Greenock Climate by Month
Greenock, Scotland, United Kingdom
Cool summers and cool winters, with rain spread through the year.
Cool summers and cool winters, with rain spread through the year: that's Greenock's climate in short. Afternoon highs range from 45°F (7°C) in December to 64°F (18°C) in July, and December nights average 36°F (2°C). About 64 in (1618 mm) of rain falls in a typical year, with no clear rainy season. The air is humid, averaging 80% relative humidity.
- Warmest month
- 64°F(18°C)
- Average high, July
- Coldest nights
- 36°F(2°C)
- Average low, December
- Rain per year
- 64 in(1618 mm)
- No clear rainy season
- Humidity
- 80%
- Sunniest: June
Best and worst months in Greenock
Best for weatherJune and July are the best time for weather in Greenock: highs near 63°F (17°C) and about 4.1 in (104 mm) of rain a month.
Least pleasantDecember and January are the least pleasant; December is the coldest, with highs of only 45°F (7°C).
Comfort combines how close the afternoon high is to 75°F (24°C) with how much rain falls and how humid it is. See where the weather is best in July.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Greenock weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 45°F(7°C) | 37°F(3°C) | 7.3 in(186 mm) | 81% | 0.4 |
| FebFebruary | 45°F(7°C) | 36°F(2°C) | 5.5 in(140 mm) | 81% | 1.1 |
| MarMarch | 47°F(9°C) | 37°F(3°C) | 4.8 in(121 mm) | 76% | 2.0 |
| AprApril | 52°F(11°C) | 40°F(4°C) | 3.5 in(89 mm) | 76% | 3.5 |
| MayMay | 58°F(15°C) | 44°F(7°C) | 3.4 in(87 mm) | 71% | 4.6 |
| JunJuneBest | 62°F(17°C) | 49°F(9°C) | 3.9 in(98 mm) | 81% | 4.6 |
| JulJulyBest | 64°F(18°C) | 52°F(11°C) | 4.3 in(110 mm) | 78% | 4.3 |
| AugAugust | 64°F(18°C) | 52°F(11°C) | 5.4 in(136 mm) | 80% | 3.6 |
| SepSeptember | 60°F(16°C) | 49°F(9°C) | 5.0 in(126 mm) | 83% | 2.6 |
| OctOctober | 54°F(12°C) | 44°F(7°C) | 6.9 in(176 mm) | 84% | 1.4 |
| NovNovember | 49°F(10°C) | 40°F(4°C) | 6.7 in(170 mm) | 80% | 0.6 |
| DecDecember | 45°F(7°C) | 36°F(2°C) | 7.0 in(179 mm) | 83% | 0.3 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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