As of 11:11 PDT

Weather in St. Helena, CA

74°

St. Helena, Wednesday, 14 October, 11:11

Clear. Feels like 73°. High 78°, low 46°.

Pressure30.12 inHg

Wind1.2 mph NE

Humidity30%

Visibility6.2 mi

Dew point41°

Wed, 14October

78°/46°

Thu, 15October

90°/46°

Fri, 16October

92°/59°

Sat, 17October

90°/62°

Sun, 18October

79°/51°

Mon, 19October

63°/49°

Tue, 20October

72°/46°

	00:00	02:00	04:00	06:00	08:00	10:00	12:00	14:00	16:00	18:00	20:00	22:00

Temperature	75°	52°	49°	46°	54°	62°	75°	77°	78°	68°	59°	53°
Feels like	75°	50°	48°	46°	54°	62°	73°	75°	76°	66°	56°	50°
Pressure, inHg	30.12	30.12	30.12	30.12	30.12	30.12	30.12	30.09	30.06	30.06	30.09	30.09
Wind, mph	2.8	2.8	2.8	2.8	2.8	2.8	1.3	1.1	1.6	2.6	1.5	1.2
Humidity, %	29%	29%	29%	29%	29%	29%	29%	24%	20%	21%	32%	35%
Precipitation	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in
Visibility	—	—	—	—	—	—	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi

	00:00	02:00	04:00	06:00	08:00	10:00	12:00	14:00	16:00	18:00	20:00	22:00

Temperature	53°	50°	48°	46°	49°	70°	84°	89°	89°	77°	67°	61°
Feels like	49°	47°	48°	46°	49°	68°	81°	85°	85°	75°	65°	58°
Pressure, inHg	30.12	30.12	30.12	30.12	30.12	30.15	30.12	30.09	30.06	30.06	30.06	30.09
Wind, mph	0.9	0.7	0.9	0.9	0.9	2.2	5	4	3.5	1	1.3	1.6
Humidity, %	36%	38%	44%	50%	48%	22%	15%	13%	13%	17%	21%	26%
Precipitation	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in
Visibility	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi

	00:00	02:00	04:00	06:00	08:00	10:00	12:00	14:00	16:00	18:00	20:00	22:00

Temperature	67°	65°	64°	61°	61°	79°	87°	92°	92°	82°	72°	69°
Feels like	65°	62°	61°	58°	59°	79°	84°	87°	88°	80°	70°	66°
Pressure, inHg	30.09	30.09	30.09	30.09	30.12	30.12	30.09	30.06	30.03	30.03	30.06	30.06
Wind, mph	1.8	1.9	1.6	1.5	1.4	1.7	2.8	1.4	0.4	1.7	0.9	0.9
Humidity, %	27%	30%	31%	35%	34%	18%	13%	11%	11%	17%	26%	29%
Precipitation	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in
Visibility	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi

	00:00	02:00	04:00	06:00	08:00	10:00	12:00	14:00	16:00	18:00	20:00	22:00

Temperature	67°	65°	64°	62°	64°	79°	87°	90°	89°	81°	70°	67°
Feels like	65°	63°	61°	59°	61°	77°	84°	86°	85°	79°	69°	65°
Pressure, inHg	30.06	30.06	30.06	30.06	30.06	30.09	30.06	30.03	29.97	29.97	29.97	29.97
Wind, mph	0.4	0.4	0.3	0.4	0.2	0.5	0.8	2.5	2.8	2.1	1.1	1.2
Humidity, %	31%	32%	32%	34%	32%	19%	14%	12%	12%	19%	29%	37%
Precipitation	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in
Visibility	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi

