Guam Weather in 1978

Historical record of Guam weather for the year 1978 based on NOAA data.

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1978 Guam Weather Extremes
Highest temperature	91 °F	August 4
Lowest temperature	68 °F	February 20
Highest daily low	81 °F	October 7
Lowest daily high	76 °F	February 3
Most daily precipitation	3.2 inches	August 12
Most daily snow	none	-
Total annual precipitation	88.0 inches	-
Total annual snow	none	-

What was the hottest temperature in Guam in 1978?

The highest temperature recorded in Guam in 1978 was 91 °F which happened 2 different times.

Highest Temperatures: All-Time By Year

Highest Temperatures in Guam in 1978

Rank	Temperature	Date
1	91 °F	Aug 4
1	91 °F	Jun 1
3	90 °F	Jul 3
3	90 °F	Jun 25
3	90 °F	Jun 24
3	90 °F	Jun 6
3	90 °F	May 30
3	90 °F	May 26
9	89 °F	Oct 17
9	89 °F	Sep 30
9	89 °F	Sep 25
9	89 °F	Sep 21
9	89 °F	Sep 20
9	89 °F	Sep 14
9	89 °F	Sep 13
9	89 °F	Sep 8
9	89 °F	Aug 27
9	89 °F	Aug 24
9	89 °F	Jul 27
9	89 °F	Jul 19
9	89 °F	Jun 27
9	89 °F	Jun 26
9	89 °F	Jun 9
9	89 °F	Jun 8
9	89 °F	Jun 7
9	89 °F	Jun 5
9	89 °F	Jun 3
9	89 °F	Jun 2
9	89 °F	May 31
9	89 °F	May 29
9	89 °F	May 23
9	89 °F	May 22
9	89 °F	May 21
9	89 °F	May 20
9	89 °F	Apr 28

What was the coldest temperature in Guam in 1978?

The lowest temperature recorded in Guam in 1978 was 68 °F which happened on Feb 20.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Guam in 1978

Rank	Temperature	Date
1	68 °F	February 20
2	70 °F	March 6
2	70 °F	February 12
4	71 °F	March 18
4	71 °F	March 17
4	71 °F	March 11
4	71 °F	March 10
4	71 °F	February 27
4	71 °F	February 24
4	71 °F	February 15
4	71 °F	February 8
4	71 °F	February 7
4	71 °F	February 6
4	71 °F	February 5
4	71 °F	February 4

January 1978 Guam Weather

Day	High (°F)	Low (°F)	Precip. (inches)
January 1	85	77	0.00
January 2	84	73	0.00
January 3	84	73	0.01
January 4	81	76	0.11
January 5	83	76	0.00
January 6	82	74	0.00
January 7	83	76	0.04
January 8	83	75	0.01
January 9	83	75	0.00
January 10	84	74	0.00
January 11	84	74	0.03
January 12	80	73	0.00
January 13	81	73	0.00
January 14	81	73	0.00
January 15	82	72	0.06
January 16	82	74	0.04
January 17	83	75	0.00
January 18	82	77	0.00
January 19	84	75	0.00
January 20	84	72	0.00
January 21	84	72	0.00
January 22	84	77	0.00
January 23	84	75	0.02
January 24	81	73	0.27
January 25	85	73	0.07
January 26	83	74	0.06
January 27	81	73	0.16
January 28	82	73	0.00
January 29	82	73	0.07
January 30	83	75	0.04
January 31	84	75	0.00

February 1978 Guam Weather

Day	High (°F)	Low (°F)	Precip. (inches)
February 1	82	74	0.02
February 2	84	72	0.05
February 3	76	72	0.75
February 4	82	71	0.08
February 5	80	71	0.12
February 6	80	71	0.00
February 7	81	71	0.10
February 8	83	71	0.40
February 9	82	72	0.00
February 10	82	74	0.00
February 11	82	73	0.00
February 12	82	70	0.00
February 13	83	74	0.00
February 14	81	72	0.00
February 15	82	71	0.07
February 16	82	72	0.05
February 17	81	72	0.06
February 18	81	73	0.00
February 19	80	74	0.00
February 20	84	68	0.00
February 21	84	73	0.01
February 22	82	74	0.03
February 23	83	73	0.03
February 24	82	71	0.19
February 25	84	72	0.12
February 26	82	73	0.00
February 27	81	71	0.06
February 28	82	74	0.01

