Reykjavík Weather in 2021

2021 Reykjavík Weather Extremes
Highest temperature	20.9 °C	July 29
Lowest temperature	-9.8 °C	March 27
Highest daily low	13.1 °C	August 25
Lowest daily high	-1.8 °C	January 25

Rank	Temperature	Date
1	20.9 °C	Jul 29
2	20.3 °C	Aug 10
3	19.1 °C	Aug 9
4	18.8 °C	Jul 30
5	18.4 °C	Jul 28
6	18.3 °C	Jun 29
7	18.1 °C	Aug 8
8	18.0 °C	Jul 10
9	17.9 °C	Jul 31
10	17.5 °C	Aug 24

Rank	Temperature	Date
1	-9.8 °C	March 27
2	-9.2 °C	April 5
3	-7.4 °C	January 7
4	-7.1 °C	January 9
5	-6.8 °C	April 10
6	-6.6 °C	January 29
7	-6.4 °C	April 6
8	-5.0 °C	November 27
9	-4.9 °C	February 1
10	-4.4 °C	December 10

January 2021 Reykjavík Weather

Day	High (°C)	Low (°C)
January 1	n/a	n/a
January 2	n/a	1.2
January 3	9.0	n/a
January 4	7.8	1.4
January 5	2.9	1.0
January 6	n/a	n/a
January 7	n/a	-7.4
January 8	n/a	n/a
January 9	0.7	-7.1
January 10	n/a	n/a
January 11	-1.0	n/a
January 12	n/a	n/a
January 13	5.3	0.5
January 14	n/a	n/a
January 15	n/a	2.4
January 16	5.4	1.7
January 17	n/a	n/a
January 18	3.0	-0.1
January 19	n/a	-0.3
January 20	3.6	-4.0
January 21	0.4	-3.6
January 22	n/a	n/a
January 23	n/a	-3.0
January 24	0.0	n/a
January 25	-1.8	-2.6
January 26	n/a	-3.1
January 27	n/a	-3.1
January 28	n/a	n/a
January 29	2.1	-6.6
January 30	1.6	n/a
January 31	n/a	n/a

February 2021 Reykjavík Weather

Day	High (°C)	Low (°C)
February 1	n/a	-4.9
February 2	2.3	-2.0
February 3	n/a	n/a
February 4	n/a	-0.4
February 5	n/a	n/a
February 6	n/a	n/a
February 7	3.3	-0.6
February 8	4.1	n/a
February 9	2.0	-1.5
February 10	n/a	-1.1
February 11	n/a	n/a
February 12	n/a	n/a
February 13	6.3	n/a
February 14	n/a	3.9
February 15	6.7	n/a
February 16	6.4	n/a
February 17	4.0	n/a
February 18	4.9	n/a
February 19	n/a	-0.3
February 20	n/a	n/a
February 21	n/a	0.8
February 22	4.0	n/a
February 23	6.5	-0.1
February 24	5.3	n/a
February 25	4.6	-1.2
February 26	8.0	2.0
February 27	8.4	n/a
February 28	6.8	0.6

March 2021 Reykjavík Weather

Day	High (°C)	Low (°C)
March 1	4.9	1.7
March 2	n/a	2.6
March 3	n/a	3.6
March 4	5.7	2.7
March 5	8.1	3.0
March 6	7.1	2.8
March 7	n/a	n/a
March 8	n/a	n/a
March 9	4.5	-1.1
March 10	n/a	n/a
March 11	n/a	-3.4
March 12	n/a	n/a
March 13	2.6	n/a
March 14	n/a	n/a
March 15	7.1	2.0
March 16	n/a	3.0
March 17	10.3	6.5
March 18	9.6	6.9
March 19	n/a	n/a
March 20	6.6	2.4
March 21	n/a	4.2
March 22	7.0	-0.4
March 23	n/a	n/a
March 24	3.4	-1.1
March 25	2.9	-3.5
March 26	-0.7	n/a
March 27	n/a	-9.8
March 28	4.2	n/a
March 29	2.4	n/a
March 30	5.5	n/a
March 31	7.1	n/a

