# \#average **URL:** https://community.openhab.org/tag/average/1793.md [Latest](https://community.openhab.org/latest.md) · [Categories](https://community.openhab.org/categories.md) · [Tags](https://community.openhab.org/tags.md) --- ## [Min/Max Average markers showing unexpected values on long term trend lines](https://community.openhab.org/t/min-max-average-markers-showing-unexpected-values-on-long-term-trend-lines/166948)
**Author:** [@sbs](https://community.openhab.org/u/sbs)\ **Replies:** 4\ **Last updated:** [October 27, 2025, 6:10pm UTC](https://community.openhab.org/t/min-max-average-markers-showing-unexpected-values-on-long-term-trend-lines/166948 "2025-10-27T18:10:01Z")
Hello, I was looking at my outside temp chart, and looked at the data since I started recording this (almost 1Y ago). Then switch the display to 10Y and got a partial display, since the data before is missing (nothing f… --- ## [Blockly UoM lost by state average](https://community.openhab.org/t/blockly-uom-lost-by-state-average/148942)
**Author:** [@Joeh](https://community.openhab.org/u/Joeh)\ **Replies:** 1\ **Last updated:** [August 21, 2023, 8:55pm UTC](https://community.openhab.org/t/blockly-uom-lost-by-state-average/148942 "2023-08-21T20:55:23Z")
Hello, I am in the progress of migrating my old OpenHAB 3 Blockly rules to OpenHAB 4. To my surprise it seems like the UoM is getting lost by calculating the average of an item state with the persistence block. Is this… --- ## [Average calculation not working in Rule](https://community.openhab.org/t/average-calculation-not-working-in-rule/127623)
**Author:** [@Christian\_Feininger](https://community.openhab.org/u/Christian_Feininger)\ **Replies:** 3\ **Last updated:** [October 17, 2021, 4:02pm UTC](https://community.openhab.org/t/average-calculation-not-working-in-rule/127623 "2021-10-17T16:02:05Z")
Hello, I am trying to calculate the solar production average of the last 15 minutes. I read several examples with temperature, however I dont get it working with rules. I have an Item which has the actual solar product… --- ## [How to get an average Value of an item (OH3)](https://community.openhab.org/t/how-to-get-an-average-value-of-an-item-oh3/122516)
**Author:** [@Deebee82](https://community.openhab.org/u/Deebee82)\ **Replies:** 6\ **Last updated:** [September 24, 2021, 3:08pm UTC](https://community.openhab.org/t/how-to-get-an-average-value-of-an-item-oh3/122516 "2021-09-24T15:08:52Z")
Hi, I have programmed a blinds control. In it I retrieve e.g. temperature, wind and brightness data from a weather station on the roof. In addition, other parameters from OpenWeather for cloud cover, etc.. Now I would … --- ## [\[best practice inquiry\] Planning a project to upgrade garage door automation](https://community.openhab.org/t/best-practice-inquiry-planning-a-project-to-upgrade-garage-door-automation/116791)
**Author:** [@Jack\_of\_Atmon](https://community.openhab.org/u/Jack_of_Atmon)\ **Replies:** 10\ **Last updated:** [February 11, 2021, 9:31pm UTC](https://community.openhab.org/t/best-practice-inquiry-planning-a-project-to-upgrade-garage-door-automation/116791 "2021-02-11T21:31:06Z")
Hello community, I recently have more time to get back into home automation and would like to upgrade my existing garage door solution. Requirements Three plainly switch- and proprietary RF-controlled, automatic gara… --- ## [Persistence averageSince becomes null](https://community.openhab.org/t/persistence-averagesince-becomes-null/85425)
**Author:** [@meingraham](https://community.openhab.org/u/meingraham)\ **Replies:** 4\ **Last updated:** [November 19, 2019, 2:33pm UTC](https://community.openhab.org/t/persistence-averagesince-becomes-null/85425 "2019-11-19T14:33:22Z")
My persistence configuration: rrd4j.cfg ctr30m.def=GAUGE,300,0,305,300 ctr30m.archives=AVERAGE,0.5,5,24 ctr30m.items=sensor\_luminescence rrd4j.persist Strategies { everyMinute : "0 \* \* \* \* ?" } Items { sensor… --- ## [Best way to calculate a 60 point average](https://community.openhab.org/t/best-way-to-calculate-a-60-point-average/35812)
**Author:** [@kevin](https://community.openhab.org/u/kevin)\ **Replies:** 14\ **Last updated:** [August 8, 2018, 10:17pm UTC](https://community.openhab.org/t/best-way-to-calculate-a-60-point-average/35812 "2018-08-08T22:17:15Z")
I’m developing a rule to calculate the PH value of water using a Phidgets PH Probe and Hub. Due to analogue noise I need to average out 60 values so I can get rid of the noise caused by an almost 0V signal being amplifie…