10-day forecast for Jefferson, CO: 47° to 81°, with precipitation expected on 8 days. The table below breaks each day into morning, afternoon, evening and overnight.
81°
Best day: Saturday, August 8
68° · 0.41 in
Worst day: Saturday, August 15
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0979° / 54°0.03
Morning63°feels 60°
Afternoon77°feels 75°
Evening65°feels 63°
Overnight59°feels 56°
79 °
Jefferson, Sunday, 9 August
Light rain. High 79°, low 54°.
Pressure30.00 inHg
Wind7.3 mph W
Humidity20%
Visibility6.2 mi
Dew point28°
Mon, 1077° / 50°0.06
Morning58°feels 56°
Afternoon77°feels 76°
Evening56°feels 54°
Overnight54°feels 53°
77 °
Jefferson, Monday, 10 August
Light rain. High 77°, low 50°.
Pressure30.00 inHg
Wind7.7 mph NW
Humidity24%
Visibility6.2 mi
Dew point34°
Tue, 1176° / 49°0.13
Morning58°feels 57°
Afternoon73°feels 71°
Evening56°feels 55°
Overnight51°feels 49°
76 °
Jefferson, Tuesday, 11 August
Rain. High 76°, low 49°.
Pressure29.97 inHg
Wind4.5 mph SE
Humidity22%
Visibility6.2 mi
Dew point33°
Wed, 1280° / 50°0.39
Morning60°feels 58°
Afternoon75°feels 74°
Evening54°feels 54°
Overnight51°feels 49°
80 °
Jefferson, Wednesday, 12 August
Rain. High 80°, low 50°.
Pressure29.91 inHg
Wind8.8 mph S
Humidity27%
Visibility6.2 mi
Dew point37°
Thu, 1365° / 50°0.08
Morning54°feels 53°
Afternoon65°feels 63°
Evening60°feels 59°
Overnight53°feels 52°
65 °
Jefferson, Thursday, 13 August
Light rain. High 65°, low 50°.
Pressure29.94 inHg
Wind6.9 mph NW
Humidity45%
Visibility—
Dew point41°
Fri, 1467° / 50°0.17
Morning56°feels 55°
Afternoon67°feels 65°
Evening62°feels 61°
Overnight53°feels 52°
67 °
Jefferson, Friday, 14 August
Light rain. High 67°, low 50°.
Pressure30.00 inHg
Wind8 mph SW
Humidity43%
Visibility—
Dew point42°
Sat, 1568° / 48°0.41
Morning54°feels 53°
Afternoon66°feels 64°
Evening54°feels 53°
Overnight50°feels 49°
68 °
Jefferson, Saturday, 15 August
Rain. High 68°, low 48°.
Pressure30.15 inHg
Wind8 mph SE
Humidity45%
Visibility—
Dew point43°
Sun, 1667° / 47°0.05
Morning53°feels 51°
Afternoon66°feels 64°
Evening64°feels 62°
Overnight51°feels 49°
67 °
Jefferson, Sunday, 16 August
Light rain. High 67°, low 47°.
Pressure30.18 inHg
Wind12.2 mph NW
Humidity37%
Visibility—
Dew point37°
Mon, 1772° / 48°0.09
Morning55°feels 53°
Afternoon70°feels 68°
Evening55°feels 54°
Overnight51°feels 49°
72 °
Jefferson, Monday, 17 August
Light rain. High 72°, low 48°.
Pressure30.15 inHg
Wind6.5 mph NW
Humidity30%
Visibility—
Dew point36°
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 Jefferson, 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.