May 2019 Weather Stats for Irvine, California

Weather Statistics for Princeton Townhomes, University Center, Irvine, California May 2019

May 2019 continued the unusual weather patterns for this winter and spring in Irvine. A stationary high-pressure system was anchored off the coast of British Columbia, Canada which forced the jet stream south and across California, ushering Pacific storms south and across California.

Temperatures on average were cooler with the mean temperature being significantly lower than it was in April even. (May mean: 16.0°C / 60.8°F Apr mean: 17.5°C / 63.5°F)

Rain fell on four days, for a total accumulation of 16.76mm / 0.66in for the month, bringing the rain-year (Oct-Sep) total to 483.64mm / 19.04in! The kind of rain year that southern California doesn't get to celebrate very often!

May 2019 Weather Highlights, Irvine, CA - Imperial Measurements

May 2019 Weather Highlights, Irvine, CA - Metrics

Temperature Stats

	Celsius						Farenheit
Date	High °C	Low °C	Mean °C	Avg °C	Range °C		High °F	Low °F	Mean °F	Avg °F	Range °F
5/1/2019	23.0	9.0	16.0	16.0	14.0		73.4	48.2	60.8	60.8	25.2
5/2/2019	23.0	9.0	16.0	15.0	14.0		73.4	48.2	60.8	59.0	25.2
5/3/2019	23.0	13.0	18.0	17.0	10.0		73.4	55.4	64.4	62.6	18.0
5/4/2019	23.0	13.0	18.0	17.0	10.0		73.4	55.4	64.4	62.6	18.0
5/5/2019	23.0	14.0	18.5	17.0	9.0		73.4	57.2	65.3	62.6	16.2
5/6/2019	23.0	13.0	18.0	18.0	10.0		73.4	55.4	64.4	64.4	18.0
5/7/2019	21.0	14.0	17.5	17.0	7.0		69.8	57.2	63.5	62.6	12.6
5/8/2019	19.0	15.0	17.0	16.0	4.0		66.2	59.0	62.6	60.8	7.2
5/9/2019	20.0	15.0	17.5	16.0	5.0		68.0	59.0	63.5	60.8	9.0
5/10/2019	20.0	13.0	16.5	16.0	7.0		68.0	55.4	61.7	60.8	12.6
5/11/2019	27.0	12.0	19.5	18.0	15.0		80.6	53.6	67.1	64.4	27.0
5/12/2019	24.0	12.0	18.0	17.0	12.0		75.2	53.6	64.4	62.6	21.6
5/13/2019	21.0	16.0	18.5	18.0	5.0		69.8	60.8	65.3	64.4	9.0
5/14/2019	24.0	16.0	20.0	18.0	8.0		75.2	60.8	68.0	64.4	14.4
5/15/2019	21.0	16.0	18.5	17.0	5.0		69.8	60.8	65.3	62.6	9.0
5/16/2019	22.0	13.0	17.5	17.0	9.0		71.6	55.4	63.5	62.6	16.2
5/17/2019	23.0	9.0	16.0	16.0	14.0		73.4	48.2	60.8	60.8	25.2
5/18/2019	24.0	8.0	16.0	16.0	16.0		75.2	46.4	60.8	60.8	28.8
5/19/2019	21.0	11.0	16.0	14.0	10.0		69.8	51.8	60.8	57.2	18.0
5/20/2019	22.0	12.0	17.0	16.0	10.0		71.6	53.6	62.6	60.8	18.0
5/21/2019	21.0	9.0	15.0	16.0	12.0		69.8	48.2	59.0	60.8	21.6
5/22/2019	22.0	10.0	16.0	14.0	12.0		71.6	50.0	60.8	57.2	21.6
5/23/2019	22.0	11.0	16.5	15.0	11.0		71.6	51.8	61.7	59.0	19.8
5/24/2019	24.0	8.0	16.0	16.0	16.0		75.2	46.4	60.8	60.8	28.8
5/25/2019	23.0	9.0	16.0	16.0	14.0		73.4	48.2	60.8	60.8	25.2
5/26/2019	16.0	12.0	14.0	14.0	4.0		60.8	53.6	57.2	57.2	7.2
5/27/2019	21.0	9.0	15.0	14.0	12.0		69.8	48.2	59.0	57.2	21.6
5/28/2019	23.0	8.0	15.5	14.0	15.0		73.4	46.4	59.9	57.2	27.0
5/29/2019	24.0	9.0	16.5	16.0	15.0		75.2	48.2	61.7	60.8	27.0
5/30/2019	24.0	15.0	19.5	18.0	9.0		75.2	59.0	67.1	64.4	16.2
5/31/2019	23.0	15.0	19.0	17.0	8.0		73.4	59.0	66.2	62.6	14.4
	27.0	8.0	16.0	17.1	19		80.6	46.4	60.8	62.7	34.2