March 1978 Guam Weather

Day	High (°F)	Low (°F)	Precip. (inches)
March 1	82	73	0.00
March 2	85	73	0.00
March 3	82	72	0.00
March 4	80	72	0.00
March 5	82	72	0.00
March 6	83	70	0.02
March 7	82	72	0.00
March 8	83	74	0.00
March 9	83	72	0.00
March 10	84	71	0.00
March 11	83	71	0.00
March 12	83	74	0.00
March 13	84	73	0.00
March 14	86	73	0.00
March 15	87	72	0.00
March 16	85	73	0.00
March 17	84	71	0.01
March 18	82	71	0.13
March 19	84	74	0.02
March 20	84	73	0.04
March 21	87	76	0.00
March 22	85	74	0.11
March 23	85	74	0.03
March 24	84	78	0.04
March 25	85	78	0.00
March 26	86	77	0.00
March 27	86	75	0.00
March 28	86	75	0.00
March 29	86	73	0.00
March 30	87	74	0.00
March 31	86	76	0.00

April 1978 Guam Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	85	77	0.00
April 2	87	75	0.00
April 3	88	76	0.00
April 4	84	77	0.06
April 5	88	76	0.07
April 6	85	77	0.18
April 7	86	75	0.86
April 8	86	78	0.05
April 9	87	78	0.08
April 10	85	77	0.01
April 11	87	76	0.00
April 12	85	77	0.02
April 13	87	76	0.00
April 14	88	76	0.01
April 15	87	78	0.00
April 16	85	79	0.03
April 17	86	78	0.00
April 18	86	77	0.05
April 19	86	76	0.22
April 20	87	75	0.00
April 21	87	78	0.01
April 22	87	78	0.17
April 23	87	77	0.16
April 24	87	78	0.03
April 25	87	77	0.00
April 26	87	77	0.00
April 27	88	77	0.00
April 28	89	78	0.00
April 29	88	79	0.00
April 30	86	78	0.15

May 1978 Guam Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	87	78	0.00
May 2	88	79	0.09
May 3	87	78	0.06
May 4	87	77	0.00
May 5	86	77	0.15
May 6	86	78	0.02
May 7	87	80	0.07
May 8	87	79	0.46
May 9	87	77	0.05
May 10	87	79	0.00
May 11	87	79	0.00
May 12	87	79	0.00
May 13	88	79	0.00
May 14	88	79	0.00
May 15	88	79	0.00
May 16	88	78	0.01
May 17	87	80	0.04
May 18	87	79	0.00
May 19	88	78	0.02
May 20	89	78	0.03
May 21	89	79	0.04
May 22	89	79	0.28
May 23	89	79	0.02
May 24	88	80	0.15
May 25	88	79	0.14
May 26	90	78	0.06
May 27	88	78	2.08
May 28	87	78	0.00
May 29	89	77	0.09
May 30	90	77	0.00
May 31	89	79	0.00

June 1978 Guam Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	91	80	0.00
June 2	89	79	0.35
June 3	89	77	0.79
June 4	87	78	0.22
June 5	89	79	0.00
June 6	90	80	0.02
June 7	89	78	0.19
June 8	89	78	0.71
June 9	89	78	0.09
June 10	85	76	0.54
June 11	82	78	0.78
June 12	87	78	0.00
June 13	84	77	0.32
June 14	87	78	0.29
June 15	88	79	0.00
June 16	88	79	0.40
June 17	88	75	1.12
June 18	87	77	0.71
June 19	85	76	1.35
June 20	87	77	0.05
June 21	86	79	0.03
June 22	84	78	0.39
June 23	82	75	1.27
June 24	90	75	0.00
June 25	90	77	0.07
June 26	89	78	0.03
June 27	89	79	0.04
June 28	86	78	0.11
June 29	85	76	0.60
June 30	88	80	0.72

July 1978 Guam Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	88	76	0.58
July 2	88	79	0.01
July 3	90	78	0.16
July 4	86	76	1.16
July 5	87	77	0.29
July 6	87	77	0.00
July 7	86	79	0.02
July 8	88	79	0.03
July 9	86	78	0.00
July 10	86	79	0.00
July 11	87	79	1.83
July 12	85	80	0.00
July 13	86	78	0.00
July 14	88	78	1.43
July 15	84	78	1.03
July 16	87	76	1.19
July 17	87	79	0.11
July 18	88	80	0.02
July 19	89	81	0.00
July 20	85	74	0.36
July 21	84	78	0.03
July 22	87	79	0.00
July 23	86	77	0.18
July 24	85	77	0.00
July 25	86	77	1.12
July 26	86	75	1.00
July 27	89	77	0.15
July 28	86	80	0.00
July 29	85	80	0.08
July 30	84	79	0.16
July 31	86	79	0.00

