Monthly climate in Mortnas, Stockholm, Sweden

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Mortnas features a humid continental climate (Dfb).Temperatures typically range between 0 °C (33 °F) and 17 °C (63 °F) through the year, but rarely can drop to -11 °C (13 °F) or can rise to as high as 25 °C (77 °F).The average annual precipitation amounts to about 646 mm (25.4 inches) and receives 127 rainy days on the 1 mm (0.04 inches) threshold annually.Mortnas enjoys an average of 3454 hours of sunshine throughout the year, and daylight varies from 6 hours 12 minutes to 18 hours 27 minutes per day.

Monthly average temperatures in Mortnas, Stockholm, Sweden §

The warmest months in Mortnas are June, July and August, with daily mean temperatures ranging from 14 to 17 °C (58 - 63 °F) throughout the day. The coldest temperatures usually occur in January, February and March, when daily mean temperatures range from 0 to 2 °C (33 - 35 °F) throughout the day. On average each year, Mortnas experiences 0 days above 25 °C (77.0 °F) and 53 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Mortnas, Stockholm, Sweden.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 8°C
(47°F)
7°C
(45°F)
13°C
(55°F)
13°C
(55°F)
16°C
(61°F)
21°C
(70°F)
24°C
(75°F)
25°C
(77°F)
20°C
(68°F)
15°C
(59°F)
13°C
(56°F)
8°C
(46°F)
Mean maximum 6°C
(44°F)
5°C
(42°F)
9°C
(48°F)
10°C
(49°F)
14°C
(58°F)
18°C
(65°F)
22°C
(71°F)
22°C
(71°F)
18°C
(65°F)
14°C
(57°F)
10°C
(51°F)
7°C
(45°F)
Average high 2°C
(37°F)
2°C
(35°F)
3°C
(38°F)
5°C
(42°F)
10°C
(50°F)
16°C
(60°F)
18°C
(65°F)
18°C
(65°F)
15°C
(59°F)
10°C
(51°F)
7°C
(45°F)
4°C
(39°F)
Daily mean 1°C
(34°F)
0°C
(33°F)
2°C
(35°F)
4°C
(40°F)
8°C
(47°F)
14°C
(58°F)
17°C
(63°F)
17°C
(63°F)
14°C
(57°F)
9°C
(49°F)
6°C
(43°F)
2°C
(37°F)
Average low -0°C
(32°F)
-1°C
(31°F)
0°C
(33°F)
3°C
(37°F)
7°C
(45°F)
13°C
(56°F)
16°C
(61°F)
16°C
(61°F)
12°C
(55°F)
8°C
(47°F)
5°C
(41°F)
1°C
(35°F)
Mean minimum -6°C
(22°F)
-6°C
(21°F)
-4°C
(26°F)
-1°C
(30°F)
2°C
(37°F)
9°C
(49°F)
12°C
(54°F)
13°C
(55°F)
8°C
(47°F)
3°C
(38°F)
-1°C
(31°F)
-3°C
(26°F)
Minimum -11°C
(13°F)
-10°C
(15°F)
-8°C
(19°F)
-2°C
(29°F)
1°C
(33°F)
8°C
(46°F)
10°C
(50°F)
11°C
(53°F)
6°C
(43°F)
2°C
(37°F)
-3°C
(27°F)
-7°C
(20°F)

Compare climate in Mortnas with other places

Compare temperature, precipitation, sunshine, UV index in Mortnas, Stockholm, Sweden with other places around the world.

Monthly average precipitation in Mortnas, Stockholm, Sweden §

Mortnas usually has the most precipitation in August, October and December, with an average of 14 rainy days and 79 mm (3.1 inches) of precipitation per month.The driest months in Mortnas are February, April and June. On average, 34 mm (1.4 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Mortnas, Stockholm, Sweden.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 48 (1.9) 42 (1.6) 45 (1.8) 24 (1.0) 48 (1.9) 37 (1.5) 51 (2.0) 64 (2.5) 54 (2.1) 91 (3.6) 60 (2.4) 81 (3.2)
Average precipitation days (≥ 1 mm) 11 11 10 7 7 7 8 11 10 15 13 17

Monthly sunshine hours in Mortnas, Stockholm, Sweden §

The sunniest months in Mortnas are May, June and July, when the sun shines an average of 15 hours 25 minutes a day.Least sunny months in Mortnas: January, November and December receive an average of 3 hours 7 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Mortnas, Stockholm, Sweden.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 70 170 260 365 453 476 488 418 312 219 138 78
Mean daily daylight hours 6h 58m 9h 14m 11h 52m 14h 33m 17h 2m 18h 27m 17h 41m 15h 23m 12h 46m 10h 6m 7h 37m 6h 12m

Solar UV radiation in Mortnas, Stockholm, Sweden §

Mortnas experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 5 - 7, which corresponds to the Moderate / High category of sun exposure.January, November and December are in the Low exposure category. In these months, the maximum values of the UV index do not exceed 1. For more detailed information, check out our hourly Mortnas UV Index data.

Average daily maximum UV levels by month for Mortnas, Stockholm, Sweden.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 1 2 3 4 5 7 7 5 4 2 1 1