Luleå — Water Temperature in April

Water Temperature Range

-1°C

minimum

1°C

average

2°C

maximum

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Water Temperature Chart for Month

The chart shows the average daily water temperature for each day of the month based on historical data.

Table of Water Temperatures by Day of the Month for Previous Years

Day	2026	2025	2024	2023
APR 1	-	0°C	1°C	0°C
APR 2	0°C	0°C	0°C	0°C
APR 3	0°C	0°C	0°C	0°C
APR 4	0°C	0°C	0°C	0°C
APR 5	0°C	1°C	1°C	0°C
APR 6	0°C	1°C	1°C	0°C
APR 7	0°C	0°C	1°C	0°C
APR 8	0°C	1°C	0°C	1°C
APR 9	0°C	0°C	1°C	0°C
APR 10	0°C	1°C	1°C	0°C
APR 11	0°C	1°C	1°C	1°C
APR 12	0°C	0°C	1°C	0°C
APR 13	0°C	0°C	1°C	0°C
APR 14	0°C	0°C	1°C	0°C
APR 15	0°C	1°C	1°C	0°C
APR 16	0°C	1°C	1°C	1°C
APR 17	0°C	1°C	1°C	0°C
APR 18	-	0°C	1°C	0°C
APR 19	-	1°C	1°C	0°C
APR 20	-	1°C	1°C	1°C
APR 21	-	1°C	1°C	1°C
APR 22	-	0°C	1°C	0°C
APR 23	-	1°C	2°C	0°C
APR 24	-	1°C	2°C	1°C
APR 25	-	1°C	1°C	1°C
APR 26	-	1°C	2°C	1°C
APR 27	-	1°C	2°C	1°C
APR 28	-	1°C	2°C	1°C
APR 29	-	1°C	2°C	1°C
APR 30	-	1°C	2°C	1°C

April: Climate and Swimming Opportunities

Average Night Air Temperature

-2°C

Average Day Air Temperature

7°C

Precipitation Amount per Month

32 mm

Number of Rainy Days

Daylight per Day

15 hrs

Sunshine per Day

5 hrs

Average Wind Speed

10 km/h

Average Humidity

74%

At such water and air temperatures, swimming is extremely harsh and generally not enjoyable. The risk of rapid chilling is high, so most people avoid entering the water.