Greenwich Weather Forecast
Greenwich weather: 56°F, mainly clear. Hourly forecast, 14-day outlook, UV, air quality and the best time to visit.
Summary
Greenwich is a district in London. Greenwich is a district known for the Prime Meridian and maritime museum.
Right now it is 56°F (14°C) in Greenwich with mainly clear. It feels like 52°F. Today runs from 56°F to 70°F. Chance of precipitation is 39%. Sightseeing conditions score 8.3/10 - good conditions.
The best time to visit Greenwich is May, June, July and August. The climate is temperate. January, February and December tend to be the least comfortable months. July is the warmest month with average highs near 76°F, while January is the coldest with lows near 36°F.
The closest major airport is London Heathrow Airport (LHR), about 19 mi away. Nearby highlights include Tower of London, Big Ben and the Houses of Parliament, River Thames and British Museum.
In plain terms. Today is slightly cooler than average for August. The forecast high of 70°F is 4.3°F below the 74°F typical for this month. The best window to be outside is roughly 3 PM to 6 PM, when temperature, rain chance and wind line up best. fishing is the strongest bet in Greenwich today at 9.2/10. No weather-related travel disruption is expected today. Roads and airports should run normally.
Compiled from this page's own data: atlas facts plus live Open-Meteo readings.
Weather in Greenwich right now
Source: Open-Meteo. Updated 5:47 AM, Aug 22 local time.
Next 24 hours
Hour-by-hour temperature, precipitation chance and wind.
16-day forecast for Greenwich
Daily highs and lows, precipitation and UV.
| Day | Conditions | High / Low | Precip | Wind | UV |
|---|---|---|---|---|---|
| Sat, Aug 22 | ☁️ Overcast | 70° / 56° | 39% | 9 mph | 4 |
| Sun, Aug 23 | ☁️ Overcast | 73° / 60° | 0% | 10 mph | 4 |
| Mon, Aug 24 | ☁️ Overcast | 71° / 59° | 4% | 15 mph | 6 |
| Tue, Aug 25 | 🌦️ Drizzle | 70° / 63° | 22% · 0,2 in | 9 mph | 4 |
| Wed, Aug 26 | 🌧️ Heavy drizzle | 78° / 62° | 39% · 0,0 in | 10 mph | 4 |
| Thu, Aug 27 | 🌧️ Heavy drizzle | 75° / 65° | 71% · 0,1 in | 9 mph | 3 |
| Fri, Aug 28 | 🌦️ Light drizzle | 70° / 60° | 80% · 0,1 in | 10 mph | 4 |
| Sat, Aug 29 | 🌧️ Heavy drizzle | 68° / 58° | 47% · 0,4 in | 13 mph | 4 |
| Sun, Aug 30 | 🌦️ Light drizzle | 69° / 58° | 55% · 0,0 in | 9 mph | 4 |
| Mon, Aug 31 | ☁️ Overcast | 70° / 56° | 35% | 3 mph | 4 |
| Tue, Sep 1 | 🌦️ Light drizzle | 71° / 60° | 37% · 0,1 in | 4 mph | 5 |
| Wed, Sep 2 | 🌦️ Light drizzle | 71° / 58° | 29% · 0,0 in | 7 mph | 5 |
| Thu, Sep 3 | 🌦️ Light drizzle | 69° / 56° | 31% · 0,0 in | 5 mph | 3 |
| Fri, Sep 4 | 🌦️ Light drizzle | 73° / 57° | 32% · 0,0 in | 10 mph | 4 |
| Sat, Sep 5 | ☀️ Clear sky | -- / -- | — | -- | 4 |
| Sun, Sep 6 | ☀️ Clear sky | -- / -- | — | -- | — |
Climate in Greenwich month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Month | Avg high | Avg low | Rainfall | Rating |
|---|---|---|---|---|
| January | 45° | 36° | 3,4 in | ★★★☆☆ |
| February | 50° | 41° | 3,1 in | ★★★☆☆ |
| March | 55° | 41° | 1,5 in | ★★★★☆ |
| April | 61° | 45° | 1,4 in | ★★★★☆ |
| May | 68° | 51° | 1,7 in | ★★★★☆ |
| June | 73° | 56° | 2,3 in | ★★★★☆ |
| July | 76° | 60° | 2,0 in | ★★★★★ |
| August | 74° | 58° | 0,8 in | ★★★★★ |
| September | 69° | 55° | 3,3 in | ★★★★☆ |
| October | 61° | 49° | 3,1 in | ★★★★☆ |
| November | 52° | 43° | 3,1 in | ★★★☆☆ |
| December | 49° | 42° | 2,4 in | ★★★☆☆ |
Climate type: Temperate. Source: Open-Meteo archive (ERA5).
Weather map for Greenwich
Animated model layers. Pick a layer to load it.
Animated layers by Windy. For pin-level detail and nearby places, see the interactive map below.
Air quality and pollen in Greenwich
Pollen today
Pollen is modelled for Europe only; other regions show no values.
Air quality: Open-Meteo (CAMS). US AQI scale.
Sun, twilight and moon
Golden and blue hour are the standard photographic approximation around sunrise and sunset.
Best time to visit Greenwich
Go in May, June, July and August. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: January, February and December - expect the least comfortable mix of heat, cold or rain.
Explore Greenwich
Every topic we hold for this place, and the same topic for the places around it.
Weather for related places
Frequently asked questions
Where is Greenwich?
Greenwich is a district in London. Its coordinates are 51.4826, -0.0077. It lies in Europe.
What is the weather like in Greenwich right now?
It is currently 56°F (14°C) with mainly clear. Humidity is 73% and wind is 8 mph.
When is the best time to visit Greenwich?
May, June, July and August offer the most comfortable conditions in Greenwich, which has a temperate climate. January, February and December are usually the hardest months for outdoor plans.
What time zone is Greenwich in?
Greenwich observes Europe/London (UTC+01:00). The local time is 5:47 AM.
What is the nearest airport to Greenwich?
The closest airports are London Heathrow Airport (LHR), 19 mi away, London Gatwick Airport (LGW), 24 mi away and Paris Charles de Gaulle Airport (CDG), 205 mi away.
What are the top things to do in Greenwich?
Popular options include Tower of London, Big Ben and the Houses of Parliament, River Thames, British Museum, Stonehenge and Stonehenge, Avebury and Associated Sites.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (districts) - coordinates, hierarchy and facts. |
|---|---|
| Forecast and observations | Open-Meteo (ECMWF and national models). |
| Air quality and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Climate averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated August 22, 2026 at 5:47 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
