Oceanside, CA: Climate and Weather (2024)

Seasonal Weather Patterns in Oceanside, CA

Temperature

Average Daily Temperature (°F)

	Oceanside, CA	U.S. Avg.	Difference
January	55	43	+12
July	72	79	-7

Average Monthly Number of Hot and Freezing Days

	Oceanside, CA	U.S. Avg.	Difference
Summer: Hot Days	1	11	-10
Winter: Freezing Days	1	12	-11

Read more in Temperature

Sunshine

Average Annual Number of Clear and Cloudy Days

	Oceanside, CA	U.S. Avg.	Difference
Clear Days	270	217	+53
Cloudy Days	95	148	-53

Average Daylight Hours per Day

	Oceanside, CA	U.S. Avg.	Difference
January	10	10	No difference
July	15	15	No difference

Read more in Sunshine

Precipitation

Average Annual Number of Rainy and Snow Days

	Oceanside, CA	U.S. Avg.	Difference
Rainy Days	39	46	-7
Snow Days	0	7	-7

Average Monthly Humidity (%) in Oceanside, CA

	Oceanside, CA	U.S. Avg.	Difference
January	61	68	-7%
July	60	61	-1%

Read more in Precipitation

Is Oceanside, CA, Hot or Cold?

Low, Average, and High Temperatures (°F)

	Low	Average	High
January	43	55	69
February	46	57	70
March	46	58	72
April	49	61	73
May	55	64	78
June	58	70	82
July	62	72	82
August	64	72	83
September	60	72	80
October	55	67	77
November	48	61	74
December	46	56	67

Average Monthly Number of Hot Days

	Oceanside, CA	U.S. Avg.	Difference
January	0	0	No difference
February	0	0	No difference
March	0	0	No difference
April	0	1	-1
May	0	3	-3
June	0	8	-8
July	1	13	-12
August	1	12	-11
September	1	6	-5
October	1	2	-1
November	0	0	No difference
December	0	0	No difference

Average Monthly Number of Freezing Days

	Oceanside, CA	U.S. Avg.	Difference
January	1	13	-12
February	0	10	-10
March	0	7	-7
April	0	2	-2
May	0	0	No difference
June	0	0	No difference
July	0	0	No difference
August	0	0	No difference
September	0	0	No difference
October	0	2	-2
November	0	6	-6
December	2	12	-10

Oceanside, CA: Clear/Cloudy Skies, and Daylight Hours

Average Number of Clear Days

	Oceanside, CA	U.S. Avg.	Difference
January	21	17	+4
February	19	16	+3
March	21	17	+4
April	22	17	+5
May	23	18	+5
June	24	19	+5
July	25	20	+5
August	25	20	+5
September	24	19	+5
October	24	19	+5
November	22	18	+4
December	20	17	+3

Average Number of Cloudy Days

	Oceanside, CA	U.S. Avg.	Difference
January	10	14	-4
February	9	12	-3
March	10	14	-4
April	8	13	-5
May	8	13	-5
June	6	11	-5
July	6	11	-5
August	6	11	-5
September	6	11	-5
October	7	12	-5
November	8	12	-4
December	11	14	-3

Average Daylight Hours per Day

	Oceanside, CA	U.S. Avg.	Difference
January	10	10	No difference
February	11	11	No difference
March	12	12	No difference
April	13	13	No difference
May	14	14	No difference
June	15	15	No difference
July	15	15	No difference
August	14	14	No difference
September	13	13	No difference
October	12	12	No difference
November	11	10	+1
December	10	10	No difference

Oceanside, CA: Rainy Days, Snow Days, and Humidity

Average Number of Rainy Days

	Oceanside, CA	U.S. Avg.	Difference
January	6	9	-3
February	9	8	+1
March	6	9	-3
April	3	7	-4
May	1	7	-6
June	1	7	-6
July	0	7	-7
August	1	6	-5
September	1	7	-6
October	2	7	-5
November	3	8	-5
December	6	8	-2

Average Number of Snow Days

	Oceanside, CA	U.S. Avg.	Difference
January	0	2	-2
February	0	2	-2
March	0	1	-1
April	0	0	No difference
May	0	0	No difference
June	0	0	No difference
July	0	0	No difference
August	0	0	No difference
September	0	0	No difference
October	0	0	No difference
November	0	1	-1
December	0	2	-2

Average Humidity (%)

	Oceanside, CA	U.S. Avg.	Difference
January	61	68	-7%
February	62	66	-4%
March	63	63	No difference
April	62	59	+3%
May	63	61	+2%
June	62	60	+2%
July	60	61	-1%
August	60	62	-2%
September	60	63	-3%
October	60	63	-3%
November	59	65	-6%
December	61	68	-7%

The assessments presented on this website, including those related to crime, safety, cost of living, and other location characteristics (e.g., states, cities, towns, villages, neighborhoods, areas, landmarks), are based on various sources and our internal research methods. These assessments are not guaranteed to be accurate or complete and should not be used as the sole basis for making any decisions.