10-day forecast for Castle Town, MT: 45° to 81°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
81°
Best day: Sunday, August 16
63° · 0.37 in
Worst day: Thursday, August 13
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1081° / 45°0
Morning52°feels 48°
Afternoon78°feels 76°
Evening70°feels 68°
Overnight50°feels 47°
81 °
Castle Town, Monday, 10 August
Clear. High 81°, low 45°.
Pressure29.83 inHg
Wind8.5 mph W
Humidity17%
Visibility6.2 mi
Dew point31°
Tue, 1180° / 50°0
Morning59°feels 56°
Afternoon79°feels 77°
Evening71°feels 69°
Overnight54°feels 52°
80 °
Castle Town, Tuesday, 11 August
Clear. High 80°, low 50°.
Pressure29.91 inHg
Wind8.4 mph W
Humidity16%
Visibility6.2 mi
Dew point27°
Wed, 1279° / 50°0.11
Morning59°feels 56°
Afternoon79°feels 79°
Evening54°feels 53°
Overnight52°feels 49°
79 °
Castle Town, Wednesday, 12 August
Light rain. High 79°, low 50°.
Pressure29.83 inHg
Wind4.7 mph W
Humidity20%
Visibility6.2 mi
Dew point32°
Thu, 1363° / 49°0.37
Morning52°feels 51°
Afternoon58°feels 57°
Evening59°feels 58°
Overnight49°feels 47°
63 °
Castle Town, Thursday, 13 August
Rain. High 63°, low 49°.
Pressure29.91 inHg
Wind8.6 mph E
Humidity81%
Visibility—
Dew point50°
Fri, 1467° / 49°0.19
Morning52°feels 52°
Afternoon60°feels 58°
Evening64°feels 62°
Overnight53°feels 53°
67 °
Castle Town, Friday, 14 August
Light rain. High 67°, low 49°.
Pressure30.00 inHg
Wind9.7 mph E
Humidity67%
Visibility—
Dew point47°
Sat, 1575° / 48°0.07
Morning54°feels 53°
Afternoon69°feels 67°
Evening71°feels 70°
Overnight53°feels 51°
75 °
Castle Town, Saturday, 15 August
Light rain. High 75°, low 48°.
Pressure30.06 inHg
Wind5.5 mph S
Humidity45%
Visibility—
Dew point43°
Sun, 1681° / 52°0
Morning58°feels 57°
Afternoon74°feels 73°
Evening69°feels 68°
Overnight64°feels 62°
81 °
Castle Town, Sunday, 16 August
Clear. High 81°, low 52°.
Pressure30.03 inHg
Wind10.2 mph W
Humidity31%
Visibility—
Dew point39°
Mon, 1774° / 59°0.02
Morning63°feels 61°
Afternoon71°feels 69°
Evening70°feels 69°
Overnight63°feels 61°
74 °
Castle Town, Monday, 17 August
Light rain. High 74°, low 59°.
Pressure29.97 inHg
Wind16.4 mph W
Humidity38%
Visibility—
Dew point42°
Tue, 1878° / 54°0
Morning59°feels 57°
Afternoon73°feels 72°
Evening75°feels 73°
Overnight61°feels 58°
78 °
Castle Town, Tuesday, 18 August
Clear. High 78°, low 54°.
Pressure30.03 inHg
Wind16.2 mph NW
Humidity26%
Visibility—
Dew point33°
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 Castle Town, 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.