Greenwich, United Kingdom Weather

  1. Greenwich, United Kingdom Weather
  2. Current conditions
  3. Weather forecast
  4. Averages and extremes
  5. Yesterday's Data
  6. Temperature and possibility of rain in Greenwich over the next 12 hours
  7. Temperature and possibility of rain in Greenwich in the coming days
  8. Rainfall in Greenwich in the coming days
  9. Greenwich Weather Summary
  10. Weather averages by month
  11. Greenwich's weather
  12. Frequently asked questions
  13. Comments
Greenwich, Weather
(Photo by Viktor Forgacs on Unsplash)

Current conditions

Updated:
28°C
82.4°F
°C °F

Condition: Mainly Clear

Pressure: 1,024 hPa

Feel like: 27 °C

Temperature: 28°C

Cloud: 38%

Humidity: 46%

Wind: E - 19 km/h

Visibility: 24.28 km

Weather forecast

Mon
22 Jun
20°C / 36°C
Slight Thunderstorm
Tue
23 Jun
24°C / 33°C
Slight Thunderstorm
Wed
24 Jun
22°C / 30°C
Slight Thunderstorm
Thu
25 Jun
22°C / 28°C
Moderate Drizzle
Fri
26 Jun
20°C / 27°C
Moderate Drizzle
Hourly forecast today:
16:00 PM
15° / 28°
15° / 28°
Mainly Clear
46% 39 km/h
17:00 PM
15° / 27°
15° / 27°
Mainly Clear
49% 38 km/h
18:00 PM
16° / 25°
16° / 25°
Clear Sky
55% 33 km/h
19:00 PM
16° / 24°
16° / 24°
Clear Sky
60% 30 km/h
20:00 PM
16° / 23°
16° / 23°
Overcast
64% 27 km/h
21:00 PM
16° / 22°
16° / 22°
Overcast
70% 24 km/h
22:00 PM
16° / 21°
16° / 21°
Overcast
76% 28 km/h
23:00 PM
16° / 20°
16° / 20°
Overcast
79% 23 km/h
00:00 AM
16° / 19°
16° / 19°
Overcast
81% 20 km/h
01:00 AM
16° / 19°
16° / 19°
Clear Sky
82% 21 km/h
02:00 AM
16° / 19°
16° / 19°
Clear Sky
83% 21 km/h

30 Day Averages and Extremes

  • Average high 21.93°C
  • Average low 14.87°C
  • Hottest day 36°C (22 June 2026)
  • Coldest day 0°C (04 July 2026)
  • Average humidity 60.93%
  • Days with precipitation 22 days
  • Highest precipitation 57 mm (07 June 2026)

Yesterday's Data

  • Max: 29°C
  • Min: 21°C
  • Total Precipitation: 0 mm

Temperature and possibility of rain in Greenwich over the next 12 hours

Temperature and possibility of rain in Greenwich in the coming days

Rainfall in Greenwich in the coming days

Greenwich Climate Summary

Greenwich features a Marine west coast, warm summer (Köppen classification: Cfb), with an average annual temperature of 12.02ºC (53.64ºF), which is about 1.27% higher than the national average for United Kingdom. Annually, the city experiences approximately 44.87 millimeters (1.77 inches) of rainfall, spread across 109.83 rainy days, accounting for 30.09% of the year.

Longitude 51.4933675
Latitude 0.0098214
Yearly high temperature 14.46ºC (58.03ºF)
Yearly low temperature 7.63ºC (45.73ºF)
Hottest month July 22.65ºC (72.77ºF)
Coldest month December 3.61ºC (38.5ºF)
Yearly precip 44.87mm (1.77in)
Days with rainfall 109.83 days (30.09%)
Driest month April (76.12%)
Wettest month June (76.2%)

Weather averages by month

Month High / Low (°C) Rain
January 6.77° / 2.25° 9.82 days
February 7.69° / 2.71° 9.09 days
March 10.61° / 3.65° 7.0 days
April 14.22° / 5.57° 7.64 days
May 16.87° / 8.16° 9.64 days
June 19.91° / 11.03° 11.0 days
July 22.65° / 13.71° 11.55 days
August 22.05° / 14.01° 10.18 days
September 19.42° / 11.72° 6.55 days
October 15.12° / 9.31° 9.18 days
November 10.51° / 5.8° 9.0 days
December 7.76° / 3.61° 9.18 days

Greenwich's weather

Frequently asked questions

1. What is the hottest month in Greenwich?

July has the highest average monthly temperature (daily mean of 22.65ºC) and December are the coolest (daily mean of 3.61ºC).

2. What should I wear in Greenwich today?

For today's very hot weather in Greenwich, with the high temperatures above 27ºC (80.6ºF), consider wearing:
- Breathable shorts or skirts
- Sunscreen for skin protection
- Wide-brimmed sun hat
- Thin, moisture-wicking socks

Temperature

Early
17°C / 21°C
Morning
16°C / 24°C
Afternoon
15°C / 29°C
Evening
16°C / 22°C

Air quality

Good

Satisfactory air quality, minimal pollution, low risk

  • CO2 450
  • CO 136
  • NH3 1
  • NO2 6
  • O3 105
  • PM10 7
  • PM25 5
  • SO2 1
  • CH4 1,393

Sunrise / Sunset

03:43
20:21