Riverside Weather in 1981

Historical record of Riverside, California weather for the year 1981 based on NOAA data.

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1981 Riverside Weather Extremes
Highest temperature	110 °F	August 27
Lowest temperature	32 °F	January 31
Highest daily low	72 °F	August 26
Lowest daily high	55 °F	November 28
Most daily precipitation	1.0 inches	November 28
Most daily snow	none	-
Total annual precipitation	8.3 inches	-
Total annual snow	none	-

What was the hottest temperature in Riverside in 1981?

The highest temperature recorded in Riverside, California in 1981 was 110 °F which happened on August 27.

Highest Temperatures: All-Time By Year

Highest Temperatures in Riverside in 1981

Rank	Temperature	Date
1	110 °F	Aug 27
2	108 °F	Aug 28
3	107 °F	Aug 26
3	107 °F	Aug 25
3	107 °F	Jun 17
3	107 °F	Jun 16
7	106 °F	Jul 3
7	106 °F	Jun 4
9	104 °F	Jun 18
10	103 °F	Aug 21
10	103 °F	Jul 4

What was the coldest temperature in Riverside in 1981?

The lowest temperature recorded in Riverside, California in 1981 was 32 °F which happened on Jan 31.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Riverside in 1981

Rank	Temperature	Date
1	32 °F	January 31
2	33 °F	February 1
2	33 °F	January 26
4	34 °F	December 24
4	34 °F	December 23
6	35 °F	December 27
6	35 °F	December 26
6	35 °F	February 4
6	35 °F	February 2
10	36 °F	December 29
10	36 °F	February 27
10	36 °F	February 5

January 1981 Riverside Weather

Day	High (°F)	Low (°F)	Precip. (inches)
January 1	79	45	0.00
January 2	75	42	0.00
January 3	70	45	0.00
January 4	70	44	0.00
January 5	77	47	0.00
January 6	75	56	0.00
January 7	72	40	0.00
January 8	67	40	0.00
January 9	76	37	0.00
January 10	76	40	0.00
January 11	71	53	0.29
January 12	66	48	0.00
January 13	73	47	0.00
January 14	75	44	0.00
January 15	69	43	0.00
January 16	67	45	0.00
January 17	71	44	0.00
January 18	n/a	42	0.00
January 19	71	44	0.00
January 20	70	42	0.00
January 21	75	43	0.00
January 22	77	47	0.00
January 23	66	52	0.00
January 24	64	41	0.00
January 25	68	39	0.00
January 26	68	33	0.00
January 27	64	41	0.00
January 28	60	48	0.70
January 29	56	42	0.92
January 30	58	38	0.08
January 31	60	32	0.04

February 1981 Riverside Weather

Day	High (°F)	Low (°F)	Precip. (inches)
February 1	67	33	0.00
February 2	70	35	0.00
February 3	72	37	0.00
February 4	67	35	0.00
February 5	72	36	0.00
February 6	68	41	0.00
February 7	71	43	0.00
February 8	60	48	0.15
February 9	56	48	0.59
February 10	68	51	0.00
February 11	62	44	0.00
February 12	77	46	0.00
February 13	80	43	0.00
February 14	82	50	0.00
February 15	83	48	0.00
February 16	85	41	0.00
February 17	87	50	0.00
February 18	90	47	0.00
February 19	85	50	0.00
February 20	77	46	0.00
February 21	76	58	0.00
February 22	82	42	0.00
February 23	79	40	0.00
February 24	69	43	0.00
February 25	59	48	0.00
February 26	62	40	0.39
February 27	72	36	0.00
February 28	63	43	0.04

March 1981 Riverside Weather

Day	High (°F)	Low (°F)	Precip. (inches)
March 1	56	48	0.94
March 2	69	44	0.36
March 3	67	38	0.00
March 4	62	50	0.00
March 5	58	48	0.04
March 6	60	46	0.01
March 7	66	51	0.00
March 8	75	40	0.00
March 9	78	42	0.00
March 10	80	41	0.00
March 11	77	43	0.00
March 12	70	52	0.00
March 13	65	47	0.00
March 14	68	40	0.00
March 15	77	40	0.00
March 16	71	44	0.00
March 17	74	45	0.00
March 18	75	43	0.00
March 19	67	51	0.00
March 20	65	48	0.43
March 21	n/a	n/a	0.00
March 22	72	48	0.00
March 23	n/a	n/a	0.00
March 24	80	46	0.00
March 25	78	49	0.00
March 26	66	52	0.08
March 27	67	40	0.00
March 28	69	42	0.00
March 29	67	52	0.00
March 30	n/a	n/a	0.00
March 31	80	44	0.00

