Meteo data

293 topics in this forum

1. Weather data import - PVGIS 5.3 connection error

   By jonipa, February 3
   • 1 reply
   • 91 views
   • 
   • jonipa
   • February 4

2. Similar .MET and .SIT files on multiple sites

   By icicle, January 28
   • 1 reply
   • 82 views
   • 
   • Linda Thoren
   • January 28

3. Time series imports only one year

   By Carlos Arredondo, January 19
   • 1 reply
   • 154 views
   • 
   • Eric Poirrier
   • January 21

4. Monthly Meteorological Data Input to PVsyst (TMY – Meteonorm 7.3)

   By Abeer, January 7
   • 1 reply
   • 136 views
   • 
   • Linda Thoren
   • January 7

5. Help : Warnings during the initialization HUMIDITY ???

   By Nikoloz, December 11, 2025
   • 1 reply
   • 166 views
   • 
   • Auriane Canesse
   • December 12, 2025

6. Deviations between satellite and ground measurement irradiance data

   By Vinh Thinh, November 19, 2025
   • 1 reply
   • 186 views
   • 
   • Auriane Canesse
   • November 20, 2025

7. Decomposition and transposition models

   By dina.christensen.martinsen, January 10, 2024
   • 6 replies
   • 2.6k views
   • 
   • James Barry
   • November 19, 2025

8. Import GPI data from real values to PVSYST

   By Sergio Jimenez, November 12, 2025
   • 1 reply
   • 264 views
   • 
   • Linda Thoren
   • November 13, 2025

9. Weather file import not working. "The hourly data are not defined."

   By LPeterson, October 27, 2025
   • 3 replies
   • 440 views
   • 
   • Eric Poirrier
   • October 31, 2025

10. Export of SIT files

    By LauraH, May 27, 2025
    • 6 replies
    • 1.4k views
    • 
    • LauraH
    • October 30, 2025

11. How can I import a quarter-hourly meteo file into PVsyst?

    By DiegoNav, October 27, 2025
    • 3 replies
    • 474 views
    • 
    • Auriane Canesse
    • October 29, 2025

12. Importing high-resolution (1 minute) meteo data for a leap year - limitation?

    By James Barry, October 20, 2025
    • 1 reply
    • 285 views
    • 
    • Auriane Canesse
    • October 21, 2025

13. User's feedback regarding Meteonorm vs PVGIS

    By julmou, July 15, 2022
    • 10 replies
    • 19k views
    • 
    • Nick Mutize
    • October 7, 2025

14. Diffuse irradiance mode

    By ClaireWest, September 11, 2025
    • 1 reply
    • 3k views
    • 
    • Bruno Wittmer
    • September 12, 2025

15. Why is the Global incident in coll. plane in Loss Diagram different between Meteonorm and PVGIS?

    By Pakamas Teerasuwannajak, August 29, 2025
    • 1 reply
    • 1.2k views
    • 
    • Linda Thoren
    • August 29, 2025

16. Comparison between METEONORM and SARAH3

    By Loïs Masson, August 25, 2025
    • 1 reply
    • 817 views
    • 
    • Linda Thoren
    • August 25, 2025

17. In-depth Inquiry on BIPV Aging, Temperature Modeling, and Loss Equations

    By Zahra, August 7, 2025
    • 3 replies
    • 920 views
    • 
    • Auriane Canesse
    • August 12, 2025

18. Meteo data from soda-pro

    By Oscar Aviles, July 29, 2025
    • 1 reply
    • 687 views
    • 
    • Auriane Canesse
    • July 30, 2025

19. Import Site Data

    By Tanatip, July 15, 2025
    • 3 replies
    • 1k views
    • 
    • Auriane Canesse
    • July 25, 2025

20. Quick orientation optimization (acc. to clear-sky model)

    By Sydwell, July 24, 2025
    • 1 reply
    • 603 views
    • 
    • André Mermoud
    • July 24, 2025

21. Missing Met Data in PVsyst

    By lucydeanna, July 17, 2025
    • 3 replies
    • 874 views
    • 
    • Auriane Canesse
    • July 21, 2025

22. Nedo Japan

    By FaustoRoberti, December 18, 2013
    • 14 replies
    • 15.4k views
    • 
    • Michele Oliosi
    • June 30, 2025

23. POA vs GHI

    By cson, June 12, 2025
    • 1 reply
    • 1.1k views
    • 
    • Linda Thoren
    • June 12, 2025

24. Leap Year

    By PVsystUser, May 28, 2025
    • 1 reply
    • 956 views
    • 
    • Linda Thoren
    • June 5, 2025

25. Custmo meteo file hourly shift problem

    By Victor3361, June 3, 2025
    • 1 reply
    • 770 views
    • 
    • Linda Thoren
    • June 4, 2025