Downpatrick is among the UK towns with the fewest days of 25 degrees or more
January mornings start at about 2.9°C (37°F). Winters are mild: January nights here are milder than in 92% of UK towns. A year here swings 17°C from midwinter lows to midsummer highs. The heating season runs November to April: each of those months averages under 10°C.
Met Office 1991–2020 averages for the town itself.
A year in Downpatrick at a glance
Each month’s typical high and low, in °C.
What a year in Downpatrick feels like
Typical highs and lows by season and by month, from the Met Office’s 1991–2020 averages.
About 903 mm of rain a year
October is the wettest month and February the driest. About 23 days a year bring 10 mm (0.4 in) or more. 9th wettest of 10 Newry, Mourne and Down towns of 2,500+.
Rain by month
Millimetres
Sunshine by month
Hours of bright sunshine at Armagh
24 air frosts and 2 days of 25°C a year
On about 24 nights a year the air drops below freezing; days that stay below freezing are rare. About 2 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 Armagh
Armagh is 38 miles west of Downpatrick, 62 m (203 ft) above sea level. It is the nearest of the 37 long-running stations the Met Office publishes in full; at that distance read it for sunshine and the station’s own record, not as the town’s figures.
| Month | High | Low | Rain | Air frosts | Sun (hours) |
|---|---|---|---|---|---|
| January | 7.8°C | 2.2°C | 73 mm | 7.7 | 47 |
| February | 8.6°C | 2.0°C | 59 mm | 7.6 | 71 |
| March | 10.4°C | 3.1°C | 60 mm | 5.3 | 102 |
| April | 13.0°C | 4.6°C | 56 mm | 2.3 | 150 |
| May | 15.9°C | 7.0°C | 58 mm | 0.2 | 180 |
| June | 18.2°C | 9.8°C | 63 mm | 0.0 | 146 |
| July | 19.7°C | 11.7°C | 70 mm | 0.0 | 135 |
| August | 19.4°C | 11.6°C | 79 mm | 0.0 | 141 |
| September | 17.3°C | 9.7°C | 65 mm | 0.0 | 114 |
| October | 13.7°C | 7.0°C | 81 mm | 0.8 | 92 |
| November | 10.3°C | 4.3°C | 82 mm | 3.5 | 62 |
| December | 8.0°C | 2.4°C | 81 mm | 7.3 | 43 |
| Year | 13.5°C | 6.3°C | 825 mm | 35 | 1,281 |
Met Office historic station data, Armagh, 1991–2020 months averaged (a month needs 20 of the 30 years; estimated values counted, missing months left out). Sunshine: Campbell-Stokes recorder.
How Downpatrick 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 Newry, Mourne and Down 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 |
|---|---|---|---|
| Downpatrick | 19.6°C | 2.9°C | 903 mm |
| Killyleagh 5.5 mi | 19.3°C about the same | 2.8°C about the same | 861 mm |
| Ballynahinch 9.3 mi | 19.3°C about the same | 1.8°C 1.0°C colder | 1,054 mm |
| Saintfield 10.4 mi | 19.3°C about the same | 1.5°C 1.3°C colder | 913 mm |
| Newcastle 10.8 mi | 19.5°C about the same | 3.4°C 0.5°C milder | 1,402 mm |
Downpatrick 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 | 8.3°C 47°F | 2.9°C 37°F | 5.6°C | 90 mm 3.5 in |
| February | 8.8°C 48°F | 3.0°C 37°F | 6.0°C | 55 mm 2.2 in |
| March | 10.4°C 51°F | 3.8°C 39°F | 7.1°C | 76 mm 3.0 in |
| April | 12.6°C 55°F | 5.3°C 42°F | 9.0°C | 63 mm 2.5 in |
| May | 15.2°C 59°F | 7.6°C 46°F | 11.5°C | 60 mm 2.4 in |
| June | 17.8°C 64°F | 10.2°C 50°F | 14.1°C | 63 mm 2.5 in |
| July | 19.6°C 67°F | 12.1°C 54°F | 15.8°C | 67 mm 2.6 in |
| August | 19.1°C 66°F | 11.9°C 53°F | 15.6°C | 80 mm 3.2 in |
| September | 17.2°C 63°F | 10.1°C 50°F | 13.7°C | 67 mm 2.6 in |
| October | 14.0°C 57°F | 7.8°C 46°F | 10.9°C | 103 mm 4.0 in |
| November | 10.8°C 51°F | 5.1°C 41°F | 8.0°C | 91 mm 3.6 in |
| December | 8.8°C 48°F | 3.4°C 38°F | 6.1°C | 88 mm 3.5 in |
| Year | 13.5°C | 6.9°C | 10.3°C | 903 mm |
Where Downpatrick’s numbers come from
Averages over 30 years, not a forecast.
- Mean temperature, rain and day counts: HadUK-Grid 1991–2020 averages for the 2 Met Office 2 km grid squares whose centre lies inside Downpatrick’s settlement.
- 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 Armagh, 38 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 Downpatrick’s climate
How warm does Downpatrick get in summer?
July is the warmest month, with average highs of 19.6°C (67°F). About 2 days a year reach 25°C (77°F), fewer than 95% of UK towns.
How cold does Downpatrick get in winter?
January nights average 2.9°C (37°F). The air drops below freezing on about 24 nights a year, and about under 1 days a year stay below freezing all day.
How much rain does Downpatrick get?
About 903 mm (36 in) a year, more than 70% of UK towns. October is the wettest month (103 mm) and February the driest (55 mm).
How sunny is it?
The nearest Met Office station with a sunshine record, Armagh (38 miles away), averages 1,281 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 Downpatrick. 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 Downpatrick →
Contains public sector information licensed under the Open Government Licence v3.0. Contains HM Land Registry data © Crown copyright and database right 2026. Contains OS data © Crown copyright and database right 2026 (ONS boundaries). Northern Ireland: Source: NISRA; contains Land & Property Services data and Ordnance Survey of Northern Ireland information, © Crown copyright, licensed under the Open Government Licence v3.0. Scotland: contains National Records of Scotland data, Registers of Scotland data and SEPA data, © Crown copyright / © SEPA 2025, licensed under the Open Government Licence v3.0.