| check_weather | Check weather records for data quality issues |
| day_length | The time elapsed in hours between the specified sun angle from 90 degree in am and pm. +ve above the horizon, -ve below the horizon. |
| interpolate_3hr | Interpolate 3-Hourly Temperature Values using sine curve. |
| interpolation_function | Return a y value from a linear interpolation function |
| last_frost_day | Calculate the last frost day |
| number_frost_day | Calculate the number of frost days |
| read_weather | Read weather records from a file list and/or a folder list |
| summarise_weather | Summarise Weather Extremes and Key Indicators |
| thermal_time | Calculate thermal time using cardinal temperatures |
| ttest_ts | Significantly t-test with auto-correlation for time serial data |
| weather_options | tidyweather options |
| write_weather | Write weather data to file |