Riverside Weather in 1999

Historical record of Riverside, California weather for the year 1999 based on NOAA data.

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1999 Riverside Weather Extremes
Highest temperature	105 °F	August 25
Lowest temperature	32 °F	April 2
Highest daily low	73 °F	July 13
Lowest daily high	51 °F	January 26
Most daily precipitation	0.6 inches	January 26
Total annual precipitation	4.2 inches	-

What was the hottest temperature in Riverside in 1999?

The highest temperature recorded in Riverside, California in 1999 was 105 °F which happened on August 25.

Highest Temperatures: All-Time By Year

Highest Temperatures in Riverside in 1999

Rank	Temperature	Date
1	105 °F	Aug 25
2	104 °F	Jul 12
3	103 °F	Sep 29
3	103 °F	Sep 28
3	103 °F	Aug 24
6	102 °F	Sep 30
6	102 °F	Aug 23
6	102 °F	Jul 11
9	100 °F	Oct 13
9	100 °F	Aug 28
9	100 °F	Aug 27
9	100 °F	Aug 26
9	100 °F	Aug 21
9	100 °F	Aug 3

What was the coldest temperature in Riverside in 1999?

The lowest temperature recorded in Riverside, California in 1999 was 32 °F which happened 2 different times.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Riverside in 1999

Rank	Temperature	Date
1	32 °F	April 2
1	32 °F	March 12
3	33 °F	December 6
3	33 °F	November 23
3	33 °F	February 10
6	34 °F	December 13
6	34 °F	December 7
6	34 °F	December 5
6	34 °F	March 16
6	34 °F	February 13
6	34 °F	February 3
6	34 °F	January 12

January 1999 Riverside Weather

Day	High (°F)	Low (°F)	Precip. (inches)
January 1	79	35	0.00
January 2	80	41	0.00
January 3	74	47	0.00
January 4	79	41	0.00
January 5	82	35	0.00
January 6	79	39	0.00
January 7	68	35	0.00
January 8	72	42	0.00
January 9	80	48	0.00
January 10	81	43	0.00
January 11	73	43	0.00
January 12	64	34	0.00
January 13	68	36	0.00
January 14	81	40	0.00
January 15	75	39	0.00
January 16	66	40	0.00
January 17	64	44	0.00
January 18	65	40	0.00
January 19	58	52	0.00
January 20	60	52	0.15
January 21	64	41	0.01
January 22	71	38	0.00
January 23	70	36	0.00
January 24	63	49	0.00
January 25	53	41	0.37
January 26	51	42	0.58
January 27	60	39	0.03
January 28	66	46	0.00
January 29	71	35	0.00
January 30	70	38	0.00
January 31	58	41	0.13

February 1999 Riverside Weather

Day	High (°F)	Low (°F)	Precip. (inches)
February 1	69	35	0.00
February 2	73	41	0.00
February 3	75	34	0.00
February 4	54	46	0.17
February 5	58	46	0.06
February 6	61	44	0.00
February 7	61	41	0.00
February 8	61	52	0.00
February 9	59	45	0.18
February 10	57	33	0.00
February 11	61	45	0.00
February 12	73	42	0.00
February 13	76	34	0.00
February 14	67	36	0.00
February 15	63	42	0.00
February 16	63	41	0.00
February 17	67	42	0.00
February 18	62	45	0.00
February 19	64	46	0.00
February 20	79	39	0.00
February 21	65	42	0.00
February 22	75	42	0.00
February 23	81	37	0.00
February 24	80	38	0.00
February 25	67	40	0.00
February 26	66	46	0.00
February 27	75	41	0.00
February 28	81	41	0.00

March 1999 Riverside Weather

Day	High (°F)	Low (°F)	Precip. (inches)
March 1	79	43	0.00
March 2	81	45	0.00
March 3	69	42	0.00
March 4	62	51	0.00
March 5	65	44	0.00
March 6	60	48	0.01
March 7	57	41	0.00
March 8	63	38	0.00
March 9	60	41	0.00
March 10	59	37	0.00
March 11	55	41	0.02
March 12	73	32	0.00
March 13	76	35	0.00
March 14	70	42	0.00
March 15	56	39	0.01
March 16	57	34	0.00
March 17	63	36	0.00
March 18	69	41	0.00
March 19	76	40	0.00
March 20	60	41	0.01
March 21	68	41	0.00
March 22	70	41	0.00
March 23	63	44	0.00
March 24	69	43	0.00
March 25	60	44	0.03
March 26	67	43	0.00
March 27	65	53	0.00
March 28	72	43	0.00
March 29	81	41	0.00
March 30	67	42	0.00
March 31	61	45	0.00