April 1981 Riverside Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	73	44	0.00
April 2	63	48	0.07
April 3	69	41	0.00
April 4	81	40	0.00
April 5	87	44	0.00
April 6	85	46	0.00
April 7	74	52	0.00
April 8	71	50	0.00
April 9	76	45	0.00
April 10	71	54	0.00
April 11	75	55	0.00
April 12	78	49	0.00
April 13	78	47	0.00
April 14	78	47	0.00
April 15	80	49	0.00
April 16	83	47	0.00
April 17	76	51	0.00
April 18	67	55	0.16
April 19	60	49	0.12
April 20	70	47	0.00
April 21	83	45	0.00
April 22	88	49	0.00
April 23	84	55	0.00
April 24	78	51	0.00
April 25	80	55	0.00
April 26	74	56	0.00
April 27	79	51	0.00
April 28	96	53	0.00
April 29	98	55	0.00
April 30	88	58	0.00

May 1981 Riverside Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	84	57	0.00
May 2	77	59	0.00
May 3	77	57	0.00
May 4	75	56	0.00
May 5	76	55	0.00
May 6	77	53	0.00
May 7	85	49	0.00
May 8	85	50	0.00
May 9	97	54	0.00
May 10	92	55	0.00
May 11	88	55	0.00
May 12	80	58	0.00
May 13	80	56	0.00
May 14	77	57	0.00
May 15	74	56	0.00
May 16	75	56	0.00
May 17	86	46	0.00
May 18	84	50	0.00
May 19	81	58	0.00
May 20	72	51	0.01
May 21	79	46	0.00
May 22	81	52	0.00
May 23	82	54	0.00
May 24	86	57	0.00
May 25	84	62	0.00
May 26	83	61	0.01
May 27	80	60	0.00
May 28	82	60	0.00
May 29	79	60	0.00
May 30	82	62	0.00
May 31	87	62	0.00

June 1981 Riverside Weather

Day	High (°F)	Low (°F)
June 1	85	63
June 2	79	60
June 3	89	60
June 4	106	60
June 5	99	62
June 6	94	64
June 7	93	62
June 8	95	62
June 9	90	62
June 10	98	63
June 11	87	63
June 12	85	60
June 13	90	57
June 14	94	55
June 15	99	69
June 16	107	58
June 17	107	62
June 18	104	61
June 19	99	62
June 20	99	61
June 21	97	63
June 22	100	64
June 23	100	65
June 24	101	65
June 25	102	65
June 26	98	63
June 27	94	64
June 28	92	62
June 29	93	61
June 30	94	61

July 1981 Riverside Weather

Day	High (°F)	Low (°F)
July 1	92	60
July 2	97	59
July 3	106	61
July 4	103	66
July 5	97	67
July 6	95	66
July 7	95	68
July 8	94	66
July 9	94	65
July 10	93	64
July 11	94	62
July 12	94	62
July 13	98	62
July 14	98	64
July 15	93	70
July 16	96	66
July 17	96	64
July 18	98	62
July 19	100	62
July 20	102	62
July 21	97	70
July 22	95	61
July 23	95	62
July 24	94	63
July 25	93	63
July 26	92	63
July 27	92	60
July 28	93	59
July 29	91	59
July 30	91	59
July 31	91	59

August 1981 Riverside Weather

Day	High (°F)	Low (°F)
August 1	94	59
August 2	95	59
August 3	93	57
August 4	93	59
August 5	96	61
August 6	98	64
August 7	96	66
August 8	99	63
August 9	99	65
August 10	94	65
August 11	95	63
August 12	92	65
August 13	93	67
August 14	98	65
August 15	97	71
August 16	94	66
August 17	95	65
August 18	89	66
August 19	93	67
August 20	102	61
August 21	103	63
August 22	99	60
August 23	95	63
August 24	101	62
August 25	107	67
August 26	107	72
August 27	110	70
August 28	108	69
August 29	102	68
August 30	97	65
August 31	n/a	n/a

