Forfar climate — normals and trends
Forfar (United Kingdom) has a temperate oceanic climate (Cfb) under the Köppen-Geiger classification. Its mean annual temperature is 7.1 °C and it receives 933 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 (13.5 °C on average) and the coldest is January (1.4 °C). Rainfall peaks in October.
Forfar averages 81 frost days, 0 hot days (≥ 30 °C) and 165 rainy days per year.
Forfar has warmed by +1.8 °C between 1940 and 2025, or +0.22 °C per decade. This trend is statistically significant.
The number of frost days there went from about 106 to 56 per year over the period.
The hottest day of the period reached 28.8 °C (on 19 July 2022) and the coldest -18.7 °C (on 27 December 1995).
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
ForfarScotland
- coords
- 56.64°, -2.89°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
7.1°C
Average daily high
10.1°C
Average daily low
4.0°C
Annual rainfall
933mm
Sunshine / day
7.6h
Mean relative humidity
83%
Average peak wind
18.9km/h
Seasonal range
12.1°C
Frost days (< 0 °C)
81 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
165 d/yr
Annual snowfall
98.1 cm
Average feels-like high
7.1 °C
Average feels-like low
0.8 °C
Average peak gust
43.0 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
9.4 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.8 °C
since 1940
+0.2 °C per decade · r² = 0.50 · 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
28.8 °C
19 July 2022
Coldest day
-18.7 °C
27 December 1995
Wettest day
60 mm
19 October 2023
Windiest day
51.7 km/h
31 January 1953
Strongest gust
138.6 km/h
28 January 2002
Hottest feels-like
28.9 °C
19 July 2022
Coldest feels-like
-23.4 °C
27 December 1995
Snowiest day
24.8 cm
18 January 1972
Sunniest day
17.0 h
22 June 2023
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 | 4.3 °C | +0.6 °C | 50 mm | -35 mm |
| Feb | 5.9 °C | +1.5 °C | 75 mm | +9 mm |
| Mar | 9.9 °C | +3.3 °C | 28 mm | -43 mm |
| Apr | 12.8 °C | +3.4 °C | 28 mm | -34 mm |
| May | 16.2 °C | +3.7 °C | 45 mm | -33 mm |
| Jun | 17.0 °C | +1.7 °C | 57 mm | -17 mm |
| Jul | 19.3 °C | +2.4 °C | 99 mm | +14 mm |
| Aug | 19.1 °C | +2.6 °C | 65 mm | -22 mm |
| Sep | 14.8 °C | +0.7 °C | 92 mm | +17 mm |
| Oct | 12.1 °C | +1.4 °C | 118 mm | +28 mm |
| Nov | 7.9 °C | +1.2 °C | 89 mm | +10 mm |
| Dec | 6.7 °C | +2.2 °C | 99 mm | +16 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 Forfar?
Forfar has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 7.1 °C and it receives 933 mm of precipitation per year.
What is the hottest day ever recorded in Forfar?
The hottest day measured in Forfar between 1940 and 2025 was 19 July 2022, reaching 28.8 °C.
What is the coldest day in Forfar?
The coldest day measured in Forfar between 1940 and 2025 was 27 December 1995, at -18.7 °C.
Does it snow in Forfar?
Yes. Forfar gets on average 98.1 cm of snow per year and has around 81 frost days.
Has the climate of Forfar warmed?
Yes: Forfar warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Forfar?
The wettest day measured in Forfar between 1940 and 2025 was 19 October 2023, with 60 mm of rain in 24 hours.
What was the windiest day in Forfar?
The windiest day measured in Forfar between 1940 and 2025 was 31 January 1953, with winds reaching 51.7 km/h.
What is the warmest month in Forfar?
The warmest month in Forfar is July (13.5 °C on average); the coldest is January (1.4 °C).
How much does it rain in Forfar?
Forfar receives on average 933 mm of precipitation per year, spread over about 165 rainy days.
Is it sunny in Forfar?
Forfar gets on average 7.6 hours of sunshine per day, roughly 2,774 hours per year over 1940-2025.
What is the biggest single-day snowfall in Forfar?
The heaviest 24-hour snowfall measured in Forfar between 1940 and 2025 was 18 January 1972, with 24.8 cm.
Are there tropical nights in Forfar?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Forfar.
What was the most extreme apparent temperature in Forfar?
In Forfar, between 1940 and 2025, the highest apparent temperature reached 28.9 °C on 19 July 2022, and the lowest was -23.4 °C on 27 December 1995.
Compare Forfar with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Forfar