August 1978 Guam Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	86	80	0.02
August 2	87	80	0.03
August 3	87	80	0.13
August 4	91	78	0.01
August 5	87	79	0.04
August 6	88	76	0.56
August 7	84	76	0.78
August 8	83	74	1.06
August 9	81	77	0.37
August 10	81	74	2.77
August 11	79	73	2.08
August 12	85	74	3.23
August 13	79	75	0.89
August 14	88	77	0.00
August 15	86	78	0.22
August 16	86	78	0.00
August 17	86	79	1.03
August 18	87	75	0.70
August 19	85	75	0.22
August 20	88	77	0.01
August 21	87	75	0.26
August 22	86	76	0.33
August 23	82	75	0.30
August 24	89	78	0.02
August 25	88	78	0.00
August 26	88	79	0.38
August 27	89	79	0.00
August 28	83	75	0.41
August 29	81	76	0.22
August 30	83	78	0.21
August 31	87	80	0.00

September 1978 Guam Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	87	79	0.02
September 2	88	78	0.00
September 3	86	77	0.29
September 4	81	77	0.26
September 5	86	76	0.00
September 6	85	77	0.00
September 7	88	77	0.15
September 8	89	78	0.20
September 9	87	78	0.10
September 10	87	77	0.09
September 11	87	78	0.00
September 12	86	77	0.39
September 13	89	79	0.03
September 14	89	79	0.03
September 15	86	78	0.06
September 16	88	75	0.35
September 17	88	79	0.11
September 18	88	77	1.11
September 19	85	75	0.77
September 20	89	75	0.00
September 21	89	78	0.05
September 22	88	75	1.69
September 23	88	79	0.05
September 24	87	74	0.53
September 25	89	76	0.16
September 26	84	74	2.27
September 27	84	75	1.02
September 28	87	74	0.01
September 29	86	77	0.05
September 30	89	78	0.06

October 1978 Guam Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	87	78	0.06
October 2	88	79	0.26
October 3	84	78	0.09
October 4	86	79	0.25
October 5	85	79	0.68
October 6	85	80	0.36
October 7	87	81	0.31
October 8	87	78	0.83
October 9	86	79	0.21
October 10	87	79	0.29
October 11	86	79	0.03
October 12	86	79	0.91
October 13	86	79	0.48
October 14	83	78	0.05
October 15	83	79	0.00
October 16	88	76	0.04
October 17	89	77	0.60
October 18	88	79	0.00
October 19	85	79	0.00
October 20	87	80	0.00
October 21	87	78	0.00
October 22	86	78	0.00
October 23	85	78	0.72
October 24	86	78	0.53
October 25	87	78	0.18
October 26	87	79	0.10
October 27	87	80	0.14
October 28	84	78	0.83
October 29	87	78	0.00
October 30	84	78	1.89
October 31	84	78	0.30

November 1978 Guam Weather

Day	High (°F)	Low (°F)	Precip. (inches)
November 1	84	78	0.62
November 2	81	74	3.17
November 3	83	76	2.74
November 4	87	78	0.00
November 5	85	77	2.02
November 6	85	77	0.05
November 7	86	78	0.06
November 8	86	78	0.00
November 9	87	78	0.11
November 10	84	76	0.40
November 11	87	77	0.04
November 12	88	78	0.35
November 13	85	76	0.62
November 14	84	76	1.10
November 15	85	76	0.12
November 16	85	79	0.00
November 17	85	78	0.06
November 18	83	77	1.49
November 19	86	77	0.41
November 20	86	78	0.13
November 21	86	79	0.17
November 22	85	78	0.03
November 23	84	76	0.13
November 24	84	78	0.54
November 25	85	78	0.06
November 26	82	77	0.00
November 27	82	78	0.00
November 28	81	75	1.47
November 29	85	76	0.13
November 30	83	76	0.13

December 1978 Guam Weather

Day	High (°F)	Low (°F)	Precip. (inches)
December 1	84	77	0.46
December 2	84	78	0.06
December 3	84	77	0.00
December 4	85	77	0.10
December 5	84	76	0.71
December 6	85	78	0.00
December 7	85	79	0.00
December 8	84	79	0.16
December 9	85	78	0.00
December 10	85	77	0.12
December 11	84	77	0.20
December 12	84	78	0.01
December 13	84	77	0.01
December 14	84	76	0.21
December 15	83	75	0.38
December 16	84	75	0.00
December 17	84	74	0.00
December 18	84	75	0.14
December 19	84	74	0.05
December 20	84	75	0.00
December 21	85	76	0.00
December 22	84	77	0.21
December 23	84	76	0.00
December 24	84	76	0.20
December 25	84	77	0.02
December 26	85	77	0.00
December 27	84	78	0.00
December 28	85	77	0.74
December 29	85	76	0.09
December 30	84	76	0.00
December 31	83	77	0.01

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Weather Station Details

Years	Station	Coordinates
1945–2024	Guam International Airport	location