September 1981 Riverside Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	93	59	0.00
September 2	92	61	0.00
September 3	89	61	0.00
September 4	89	61	0.00
September 5	85	63	0.00
September 6	89	67	0.00
September 7	96	67	0.00
September 8	99	66	0.00
September 9	96	63	0.00
September 10	92	62	0.00
September 11	95	59	0.00
September 12	95	58	0.00
September 13	94	58	0.00
September 14	92	59	0.00
September 15	93	62	0.00
September 16	98	63	0.00
September 17	102	64	0.00
September 18	95	65	0.41
September 19	97	64	0.00
September 20	95	63	0.00
September 21	93	59	0.00
September 22	91	56	0.00
September 23	82	62	0.00
September 24	80	62	0.00
September 25	80	57	0.00
September 26	86	54	0.00
September 27	87	56	0.00
September 28	88	55	0.00
September 29	81	54	0.00
September 30	82	53	0.00

October 1981 Riverside Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	73	60	0.13
October 2	70	61	0.00
October 3	74	59	0.00
October 4	77	55	0.00
October 5	84	54	0.00
October 6	91	54	0.00
October 7	84	54	0.00
October 8	79	55	0.00
October 9	77	59	0.00
October 10	75	58	0.00
October 11	69	57	0.01
October 12	70	50	0.00
October 13	69	47	0.00
October 14	70	44	0.00
October 15	71	44	0.00
October 16	76	43	0.00
October 17	84	44	0.00
October 18	89	48	0.00
October 19	91	49	0.00
October 20	88	52	0.00
October 21	82	49	0.00
October 22	91	50	0.00
October 23	91	47	0.00
October 24	85	47	0.00
October 25	74	47	0.00
October 26	70	53	0.00
October 27	67	55	0.00
October 28	73	52	0.04
October 29	68	48	0.00
October 30	69	41	0.00
October 31	82	49	0.00

November 1981 Riverside Weather

Day	High (°F)	Low (°F)	Precip. (inches)
November 1	87	47	0.00
November 2	89	47	0.00
November 3	87	46	0.00
November 4	78	45	0.00
November 5	75	45	0.00
November 6	70	56	0.00
November 7	69	54	0.00
November 8	82	48	0.00
November 9	85	47	0.00
November 10	79	45	0.00
November 11	78	45	0.00
November 12	76	46	0.00
November 13	69	55	0.00
November 14	70	53	0.00
November 15	79	47	0.00
November 16	77	47	0.00
November 17	71	48	0.00
November 18	78	45	0.00
November 19	79	48	0.00
November 20	75	40	0.00
November 21	75	42	0.00
November 22	73	42	0.00
November 23	85	43	0.00
November 24	68	51	0.00
November 25	65	50	0.00
November 26	61	42	0.00
November 27	58	40	1.00
November 28	55	46	1.03
November 29	60	44	0.00
November 30	62	37	0.00

December 1981 Riverside Weather

Day	High (°F)	Low (°F)	Precip. (inches)
December 1	72	39	0.00
December 2	78	42	0.00
December 3	80	43	0.00
December 4	75	42	0.00
December 5	73	46	0.00
December 6	80	40	0.00
December 7	80	40	0.00
December 8	82	43	0.00
December 9	76	45	0.00
December 10	72	46	0.00
December 11	66	47	0.00
December 12	62	45	0.00
December 13	63	45	0.00
December 14	76	41	0.00
December 15	74	42	0.00
December 16	72	41	0.00
December 17	78	47	0.00
December 18	75	42	0.00
December 19	74	45	0.00
December 20	65	42	0.00
December 21	65	50	0.01
December 22	65	39	0.00
December 23	65	34	0.00
December 24	67	34	0.00
December 25	64	37	0.00
December 26	65	35	0.00
December 27	65	35	0.00
December 28	62	38	0.00
December 29	64	36	0.00
December 30	61	47	0.21
December 31	58	50	0.05

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Weather Station Details

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