Less rain falls on School Green than on 90% of UK towns: 614 mm (24 in) a year
The warmest part of a July day comes in at 22.9°C (73°F) on average. By July afternoons alone, it runs hotter than 89% of UK towns. From frosty January to warm July, readings climb 22°C. For walks and days out, the stretch from June to September brings highs of 19–23°C.
Met Office 1991–2020 averages for the town itself.
A year in School Green at a glance
Each month’s typical high and low, in °C.
What a year in School Green feels like
Typical highs and lows by season and by month, from the Met Office’s 1991–2020 averages.
About 614 mm of rain a year
October is the wettest month and March the driest. About 14 days a year bring 10 mm (0.4 in) or more.
Rain by month
Millimetres
43 air frosts and 18 days of 25°C a year
On about 43 nights a year the air drops below freezing, and on about 1 days it stays below freezing all day. About 18 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 Cambridge NIAB
Cambridge NIAB is 25 miles north-west of School Green, 26 m (85 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 |
|---|---|---|---|---|
| January | 7.7°C | 1.9°C | 49 mm | 9.0 |
| February | 8.3°C | 1.8°C | 36 mm | 8.7 |
| March | 11.0°C | 3.1°C | 33 mm | 5.2 |
| April | 14.1°C | 4.7°C | 38 mm | 2.6 |
| May | 17.4°C | 7.4°C | 43 mm | 0.6 |
| June | 20.4°C | 10.5°C | 49 mm | 0.0 |
| July | 23.1°C | 12.6°C | 48 mm | 0.0 |
| August | 22.9°C | 12.6°C | 56 mm | 0.0 |
| September | 19.6°C | 10.5°C | 51 mm | 0.0 |
| October | 15.1°C | 7.9°C | 59 mm | 0.7 |
| November | 10.7°C | 4.5°C | 53 mm | 3.7 |
| December | 8.0°C | 2.2°C | 50 mm | 9.2 |
| Year | 14.9°C | 6.6°C | 563 mm | 40 |
Met Office historic station data, Cambridge NIAB, 1991–2020 months averaged (a month needs 20 of the 30 years; estimated values counted, missing months left out). Sunshine: Campbell-Stokes recorder.
How School Green 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 Essex 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 |
|---|---|---|---|
| School Green | 22.9°C | 1.6°C | 614 mm |
| Great Bardfield 2.5 mi | 22.7°C about the same | 1.6°C about the same | 638 mm |
| Sible Hedingham 4.2 mi | 23.1°C about the same | 1.8°C about the same | 614 mm |
| Great Yeldham 4.6 mi | 22.4°C about the same | 1.7°C about the same | 608 mm |
| Castle Hedingham 4.8 mi | 22.8°C about the same | 1.8°C about the same | 595 mm |
| Gosfield 4.9 mi | 23.1°C about the same | 1.8°C about the same | 625 mm |
| Steeple Bumpstead 5.7 mi | 22.6°C about the same | 1.3°C about the same | 621 mm |
School Green 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 | 7.3°C 45°F | 1.6°C 35°F | 4.5°C | 56 mm 2.2 in |
| February | 7.9°C 46°F | 1.3°C 34°F | 4.6°C | 43 mm 1.7 in |
| March | 10.7°C 51°F | 3.0°C 37°F | 6.8°C | 39 mm 1.5 in |
| April | 14.0°C 57°F | 4.5°C 40°F | 9.2°C | 39 mm 1.5 in |
| May | 17.3°C 63°F | 7.3°C 45°F | 12.3°C | 44 mm 1.7 in |
| June | 20.2°C 68°F | 10.0°C 50°F | 15.1°C | 53 mm 2.1 in |
| July | 22.9°C 73°F | 12.2°C 54°F | 17.5°C | 51 mm 2.0 in |
| August | 22.6°C 73°F | 12.3°C 54°F | 17.5°C | 59 mm 2.3 in |
| September | 19.2°C 67°F | 10.1°C 50°F | 14.6°C | 50 mm 2.0 in |
| October | 14.9°C 59°F | 7.6°C 46°F | 11.3°C | 63 mm 2.5 in |
| November | 10.5°C 51°F | 4.2°C 40°F | 7.4°C | 61 mm 2.4 in |
| December | 7.8°C 46°F | 2.0°C 36°F | 4.9°C | 56 mm 2.2 in |
| Year | 14.6°C | 6.3°C | 10.5°C | 614 mm |
Where School Green’s numbers come from
Averages over 30 years, not a forecast.
- Mean temperature, rain and day counts: HadUK-Grid 1991–2020 averages for the Met Office 2 km grid square nearest School Green’s centre (the town is smaller than one square).
- 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 Cambridge NIAB, 25 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 School Green’s climate
How warm does School Green get in summer?
July is the warmest month, with average highs of 22.9°C (73°F). About 18 days a year reach 25°C (77°F), more than 82% of UK towns.
How cold does School Green get in winter?
February nights average 1.3°C (34°F). The air drops below freezing on about 43 nights a year, and about 1 days a year stay below freezing all day.
How much rain does School Green get?
About 614 mm (24 in) a year, less than 90% of UK towns. October is the wettest month (63 mm) and March the driest (39 mm).
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 School Green. 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 School Green →
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