diff --git a/cmd/strelaypoolsrv/main.go b/cmd/strelaypoolsrv/main.go
index 1e9b57b06..a409b3c68 100644
--- a/cmd/strelaypoolsrv/main.go
+++ b/cmd/strelaypoolsrv/main.go
@@ -10,7 +10,6 @@ import (
 	"encoding/json"
 	"flag"
 	"fmt"
-	"github.com/syncthing/syncthing/lib/protocol"
 	"io"
 	"io/ioutil"
 	"log"
@@ -23,6 +22,8 @@ import (
 	"strings"
 	"time"
 
+	"github.com/syncthing/syncthing/lib/protocol"
+
 	"github.com/golang/groupcache/lru"
 	"github.com/oschwald/geoip2-golang"
 	"github.com/prometheus/client_golang/prometheus"
@@ -475,7 +476,7 @@ func handleRelayTest(request request) {
 		updateMetrics(request.relay.uri.Host, *stats, location)
 	}
 	request.relay.Stats = stats
-	request.relay.StatsRetrieved = time.Now()
+	request.relay.StatsRetrieved = time.Now().Truncate(time.Second)
 	request.relay.Location = location
 
 	timer, ok := evictionTimers[request.relay.uri.Host]
diff --git a/lib/connections/structs.go b/lib/connections/structs.go
index 8a953b89e..74ec65361 100644
--- a/lib/connections/structs.go
+++ b/lib/connections/structs.go
@@ -89,7 +89,7 @@ func newInternalConn(tc tlsConn, connType connType, priority int) internalConn {
 		tlsConn:       tc,
 		connType:      connType,
 		priority:      priority,
-		establishedAt: time.Now(),
+		establishedAt: time.Now().Truncate(time.Second),
 	}
 }
 
diff --git a/lib/db/observed.go b/lib/db/observed.go
index 606029580..f7460e04b 100644
--- a/lib/db/observed.go
+++ b/lib/db/observed.go
@@ -15,7 +15,7 @@ import (
 func (db *Lowlevel) AddOrUpdatePendingDevice(device protocol.DeviceID, name, address string) error {
 	key := db.keyer.GeneratePendingDeviceKey(nil, device[:])
 	od := ObservedDevice{
-		Time:    time.Now().Round(time.Second),
+		Time:    time.Now().Truncate(time.Second),
 		Name:    name,
 		Address: address,
 	}
@@ -72,7 +72,7 @@ func (db *Lowlevel) AddOrUpdatePendingFolder(id, label string, device protocol.D
 		return err
 	}
 	of := ObservedFolder{
-		Time:             time.Now().Round(time.Second),
+		Time:             time.Now().Truncate(time.Second),
 		Label:            label,
 		ReceiveEncrypted: receiveEncrypted,
 	}
diff --git a/lib/events/events.go b/lib/events/events.go
index ce2e044ba..c8c97e0c5 100644
--- a/lib/events/events.go
+++ b/lib/events/events.go
@@ -317,7 +317,7 @@ loop:
 
 func (l *logger) Log(t EventType, data interface{}) {
 	l.events <- Event{
-		Time: time.Now(),
+		Time: time.Now(), // intentionally high precision
 		Type: t,
 		Data: data,
 		// SubscriptionID and GlobalID are set in sendEvent
diff --git a/lib/logger/logger.go b/lib/logger/logger.go
index 949cd3998..309495239 100644
--- a/lib/logger/logger.go
+++ b/lib/logger/logger.go
@@ -337,7 +337,7 @@ func (r *recorder) Clear() {
 
 func (r *recorder) append(l LogLevel, msg string) {
 	line := Line{
-		When:    time.Now(),
+		When:    time.Now(), // intentionally high precision
 		Message: msg,
 		Level:   l,
 	}
diff --git a/lib/model/folderstate.go b/lib/model/folderstate.go
index ec7150c90..43b09119b 100644
--- a/lib/model/folderstate.go
+++ b/lib/model/folderstate.go
@@ -100,7 +100,7 @@ func (s *stateTracker) setState(newState folderState) {
 	}
 
 	s.current = newState
-	s.changed = time.Now()
+	s.changed = time.Now().Truncate(time.Second)
 
