Westhill climate — normals and trends
Westhill (United Kingdom) has a temperate oceanic climate (Cfb) under the Köppen-Geiger classification. Its mean annual temperature is 7.7 °C and it receives 887 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 (13.8 °C on average) and the coldest is January (2.3 °C). Rainfall peaks in December.
Westhill averages 62 frost days, 0 hot days (≥ 30 °C) and 177 rainy days per year.
Westhill has warmed by +2.0 °C between 1940 and 2025, or +0.24 °C per decade. This trend is statistically significant.
The number of frost days there went from about 87 to 37 per year over the period.
The hottest day of the period reached 28.9 °C (on 4 August 1975) and the coldest -17.6 °C (on 8 January 1982).
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
WesthillScotland
- coords
- 57.47°, -4.15°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
7.7°C
Average daily high
10.6°C
Average daily low
4.8°C
Annual rainfall
887mm
Sunshine / day
6.6h
Mean relative humidity
82%
Average peak wind
18.0km/h
Seasonal range
11.5°C
Frost days (< 0 °C)
62 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
177 d/yr
Annual snowfall
56.8 cm
Average feels-like high
7.6 °C
Average feels-like low
1.7 °C
Average peak gust
42.1 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
8.4 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.0 °C
since 1940
+0.2 °C per decade · r² = 0.53 · 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
28.9 °C
4 August 1975
Coldest day
-17.6 °C
8 January 1982
Wettest day
48 mm
31 December 1983
Windiest day
54.7 km/h
17 January 1993
Strongest gust
133.9 km/h
12 January 2005
Hottest feels-like
33.1 °C
29 July 1948
Coldest feels-like
-22.1 °C
27 February 1955
Snowiest day
26.2 cm
28 January 1978
Sunniest day
17.1 h
29 June 1940
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 | 4.9 °C | +0.5 °C | 61 mm | -19 mm |
| Feb | 7.0 °C | +1.9 °C | 42 mm | -23 mm |
| Mar | 10.3 °C | +3.0 °C | 58 mm | -11 mm |
| Apr | 14.1 °C | +4.1 °C | 28 mm | -35 mm |
| May | 16.1 °C | +3.0 °C | 46 mm | -25 mm |
| Jun | 17.1 °C | +1.5 °C | 65 mm | -6 mm |
| Jul | 19.8 °C | +2.7 °C | 71 mm | -6 mm |
| Aug | 19.1 °C | +2.4 °C | 51 mm | -30 mm |
| Sep | 15.4 °C | +1.0 °C | 79 mm | +5 mm |
| Oct | 12.2 °C | +1.1 °C | 114 mm | +33 mm |
| Nov | 7.9 °C | +0.7 °C | 89 mm | +16 mm |
| Dec | 7.0 °C | +1.8 °C | 72 mm | -11 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 Westhill?
Westhill has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 7.7 °C and it receives 887 mm of precipitation per year.
What is the hottest day ever recorded in Westhill?
The hottest day measured in Westhill between 1940 and 2025 was 4 August 1975, reaching 28.9 °C.
What is the coldest day in Westhill?
The coldest day measured in Westhill between 1940 and 2025 was 8 January 1982, at -17.6 °C.
Does it snow in Westhill?
Yes. Westhill gets on average 56.8 cm of snow per year and has around 62 frost days.
Has the climate of Westhill warmed?
Yes: Westhill warmed by +2.0 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Westhill?
The wettest day measured in Westhill between 1940 and 2025 was 31 December 1983, with 48 mm of rain in 24 hours.
What was the windiest day in Westhill?
The windiest day measured in Westhill between 1940 and 2025 was 17 January 1993, with winds reaching 54.7 km/h.
What is the warmest month in Westhill?
The warmest month in Westhill is July (13.8 °C on average); the coldest is January (2.3 °C).
How much does it rain in Westhill?
Westhill receives on average 887 mm of precipitation per year, spread over about 177 rainy days.
Is it sunny in Westhill?
Westhill gets on average 6.6 hours of sunshine per day, roughly 2,409 hours per year over 1940-2025.
What is the biggest single-day snowfall in Westhill?
The heaviest 24-hour snowfall measured in Westhill between 1940 and 2025 was 28 January 1978, with 26.2 cm.
Are there tropical nights in Westhill?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Westhill.
What was the most extreme apparent temperature in Westhill?
In Westhill, between 1940 and 2025, the highest apparent temperature reached 33.1 °C on 29 July 1948, and the lowest was -22.1 °C on 27 February 1955.
Compare Westhill with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Westhill