Julianadorp climate — normals and trends
Julianadorp (The Netherlands) has a temperate oceanic climate (Cfb) under the Köppen-Geiger classification. Its mean annual temperature is 10.3 °C and it receives 835 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 August (17.1 °C on average) and the coldest is February (4.0 °C). Rainfall peaks in November.
Julianadorp averages 12 frost days, 0 hot days (≥ 30 °C) and 153 rainy days per year.
Julianadorp 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 20 to 4 per year over the period.
The hottest day of the period reached 26.5 °C (on 26 July 2019) and the coldest -8.6 °C (on 22 January 1940).
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
JulianadorpNorth Holland
- coords
- 52.89°, 4.74°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
10.3°C
Average daily high
11.3°C
Average daily low
9.4°C
Annual rainfall
835mm
Sunshine / day
8.3h
Mean relative humidity
81%
Average peak wind
35.0km/h
Seasonal range
13.1°C
Frost days (< 0 °C)
12 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
153 d/yr
Annual snowfall
14.0 cm
Average feels-like high
7.6 °C
Average feels-like low
4.2 °C
Average peak gust
47.4 km/h
Tropical nights (≥ 20 °C)
1 d/yr
Solar radiation
11.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.9 °C
since 1940
+0.2 °C per decade · r² = 0.44 · 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
26.5 °C
26 July 2019
Coldest day
-8.6 °C
22 January 1940
Wettest day
57 mm
14 July 2011
Windiest day
92.0 km/h
1 February 1953
Strongest gust
142.6 km/h
25 January 1990
Hottest feels-like
29.2 °C
4 August 1994
Coldest feels-like
-19.4 °C
14 January 1987
Snowiest day
15.4 cm
25 February 1958
Sunniest day
16.1 h
24 June 2024
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 | 6.5 °C | +0.9 °C | 69 mm | -1 mm |
| Feb | 5.3 °C | +0.3 °C | 40 mm | -13 mm |
| Mar | 7.9 °C | +1.6 °C | 6 mm | -45 mm |
| Apr | 11.0 °C | +2.4 °C | 10 mm | -31 mm |
| May | 13.6 °C | +1.8 °C | 41 mm | -5 mm |
| Jun | 17.6 °C | +2.7 °C | 61 mm | +10 mm |
| Jul | 19.2 °C | +2.0 °C | 61 mm | -8 mm |
| Aug | 19.2 °C | +1.2 °C | 45 mm | -39 mm |
| Sep | 17.7 °C | +1.1 °C | 133 mm | +43 mm |
| Oct | 14.2 °C | +0.5 °C | 142 mm | +46 mm |
| Nov | 10.8 °C | +0.8 °C | 118 mm | +17 mm |
| Dec | 8.5 °C | +1.1 °C | 38 mm | -46 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 Julianadorp?
Julianadorp has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 10.3 °C and it receives 835 mm of precipitation per year.
What is the hottest day ever recorded in Julianadorp?
The hottest day measured in Julianadorp between 1940 and 2025 was 26 July 2019, reaching 26.5 °C.
What is the coldest day in Julianadorp?
The coldest day measured in Julianadorp between 1940 and 2025 was 22 January 1940, at -8.6 °C.
Does it snow in Julianadorp?
Yes. Julianadorp gets on average 14.0 cm of snow per year and has around 12 frost days.
Has the climate of Julianadorp warmed?
Yes: Julianadorp warmed by +1.9 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Julianadorp?
The wettest day measured in Julianadorp between 1940 and 2025 was 14 July 2011, with 57 mm of rain in 24 hours.
What was the windiest day in Julianadorp?
The windiest day measured in Julianadorp between 1940 and 2025 was 1 February 1953, with winds reaching 92.0 km/h.
What is the warmest month in Julianadorp?
The warmest month in Julianadorp is August (17.1 °C on average); the coldest is February (4.0 °C).
How much does it rain in Julianadorp?
Julianadorp receives on average 835 mm of precipitation per year, spread over about 153 rainy days.
Is it sunny in Julianadorp?
Julianadorp gets on average 8.3 hours of sunshine per day, roughly 3,030 hours per year over 1940-2025.
What is the biggest single-day snowfall in Julianadorp?
The heaviest 24-hour snowfall measured in Julianadorp between 1940 and 2025 was 25 February 1958, with 15.4 cm.
Are there tropical nights in Julianadorp?
Yes: Julianadorp has on average 1 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Julianadorp?
In Julianadorp, between 1940 and 2025, the highest apparent temperature reached 29.2 °C on 4 August 1994, and the lowest was -19.4 °C on 14 January 1987.
Compare Julianadorp with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Julianadorp