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Monthly climate in Heby, Uppsala, Sweden

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Heby features a humid continental climate (Dfb).Temperatures typically range between -2 °C (29 °F) and 18 °C (64 °F) through the year, but rarely can drop to -23 °C (-10 °F) or can rise to as high as 33 °C (92 °F).The average annual precipitation amounts to about 638 mm (25.1 inches) and receives 117 rainy days on the 1 mm (0.04 inches) threshold annually.Heby enjoys an average of 3285 hours of sunshine throughout the year, and daylight varies from 6 hours 1 minutes to 18 hours 40 minutes per day.

Monthly average temperatures in Heby, Uppsala, Sweden §

The warmest months in Heby are June, July and August, with daily mean temperatures ranging from 16 to 18 °C (61 - 64 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -2 to -1 °C (29 - 31 °F) throughout the day. On average each year, Heby experiences 20 days above 25 °C (77.0 °F) and 126 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Heby, Uppsala, 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 10°C
(50°F)		 11°C
(51°F)		 19°C
(67°F)		 23°C
(74°F)		 29°C
(84°F)		 31°C
(89°F)		 33°C
(92°F)		 31°C
(88°F)		 24°C
(76°F)		 20°C
(68°F)		 15°C
(59°F)		 9°C
(48°F)
Mean maximum 7°C
(44°F)		 8°C
(46°F)		 14°C
(58°F)		 19°C
(67°F)		 25°C
(77°F)		 27°C
(81°F)		 29°C
(84°F)		 27°C
(81°F)		 22°C
(72°F)		 17°C
(62°F)		 11°C
(52°F)		 7°C
(45°F)
Average high 1°C
(33°F)		 1°C
(34°F)		 5°C
(42°F)		 10°C
(51°F)		 16°C
(61°F)		 22°C
(71°F)		 23°C
(73°F)		 21°C
(70°F)		 16°C
(61°F)		 10°C
(51°F)		 5°C
(41°F)		 1°C
(34°F)
Daily mean -2°C
(29°F)		 -2°C
(29°F)		 1°C
(34°F)		 5°C
(41°F)		 11°C
(51°F)		 17°C
(62°F)		 18°C
(64°F)		 16°C
(61°F)		 12°C
(54°F)		 7°C
(45°F)		 3°C
(37°F)		 -1°C
(31°F)
Average low -4°C
(25°F)		 -5°C
(23°F)		 -3°C
(27°F)		 -1°C
(31°F)		 4°C
(40°F)		 11°C
(51°F)		 12°C
(53°F)		 11°C
(52°F)		 8°C
(47°F)		 4°C
(40°F)		 0°C
(33°F)		 -3°C
(27°F)
Mean minimum -15°C
(5°F)		 -14°C
(8°F)		 -11°C
(12°F)		 -8°C
(18°F)		 -4°C
(26°F)		 5°C
(41°F)		 7°C
(45°F)		 5°C
(41°F)		 1°C
(34°F)		 -4°C
(26°F)		 -8°C
(18°F)		 -12°C
(11°F)
Minimum -23°C
(-10°F)		 -20°C
(-3°F)		 -20°C
(-3°F)		 -10°C
(13°F)		 -6°C
(21°F)		 3°C
(38°F)		 6°C
(43°F)		 2°C
(36°F)		 -1°C
(30°F)		 -5°C
(23°F)		 -13°C
(8°F)		 -20°C
(-3°F)

Compare climate in Heby with other places

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

Monthly average precipitation in Heby, Uppsala, Sweden §

Heby usually has the most precipitation in June, August and October, with an average of 12 rainy days and 74 mm (2.9 inches) of precipitation per month.The driest months in Heby are January, February and April. On average, 32 mm (1.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Heby, Uppsala, 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) 35 (1.4) 31 (1.2) 38 (1.5) 31 (1.2) 57 (2.3) 67 (2.6) 67 (2.6) 77 (3.0) 56 (2.2) 77 (3.0) 47 (1.9) 54 (2.1)
Average precipitation days (≥ 1 mm) 8 8 7 7 11 10 10 14 10 12 8 12

Monthly sunshine hours in Heby, Uppsala, Sweden §

The sunniest months in Heby are May, June and July, when the sun shines an average of 14 hours 47 minutes a day.Least sunny months in Heby: January, November and December receive an average of 2 hours 44 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Heby, Uppsala, 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 69 164 260 365 419 465 475 392 288 200 114 68
Mean daily daylight hours 6h 49m 9h 9m 11h 51m 14h 37m 17h 11m 18h 40m 17h 51m 15h 29m 12h 47m 10h 3m 7h 30m 6h 1m

Solar UV radiation in Heby, Uppsala, Sweden §

Heby 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 Heby UV Index data.

Average daily maximum UV levels by month for Heby, Uppsala, 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