°F)

0 mm (0 in)

Partly cloudy

80% · SW 1 m/s (2 knots)

23°C (73°F)

0 mm (0 in)

Clear skies

45% · SW 2 m/s (4 knots)

26°C (79°F)

0 mm (0 in)

Clear skies

38% · SW 3 m/s (6 knots)

Saturday

25 Jul

16°C (61°F)

0 mm (0 in)

Clear skies

79% · SW 2 m/s (4 knots)

14°C (57°F)

0 mm (0 in)

Clear skies

90% · SW 1 m/s (2 knots)

25°C (77°F)

0 mm (0 in)

Clear skies

42% · S 2 m/s (4 knots)

31°C (88°F)

0 mm (0 in)

Clear skies

26% · SW 3 m/s (6 knots)

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

St. Helena weather by month

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