Denbigh climate — normals and trends
Denbigh (United Kingdom) has a temperate oceanic climate (Cfb) under the Köppen-Geiger classification. Its mean annual temperature is 9.5 °C and it receives 853 mm of precipitation per year.
These figures are normals computed over 86 complete calendar years, from 1940 to 2025, using ERA5 reanalysis data from the Copernicus programme.
The warmest month is July (15.4 °C on average) and the coldest is January (4.3 °C). Rainfall peaks in December.
Denbigh averages 29 frost days, 0 hot days (≥ 30 °C) and 164 rainy days per year.
Denbigh has warmed by +1.5 °C between 1940 and 2025, or +0.18 °C per decade. This trend is statistically significant.
The number of frost days there went from about 44 to 14 per year over the period.
The hottest day of the period reached 33.8 °C (on 18 July 2022) and the coldest -16.9 °C (on 12 January 1963).
Data from ERA5 reanalysis (Copernicus Climate Change Service), redistributed under a CC-BY 4.0 licence. Normals are recomputed whenever the archive is updated.
Climate normals · ERA5
DenbighWales
- coords
- 53.18°, -3.42°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
9.5°C
Average daily high
12.3°C
Average daily low
6.8°C
Annual rainfall
853mm
Sunshine / day
7.9h
Mean relative humidity
82%
Average peak wind
20.6km/h
Seasonal range
11.1°C
Frost days (< 0 °C)
29 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
164 d/yr
Annual snowfall
21.1 cm
Average feels-like high
9.6 °C
Average feels-like low
3.8 °C
Average peak gust
44.4 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
10.4 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.5 °C
since 1940
+0.2 °C per decade · r² = 0.41 · p = < 0.001
Trend fitted by linear regression (ordinary least squares) on annual means. A trend is shown only when it is statistically significant (p < 0.05).
A climograph overlays rainfall (bars) and temperature (line): the standard reading in climatology, where you can see at a glance whether the warm season is also the dry one.
Records for the period
Hottest day
33.8 °C
18 July 2022
Coldest day
-16.9 °C
12 January 1963
Wettest day
58 mm
24 September 2012
Windiest day
64.4 km/h
24 December 1997
Strongest gust
135.0 km/h
24 December 1997
Hottest feels-like
33.3 °C
9 August 2003
Coldest feels-like
-20.9 °C
12 January 1963
Snowiest day
16.2 cm
16 January 1955
Sunniest day
16.4 h
29 June 2014
Normals computed over complete calendar years 1940–2025.
A specific year
Pick a year and see how it compares to normal — warmer, drier or more extreme than usual?
Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 6.3 °C | 0.0 °C | 119 mm | +47 mm |
| Feb | 7.6 °C | +0.9 °C | 35 mm | -24 mm |
| Mar | 11.5 °C | +2.7 °C | 19 mm | -45 mm |
| Apr | 15.1 °C | +3.8 °C | 56 mm | -9 mm |
| May | 16.9 °C | +2.4 °C | 34 mm | -37 mm |
| Jun | 19.2 °C | +2.1 °C | 75 mm | +3 mm |
| Jul | 20.0 °C | +1.4 °C | 53 mm | -20 mm |
| Aug | 20.7 °C | +2.3 °C | 30 mm | -48 mm |
| Sep | 16.5 °C | +0.2 °C | 121 mm | +49 mm |
| Oct | 13.3 °C | +0.2 °C | 72 mm | -2 mm |
| Nov | 10.8 °C | +1.5 °C | 134 mm | +57 mm |
| Dec | 9.0 °C | +1.7 °C | 97 mm | +19 mm |
The year's extremes
What was the weather like that day?
Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.
Frequently asked questions
What is the climate of Denbigh?
Denbigh has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 9.5 °C and it receives 853 mm of precipitation per year.
What is the hottest day ever recorded in Denbigh?
The hottest day measured in Denbigh between 1940 and 2025 was 18 July 2022, reaching 33.8 °C.
What is the coldest day in Denbigh?
The coldest day measured in Denbigh between 1940 and 2025 was 12 January 1963, at -16.9 °C.
Does it snow in Denbigh?
Yes. Denbigh gets on average 21.1 cm of snow per year and has around 29 frost days.
Has the climate of Denbigh warmed?
Yes: Denbigh warmed by +1.5 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Denbigh?
The wettest day measured in Denbigh between 1940 and 2025 was 24 September 2012, with 58 mm of rain in 24 hours.
What was the windiest day in Denbigh?
The windiest day measured in Denbigh between 1940 and 2025 was 24 December 1997, with winds reaching 64.4 km/h.
What is the warmest month in Denbigh?
The warmest month in Denbigh is July (15.4 °C on average); the coldest is January (4.3 °C).
How much does it rain in Denbigh?
Denbigh receives on average 853 mm of precipitation per year, spread over about 164 rainy days.
Is it sunny in Denbigh?
Denbigh gets on average 7.9 hours of sunshine per day, roughly 2,884 hours per year over 1940-2025.
What is the biggest single-day snowfall in Denbigh?
The heaviest 24-hour snowfall measured in Denbigh between 1940 and 2025 was 16 January 1955, with 16.2 cm.
Are there tropical nights in Denbigh?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Denbigh.
What was the most extreme apparent temperature in Denbigh?
In Denbigh, between 1940 and 2025, the highest apparent temperature reached 33.3 °C on 9 August 2003, and the lowest was -20.9 °C on 12 January 1963.
Compare Denbigh with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Denbigh