5.4 /10
Fair

May is a fair month in Hellvik

Climate Overview

Hellvik, Norway in May has mild conditions, with highs averaging 12.8°C (55°F) and noticeably cooler mornings. Rain falls on about 12 days this month. Sea temperature stays cool at 10°C (50°F).

This month falls at the end of Spring.

Daily highs in May gradually rise from around 11°C (51°F) at the start to 15°C (58°F) by month's end.

Rainfall is heaviest during the last third of the month, while the middle tends to be drier.

Expect around 11.9h of sunshine at the start of May, increasing to 12.9h by the end.

The warmest days tend to fall around the 31th, averaging 15.1°C (59°F).

Compared to April, this month is about 4°C warmer with 0 fewer rainy days. Temperatures will rise further into June.

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Monthly May Averages

Temperature
13°C / 8°C
Feels Like
10°C / 4°C
Rain
12 days · 80 mm
Sunshine
11.9h / day
Humidity
78% — Humid
Wind
22 km/h
Wind Direction
NW (322°)
Gusts
43 km/h
Daylight
16.9 h
Cloud Cover
61%
Clear Sky Days
4.2
UV Index
5.2 — High
Sea Temperature
10°C
Dew Point
7°C — Dry
Moon Phase
Waxing Gibbous · 66%

Climate Charts

Daily averages based on historical data (2016–2025)

Daily Temperature

20°C 17°C 14°C 11°C 8°C 5°C 2°C 151015202531
High Low

Daily Precipitation

0 mm 2 mm 4 mm 6 mm 8 mm 151015202531
Rainfall

Daily Sunshine

0h 4h 8h 12h 16h 151015202531
Sunshine

Daily Wind Speed

0 6 12 18 24 30 151015202531
Wind Speed
Sun Position
Sunrise 05:09
Daylight 16.8h
Sunset 21:58

What to Expect

Keep afternoons flexible as tropical showers are common — they typically clear within an hour.

Rain usually comes in shorter passing showers rather than all-day rain.

1 of the last 5 yearly records were warmer than this month's long-run average.

