River Thames Climate and Average Weather
Climate of River Thames: average temperatures, rainfall and seasons month by month.
Climate in River Thames 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° | 3,5 in | ★★★☆☆ |
| February | 50° | 41° | 3,3 in | ★★★☆☆ |
| March | 54° | 41° | 1,6 in | ★★★★☆ |
| April | 61° | 45° | 1,3 in | ★★★★☆ |
| May | 68° | 51° | 1,8 in | ★★★★☆ |
| June | 73° | 56° | 2,0 in | ★★★★★ |
| July | 76° | 60° | 2,2 in | ★★★★☆ |
| August | 74° | 58° | 1,0 in | ★★★★★ |
| September | 69° | 54° | 3,8 in | ★★★★☆ |
| October | 61° | 49° | 3,1 in | ★★★★☆ |
| November | 52° | 43° | 3,0 in | ★★★☆☆ |
| December | 49° | 42° | 2,5 in | ★★★☆☆ |
Climate type: Temperate. Source: Open-Meteo archive (ERA5).
Recent extremes in River Thames
Highest and lowest readings observed in the last 3 years of reanalysis data - not all-time records.
How River Thames compares with nearby places
Annual averages, and the difference against River Thames.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| London | 0 mi | 54°F | about the same | 29 in |
| Big Ben and the Houses of Parliament | 0 mi | 54°F | about the same | 29 in |
| Soho | 1 mi | 54°F | about the same | 29 in |
| Westminster | 1 mi | 54°F | about the same | 29 in |
| British Museum | 1 mi | 54°F | about the same | 29 in |
Best time to visit River Thames
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.
What this means for River Thames
Today is about average for August. The forecast high of 75°F is in line with the 74°F typical for this month.
Rain is very unlikely today - plans do not need a backup.
No weather-related travel disruption is expected today. Roads and airports should run normally.
Northern Hemisphere, so peak summer falls in June to August.
The gap between the warmest and coldest month averages 60°F.
What to pack, what to skip
- Sunglasses, a brimmed hat and SPF 30+
- A packable rain shell - 4 of the next 7 days carry a real chance of rain
- If your dates are flexible, avoid January, February and December - historically the least comfortable months here.
Summary
River Thames is a river in Greater London. River Thames is a river known as the river through London.
Right now it is 61°F (16°C) in River Thames with clear. It feels like 60°F. Today runs from 59°F to 75°F. Chance of precipitation is 0%. Sightseeing conditions score 9.8/10 - excellent - go now.
The best time to visit River Thames 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 14 mi away. Nearby highlights include Big Ben and the Houses of Parliament, British Museum, Tower of London and Stonehenge, Avebury and Associated Sites.
In plain terms. Today is about average for August. The forecast high of 75°F is in line with the 74°F typical for this month. The best window to be outside is roughly 12 PM to 3 PM, when temperature, rain chance and wind line up best. sightseeing is the strongest bet in River Thames today at 9.8/10. 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.
Quick facts about River Thames
| Type | River |
|---|---|
| County | Greater London |
| Country | United Kingdom |
| Continent | Europe |
| Coordinates | 51°30′26.6″N 0°7′40.1″W (51.5074, -0.1278) |
| Length | 215 mi |
| Known for | the river through London |
| Local time | 6:33 PM (UTC+01:00) |
| Best months | May, June, July and August |
| Climate | Temperate |
Weather map for River Thames
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.
Explore River Thames
Every topic we hold for this place, and the same topic for the places around it.
Climate for related places
Frequently asked questions
Where is River Thames?
River Thames is a river in Greater London. Its coordinates are 51.5074, -0.1278. It lies in Europe.
What is the weather like in River Thames right now?
It is currently 61°F (16°C) with clear. Humidity is 69% and wind is 3 mph.
When is the best time to visit River Thames?
May, June, July and August offer the most comfortable conditions in River Thames, which has a temperate climate. January, February and December are usually the hardest months for outdoor plans.
What time zone is River Thames in?
River Thames observes Europe/London (UTC+01:00). The local time is 6:33 PM.
What is the nearest airport to River Thames?
The closest airports are London Heathrow Airport (LHR), 14 mi away, London Gatwick Airport (LGW), 25 mi away and Paris Charles de Gaulle Airport (CDG), 209 mi away.
What are the top things to do in River Thames?
Popular options include Big Ben and the Houses of Parliament, British Museum, Tower of London, Stonehenge, Avebury and Associated Sites, Stonehenge and Snowdonia National Park.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (rivers) - 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 23, 2026 at 6:33 PM local time. Live blocks refresh every 15 minutes; climate averages monthly.
