10-day forecast for Calypso, MT: 55° to 94°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
94°
Best day: Tuesday, August 11
70° · 0.28 in
Worst day: Friday, August 14
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1089° / 55°0
Morning60°feels 59°
Afternoon84°feels 81°
Evening83°feels 81°
Overnight61°feels 59°
89 °
Calypso, Monday, 10 August
Overcast. High 89°, low 55°.
Pressure29.83 inHg
Wind15.3 mph NE
Humidity28%
Visibility6.2 mi
Dew point47°
Tue, 1194° / 64°0
Morning69°feels 68°
Afternoon92°feels 88°
Evening87°feels 84°
Overnight69°feels 68°
94 °
Calypso, Tuesday, 11 August
Clear. High 94°, low 64°.
Pressure29.85 inHg
Wind9 mph E
Humidity32%
Visibility6.2 mi
Dew point53°
Wed, 1289° / 67°0
Morning73°feels 72°
Afternoon88°feels 85°
Evening83°feels 81°
Overnight70°feels 70°
89 °
Calypso, Wednesday, 12 August
Overcast. High 89°, low 67°.
Pressure29.88 inHg
Wind19 mph NE
Humidity34%
Visibility6.2 mi
Dew point51°
Thu, 1384° / 68°0.01
Morning72°feels 72°
Afternoon84°feels 83°
Evening80°feels 80°
Overnight71°feels 71°
84 °
Calypso, Thursday, 13 August
Light rain. High 84°, low 68°.
Pressure29.85 inHg
Wind22.3 mph SE
Humidity39%
Visibility—
Dew point55°
Fri, 1470° / 65°0.28
Morning65°feels 65°
Afternoon67°feels 67°
Evening70°feels 70°
Overnight68°feels 68°
70 °
Calypso, Friday, 14 August
Rain. High 70°, low 65°.
Pressure29.94 inHg
Wind15.4 mph SE
Humidity86%
Visibility—
Dew point62°
Sat, 1583° / 63°0
Morning67°feels 67°
Afternoon79°feels 78°
Evening82°feels 81°
Overnight74°feels 73°
83 °
Calypso, Saturday, 15 August
Overcast. High 83°, low 63°.
Pressure30.09 inHg
Wind9.8 mph NW
Humidity40%
Visibility—
Dew point49°
Sun, 1692° / 68°0.29
Morning73°feels 72°
Afternoon88°feels 86°
Evening87°feels 85°
Overnight71°feels 71°
92 °
Calypso, Sunday, 16 August
Rain. High 92°, low 68°.
Pressure29.97 inHg
Wind18.6 mph SE
Humidity29%
Visibility—
Dew point49°
Mon, 1793° / 70°0.05
Morning75°feels 75°
Afternoon89°feels 87°
Evening89°feels 86°
Overnight80°feels 79°
93 °
Calypso, Monday, 17 August
Light rain. High 93°, low 70°.
Pressure29.80 inHg
Wind19.2 mph E
Humidity32%
Visibility—
Dew point53°
Tue, 1893° / 73°0
Morning77°feels 76°
Afternoon88°feels 85°
Evening91°feels 88°
Overnight82°feels 81°
93 °
Calypso, Tuesday, 18 August
Partly cloudy. High 93°, low 73°.
Pressure29.80 inHg
Wind11 mph NW
Humidity26%
Visibility—
Dew point46°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in Calypso, MT around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.