Oban weather by month & the best time to visit
🇬🇧 United Kingdom · seaside town · oceanic / maritime climate
The best time to visit Oban is July — its sunniest month (Sunshine Score 45/100), with August and June close behind. Oban averages about 1,046 hours of sunshine a year. Daytime highs around 17°C / 63°F and roughly 135 mm of rain in July.
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- Sun hours / year
- 1,046
- Sunniest month
- July
- Peak score
- 45/100
- Rain / year
- 1,811 mm
- Midday UV at peak
- 4 (moderate)
- Sea at warmest
- 14°C / 57°F
- Population
- 8k
- Elevation
- 6 m

When is the best time to visit Oban?
For sunshine, the best time to visit Oban is July, then August and June. The dullest month is January (0/100, 200 mm of rain). The full month-by-month picture is in the table below.
How sunny is Oban?
Oban isn't a sunny place by world standards: about 1,046 hours of sunshine a year. 45 Sunshine Score points separate July (45) from January (0), so the month you pick matters. It ranks #48 of 48 destinations in United Kingdom for annual sunshine, below the national median of 1,345 hours. The year's 1,811 mm of rain spreads fairly evenly across the months, with no pronounced dry season.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV | Sea |
|---|---|---|---|---|---|---|
| January | 0 | 6° / 43°F | 4° / 39°F | 200 mm | 0 | 8° / 46°F |
| February | 0 | 6° / 43°F | 3° / 37°F | 144 mm | 0 | 8° / 46°F |
| March | 0 | 8° / 46°F | 4° / 39°F | 133 mm | 1 | 8° / 46°F |
| April | 11 | 10° / 50°F | 5° / 41°F | 94 mm | 2 | 8° / 46°F |
| May | 26 | 13° / 55°F | 8° / 46°F | 116 mm | 3 | 12° / 54°F |
| June | 42 | 16° / 61°F | 10° / 50°F | 118 mm | 4 | 12° / 54°F |
| July | 45 | 17° / 63°F | 12° / 54°F | 135 mm | 4 | 13° / 55°F |
| August | 43 | 17° / 63°F | 12° / 54°F | 158 mm | 3 | 14° / 57°F |
| September | 33 | 15° / 59°F | 11° / 52°F | 151 mm | 2 | 13° / 55°F |
| October | 19 | 12° / 54°F | 8° / 46°F | 185 mm | 1 | 12° / 54°F |
| November | 5 | 9° / 48°F | 6° / 43°F | 180 mm | 0 | 11° / 52°F |
| December | 0 | 7° / 45°F | 4° / 39°F | 197 mm | 0 | 9° / 48°F |
Sea temperature in Oban by month
The sea off Oban is warmest in August at around 14°C / 57°F, and coolest in January at 8°C / 46°F. It never reaches comfortable swimming temperatures (21°C+). Month-by-month sea-surface temperatures are in the Sea column of the table above.
See Oban on the interactive sunshine globe →
Nearby places for sunshine
- Glasgow United Kingdom · 89 km · best in Jul · 1,306 h sun/yr
- Glasgow United Kingdom · 119 km · best in Jul · 1,304 h sun/yr
- Edinburgh United Kingdom · 138 km · best in Jul · 1,292 h sun/yr
- Inverness United Kingdom · 145 km · best in Jul · 1,074 h sun/yr
- Belfast United Kingdom · 207 km · best in Jul · 1,263 h sun/yr
- Aberdeen United Kingdom · 211 km · best in Jul · 1,300 h sun/yr
Nearest destinations
- Colonsay United Kingdom · 69 km · 1,375 h sun/yr · best in Jul
- Coll United Kingdom · 76 km · 1,379 h sun/yr · best in Aug
- Balemartine, Argyll and Bute United Kingdom · 90 km · 1,378 h sun/yr · best in Aug
- Isle of Islay, Argyll and Bute United Kingdom · 102 km · 1,329 h sun/yr · best in Jul
- Campbeltown United Kingdom · 116 km · 1,303 h sun/yr · best in Jul
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