Guise climate — normals and trends
Guise (France) has a temperate oceanic climate (Cfb) under the Köppen-Geiger classification. Its mean annual temperature is 9.9 °C and it receives 821 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 (17.6 °C on average) and the coldest is January (2.4 °C). Rainfall peaks in December.
Guise averages 51 frost days, 3 hot days (≥ 30 °C) and 148 rainy days per year.
Guise has warmed by +1.9 °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 66 to 36 per year over the period.
The hottest day of the period reached 40.5 °C (on 25 July 2019) and the coldest -20.2 °C (on 30 December 1950).
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
GuiseHauts-de-France
- coords
- 49.90°, 3.63°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
9.9°C
Average daily high
13.3°C
Average daily low
6.6°C
Annual rainfall
821mm
Sunshine / day
7.6h
Mean relative humidity
81%
Average peak wind
19.9km/h
Seasonal range
15.2°C
Frost days (< 0 °C)
51 d/yr
Hot days (≥ 30 °C)
3 d/yr
Rainy days (≥ 1 mm)
148 d/yr
Annual snowfall
22.2 cm
Average feels-like high
10.8 °C
Average feels-like low
3.6 °C
Average peak gust
38.1 km/h
Tropical nights (≥ 20 °C)
1 d/yr
Solar radiation
11.0 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.9 °C
since 1940
+0.2 °C per decade · r² = 0.43 · 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
40.5 °C
25 July 2019
Coldest day
-20.2 °C
30 December 1950
Wettest day
72 mm
22 June 2023
Windiest day
56.9 km/h
24 November 1984
Strongest gust
123.1 km/h
24 November 1984
Hottest feels-like
40.6 °C
25 July 2019
Coldest feels-like
-25.4 °C
30 December 1950
Snowiest day
11.3 cm
12 March 2013
Sunniest day
15.9 h
29 June 2019
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 | 5.0 °C | +0.4 °C | 181 mm | +109 mm |
| Feb | 6.8 °C | +0.9 °C | 53 mm | -10 mm |
| Mar | 12.9 °C | +3.3 °C | 17 mm | -50 mm |
| Apr | 17.6 °C | +4.6 °C | 25 mm | -37 mm |
| May | 19.3 °C | +2.5 °C | 54 mm | -18 mm |
| Jun | 24.3 °C | +4.5 °C | 60 mm | -9 mm |
| Jul | 24.2 °C | +2.4 °C | 83 mm | +15 mm |
| Aug | 24.6 °C | +3.0 °C | 31 mm | -36 mm |
| Sep | 19.4 °C | +0.8 °C | 69 mm | +9 mm |
| Oct | 14.5 °C | +0.4 °C | 85 mm | +18 mm |
| Nov | 9.9 °C | +1.3 °C | 81 mm | +5 mm |
| Dec | 8.0 °C | +2.4 °C | 35 mm | -43 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 Guise?
Guise has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 9.9 °C and it receives 821 mm of precipitation per year.
What is the hottest day ever recorded in Guise?
The hottest day measured in Guise between 1940 and 2025 was 25 July 2019, reaching 40.5 °C.
What is the coldest day in Guise?
The coldest day measured in Guise between 1940 and 2025 was 30 December 1950, at -20.2 °C.
Does it snow in Guise?
Yes. Guise gets on average 22.2 cm of snow per year and has around 51 frost days.
Has the climate of Guise warmed?
Yes: Guise warmed by +1.9 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Guise?
The wettest day measured in Guise between 1940 and 2025 was 22 June 2023, with 72 mm of rain in 24 hours.
What was the windiest day in Guise?
The windiest day measured in Guise between 1940 and 2025 was 24 November 1984, with winds reaching 56.9 km/h.
What is the warmest month in Guise?
The warmest month in Guise is July (17.6 °C on average); the coldest is January (2.4 °C).
How much does it rain in Guise?
Guise receives on average 821 mm of precipitation per year, spread over about 148 rainy days.
Is it sunny in Guise?
Guise 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 Guise?
The heaviest 24-hour snowfall measured in Guise between 1940 and 2025 was 12 March 2013, with 11.3 cm.
Are there tropical nights in Guise?
Yes: Guise has on average 1 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Guise?
In Guise, between 1940 and 2025, the highest apparent temperature reached 40.6 °C on 25 July 2019, and the lowest was -25.4 °C on 30 December 1950.
Compare Guise with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Guise