 	s.evLogger.Log(events.StateChanged, eventData)
 }
@@ -139,7 +139,7 @@ func (s *stateTracker) setError(err error) {
 	}
 
 	s.err = err
-	s.changed = time.Now()
+	s.changed = time.Now().Truncate(time.Second)
 
 	s.evLogger.Log(events.StateChanged, eventData)
 }
diff --git a/lib/model/model.go b/lib/model/model.go
index b1969c0e1..774c85918 100644
--- a/lib/model/model.go
+++ b/lib/model/model.go
@@ -769,7 +769,7 @@ func (m *model) ConnectionStats() map[string]interface{} {
 	in, out := protocol.TotalInOut()
 	res["total"] = ConnectionInfo{
 		Statistics: protocol.Statistics{
-			At:            time.Now(),
+			At:            time.Now().Truncate(time.Second),
 			InBytesTotal:  in,
 			OutBytesTotal: out,
 		},
diff --git a/lib/protocol/protocol.go b/lib/protocol/protocol.go
index 8a5781bc9..af7a773e8 100644
--- a/lib/protocol/protocol.go
+++ b/lib/protocol/protocol.go
@@ -296,7 +296,7 @@ func (c *rawConnection) Start() {
 		c.pingReceiver()
 		c.loopWG.Done()
 	}()
-	c.startTime = time.Now()
+	c.startTime = time.Now().Truncate(time.Second)
 }
 
 func (c *rawConnection) ID() DeviceID {
@@ -1040,7 +1040,7 @@ type Statistics struct {
 
 func (c *rawConnection) Statistics() Statistics {
 	return Statistics{
-		At:            time.Now(),
+		At:            time.Now().Truncate(time.Second),
 		InBytesTotal:  c.cr.Tot(),
 		OutBytesTotal: c.cw.Tot(),
 		StartedAt:     c.startTime,
diff --git a/lib/stats/device.go b/lib/stats/device.go
index 53956d11f..e6d97f683 100644
--- a/lib/stats/device.go
+++ b/lib/stats/device.go
@@ -62,7 +62,7 @@ func (s *DeviceStatisticsReference) GetLastConnectionDuration() (time.Duration,
 
 func (s *DeviceStatisticsReference) WasSeen() error {
 	l.Debugln("stats.DeviceStatisticsReference.WasSeen:", s.device)
-	return s.ns.PutTime(lastSeenKey, time.Now())
+	return s.ns.PutTime(lastSeenKey, time.Now().Truncate(time.Second))
 }
 
 func (s *DeviceStatisticsReference) LastConnectionDuration(d time.Duration) error {
diff --git a/lib/stats/folder.go b/lib/stats/folder.go
index 07cc63af1..8e67c6e84 100644
--- a/lib/stats/folder.go
+++ b/lib/stats/folder.go
@@ -61,7 +61,7 @@ func (s *FolderStatisticsReference) GetLastFile() (LastFile, error) {
 
 func (s *FolderStatisticsReference) ReceivedFile(file string, deleted bool) error {
 	l.Debugln("stats.FolderStatisticsReference.ReceivedFile:", s.folder, file)
-	if err := s.ns.PutTime("lastFileAt", time.Now()); err != nil {
+	if err := s.ns.PutTime("lastFileAt", time.Now().Truncate(time.Second)); err != nil {
 		return err
 	}
 	if err := s.ns.PutString("lastFileName", file); err != nil {
@@ -74,7 +74,7 @@ func (s *FolderStatisticsReference) ReceivedFile(file string, deleted bool) erro
 }
 
 func (s *FolderStatisticsReference) ScanCompleted() error {
-	return s.ns.PutTime("lastScan", time.Now())
+	return s.ns.PutTime("lastScan", time.Now().Truncate(time.Second))
 }
 
 func (s *FolderStatisticsReference) GetLastScanTime() (time.Time, error) {
diff --git a/lib/ur/usage_report.go b/lib/ur/usage_report.go
index b2b2dfd58..544ce215b 100644
--- a/lib/ur/usage_report.go
+++ b/lib/ur/usage_report.go
@@ -36,7 +36,7 @@ import (
 // are prompted for acceptance of the new report.
 const Version = 3
 
-var StartTime = time.Now()
+var StartTime = time.Now().Truncate(time.Second)
 
 type Service struct {
 	cfg                config.Wrapper