April 2021 Reykjavík Weather

Day	High (°C)	Low (°C)
April 1	5.4	3.8
April 2	6.1	n/a
April 3	6.8	n/a
April 4	n/a	n/a
April 5	n/a	-9.2
April 6	-0.6	-6.4
April 7	1.1	n/a
April 8	1.0	n/a
April 9	1.3	n/a
April 10	6.6	-6.8
April 11	4.0	0.0
April 12	9.9	n/a
April 13	10.6	2.8
April 14	10.7	4.8
April 15	n/a	6.2
April 16	9.3	2.5
April 17	6.9	2.1
April 18	n/a	0.3
April 19	5.0	-1.1
April 20	6.5	-0.8
April 21	7.0	1.9
April 22	8.6	5.3
April 23	10.2	n/a
April 24	10.0	n/a
April 25	10.2	6.0
April 26	12.2	n/a
April 27	10.3	n/a
April 28	n/a	n/a
April 29	9.8	4.0
April 30	7.7	n/a

May 2021 Reykjavík Weather

Day	High (°C)	Low (°C)
May 1	8.3	-1.1
May 2	8.4	-0.4
May 3	n/a	-2.1
May 4	8.4	0.8
May 5	n/a	0.0
May 6	9.0	n/a
May 7	8.2	-2.4
May 8	8.0	-0.2
May 9	9.8	-1.7
May 10	8.8	-0.4
May 11	8.0	n/a
May 12	8.3	n/a
May 13	7.3	2.7
May 14	9.0	2.2
May 15	8.8	1.3
May 16	9.1	-0.1
May 17	8.8	2.8
May 18	9.1	3.8
May 19	8.6	3.0
May 20	9.0	1.1
May 21	9.4	n/a
May 22	10.0	1.3
May 23	n/a	4.0
May 24	10.8	4.3
May 25	12.0	3.8
May 26	n/a	7.4
May 27	13.3	5.5
May 28	n/a	n/a
May 29	11.8	n/a
May 30	n/a	5.9
May 31	11.1	n/a

June 2021 Reykjavík Weather

Day	High (°C)	Low (°C)
June 1	11.3	0.0
June 2	n/a	5.2
June 3	n/a	4.9
June 4	11.3	n/a
June 5	12.6	7.8
June 6	11.0	7.4
June 7	11.6	7.9
June 8	11.3	6.9
June 9	12.5	8.3
June 10	11.9	6.9
June 11	8.9	n/a
June 12	13.6	3.6
June 13	11.1	5.0
June 14	10.4	4.2
June 15	n/a	2.9
June 16	11.1	2.0
June 17	9.0	2.4
June 18	9.0	5.8
June 19	n/a	4.9
June 20	10.4	5.6
June 21	10.2	7.1
June 22	n/a	6.8
June 23	14.0	n/a
June 24	13.1	n/a
June 25	11.6	n/a
June 26	15.6	7.7
June 27	14.7	7.5
June 28	12.8	7.9
June 29	18.3	9.1
June 30	12.2	n/a

July 2021 Reykjavík Weather

Day	High (°C)	Low (°C)
July 1	13.7	10.2
July 2	n/a	9.4
July 3	15.9	10.0
July 4	14.4	n/a
July 5	12.9	n/a
July 6	12.7	8.7
July 7	12.3	9.0
July 8	13.3	9.3
July 9	16.7	11.4
July 10	18.0	10.8
July 11	16.1	11.8
July 12	14.0	n/a
July 13	13.9	8.7
July 14	11.5	8.4
July 15	13.6	8.2
July 16	13.1	8.8
July 17	12.6	n/a
July 18	n/a	n/a
July 19	12.8	7.9
July 20	12.0	9.9
July 21	14.7	10.1
July 22	14.4	12.4
July 23	14.2	12.5
July 24	13.3	n/a
July 25	13.2	8.2
July 26	12.4	8.2
July 27	15.3	n/a
July 28	18.4	n/a
July 29	20.9	10.4
July 30	18.8	n/a
July 31	17.9	n/a

August 2021 Reykjavík Weather

Day	High (°C)	Low (°C)
August 1	14.6	n/a
August 2	n/a	n/a
August 3	16.4	10.8
August 4	15.8	n/a
August 5	15.7	n/a
August 6	14.4	11.7
August 7	15.9	n/a
August 8	18.1	n/a
August 9	19.1	12.4
August 10	20.3	11.5
August 11	13.0	n/a
August 12	n/a	n/a
August 13	16.7	n/a
August 14	14.9	10.2
August 15	13.0	10.0
August 16	13.5	n/a
August 17	n/a	10.7
August 18	15.0	11.4
August 19	14.6	11.6
August 20	13.6	n/a
August 21	n/a	9.3
August 22	n/a	9.3
August 23	n/a	12.8
August 24	17.5	n/a
August 25	16.4	13.1
August 26	14.6	11.0
August 27	14.4	n/a
August 28	13.0	9.2
August 29	n/a	10.2
August 30	13.0	11.0
August 31	16.5	12.0

