The climate of Castellón de la Plana (and of the nearby city of Villarreal) is
The city is the capital of the province of the same name and is located a few kilometers from the Spanish east coast, in the Valencian Community.
of the coldest month (January) is of 11 °C (52 °F), that of the warmest month (August) is of 26 °C (79 °F).
amounts to 470 millimeters (18.5 inches) per year: it is therefore quite scarce. In particular, the winter is quite dry. In autumn, however, sometimes there can be abundant rains concentrated in a short time.
, from December to February, is mild. There are sunny periods alternating with rainy periods (which, however, are quite rare).
brought by air masses from Eastern Europe, though the effects are not very evident. Not by chance, snow is extremely rare (the last snowfall with accumulation occurred in February 1954). In the inland areas of the province, however, snowfalls are more frequent.
On the coldest nights of the year, the temperature typically drops to 0/2 °C (32/36 °F). The coldest record is -7.5 °C (18.5 °F) and dates back to February 1956, but otherwise, the temperature only dropped to -4.5 °C (24 °F) in the cold month of January 1985, and from 2000 to 2020, it dropped to -2 °C (28.5 °F) January 2005.
, from June to August, is hot and sunny, with rare thunderstorms. During the day, the sea breeze makes the heat more bearable, but nights are muggy.
There may be some particularly hot periods, usually of short duration. On the hottest days of the year, the temperature typically reaches 36/37 °C (97/99 °F). The heat record is 40.5 °C (105 °F) and was recorded in July 2009.
hours per year. Winter is also quite sunny.
temperature ranges between 13 °C (55 °F) and 26 °C (79 °F). The sea is warm enough for swimming from July to September.
for a beach holiday on the coast near Castellón de la Plana (for example in Benicàssim) is the summer, from June to August. The water temperature is comfortable enough from July to September; however, in September, which is still a good month (especially in the first half), the first Atlantic depressions begin to affect this area. May and June are sunny months, but the sea is still a bit cool, especially in May, when it is actually a bit cold.
are ideal for visiting the city, since it can be very hot in summer.
. Here are the average temperatures.
January, the coldest month of the year, is generally a mild month. The average temperature is of
11 °C, with a minimum of
6.4 °C and a maximum of
15.6 °C.

On the coldest nights of the month, the temperature usually drops to around
2 °C. However, it dropped to
-2 °C in January 2005.

On the warmest days of the month, the temperature usually reaches around
21.5 °C. However, it reached
26.4 °C in January 2004.

Precipitation amounts to
35 mm, distributed over 4 days.
The day lasts on average 9 hours and 40 minutes.

There are on average 6 hours of sunshine per day. So, the sun shines 60% of the time.
The average humidity is 64%.
The average wind speed is of
10 kph.

The average sea temperature is of
14 °C. Therefore, the sea is very cold for swimming.
February is generally a mild month. The average temperature is of
11.7 °C, with a minimum of
6.9 °C and a maximum of
16.4 °C.

On the coldest nights of the month, the temperature usually drops to around
2.5 °C. However, it dropped to
-0.8 °C in February 1999.

On the warmest days of the month, the temperature usually reaches around
22.5 °C. However, it reached
28.8 °C in February 1995.

Precipitation amounts to
30 mm, distributed over 4 days.
The day lasts on average 10 hours and 40 minutes.

There are on average 6.5 hours of sunshine per day. So, the sun shines 59% of the time.
The average humidity is 59%.
The average wind speed is of
12 kph.

The average sea temperature is of
13 °C. Therefore, the sea is very cold for swimming.
March is generally a mild month. The average temperature is of
13.8 °C, with a minimum of
8.9 °C and a maximum of
18.7 °C.

On the coldest nights of the month, the temperature usually drops to around
4.5 °C. However, it dropped to
0.8 °C in March 1993.

On the warmest days of the month, the temperature usually reaches around
25 °C. However, it reached
29.8 °C in March 2001.

Precipitation amounts to
30 mm, distributed over 3 days.
The day lasts on average 12 hours and 0 minutes.

There are on average 6.5 hours of sunshine per day. So, the sun shines 56% of the time.
The average humidity is 59%.
The average wind speed is of
12 kph.

The average sea temperature is of
14 °C. Therefore, the sea is very cold for swimming.
April is generally a very mild month. The average temperature is of
16 °C, with a minimum of
11 °C and a maximum of
21 °C.

On the coldest nights of the month, the temperature usually drops to around
7 °C. However, it dropped to
4 °C in April 1999.

On the warmest days of the month, the temperature usually reaches around
27 °C. However, it reached
30.6 °C in April 1997.

Precipitation amounts to
40 mm, distributed over 5 days.
The day lasts on average 13 hours and 20 minutes.

There are on average 8 hours of sunshine per day. So, the sun shines 59% of the time.
The average humidity is 59%.
The average wind speed is of
12 kph.

The average sea temperature is of
15 °C. Therefore, the sea is cold for swimming.
May is generally a warm month. The average temperature is of
19.2 °C, with a minimum of
14.4 °C and a maximum of
24 °C.

On the coldest nights of the month, the temperature usually drops to around
10 °C. However, it dropped to
5.2 °C in May 1991.

On the warmest days of the month, the temperature usually reaches around
29.5 °C. However, it reached
35 °C in May 2010.

Precipitation amounts to
45 mm, distributed over 5 days.
The day lasts on average 14 hours and 25 minutes. So the days are long.