Compare Months

January
Wet
Temp
4°C / 1°C
Feels Like
0°C / -4°C
Rain
19days (188 mm) Wet
Sun
2.3h Poor
Humidity
85% Humid
UV
0.5 Low
Snow Days
12days
February
Poor
Temp
4°C / 1°C
Feels Like
0°C / -4°C
Rain
17days (172 mm) Wet
Sun
4.4h Fair
Humidity
83% Humid
UV
1.2 Low
Snow Days
10days
March
Poor
Temp
6°C / 2°C
Feels Like
1°C / -3°C
Rain
15days (121 mm) Wet
Sun
6.5h Fair
Humidity
82% Humid
UV
2.3 Moderate
Snow Days
7days
April
Poor
Temp
9°C / 4°C
Feels Like
5°C / 0°C
Rain
12days (67 mm) Wet
Sun
10.1h Excellent
Humidity
77% Humid
UV
3.8 Moderate
Snow Days
3days
May best
Fair
Temp
13°C / 8°C
Feels Like
10°C / 4°C
Rain
12days (80 mm) Wet
Sun
11.9h Excellent
Humidity
78% Humid
UV
5.2 High
June best
Good
Temp
16°C / 11°C
Feels Like
14°C / 9°C
Rain
13days (105 mm) Wet
Sun
12.3h Excellent
Humidity
81% Humid
UV
5.6 High
July best
Fair
Temp
17°C / 13°C
Feels Like
16°C / 11°C
Rain
16days (149 mm) Wet
Sun
11.3h Excellent
Humidity
83% Humid
UV
5.1 High
August best
Fair
Temp
17°C / 13°C
Feels Like
16°C / 11°C
Rain
17days (178 mm) Wet
Sun
10h Excellent
Humidity
84% Humid
UV
4.2 Moderate
September best
Wet
Temp
15°C / 12°C
Feels Like
13°C / 9°C
Rain
17days (215 mm) Wet
Sun
7.7h Good
Humidity
84% Humid
UV
2.9 Moderate
October
Wet
Temp
11°C / 8°C
Feels Like
8°C / 4°C
Rain
21days (237 mm) Wet
Sun
5h Fair
Humidity
83% Humid
UV
1.6 Low
November
Wet
Temp
7°C / 5°C
Feels Like
4°C / 0°C
Rain
18days (209 mm) Wet
Sun
2.9h Poor
Humidity
84% Humid
UV
0.7 Low
Snow Days
3days
December
Wet
Temp
6°C / 3°C
Feels Like
2°C / -2°C
Rain
20days (210 mm) Wet
Sun
1.5h Poor
Humidity
85% Humid
UV
0.4 Low
Snow Days
8days
Month Temp Feels Like Rain Sun Humidity UV Status Details
January 4°C / 1°C 0°C / -4°C 19days (188 mm) Wet 2.3h Poor 85% Humid 0.5 Low Wet View Details
February 4°C / 1°C 0°C / -4°C 17days (172 mm) Wet 4.4h Fair 83% Humid 1.2 Low Poor View Details
March 6°C / 2°C 1°C / -3°C 15days (121 mm) Wet 6.5h Fair 82% Humid 2.3 Moderate Poor View Details
April 9°C / 4°C 5°C / 0°C 12days (67 mm) Wet 10.1h Excellent 77% Humid 3.8 Moderate Poor View Details
May best 13°C / 8°C 10°C / 4°C 12days (80 mm) Wet 11.9h Excellent 78% Humid 5.2 High Fair View Details
June best 16°C / 11°C 14°C / 9°C 13days (105 mm) Wet 12.3h Excellent 81% Humid 5.6 High Good View Details
July best 17°C / 13°C 16°C / 11°C 16days (149 mm) Wet 11.3h Excellent 83% Humid 5.1 High Fair View Details
August best 17°C / 13°C 16°C / 11°C 17days (178 mm) Wet 10h Excellent 84% Humid 4.2 Moderate Fair View Details
September best 15°C / 12°C 13°C / 9°C 17days (215 mm) Wet 7.7h Good 84% Humid 2.9 Moderate Wet View Details
October 11°C / 8°C 8°C / 4°C 21days (237 mm) Wet 5h Fair 83% Humid 1.6 Low Wet View Details
November 7°C / 5°C 4°C / 0°C 18days (209 mm) Wet 2.9h Poor 84% Humid 0.7 Low Wet View Details
December 6°C / 3°C 2°C / -2°C 20days (210 mm) Wet 1.5h Poor 85% Humid 0.4 Low Wet View Details

What to Wear

Bundle up with a warm coat, scarf, and closed-toe shoes. Thermal layers underneath give flexibility between indoors and outdoors.

A waterproof jacket or compact umbrella is recommended for occasional showers.

Packing List

Layered clothingLight jacketUmbrellaWaterproof jacketComfortable walking shoes

Frequently Asked Questions

May is typically fair for visiting Hellvik, with average highs of 13°C (55°F) and around 12 rainy days. Hellvik, Norway in May has mild conditions, with highs averaging 12.8°C (55°F) and noticeably cooler mornings. Rain fall
Hellvik typically sees around 12 rainy days in May with 80 mm (3.1 in) of total rainfall. Pack a waterproof jacket.
Nights in Hellvik during May are cool at around 8°C (46°F). Bring a jacket or sweater for evenings.
With highs of 13°C (55°F) and lows of 8°C (46°F) in May, we recommend: Layered clothing, Light jacket, Umbrella, Waterproof jacket, Comfortable walking shoes. Comfortable walking shoes are essential.
Yes, May offers some of the best weather conditions in Hellvik with comfortable temperatures and lower chances of rain.
The average UV index in Hellvik during May is 5 (moderate). Sunscreen and sunglasses are recommended during midday hours.
Hellvik gets approximately 17 hours of daylight per day in May, with around 12 hours of sunshine.
Snow is uncommon in Hellvik during May based on 10-year climate averages.

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