September 2021 Reykjavík Weather

Day	High (°C)	Low (°C)
September 1	14.6	n/a
September 2	14.3	12.0
September 3	15.1	12.3
September 4	14.0	12.4
September 5	n/a	n/a
September 6	11.9	8.8
September 7	12.6	8.3
September 8	12.0	n/a
September 9	n/a	n/a
September 10	11.2	n/a
September 11	12.1	n/a
September 12	n/a	n/a
September 13	n/a	6.3
September 14	n/a	6.5
September 15	14.6	7.0
September 16	13.1	n/a
September 17	9.7	n/a
September 18	9.8	4.6
September 19	12.4	7.9
September 20	11.0	n/a
September 21	n/a	4.5
September 22	6.4	0.8
September 23	n/a	2.0
September 24	8.3	n/a
September 25	8.1	3.4
September 26	7.0	n/a
September 27	6.8	2.8
September 28	5.3	n/a
September 29	n/a	n/a
September 30	9.4	2.7

October 2021 Reykjavík Weather

Day	High (°C)	Low (°C)
October 1	11.5	5.0
October 2	9.2	n/a
October 3	n/a	n/a
October 4	9.6	3.1
October 5	n/a	n/a
October 6	8.9	n/a
October 7	n/a	5.9
October 8	12.2	n/a
October 9	10.3	7.0
October 10	7.6	3.9
October 11	9.1	0.7
October 12	n/a	n/a
October 13	10.3	n/a
October 14	n/a	-0.3
October 15	7.9	2.0
October 16	6.5	0.9
October 17	n/a	n/a
October 18	11.2	3.9
October 19	11.3	n/a
October 20	n/a	-0.6
October 21	7.9	n/a
October 22	n/a	1.2
October 23	9.0	6.7
October 24	n/a	6.8
October 25	8.5	n/a
October 26	8.1	1.9
October 27	7.8	n/a
October 28	n/a	n/a
October 29	n/a	n/a
October 30	10.1	n/a
October 31	n/a	n/a

November 2021 Reykjavík Weather

Day	High (°C)	Low (°C)
November 1	4.0	0.5
November 2	n/a	n/a
November 3	n/a	n/a
November 4	7.1	3.3
November 5	n/a	n/a
November 6	4.4	0.6
November 7	n/a	n/a
November 8	7.0	n/a
November 9	n/a	n/a
November 10	n/a	n/a
November 11	n/a	n/a
November 12	n/a	n/a
November 13	n/a	n/a
November 14	10.6	1.9
November 15	n/a	0.6
November 16	4.0	0.4
November 17	n/a	n/a
November 18	n/a	-2.1
November 19	4.8	1.8
November 20	4.3	n/a
November 21	6.5	-1.4
November 22	8.6	n/a
November 23	6.0	n/a
November 24	1.3	n/a
November 25	n/a	n/a
November 26	2.0	n/a
November 27	n/a	-5.0
November 28	n/a	0.8
November 29	n/a	n/a
November 30	n/a	n/a

December 2021 Reykjavík Weather

Day	High (°C)	Low (°C)
December 1	n/a	n/a
December 2	n/a	-2.5
December 3	3.2	n/a
December 4	-1.6	n/a
December 5	n/a	n/a
December 6	5.4	n/a
December 7	2.8	-3.2
December 8	2.1	n/a
December 9	3.5	n/a
December 10	1.5	-4.4
December 11	5.5	n/a
December 12	5.8	n/a
December 13	5.9	2.3
December 14	4.3	n/a
December 15	5.1	n/a
December 16	9.0	4.3
December 17	n/a	n/a
December 18	8.4	3.8
December 19	n/a	n/a
December 20	7.3	3.9
December 21	n/a	n/a
December 22	n/a	n/a
December 23	2.8	n/a
December 24	1.3	n/a
December 25	n/a	0.2
December 26	n/a	-0.4
December 27	0.8	n/a
December 28	n/a	n/a
December 29	n/a	n/a
December 30	0.0	n/a
December 31	n/a	n/a