April 1999 Riverside Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	58	37	0.10
April 2	63	32	0.01
April 3	62	38	0.00
April 4	64	35	0.00
April 5	65	36	0.00
April 6	53	42	0.13
April 7	56	43	0.33
April 8	59	45	0.09
April 9	61	35	0.00
April 10	71	35	0.00
April 11	58	41	0.44
April 12	58	46	0.08
April 13	66	49	0.00
April 14	90	44	0.00
April 15	88	45	0.00
April 16	91	48	0.00
April 17	95	54	0.00
April 18	93	52	0.00
April 19	93	51	0.00
April 20	82	50	0.00
April 21	70	53	0.00
April 22	66	49	0.00
April 23	66	49	0.06
April 24	61	52	0.04
April 25	70	50	0.00
April 26	75	45	0.00
April 27	76	48	0.00
April 28	64	46	0.05
April 29	63	41	0.00
April 30	56	45	0.05

May 1999 Riverside Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	72	41	0.00
May 2	66	46	0.00
May 3	63	52	0.00
May 4	69	49	0.00
May 5	85	44	0.00
May 6	88	49	0.00
May 7	82	50	0.00
May 8	73	52	0.00
May 9	68	55	0.00
May 10	75	52	0.00
May 11	81	49	0.00
May 12	84	51	0.00
May 13	70	57	0.00
May 14	74	54	0.00
May 15	70	53	0.00
May 16	77	51	0.00
May 17	88	49	0.00
May 18	86	52	0.00
May 19	76	53	0.00
May 20	75	55	0.00
May 21	70	55	0.00
May 22	68	54	0.01
May 23	75	53	0.01
May 24	79	51	0.00
May 25	83	53	0.00
May 26	86	53	0.00
May 27	87	57	0.00
May 28	83	56	0.00
May 29	77	56	0.00
May 30	74	54	0.00
May 31	80	51	0.00

June 1999 Riverside Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	73	50	0.00
June 2	66	53	0.32
June 3	66	49	0.00
June 4	64	48	0.00
June 5	79	43	0.00
June 6	84	50	0.00
June 7	82	51	0.00
June 8	77	50	0.00
June 9	76	55	0.00
June 10	78	54	0.00
June 11	80	50	0.00
June 12	85	52	0.00
June 13	93	55	0.00
June 14	99	57	0.00
June 15	93	60	0.00
June 16	90	54	0.00
June 17	89	55	0.00
June 18	92	56	0.00
June 19	91	52	0.00
June 20	88	53	0.00
June 21	82	54	0.00
June 22	89	57	0.00
June 23	90	54	0.00
June 24	93	56	0.00
June 25	90	55	0.00
June 26	87	55	0.00
June 27	90	56	0.00
June 28	90	56	0.00
June 29	94	57	0.00
June 30	92	56	0.00

July 1999 Riverside Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	89	59	0.00
July 2	82	60	0.00
July 3	80	60	0.00
July 4	89	59	0.00
July 5	96	58	0.00
July 6	94	62	0.00
July 7	90	62	0.00
July 8	79	69	0.04
July 9	92	68	0.00
July 10	96	65	0.00
July 11	102	69	0.00
July 12	104	69	0.00
July 13	99	73	0.00
July 14	93	67	0.00
July 15	90	63	0.00
July 16	90	61	0.15
July 17	93	59	0.00
July 18	90	59	0.00
July 19	92	58	0.00
July 20	93	57	0.00
July 21	91	56	0.00
July 22	93	55	0.00
July 23	95	55	0.00
July 24	92	52	0.00
July 25	89	55	0.00
July 26	92	58	0.00
July 27	88	58	0.00
July 28	87	59	0.00
July 29	92	58	0.00
July 30	90	59	0.00
July 31	91	59	0.00

