Weather forecast for tomorrow
Hernani, Spain

Weather forecast for tomorrow

Sunday, 18. May

Mostly Sunny
06:38

21:29
CEST
Mostly Sunny
28°C / 15°C
  • Wind: 7km/h SE
  • Humidity: 63%
  • Precip. probability: 11%
  • Precipitation: 0mm
  • UV index: 8
On Sunday, 18th of May, mostly clear skies and sunshine will create ideal daytime conditions.
Temperatures are forecasted to range from a maximum of a moderately hot 28°C to a minimum of a moderate 15°C.
The maximum heat index, which factors the actual air temperature with the relative humidity, is computed to be a blazing 30°C. Take into consideration that the heat index values are calculated for shade and light wind conditions.
It will be warmer tomorrow, with temperatures aligning more closely with June's 20°C than May's 16.8°C.
Sunrise will be at 06:38 and sunset at 21:29; tomorrow's daylight will last for 14h and 51min.

Frequently asked questions

What is the weather forecast for Hernani for tomorrow?
Tomorrow, sunshine will prevail for most of the day.
What will be the highest temperature tomorrow?
Tomorrow, the maximum temperature will be 28°C, while the minimum temperature will be 15°C. The maximum heat index, which indicates how humid air affects the felt temperature, is estimated at 30°C.
The maximum temperature will be significantly higher than the average highest temperature of 16.8°C in May. The lowest temperature will be moderately higher than the average low of 11.2°C.
When are sunrise and sunset tomorrow?
On Sunday, in Hernani, sunrise will be at 06:38 and sunset at 21:29 (CEST).
How many hours of daylight will Hernani have tomorrow?
Tomorrow, the daylight will last for 14h and 51min.

Hourly weather forecast

0h
  • 14°C
  • Feels like:
    14°C
Mostly Cloudy
Mostly Cloudy
  • Wind: 4km/h SSE
  • Pressure: 1016mbar
  • Humidity: 94%
  • Precip. probability: 8%
  • Precipitation: 0mm
  • Visibility: 15km
2h
  • 13°C
  • Feels like:
    13°C
Mostly Cloudy
Mostly Cloudy
  • Wind: 6km/h SSE
  • Pressure: 1015mbar
  • Humidity: 94%
  • Precip. probability: 8%
  • Precipitation: 0mm
  • Visibility: 13km
4h
  • 13°C
  • Feels like:
    12°C
Partly Cloudy
Partly Cloudy
  • Wind: 6km/h SSE
  • Pressure: 1014mbar
  • Humidity: 93%
  • Precip. probability: 7%
  • Precipitation: 0mm
  • Visibility: 15km
6h
  • 12°C
  • Feels like:
    12°C
Clear
Clear
  • Wind: 6km/h SSE
  • Pressure: 1014mbar
  • Humidity: 93%
  • Precip. probability: 7%
  • Precipitation: 0mm
  • Visibility: 16km
Sunrise: 06:38
8h
  • 15°C
  • Feels like:
    15°C
Sunny
Sunny
  • Wind: 5km/h SSE
  • Pressure: 1014mbar
  • Humidity: 86%
  • Precip. probability: 5%
  • Precipitation: 0mm
  • Visibility: 16km
10h
  • 20°C
  • Feels like:
    20°C
Sunny
Sunny
  • Wind: 4km/h SE
  • Pressure: 1013mbar
  • Humidity: 69%
  • Precip. probability: 2%
  • Precipitation: 0mm
  • Visibility: 16km
12h
  • 24°C
  • Feels like:
    24°C
Sunny
Sunny
  • Wind: 5km/h SE
  • Pressure: 1013mbar
  • Humidity: 57%
  • Precip. probability: 0%
  • Precipitation: 0mm
  • Visibility: 16km
14h
  • 26°C
  • Feels like:
    27°C
Sunny
Sunny
  • Wind: 6km/h SE
  • Pressure: 1012mbar
  • Humidity: 50%
  • Precip. probability: 0%
  • Precipitation: 0mm
  • Visibility: 16km
16h
  • 27°C
  • Feels like:
    28°C
Mostly Sunny
Mostly Sunny
  • Wind: 6km/h ENE
  • Pressure: 1011mbar
  • Humidity: 49%
  • Precip. probability: 0%
  • Precipitation: 0mm
  • Visibility: 16km
18h
  • 26°C
  • Feels like:
    27°C
Partly Cloudy
Partly Cloudy
  • Wind: 7km/h NNE
  • Pressure: 1011mbar
  • Humidity: 54%
  • Precip. probability: 2%
  • Precipitation: 0mm
  • Visibility: 16km
20h
  • 24°C
  • Feels like:
    24°C
Mostly Cloudy
Mostly Cloudy
  • Wind: 5km/h NE
  • Pressure: 1010mbar
  • Humidity: 66%
  • Precip. probability: 6%
  • Precipitation: 0mm
  • Visibility: 16km
Sunset: 21:29
22h
  • 22°C
  • Feels like:
    22°C
Mostly Cloudy
Mostly Cloudy
  • Wind: 5km/h SSE
  • Pressure: 1011mbar
  • Humidity: 76%
  • Precip. probability: 9%
  • Precipitation: 0mm
  • Visibility: 16km
Tomorrow, a combination of gloomy and clear weather is predicted.
The temperature will be between a minimum of 12°C and a maximum of 27°C. The warmest part of the day will be at 16h and 17h.
The expected high tomorrow will reflect June's average of 20°C rather than May's. Tomorrow, expect the temperature to be also more close to the typical minimum for June than for May.
Updated: May 17, 2025 @ 02:03:24 UTC
Published by: Weather Atlas | About Us
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