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Seaton Delaval weather

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Seaton Delaval weather warnings

Met Office yellow, amber and red warnings for North East England

Checking the Met Office for warnings in force for North East England…

Seaton Delaval weather in numbers

measured normals and 10 years of recorded weather

Seaton Delaval swings 17°C across the year, from 19°C highs in July to 2°C lows in January, and November is usually the wettest month in a year that brings about 694 mm of precipitation. Over 10 years of recorded weather it averages 3 days a year at 25°C or above, 28 frost nights, and rain on 154 days.

Warmest month
July
19°C average high
Coldest month
January
2°C average low
Wettest month
November
694 mm a year
Comfortable
4 months
June, July, August and September
Residents
9,350
share this forecast
Most accurate here
European
88/100 CheckWeather Score
Warm days
3 days
a year at 25°C or above
Frost nights
28 nights
a year below 0°C
Rain days
154 days
a year with 1 mm or more

Day counts are from the ERA5 reanalysis for Seaton Delaval’s grid square, 2016 to 2025, counted the same way for every city so the numbers compare. A reanalysis square is an area, not a weather station, so it is good for counting days and not for a single day’s record.

The weather map: all three models at once

Met Office, European, American side by side around Seaton Delaval and nearby towns.Live rain radar →
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Seaton Delaval hourly forecast: next 14 hours

consensus of the three models

Rain in the next 24 hours, model by model

each model's own hourly precipitation, side by side

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Seaton Delaval 10-day forecast, out to 14 days

where the models agree, and where they split

Seaton Delaval, England is at its warmest in Jul (average highs near 19°C) and coldest in Jan (lows around 2°C), with roughly 694 mm of precipitation across the year. Below, compare what Met Office, European, American forecast for Seaton Delaval right now, and see exactly where they disagree.

We grade every model against the weather that actually happened, so you can see which forecast model is most accurate in United Kingdom before you trust any single number.

Seaton Delaval climate by month

average daytime high and overnight low across a typical year (1991-2020)
Jan
7°
2°
Feb
8°
2°
Mar
8°
2°
Apr
11°
5°
May
15°
7°
Jun
17°
9°
Jul
19°
12°
Aug
19°
12°
Sep
16°
10°
Oct
13°
7°
Nov
9°
4°
Dec
7°
2°

Source: 1991-2020 averages, ERA5 for this place adjusted with NASA POWER.

How the weather around Seaton Delaval has changed since 1995

Seaton Delaval sits in the same roughly 50 km square of NASA's reanalysis as Sunderland. That square ran 0.3°C warmer in 2015-2024 than in 1995-2004. See the full 30-year picture on the Sunderland page.

Which forecast is most accurate in Seaton Delaval?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
88
/100rank #1
94±0.4°C96±1.3 mph7687% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
88
/100rank #2
89±0.6°C93±2.2 mph8290% hitNOAA / NCEP (United States)College Park, Maryland, USA
Met Office logo
Met Office
79
/100rank #3
92±0.4°C96±1.2 mph5374% hitMet Office (United Kingdom)Exeter, United Kingdom

The CheckWeather Score blends temperature, wind and rain accuracy, each measured against ERA5 (the recorded weather) over the last 30 days across 1950 cities. Lower error means a higher score. See which forecast model is most accurate in United Kingdom, how we measure forecast accuracy, or which model each weather app uses.

What do you think of the forecasts?

your vote counts

The accuracy above is the measured record. This is your opinion: which forecast service do you trust most in United Kingdom? Give each 1 to 5 stars.

Met OfficeUKMO model
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EuropeanECMWF
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AmericanNOAA GFS
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One vote per service. Anonymous: we store no personal data, only a one-way hash of your connection for a day to stop double votes.

Common questions

What's the weather in Seaton Delaval today?
On this page we show what Met Office, European, American each forecast for Seaton Delaval today, side by side and updated live. When all three agree the forecast is reliable; when they split, we flag it so you know the day is genuinely less certain.
Will it rain in Seaton Delaval today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from Met Office, European, American for Seaton Delaval and flag the days where the models disagree on whether showers actually arrive, which is exactly when a single app can catch you out.
Which forecast is most accurate for Seaton Delaval?
Over the last 30 days, the European model has been the most accurate for Seaton Delaval (CheckWeather Score 88/100), ahead of the American at 88. We grade every model against the recorded weather. See the UK accuracy scoreboard for the full method.
What is the warmest month in Seaton Delaval?
July is typically the warmest month in Seaton Delaval, with average highs around 19°C.
How cold does Seaton Delaval get?
The coldest month in Seaton Delaval is January, when overnight lows average about 2°C.
How much rain does Seaton Delaval get?
Seaton Delaval sees roughly 694 mm of precipitation a year, with November usually the wettest month.

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