August 1999 Riverside Weather

Day	High (°F)	Low (°F)
August 1	93	57
August 2	99	59
August 3	100	62
August 4	94	61
August 5	84	60
August 6	80	61
August 7	82	56
August 8	84	55
August 9	84	55
August 10	81	57
August 11	85	56
August 12	91	56
August 13	95	60
August 14	89	58
August 15	91	59
August 16	96	56
August 17	98	61
August 18	95	62
August 19	95	58
August 20	96	63
August 21	100	59
August 22	94	61
August 23	102	63
August 24	103	66
August 25	105	65
August 26	100	69
August 27	100	65
August 28	100	62
August 29	98	58
August 30	91	56
August 31	89	53

September 1999 Riverside Weather

Day	High (°F)	Low (°F)
September 1	80	58
September 2	78	56
September 3	79	59
September 4	85	55
September 5	82	55
September 6	88	57
September 7	91	54
September 8	92	55
September 9	91	61
September 10	92	59
September 11	88	55
September 12	93	58
September 13	96	61
September 14	88	57
September 15	82	55
September 16	80	54
September 17	80	58
September 18	71	57
September 19	81	56
September 20	91	50
September 21	96	59
September 22	92	68
September 23	85	61
September 24	88	60
September 25	87	59
September 26	85	56
September 27	81	58
September 28	103	58
September 29	103	64
September 30	102	58

October 1999 Riverside Weather

Day	High (°F)	Low (°F)
October 1	94	52
October 2	87	53
October 3	86	51
October 4	89	51
October 5	89	53
October 6	74	50
October 7	89	50
October 8	99	55
October 9	99	53
October 10	97	53
October 11	95	53
October 12	97	52
October 13	100	53
October 14	92	53
October 15	78	53
October 16	92	51
October 17	83	58
October 18	86	51
October 19	95	45
October 20	96	51
October 21	96	50
October 22	93	46
October 23	90	51
October 24	89	52
October 25	90	54
October 26	85	52
October 27	80	47
October 28	75	51
October 29	89	51
October 30	91	49
October 31	94	44

November 1999 Riverside Weather

Day	High (°F)	Low (°F)	Precip. (inches)
November 1	91	50	0.00
November 2	85	47	0.00
November 3	80	44	0.00
November 4	76	44	0.00
November 5	72	51	0.00
November 6	73	47	0.00
November 7	70	53	0.00
November 8	62	49	0.04
November 9	72	45	0.00
November 10	75	43	0.01
November 11	85	43	0.00
November 12	86	44	0.00
November 13	90	46	0.00
November 14	81	47	0.00
November 15	78	53	0.00
November 16	76	47	0.00
November 17	70	47	0.00
November 18	68	41	0.00
November 19	65	41	0.00
November 20	64	50	0.02
November 21	67	49	0.00
November 22	67	42	0.00
November 23	70	33	0.00
November 24	74	36	0.00
November 25	81	45	0.00
November 26	80	42	0.00
November 27	76	41	0.00
November 28	78	39	0.00
November 29	84	45	0.19
November 30	74	44	0.00

December 1999 Riverside Weather

Day	High (°F)	Low (°F)	Precip. (inches)
December 1	64	42	0.00
December 2	71	37	0.00
December 3	65	41	0.00
December 4	70	41	0.00
December 5	70	34	0.00
December 6	71	33	0.00
December 7	66	34	0.00
December 8	66	41	0.00
December 9	67	36	0.00
December 10	65	41	0.00
December 11	68	44	0.00
December 12	72	38	0.00
December 13	63	34	0.00
December 14	66	37	0.00
December 15	74	43	0.00
December 16	80	44	0.00
December 17	82	38	0.00
December 18	76	40	0.00
December 19	79	39	0.00
December 20	79	n/a	0.00
December 21	75	41	0.00
December 22	69	45	0.00
December 23	75	43	0.00
December 24	76	38	0.00
December 25	76	37	0.00
December 26	75	38	0.00
December 27	73	42	0.00
December 28	78	43	0.00
December 29	73	35	0.00
December 30	69	35	0.00
December 31	55	43	0.31

Next Year >

Weather Station Details

Years	Station	Coordinates
1999–2024	Riverside Municipal Airport	location
1893–1998	Riverside Fire Station	location