Weather for 43140 — London, OH
Conditions and forecast for the exact centre of ZIP code 43140 (39.900, -83.444), not a nearby airport.
67°
Light rain
- Feels like:
- 67°
- Humidity:
- 93%
- Wind:
- 15 mph
- Dew point:
- 64°
Source updated: 12:59:31 PM · WeatherSignal checked: 12:59:31 PM
Next 12 hours in 43140
1 PM
63°
0%
2 PM
59°
0%
3 PM
58°
0%
4 PM
58°
0%
5 PM
58°
0%
6 PM
57°
0%
7 PM
54°
0%
8 PM
53°
0%
9 PM
53°
0%
10 PM
53°
0%
11 PM
53°
0%
12 AM
53°
0%
7 day forecast for 43140
Today
67° / 53°
0% rain · 17 mph wind
Saturday, Oct 17
53° / 40°
0% rain · 17 mph wind
Sunday, Oct 18
59° / 36°
0% rain · 5 mph wind
Monday, Oct 19
62° / 38°
0% rain · 5 mph wind
Tuesday, Oct 20
66° / 41°
0% rain · 7 mph wind
Wednesday, Oct 21
63° / 44°
0% rain · 9 mph wind
Thursday, Oct 22
64° / 44°
0% rain · 7 mph wind
About ZIP code 43140
43140 covers London in Ohio. Forecasts on this page are generated for the coordinates at the centre of the ZIP code, so small differences from a nearby city forecast are expected and usually correct.
Closest cities with full forecast pages: Columbus (24 mi), Dayton (41 mi), Cincinnati (79 mi), Fort Wayne (121 mi).
Nearby ZIP codes
Severe weather warnings are issued by the National Weather Service for counties and polygons that may not line up with ZIP code boundaries. Always follow official warnings for your exact address.
Planning your week in London 43140, Ohio
- The warmest afternoon ahead is today, reaching about 67°F.
- The coldest night ahead dips to about 36°F.
- This is a dry stretch — most days show rain chances under 20%, good for outdoor plans.
- The breeziest day looks like today, with sustained wind near 17 mph.
Common questions about London 43140, Ohio weather
- How accurate is the London 43140, Ohio forecast?
- The next 48 hours are usually reliable on temperature and sky cover, with timing that can shift by an hour or two. Days three and four are dependable for the overall pattern. Beyond that, treat the numbers as a planning direction rather than a promise — we label confidence on every day so you can judge for yourself.
- What is the best day this week in London 43140, Ohio?
- No day in the current outlook has a rain chance above 40%, so conditions look favorable for outdoor plans across the week.
- Where does this forecast come from?
- Forecast values come from national weather model data, and official warnings come from the National Weather Service. We show the source and the last-updated time on every page, and we never invent a number the source did not publish — missing measurements are hidden, not guessed.
- How often is this page updated?
- The forecast refreshes whenever the source model publishes new data, typically several times a day. The freshness note near the top of the page shows exactly when the numbers you are looking at were issued.
More weather for London 43140, Ohio
- Current weather in London 43140, Ohio
- London 43140, Ohio hourly forecast
- London 43140, Ohio weather tomorrow
- London 43140, Ohio weekend weather
- London 43140, Ohio weather radar
- London 43140, Ohio severe weather alerts
- Best time to go outside in London 43140, Ohio
- What happened overnight in London 43140, Ohio
- How accurate is the London 43140, Ohio forecast?
- London 43140, Ohio monthly weather averages
Weather in nearby cities
- Columbus, OH weather · about 24 miles away
- Dayton, OH weather · about 41 miles away
- Cincinnati, OH weather · about 79 miles away
- Fort Wayne, IN weather · about 121 miles away
- Toledo, OH weather · about 122 miles away
- Akron, OH weather · about 130 miles away