Longyearbyen · Svalbard & Jan Mayen

Longyearbyen in August: every year compared

In August, Longyearbyen averages highs of 6.8 °C and lows of 4.3 °C, with 40 mm of precipitation. The warmest August was 2024 (10.1 °C), the coldest 1962 (0.3 °C).

Avg. highAvg. high 6.8 °C

Avg. lowAvg. low 4.3 °C

PrecipitationPrecipitation 40 mm

Rainy daysRainy days 9

Day by day through August

Normal high and low for each day of August in Longyearbyen.

Normal high and low, day by dayNormal 1991–2020

Every August in Longyearbyen, ranked

86 months of August since 1940. The last one, 2025, ranks 2 of 86 (+2.8 °C vs normal).

194019832025

2025 · 8.4 °C · +2.8 °C vs normal · rank 2 of 86

Warmest years

1202410.1 °C
220258.4 °C
320237.8 °C
420226.9 °C
520156.8 °C

Coldest years

119620.3 °C
219580.7 °C
319490.8 °C
419480.8 °C
519450.9 °C

All 86 years in a table

Year	Mean temperature	Daytime highs	Night lows	Precipitation	Frost days	Snowfall	Rainy days
2025	8.4 °C	9.7 °C	6.9 °C	37 mm	0 days	0 cm	11 days
2024	10.1 °C	11.6 °C	8.6 °C	86 mm	0 days	0 cm	18 days
2023	7.8 °C	9.0 °C	6.5 °C	73 mm	0 days	0 cm	12 days
2022	6.9 °C	8.0 °C	5.7 °C	64 mm	0 days	0 cm	15 days
2021	6.2 °C	7.2 °C	5.2 °C	41 mm	0 days	0 cm	12 days
2020	6.8 °C	8.1 °C	5.6 °C	47 mm	0 days	8 cm	10 days
2019	5.8 °C	7.0 °C	4.6 °C	70 mm	0 days	11 cm	10 days
2018	6.3 °C	7.4 °C	5.1 °C	57 mm	0 days	1 cm	8 days
2017	5.9 °C	6.9 °C	4.7 °C	29 mm	0 days	1 cm	6 days
2016	5.7 °C	6.8 °C	4.5 °C	44 mm	0 days	7 cm	12 days
2015	6.8 °C	7.9 °C	5.6 °C	59 mm	0 days	10 cm	12 days
2014	5.7 °C	7.0 °C	4.3 °C	13 mm	0 days	2 cm	3 days
2013	6.5 °C	7.7 °C	5.2 °C	103 mm	0 days	7 cm	19 days
2012	5.4 °C	6.5 °C	4.2 °C	44 mm	0 days	8 cm	11 days
2011	6.1 °C	7.3 °C	4.9 °C	33 mm	0 days	4 cm	8 days
2010	5.4 °C	6.8 °C	3.9 °C	11 mm	0 days	4 cm	4 days
2009	6.7 °C	7.9 °C	5.6 °C	25 mm	0 days	6 cm	7 days
2008	5.3 °C	6.6 °C	3.9 °C	32 mm	0 days	8 cm	6 days
2007	4.5 °C	5.6 °C	3.2 °C	20 mm	3 days	10 cm	7 days
2006	5.4 °C	6.5 °C	4.2 °C	32 mm	0 days	4 cm	6 days
2005	6.0 °C	7.0 °C	5.0 °C	43 mm	0 days	0 cm	13 days
2004	5.3 °C	6.4 °C	4.2 °C	43 mm	0 days	10 cm	15 days
2003	6.6 °C	8.1 °C	5.1 °C	16 mm	1 day	0 cm	2 days
2002	6.7 °C	7.9 °C	5.4 °C	49 mm	0 days	0 cm	11 days
2001	6.1 °C	7.4 °C	4.8 °C	24 mm	0 days	3 cm	9 days
2000	4.6 °C	5.8 °C	3.2 °C	18 mm	3 days	5 cm	6 days
1999	4.6 °C	5.6 °C	3.4 °C	45 mm	0 days	12 cm	9 days
1998	6.6 °C	8.1 °C	5.0 °C	23 mm	0 days	2 cm	4 days
1997	4.6 °C	5.7 °C	3.3 °C	69 mm	3 days	2 cm	12 days
1996	4.6 °C	5.9 °C	2.8 °C	75 mm	5 days	13 cm	14 days
1995	5.2 °C	6.6 °C	3.6 °C	12 mm	0 days	1 cm	3 days
1994	3.7 °C	4.9 °C	2.1 °C	33 mm	4 days	8 cm	9 days
1993	5.3 °C	6.6 °C	3.9 °C	44 mm	0 days	1 cm	10 days
1992	4.2 °C	5.3 °C	2.9 °C	22 mm	2 days	4 cm	9 days
1991	5.8 °C	7.1 °C	4.4 °C	59 mm	0 days	7 cm	13 days
1990	4.6 °C	5.9 °C	3.2 °C	20 mm	0 days	2 cm	3 days
1989	4.8 °C	6.1 °C	3.3 °C	35 mm	5 days	6 cm	7 days
1988	5.5 °C	6.9 °C	4.0 °C	18 mm	0 days	0 cm	5 days
1987	3.8 °C	5.2 °C	2.2 °C	16 mm	1 day	9 cm	4 days
1986	5.3 °C	6.5 °C	4.0 °C	46 mm	0 days	0 cm	10 days
1985	5.0 °C	6.4 °C	3.4 °C	19 mm	0 days	1 cm	5 days
1984	5.1 °C	6.3 °C	3.7 °C	27 mm	0 days	2 cm	8 days
