10-day forecast for Grand Lake, CO: 49° to 84°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
84°
Best day: Monday, August 10
75° · 0.29 in
Worst day: Thursday, August 13
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1084° / 54°0.02
Morning62°feels 60°
Afternoon82°feels 80°
Evening70°feels 69°
Overnight62°feels 61°
84 °
Grand Lake, Monday, 10 August
Light rain. High 84°, low 54°.
Pressure30.00 inHg
Wind6.4 mph W
Humidity22%
Visibility6.2 mi
Dew point34°
Tue, 1182° / 52°0.02
Morning62°feels 60°
Afternoon78°feels 76°
Evening67°feels 66°
Overnight60°feels 59°
82 °
Grand Lake, Tuesday, 11 August
Light rain. High 82°, low 52°.
Pressure30.00 inHg
Wind5.1 mph W
Humidity23%
Visibility6.2 mi
Dew point37°
Wed, 1283° / 54°0.06
Morning66°feels 64°
Afternoon74°feels 72°
Evening57°feels 56°
Overnight55°feels 53°
83 °
Grand Lake, Wednesday, 12 August
Light rain. High 83°, low 54°.
Pressure29.83 inHg
Wind3.9 mph SE
Humidity20%
Visibility6.2 mi
Dew point35°
Thu, 1375° / 53°0.29
Morning57°feels 56°
Afternoon70°feels 69°
Evening56°feels 55°
Overnight51°feels 51°
75 °
Grand Lake, Thursday, 13 August
Rain. High 75°, low 53°.
Pressure29.85 inHg
Wind7.2 mph SW
Humidity37%
Visibility6.2 mi
Dew point42°
Fri, 1470° / 51°0.13
Morning56°feels 55°
Afternoon67°feels 67°
Evening57°feels 56°
Overnight55°feels 54°
70 °
Grand Lake, Friday, 14 August
Light rain. High 70°, low 51°.
Pressure29.97 inHg
Wind6.3 mph W
Humidity48%
Visibility—
Dew point47°
Sat, 1567° / 51°0.04
Morning56°feels 55°
Afternoon66°feels 65°
Evening63°feels 61°
Overnight54°feels 52°
67 °
Grand Lake, Saturday, 15 August
Light rain. High 67°, low 51°.
Pressure30.15 inHg
Wind11.1 mph NW
Humidity44%
Visibility—
Dew point42°
Sun, 1670° / 50°0.11
Morning57°feels 56°
Afternoon68°feels 66°
Evening55°feels 54°
Overnight51°feels 50°
70 °
Grand Lake, Sunday, 16 August
Light rain. High 70°, low 50°.
Pressure30.06 inHg
Wind5.6 mph SW
Humidity33%
Visibility—
Dew point37°
Mon, 1769° / 49°0
Morning55°feels 54°
Afternoon68°feels 66°
Evening65°feels 63°
Overnight54°feels 52°
69 °
Grand Lake, Monday, 17 August
Overcast. High 69°, low 49°.
Pressure30.06 inHg
Wind12.7 mph SW
Humidity37%
Visibility—
Dew point38°
Tue, 1875° / 49°0
Morning56°feels 56°
Afternoon74°feels 72°
Evening67°feels 65°
Overnight55°feels 54°
75 °
Grand Lake, Tuesday, 18 August
Mostly clear. High 75°, low 49°.
Pressure30.09 inHg
Wind6.8 mph NE
Humidity21%
Visibility—
Dew point29°
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 Grand Lake, CO 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.