UTC Offset
UTC+01:00
Greenisland, United Kingdom Snapshot 2026
Where is Greenisland?
Greenisland, United Kingdom
- Continent
- Europe
- Country
- United Kingdom
- City
- Greenisland
- Population
- 5.1K
- Coordinates
- 54.70°, -5.87°
Greenisland is a city in United Kingdom with a population of approximately 5.1K. Average temperatures range from 4°C (40°F) in January to 17°C (63°F) in August. The best time to visit is June, July, August, September.
Time in Greenisland right now
Open full time & time zone page 08:36 36
Tuesday, June 16, 2026
IANA time zone
Europe/London
Daylight saving
DST in effect
GMT / BST
Next DST change
October 25
backward -1h
Live weather in Greenisland
Daylight in Greenisland today
View full sunrise & sunset page Sunrise
Sunset
Day length
17h 17m
Climate normals for Greenisland
Long-term monthly averages based on historical data.
January
Poor 
February
Poor March
Poor April
Poor May
Fair June best
Good July best
Good August best
Good September best
Fair October
Poor November
Wet December
Poor | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 7°C / 4°C | 3°C / -1°C | 16days (86 mm) Wet | 3.8h Poor | 85% Humid | 0.9 Low | Poor | View Details |
| February | 8°C / 4°C | 3°C / -1°C | 15days (93 mm) Wet | 5.2h Fair | 82% Humid | 1.4 Low | Poor | View Details |
| March | 9°C / 5°C | 5°C / 0°C | 15days (81 mm) Wet | 7.1h Good | 81% Humid | 2.7 Moderate | Poor | View Details |
| April | 11°C / 6°C | 7°C / 2°C | 11days (61 mm) Wet | 9.3h Good | 79% Humid | 4 Moderate | Poor | View Details |
| May | 14°C / 9°C | 12°C / 6°C | 12days (64 mm) Wet | 11h Excellent | 79% Humid | 5.3 High | Fair | View Details |
| June best | 16°C / 12°C | 15°C / 9°C | 14days (85 mm) Wet | 10.8h Excellent | 80% Humid | 5.5 High | Good | View Details |
| July best | 17°C / 13°C | 16°C / 11°C | 16days (100 mm) Wet | 10.1h Excellent | 82% Humid | 5 Moderate | Good | View Details |
| August best | 17°C / 13°C | 16°C / 11°C | 16days (106 mm) Wet | 9.4h Good | 82% Humid | 4.8 Moderate | Good | View Details |
| September best | 16°C / 12°C | 13°C / 9°C | 16days (105 mm) Wet | 7.5h Good | 82% Humid | 3.3 Moderate | Fair | View Details |
| October | 13°C / 10°C | 10°C / 6°C | 17days (117 mm) Wet | 5.3h Fair | 83% Humid | 1.8 Low | Poor | View Details |
| November | 10°C / 7°C | 6°C / 2°C | 18days (110 mm) Wet | 4h Fair | 84% Humid | 1 Low | Wet | View Details |
| December | 8°C / 5°C | 4°C / 0°C | 17days (111 mm) Wet | 2.8h Poor | 86% Very Muggy | 0.6 Low | Poor | View Details |
Monthly Temperatures
HighLow
Line chart showing monthly temperatures. Jan: 7°C / 4°C . Feb: 8°C / 4°C . Mar: 9°C / 5°C . Apr: 11°C / 6°C . May: 14°C / 9°C . Jun: 16°C / 12°C . Jul: 17°C / 13°C . Aug: 17°C / 13°C . Sep: 16°C / 12°C . Oct: 13°C / 10°C . Nov: 10°C / 7°C . Dec: 8°C / 5°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 86 mm. Feb: 93 mm. Mar: 81 mm. Apr: 61 mm. May: 64 mm. Jun: 85 mm. Jul: 100 mm. Aug: 106 mm. Sep: 105 mm. Oct: 117 mm. Nov: 110 mm. Dec: 111 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 85%. Feb: 82%. Mar: 81%. Apr: 79%. May: 79%. Jun: 80%. Jul: 82%. Aug: 82%. Sep: 82%. Oct: 83%. Nov: 84%. Dec: 86%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 32 km/h . Feb: 34 km/h . Mar: 29 km/h . Apr: 26 km/h . May: 23 km/h . Jun: 23 km/h . Jul: 22 km/h . Aug: 24 km/h . Sep: 27 km/h . Oct: 31 km/h . Nov: 31 km/h . Dec: 32 km/h .
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 1. Feb: UV 1. Mar: UV 3. Apr: UV 4. May: UV 5. Jun: UV 6. Jul: UV 5. Aug: UV 5. Sep: UV 3. Oct: UV 2. Nov: UV 1. Dec: UV 1.
Frequently Asked Questions
Greenisland has a population of approximately 5.1K.
The best months to visit Greenisland are June, July, August, September, when temperatures are pleasant and rainfall is lower.
Greenisland receives approximately 1119mm of rainfall annually across 183 rainy days.
Greenisland is located in United Kingdom, in the Europe region.