Few UK towns have colder winter nights than Perth
A warm July spell here typically peaks at 20.0°C (68°F). Days of 25°C are scarce: about 3 a year, fewer than in 88% of UK towns. Of all months, October brings the most rain and April the least. For walks and days out, the stretch from June to August brings highs of 18–20°C.
Met Office 1991–2020 averages for the town itself.
A year in Perth at a glance
Each month’s typical high and low, in °C.
What a year in Perth feels like
Typical highs and lows by season and by month, from the Met Office’s 1991–2020 averages.
About 846 mm of rain a year
October is the wettest month and April the driest. About 21 days a year bring 10 mm (0.4 in) or more. 5th wettest of 8 Perth and Kinross towns of 2,500+.
Rain by month
Millimetres
Sunshine by month
Hours of bright sunshine at Leuchars
A frosty town: 61 air frosts and 3 days of 25°C a year
On about 61 nights a year the air drops below freezing, and on about 1 days it stays below freezing all day. About 3 days a year reach 25°C (77°F).
Day counts are 1991–2020 averages from the Met Office’s 2 km grid. The Met Office calls a day of 25°C or more a summer day and a night below 0°C an air frost; ground frosts, on grass, come more often.
The Met Office station at Leuchars
Leuchars is 23 miles east of Perth, 10 m (33 ft) above sea level. It is the nearest of the 37 long-running stations the Met Office publishes in full.
| Month | High | Low | Rain | Air frosts | Sun (hours) |
|---|---|---|---|---|---|
| January | 6.8°C | 0.7°C | 64 mm | 12.1 | 60 |
| February | 7.7°C | 1.0°C | 47 mm | 10.4 | 87 |
| March | 9.6°C | 2.1°C | 46 mm | 8.2 | 124 |
| April | 11.8°C | 3.8°C | 43 mm | 3.4 | 161 |
| May | 14.5°C | 6.1°C | 50 mm | 1.0 | 198 |
| June | 17.2°C | 9.1°C | 63 mm | 0.0 | 172 |
| July | 19.3°C | 10.9°C | 65 mm | 0.0 | 173 |
| August | 19.1°C | 10.7°C | 69 mm | 0.0 | 162 |
| September | 16.8°C | 9.0°C | 55 mm | 0.0 | 133 |
| October | 13.2°C | 6.2°C | 81 mm | 1.6 | 101 |
| November | 9.5°C | 2.9°C | 68 mm | 6.8 | 76 |
| December | 7.0°C | 0.9°C | 63 mm | 12.0 | 52 |
| Year | 12.7°C | 5.3°C | 714 mm | 56 | 1,498 |
Met Office historic station data, Leuchars, 1991–2020 months averaged (a month needs 20 of the 30 years; estimated values counted, missing months left out). Sunshine: Kipp & Zonen recorder.
How Perth compares
Against the 2,537 towns and cities of 2,500 or more across the UK, each with its own Met Office averages, and its place among Perth and Kinross towns that size.
Nearby towns’ climate
The nearest towns of 1,000+ within 12 miles: a hill, a valley or the sea can make a real difference over a few miles.
| Town | July high | January low | Rain a year |
|---|---|---|---|
| Perth | 20.0°C | 0.4°C | 846 mm |
| Scone 2.4 mi | 20.2°C about the same | 0.3°C about the same | 841 mm |
| Bridge of Earn 4.3 mi | 20.0°C about the same | 1.0°C 0.6°C milder | 839 mm |
Perth weather by month
Average daily high and low, mean temperature and rain, 1991–2020, for the town itself (the Met Office’s HadUK-Grid).
| Month | High | Low | Mean | Rain |
|---|---|---|---|---|
| January | 6.6°C 44°F | 0.4°C 33°F | 3.5°C | 84 mm 3.3 in |
| February | 7.4°C 45°F | 0.6°C 33°F | 4.0°C | 62 mm 2.4 in |
| March | 9.6°C 49°F | 2.2°C 36°F | 5.8°C | 58 mm 2.3 in |
| April | 12.4°C 54°F | 3.3°C 38°F | 8.0°C | 48 mm 1.9 in |
| May | 15.7°C 60°F | 6.0°C 43°F | 10.8°C | 54 mm 2.1 in |
| June | 18.1°C 65°F | 9.0°C 48°F | 13.6°C | 68 mm 2.7 in |
| July | 20.0°C 68°F | 10.9°C 52°F | 15.5°C | 76 mm 3.0 in |
| August | 19.5°C 67°F | 10.8°C 51°F | 15.2°C | 85 mm 3.3 in |
| September | 16.9°C 62°F | 8.7°C 48°F | 12.8°C | 59 mm 2.3 in |
| October | 13.2°C 56°F | 5.4°C 42°F | 9.4°C | 93 mm 3.7 in |
| November | 9.2°C 49°F | 2.5°C 37°F | 5.8°C | 78 mm 3.1 in |
| December | 7.1°C 45°F | 0.6°C 33°F | 3.8°C | 82 mm 3.2 in |
| Year | 13.0°C | 5.0°C | 9.0°C | 846 mm |
Where Perth’s numbers come from
Averages over 30 years, not a forecast.
- Mean temperature, rain and day counts: HadUK-Grid 1991–2020 averages for the 5 Met Office 2 km grid squares whose centre lies inside Perth’s locality.
- Highs and lows: the Met Office publishes average daily maxima and minima on its 12 km grid; each is moved by the difference between the town’s 2 km mean temperature and the 12 km square’s, which carries the town’s own height and setting over.
- Weather station and sunshine: Met Office historic station data for Leuchars, 23 miles away, months of 1991–2020 averaged.
- Comparisons: every town and city of 2,500 or more across the UK, all four nations, read the same way.
Met Office HadUK-Grid · Met Office Climate Data Portal · Historic station data. Open Government Licence v3.0.
Questions about Perth’s climate
How warm does Perth get in summer?
July is the warmest month, with average highs of 20.0°C (68°F). About 3 days a year reach 25°C (77°F), fewer than 88% of UK towns.
How cold does Perth get in winter?
January nights average 0.4°C (33°F). The air drops below freezing on about 61 nights a year, and about 1 days a year stay below freezing all day.
How much rain does Perth get?
About 846 mm (33 in) a year, more than 62% of UK towns. October is the wettest month (93 mm) and April the driest (48 mm).
How sunny is it?
The nearest Met Office station with a sunshine record, Leuchars (23 miles away), averages 1,498 hours of bright sunshine a year. Sunshine isn’t on the town grid, so this is the station’s figure.
Where do these figures come from?
The Met Office’s HadUK-Grid 1991–2020 averages, which turn thousands of weather stations into a map of the UK in 2 km squares; the page reads the squares inside Perth. They are 30-year averages, not a forecast.
Contains Met Office data © Crown copyright 2026, Open Government Licence v3.0. HadUK-Grid 1991–2020 averages via the Met Office Climate Data Portal; station averages from Met Office historic station data. Today’s forecast for Perth →
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