There are on average 9 hours of sunshine per day. So, the sun shines 61% of the time.
The average humidity is 61%.
The average wind speed is of
12 kph.

The average sea temperature is of
17 °C. Therefore, the sea is cold for swimming.
June is generally a warm to hot month. The average temperature is of
23.1 °C, with a minimum of
18.3 °C and a maximum of
27.9 °C.

On the coldest nights of the month, the temperature usually drops to around
14 °C. However, it dropped to
10.6 °C in June 1992.

On the warmest days of the month, the temperature usually reaches around
33.5 °C. However, it reached
38.8 °C in June 2019.

Precipitation amounts to
20 mm, distributed over 3 days.
The day lasts on average 15 hours and 0 minutes. So the days are long. June 21, the summer solstice, is the longest day of the year in the Northern Hemisphere.

There are on average 10 hours of sunshine per day. So, the sun shines 66% of the time.
The average humidity is 62%.
The average wind speed is of
11 kph.

The average sea temperature is of
21 °C. Therefore, the sea is cool for swimming.
July is generally a warm to hot month. The average temperature is of
25.8 °C, with a minimum of
21.2 °C and a maximum of
30.4 °C.

On the coldest nights of the month, the temperature usually drops to around
18 °C. However, it dropped to
15 °C in July 1995.

On the warmest days of the month, the temperature usually reaches around
34 °C. However, it reached
40.6 °C in July 2009.

Precipitation amounts to
10 mm, and all occurs in one day.
The day lasts on average 14 hours and 40 minutes. So the days are long.

There are on average 10.5 hours of sunshine per day. So, the sun shines 72% of the time.
The average humidity is 63%.
The average wind speed is of
11 kph.

The average sea temperature is of
24 °C. Therefore, the sea is warm enough for swimming.
August, the hottest month of the year, is generally a warm to hot month. The average temperature is of
26.2 °C, with a minimum of
21.6 °C and a maximum of
30.7 °C.

On the coldest nights of the month, the temperature usually drops to around
18 °C. However, it dropped to
14.6 °C in August 1998.

On the warmest days of the month, the temperature usually reaches around
35 °C. However, it reached
39.4 °C in August 2008.

Precipitation amounts to
25 mm, distributed over 2 days.
The day lasts on average 13 hours and 40 minutes.

There are on average 9.5 hours of sunshine per day. So, the sun shines 68% of the time.
The average humidity is 66%.
The average wind speed is of
11 kph.

The average sea temperature is of
26 °C. Therefore, the sea is warm enough for swimming.
September is generally a warm to hot month. The average temperature is of
23.2 °C, with a minimum of
18.6 °C and a maximum of
27.8 °C.

On the coldest nights of the month, the temperature usually drops to around
14 °C. However, it dropped to
10.6 °C in September 1994.

On the warmest days of the month, the temperature usually reaches around
32 °C. However, it reached
35.1 °C in September 2016.

Precipitation amounts to
70 mm, distributed over 5 days.
The day lasts on average 12 hours and 25 minutes.

There are on average 7.5 hours of sunshine per day. So, the sun shines 61% of the time.
The average humidity is 67%.
The average wind speed is of
10 kph.

The average sea temperature is of
24 °C. Therefore, the sea is warm enough for swimming.
October is generally a warm month. The average temperature is of
19.4 °C, with a minimum of
15 °C and a maximum of
23.9 °C.

On the coldest nights of the month, the temperature usually drops to around
10 °C. However, it dropped to
5.4 °C in October 2008.

On the warmest days of the month, the temperature usually reaches around
29 °C. However, it reached
33.4 °C in October 2014.

Precipitation amounts to
70 mm, distributed over 5 days.
The day lasts on average 11 hours and 5 minutes.

There are on average 6.5 hours of sunshine per day. So, the sun shines 59% of the time.
The average humidity is 67%.
The average wind speed is of
10 kph.

The average sea temperature is of
21 °C. Therefore, the sea is cool for swimming.
November is generally a very mild month. The average temperature is of
14.6 °C, with a minimum of
10.2 °C and a maximum of
19.1 °C.

On the coldest nights of the month, the temperature usually drops to around
5 °C. However, it dropped to
1.2 °C in November 1999.

On the warmest days of the month, the temperature usually reaches around
25 °C. However, it reached
29 °C in November 1995.

Precipitation amounts to
50 mm, distributed over 4 days.
The day lasts on average 9 hours and 55 minutes.

There are on average 6 hours of sunshine per day. So, the sun shines 58% of the time.
The average humidity is 63%.
The average wind speed is of
10 kph.

The average sea temperature is of
18 °C. Therefore, the sea is cold for swimming.
December is generally a mild month. The average temperature is of
11.8 °C, with a minimum of
7.5 °C and a maximum of
16.1 °C.

On the coldest nights of the month, the temperature usually drops to around
3 °C. However, it dropped to
0.4 °C in December 2010.

On the warmest days of the month, the temperature usually reaches around
22 °C. However, it reached
25.3 °C in December 2019.

Precipitation amounts to
40 mm, distributed over 4 days.
The day lasts on average 9 hours and 25 minutes. December 21, the winter solstice, is the shortest day of the year in the Northern Hemisphere.

There are on average 5.5 hours of sunshine per day. So, the sun shines 56% of the time.
The average humidity is 63%.
The average wind speed is of
11 kph.

The average sea temperature is of
15 °C. Therefore, the sea is cold for swimming.