Precipitation Stats

	Precipitation
Date	(mm)	(in)
5/1/2019	-	-
5/2/2019	-	-
5/3/2019	-	-
5/4/2019	-	-
5/5/2019	-	-
5/6/2019	-	-
5/7/2019	-	-
5/8/2019	-	-
5/9/2019	-	-
5/10/2019	-	-
5/11/2019	-	-
5/12/2019	-	-
5/13/2019	-	-
5/14/2019	-	-
5/15/2019	-	-
5/16/2019	6.60	0.26
5/17/2019	-	-
5/18/2019	-	-
5/19/2019	6.35	0.25
5/20/2019	-	-
5/21/2019	-	-
5/22/2019	3.30	0.13
5/23/2019	-	-
5/24/2019	-	-
5/25/2019	-	-
5/26/2019	0.51	0.02
5/27/2019	-	-
5/28/2019	-	-
5/29/2019	-	-
5/30/2019	-	-
5/31/2019	-	-
	16.76	0.66
Tot for Season (Oct - Sep)	483.64	19.04

Pressure Stats

Pressure
Date	High (hPa)	Low (hPa)	High (in)	Low (in)
5/1/2019	1013.88	1009.82	29.94	29.82
5/2/2019	1012.87	1009.48	29.91	29.81
5/3/2019	1011.51	1008.13	29.87	29.77
5/4/2019	1010.50	1006.77	29.84	29.73
5/5/2019	1008.47	1006.77	29.78	29.73
5/6/2019	1009.82	1007.79	29.82	29.76
5/7/2019	1015.24	1012.53	29.98	29.90
5/8/2019	1013.88	1009.14	29.94	29.80
5/9/2019	1009.14	1004.06	29.80	29.65
5/10/2019	1008.81	1004.40	29.79	29.66
5/11/2019	1010.16	1006.77	29.83	29.73
5/12/2019	1011.85	1008.81	29.88	29.79
5/13/2019	1012.87	1010.50	29.91	29.84
5/14/2019	1013.55	1009.82	29.93	29.82
5/15/2019	1011.51	1008.13	29.87	29.77
5/16/2019	1011.51	1007.45	29.87	29.75
5/17/2019	1012.87	1010.50	29.91	29.84
5/18/2019	1011.51	1008.81	29.87	29.79
5/19/2019	1009.82	1007.45	29.82	29.75
5/20/2019	1011.85	1006.77	29.88	29.73
5/21/2019	1011.51	1004.06	29.87	29.65
5/22/2019	1006.43	1002.03	29.72	29.59
5/23/2019	1012.87	1006.10	29.91	29.71
5/24/2019	1012.87	1008.13	29.91	29.77
5/25/2019	1009.82	1007.45	29.82	29.75
5/26/2019	1011.51	1007.45	29.87	29.75
5/27/2019	1013.21	1010.84	29.92	29.85
5/28/2019	1011.51	1006.77	29.87	29.73
5/29/2019	1008.81	1006.10	29.79	29.71
5/30/2019	1009.48	1007.45	29.81	29.75
5/31/2019	1009.48	1006.77	29.81	29.73
Max and Min	1015.24	1012.53	29.98	29.90

Humidity Stats

	Humidity
Date	High %	Low %	Mean %	Avg %	Range %
5/1/2019	99%	53%	76%	80%	46%
5/2/2019	99%	61%	80%	85%	38%
5/3/2019	98%	60%	79%	83%	38%
5/4/2019	99%	63%	81%	81%	36%
5/5/2019	95%	59%	77%	79%	36%
5/6/2019	98%	48%	73%	73%	50%
5/7/2019	86%	59%	73%	72%	27%
5/8/2019	88%	71%	80%	81%	17%
5/9/2019	91%	69%	80%	82%	22%
5/10/2019	97%	72%	85%	86%	25%
5/11/2019	99%	49%	74%	79%	50%
5/12/2019	99%	63%	81%	84%	36%
5/13/2019	97%	73%	85%	87%	24%
5/14/2019	99%	64%	82%	86%	35%
5/15/2019	92%	72%	82%	84%	20%
5/16/2019	99%	58%	79%	80%	41%
5/17/2019	99%	46%	73%	76%	53%
5/18/2019	99%	51%	75%	80%	48%
5/19/2019	99%	63%	81%	86%	36%
5/20/2019	93%	49%	71%	77%	44%
5/21/2019	99%	55%	77%	78%	44%
5/22/2019	99%	47%	73%	84%	52%
5/23/2019	99%	58%	79%	80%	41%
5/24/2019	99%	48%	74%	78%	51%
5/25/2019	99%	53%	76%	80%	46%
5/26/2019	98%	68%	83%	86%	30%
5/27/2019	97%	50%	74%	76%	47%
5/28/2019	99%	51%	75%	82%	48%
5/29/2019	99%	55%	77%	82%	44%
5/30/2019	94%	63%	79%	82%	31%
5/31/2019	92%	63%	78%	82%	29%
			80%	78%