1983	3.7 °C	4.8 °C	2.3 °C	41 mm	5 days	17 cm	9 days
1982	3.5 °C	4.6 °C	2.2 °C	37 mm	5 days	9 cm	9 days
1981	5.1 °C	6.3 °C	3.7 °C	51 mm	0 days	2 cm	10 days
1980	4.0 °C	5.2 °C	2.5 °C	95 mm	6 days	16 cm	13 days
1979	4.3 °C	5.3 °C	3.2 °C	17 mm	0 days	1 cm	7 days
1978	4.8 °C	5.9 °C	3.7 °C	43 mm	0 days	0 cm	13 days
1977	4.0 °C	5.0 °C	2.9 °C	48 mm	2 days	10 cm	12 days
1976	3.2 °C	4.0 °C	2.2 °C	144 mm	2 days	29 cm	21 days
1975	3.3 °C	4.2 °C	2.3 °C	19 mm	0 days	5 cm	9 days
1974	3.8 °C	4.5 °C	2.7 °C	49 mm	2 days	14 cm	12 days
1973	2.5 °C	3.5 °C	1.2 °C	34 mm	7 days	6 cm	8 days
1972	3.7 °C	4.5 °C	2.6 °C	87 mm	0 days	18 cm	20 days
1971	2.8 °C	3.7 °C	1.8 °C	49 mm	5 days	8 cm	11 days
1970	2.5 °C	3.3 °C	1.4 °C	61 mm	7 days	11 cm	15 days
1969	2.6 °C	3.5 °C	1.4 °C	36 mm	3 days	4 cm	10 days
1968	2.1 °C	2.8 °C	1.0 °C	50 mm	8 days	7 cm	9 days
1967	2.6 °C	3.3 °C	1.7 °C	58 mm	4 days	14 cm	15 days
1966	1.4 °C	2.3 °C	0.3 °C	27 mm	11 days	12 cm	8 days
1965	1.6 °C	2.6 °C	0.3 °C	37 mm	11 days	8 cm	10 days
1964	2.4 °C	3.4 °C	1.3 °C	20 mm	4 days	8 cm	9 days
1963	2.2 °C	3.2 °C	1.0 °C	54 mm	8 days	3 cm	12 days
1962	0.3 °C	1.3 °C	-1.0 °C	11 mm	19 days	6 cm	5 days
1961	2.4 °C	3.4 °C	1.0 °C	26 mm	9 days	7 cm	9 days
1960	2.3 °C	3.6 °C	0.9 °C	12 mm	9 days	2 cm	6 days
1959	2.1 °C	3.1 °C	0.9 °C	39 mm	10 days	10 cm	12 days
1958	0.7 °C	1.9 °C	-0.6 °C	18 mm	18 days	5 cm	4 days
1957	2.7 °C	3.8 °C	1.2 °C	39 mm	7 days	3 cm	9 days
1956	2.6 °C	3.7 °C	0.9 °C	19 mm	7 days	5 cm	9 days
1955	2.5 °C	3.4 °C	1.2 °C	64 mm	4 days	12 cm	14 days
1954	1.8 °C	3.0 °C	0.2 °C	39 mm	8 days	7 cm	7 days
1953	1.8 °C	2.9 °C	0.6 °C	39 mm	13 days	1 cm	10 days
1952	1.2 °C	2.2 °C	0.0 °C	34 mm	16 days	20 cm	13 days
1951	1.9 °C	2.7 °C	1.0 °C	28 mm	6 days	8 cm	9 days
1950	1.9 °C	2.8 °C	0.9 °C	44 mm	10 days	1 cm	12 days
1949	0.8 °C	1.7 °C	-0.4 °C	27 mm	16 days	8 cm	9 days
1948	0.8 °C	1.6 °C	-0.3 °C	26 mm	13 days	12 cm	7 days
1947	2.6 °C	3.2 °C	1.6 °C	70 mm	3 days	4 cm	17 days
1946	1.0 °C	1.7 °C	0.1 °C	20 mm	14 days	5 cm	8 days
1945	0.9 °C	1.8 °C	-0.2 °C	41 mm	15 days	2 cm	7 days
1944	1.3 °C	2.1 °C	0.4 °C	38 mm	10 days	6 cm	9 days
1943	0.9 °C	1.6 °C	-0.0 °C	30 mm	16 days	6 cm	9 days
1942	2.0 °C	2.7 °C	1.2 °C	58 mm	3 days	21 cm	13 days
1941	1.1 °C	1.9 °C	0.1 °C	24 mm	17 days	1 cm	9 days
1940	2.5 °C	3.2 °C	1.6 °C	44 mm	4 days	1 cm	10 days

August records

Hottest day

18.6 °C

August 8, 2024 estimate

Coldest night

-5.8 °C

August 30, 1945 estimate

Wettest day

25 mm

August 23, 1968 estimate

The weather on your birthday in Longyearbyen

Any day since 1940: high, low, rain, snow, and how warm it was compared with the same date in every other year.

Questions & answers

How warm is Longyearbyen in August?

Highs average 6.8 °C and lows 4.3 °C. A typical August brings 0 hot days (30 °C or more) and 1 frost days.

Does it rain a lot in Longyearbyen in August?

About 40 mm falls in August, over some 9 days with at least 1 mm. The wettest August was 1976 (144 mm), the driest 1962 (11 mm).

What was the warmest August in Longyearbyen?

2024, with a mean temperature of 10.1 °C. The coldest was 1962 (0.3 °C). The last one, 2025, ranks 2 of 86.