	00:00	02:00	04:00	06:00	08:00	10:00	12:00	14:00	16:00	18:00	20:00	22:00

Temperature	63°	61°	58°	57°	56°	69°	73°	75°	73°	72°	68°	61°
Feels like	61°	59°	56°	55°	55°	67°	71°	73°	72°	71°	67°	60°
Pressure, inHg	29.97	29.97	29.94	29.94	29.97	29.97	30.00	30.00	30.00	30.00	30.00	30.00
Wind, mph	1.2	0.9	1	1.1	1.1	1.4	3.4	3.4	3.4	3.4	3.4	3.4
Humidity, %	45%	51%	56%	61%	65%	42%	31%	31%	31%	31%	31%	31%
Precipitation	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in
Visibility	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	—	—	—	—	—	—

	00:00	02:00	04:00	06:00	08:00	10:00	12:00	14:00	16:00	18:00	20:00	22:00

Temperature	59°	52°	51°	50°	52°	55°	58°	59°	60°	60°	59°	56°
Feels like	59°	50°	49°	48°	50°	53°	55°	57°	58°	59°	58°	55°
Pressure, inHg	30.00	30.00	30.00	30.00	30.00	30.00	30.00	30.00	30.00	30.00	30.00	30.00
Wind, mph	4.6	4.6	4.6	4.6	4.6	4.6	4.6	4.6	4.6	4.6	4.6	4.6
Humidity, %	46%	46%	46%	46%	46%	46%	46%	46%	46%	46%	46%	46%
Precipitation	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in
Visibility	—	—	—	—	—	—	—	—	—	—	—	—

	00:00	02:00	04:00	06:00	08:00	10:00	12:00	14:00	16:00	18:00	20:00	22:00

Temperature	65°	50°	48°	46°	51°	57°	62°	65°	67°	68°	66°	60°
Feels like	65°	47°	47°	46°	51°	55°	60°	63°	64°	66°	63°	57°
Pressure, inHg	29.88	29.88	29.88	29.88	29.88	29.88	29.88	29.88	29.88	29.88	29.88	29.88
Wind, mph	1.9	1.9	1.9	1.9	1.9	1.9	1.9	1.9	1.9	1.9	1.9	1.9
Humidity, %	29%	29%	29%	29%	29%	29%	29%	29%	29%	29%	29%	29%
Precipitation	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in
Visibility	—	—	—	—	—	—	—	—	—	—	—	—

See detailed hourly forecast

Sun and moon today

Day length — 11 h 16 min

Sunrise — 07:17

Sunset — 18:33

Sunrise and sunset in local time

Waxing crescent, 12%

Sunrise — —

Sunset — —

St. Helena, CA climate by month

The annual average temperature in St. Helena, CA is 62.3°. The warmest month is July (average high 90.5°), and the coldest is January (average low 41.6°). About 28.1 inches of precipitation fall per year, most of it in January (5.6 in). Figures are 60-year climate normals and records from 66 years of observations.

Month	High	Low	Precipitation	Wet days	Record high	Record low
January	58.1°	41.6°	5.6 in	10	80.1° (2021)	20.3° (1974)
February	60.6°	43.1°	5.1 in	9	80.4° (2022)	27° (1979)
March	63.8°	45°	4.2 in	9	87.1° (1988)	29.7° (2018)
April	69.3°	47.6°	1.7 in	6	94.3° (1981)	33.6° (2023)
May	77.5°	53.2°	0.8 in	3	104.2° (1984)	37.9° (1964)
June	85.6°	58.4°	0.2 in	1	110.5° (2017)	44.6° (1972)
July	90.5°	61.1°	0.0 in	0	112.1° (1972)	50.2° (2023)
August	89.6°	61.1°	0.1 in	0	109.2° (1971)	52.3° (1976)
September	86.1°	59.6°	0.3 in	1	117.7° (2022)	45° (1986)
October	77.2°	54.6°	1.4 in	4	106° (2020)	39.7° (1971)
November	64.8°	47.2°	3.5 in	7	88.9° (2018)	32.7° (1985)
December	57.7°	42.3°	5.3 in	9	75.2° (2021)	25.5° (1990)