🇬🇧 Weather in Colchester
Map Overlays:
Hourly Forecast for Colchester
03:00
10°
28%
04:00
10°
14%
05:00
10°
14%
06:00
10°
15%
07:00
9°
23%
08:00
10°
30%
09:00
12°
26%
10:00
14°
20%
11:00
15°
5%
12:00
17°
8%
13:00
18°
10%
14:00
18°
12%
15:00
19°
8%
16:00
19°
12%
17:00
18°
14%
18:00
17°
16%
19:00
16°
19%
20:00
15°
16%
21:00
14°
22%
22:00
14°
22%
23:00
14°
22%
00:00
14°
14%
01:00
13°
21%
02:00
13°
24%
14-Day Forecast for Colchester
2026-10-14
Overcast
19° /
9°
2026-10-15
Overcast
21° /
13°
2026-10-16
Sunny
14° /
9°
2026-10-17
Patchy rain nearby
13° /
8°
2026-10-18
Patchy rain nearby
15° /
10°
2026-10-19
Partly Cloudy
16° /
12°
2026-10-20
Sunny
14° /
11°
Additional Forecasts for Colchester
Air Quality
💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 164.0 μg/m³
O₃ (Ozone) 43.0 μg/m³
NO₂ (Nitrogen Dioxide) 8.7 μg/m³
SO₂ (Sulphur Dioxide) 0.9 μg/m³
PM2.5 (Fine particles) 6.2 μg/m³
PM10 (Coarse particles) 11.8 μg/m³
Historical Weather
Weather Forecasts for Other Cities in United Kingdom
Weather in Colchester — FAQ
Answers refreshed each request based on current conditions in Colchester.
What is the weather like right now in Colchester?
Right now in Colchester, United Kingdom the temperature is 11.0°C (feels like 9.3°C), with clear. Relative humidity is 85% and wind is 10.4 km/h.
What is today's high and low temperature in Colchester?
Today's forecast high in Colchester is 19.2°C and the overnight low is 9.4°C. The diurnal range — high minus low — depends on cloud cover; clear days swing more than overcast ones.
Will it rain in Colchester today?
The chance of precipitation in Colchester today is 15%. Forecast accuracy is highest within the next 6 hours and decreases steadily out to 14 days.
How often does the weather here update?
Current observations refresh every 15-60 minutes from the nearest monitoring stations operated by national meteorological agencies. The hourly forecast updates approximately every hour; the 7- and 14-day outlook is recomputed several times per day.
What does 'feels like' temperature mean?
Feels-like (apparent) temperature accounts for humidity, wind chill and direct sunshine — variables that change how the human body perceives heat or cold. On hot, humid days it can be 3-7°C above the actual reading; on cold windy days it can be 5-15°C below.
Why does the temperature in Colchester differ from nearby cities?
Even short distances can change temperatures noticeably. Colchester's reading reflects altitude, proximity to large bodies of water, urban heat island effects, and the exact location of the monitoring stations supplying the data. Coastal cities are typically milder and more humid than inland equivalents.