diff --git a/src/rxn_network/reactions/computed.py b/src/rxn_network/reactions/computed.py
index 6e98fc9b..6c5df92e 100644
--- a/src/rxn_network/reactions/computed.py
+++ b/src/rxn_network/reactions/computed.py
@@ -78,14 +78,21 @@ def balance(
             lowest_num_errors=lowest_num_errors,
         )
 
-    def get_new_temperature(self, new_temperature: float) -> ComputedReaction:
+    def get_new_temperature(
+        self, new_temperature: float, entries_at_temp: dict[Composition, ComputedEntry] = None
+    ) -> ComputedReaction:
         """Returns a new reaction with the temperature changed.
 
         Args:
             new_temperature: New temperature in Kelvin
+            entries_at_temp: A map of precomputed entries to draw from when recalculating this
+                entry at a new temperature
         """
         try:
-            new_entries = [e.get_new_temperature(new_temperature) for e in self.entries]
+            if entries_at_temp is None:
+                new_entries = [e.get_new_temperature(new_temperature) for e in self.entries]
+            else:
+                new_entries = [entries_at_temp.get(e.composition) for e in self.entries]
         except AttributeError as e:
             raise AttributeError(
                 "One or more of the entries in the reaction is not associated with a"
diff --git a/src/rxn_network/reactions/open.py b/src/rxn_network/reactions/open.py
index 93ee1a09..70c8e5d2 100644
--- a/src/rxn_network/reactions/open.py
+++ b/src/rxn_network/reactions/open.py
@@ -104,21 +104,26 @@ def balance(  # type: ignore
 
         return ComputedReaction(**kwargs) if not chempots else cls(chempots=chempots, **kwargs)
 
-    def get_new_temperature(self, new_temperature: float) -> OpenComputedReaction:
+    def get_new_temperature(self, new_temperature: float, entries_at_temp: dict | None) -> OpenComputedReaction:
         """Returns a new reaction with the temperature changed.
 
         Args:
             new_temperature: New temperature in Kelvin
+            entries_at_temp: A dictionary mapping entry compositions to Entry objects with energies
+                computed at the new temperature. Use this to avoid recomputing entries if you are
+                applying this method to many reactions.
         """
         try:
-            new_entries = [e.get_new_temperature(new_temperature) for e in self.entries]
+            if entries_at_temp is None:
+                new_entries = [e.get_new_temperature(new_temperature) for e in self.entries]
+            else:
+                new_entries = [entries_at_temp.get(e.composition) for e in self.entries]
         except AttributeError as e:
             raise AttributeError(
                 "One or more of the entries in the reaction is not associated with a"
                 " temperature. Please use the GibbsComputedEntry class for all entries"
                 " in the reaction."
             ) from e
-
         return OpenComputedReaction(
             new_entries,
             self.coefficients,
diff --git a/src/rxn_network/reactions/plotting.py b/src/rxn_network/reactions/plotting.py
index 0fc31417..f14c22ea 100644
--- a/src/rxn_network/reactions/plotting.py
+++ b/src/rxn_network/reactions/plotting.py
@@ -145,17 +145,7 @@ def get_label_and_units(name):
     if plot_pareto:
         fig.add_trace(scatter)
 
-    hovertemplate = (
-        "<b>%{hovertext}</b><br>"
-        "<br><b>"
-        f"{x}"
-        "</b>: %{x:.3f}"
-        f" {x_units}"
-        "<br><b>"
-        f"{y}"
-        "</b>: %{y:.3f}"
-        f" {y_units}"
-    )
+    hovertemplate = f"<b>%{{hovertext}}</b><br><br><b>{x}</b>: %{{x:.3f}} {x_units}<br><b>{y}</b>: %{{y:.3f}} {y_units}"
 
     if z is not None:
         hovertemplate = hovertemplate + "<br><b>" + f"{z}" + "</b>: %{z:.3f}" + f" {z_units}<br>"
diff --git a/src/rxn_network/reactions/reaction_set.py b/src/rxn_network/reactions/reaction_set.py
index 81099ef8..a8ef34e1 100644
--- a/src/rxn_network/reactions/reaction_set.py
+++ b/src/rxn_network/reactions/reaction_set.py
@@ -540,11 +540,35 @@ def set_new_temperature(self, new_temp: float) -> ReactionSet:
             The new ReactionSet containing the recalculated reactions.
         """
         new_rxns = []
-        for rxn in self.get_rxns():
-            new_rxns.append(rxn.get_new_temperature(new_temp))
+        entries = {e.composition: e.get_new_temperature(new_temp) for e in self.entries}
+        for rxn in tqdm(list(self.get_rxns())):
+            new_rxns.append(rxn.get_new_temperature(new_temp, entries))
 
         return ReactionSet.from_rxns(new_rxns, open_elem=self.open_elem, chempot=self.chempot)
 
+    def compute_at_temperatures(self, temp_list: list[int]) -> dict[int, ReactionSet]:
+        """Recomputes reaction energies at each temperature in a list of temperatures.
+
+        Args:
+            temp_list : List[int]
+                The list of temperatures at which new `ReactionSet`s should be generated.``
+
+        Returns:
+            Dict[int, ReactionSet]
+                A mapping of temperature to `ReactionSet` with reaction energies computed at
+                that temperature.
+        """
+        all_rxns = list(self.get_rxns())
+        result = {}
+        for t in tqdm(temp_list, desc="Computing reaction energies..."):
+            new_rxns = []
+            entries = {e.composition: e.get_new_temperature(t) for e in self.entries}
+            for rxn in all_rxns:
+                new_rxns.append(rxn.get_new_temperature(t, entries))
+
+            result[t] = ReactionSet.from_rxns(new_rxns, open_elem=self.open_elem, chempot=self.chempot)
+        return result
+
     def _get_rxns_by_indices(self, idxs) -> Iterable[ComputedReaction | OpenComputedReaction]:
         """Return a list of reactions with the given indices."""
         for size, idx_arr in idxs.items():