A method for calibrating a particulate matter measurement value, comprising: in response to obtaining a current particulate matter measurement value detected by a built-in particulate matter sensor included in an execution subject, obtaining a current temperature-humidity parameter (S101); obtaining a particulate matter measurement deviation value under the current temperature-humidity parameter from pre-stored particulate matter measurement deviation values under various temperature-humidity parameters according to the current temperature-humidity parameter (S 102), wherein the particulate matter measurement deviation value is configured to characterize a difference between an actual particulate matter measurement value and a true particulate matter content value under the temperature-humidity parameter; calibrating the current particulate matter measurement value according to the particulate matter measurement deviation value under the current temperature-humidity parameter (S103); wherein obtaining the current temperature-humidity parameter (S101) comprises: obtaining current position information (C1) of the built-in particulate matter sensor; transmitting the current position information to a target device, the target device not being included in the execution subject, wherein the target device is configured to obtain the current temperature-humidity parameter according to the current position information (C2); receiving the current temperature-humidity parameter sent from the target device (C3). in response to obtaining a current particulate matter measurement value detected by a built-in particulate matter sensor included in an execution subject, obtaining a current temperature-humidity parameter (S101); obtaining a particulate matter measurement deviation value under the current temperature-humidity parameter from pre-stored particulate matter measurement deviation values under various temperature-humidity parameters according to the current temperature-humidity parameter (S 102), wherein the particulate matter measurement deviation value is configured to characterize a difference between an actual particulate matter measurement value and a true particulate matter content value under the temperature-humidity parameter; calibrating the current particulate matter measurement value according to the particulate matter measurement deviation value under the current temperature-humidity parameter (S103); wherein obtaining the current temperature-humidity parameter (S101) comprises: obtaining current position information (C1) of the built-in particulate matter sensor; transmitting the current position information to a target device, the target device not being included in the execution subject, wherein the target device is configured to obtain the current temperature-humidity parameter according to the current position information (C2); receiving the current temperature-humidity parameter sent from the target device (C3). obtaining current position information (C1) of the built-in particulate matter sensor; transmitting the current position information to a target device, the target device not being included in the execution subject, wherein the target device is configured to obtain the current temperature-humidity parameter according to the current position information (C2); receiving the current temperature-humidity parameter sent from the target device (C3). <EOS>