As of 18:17 EDT

Weather in Collinsville, OH

64°Current weather

Collinsville, Saturday, 31 October, 18:17

Mostly clear. Feels like 62°. High 65°, low 51°.

Pressure30.33 inHg
Wind5.7 mph NE
Humidity57%
Visibility6.2 mi
Dew point47°
Sun, 0174° / 49°0Overcast
74 °Overcast

Collinsville, Sunday, 1 November

Overcast. High 74°, low 49°.

Pressure30.36 inHg
Wind4.7 mph E
Humidity42%
Visibility6.2 mi
Dew point42°
Mon, 0261° / 50°0.02Light rain
61 °Light rain

Collinsville, Monday, 2 November

Light rain. High 61°, low 50°.

Pressure30.27 inHg
Wind10.2 mph SE
Humidity75%
Visibility6.2 mi
Dew point48°
Tue, 0374° / 59°0Overcast
74 °Overcast

Collinsville, Tuesday, 3 November

Overcast. High 74°, low 59°.

Pressure30.15 inHg
Wind9.6 mph S
Humidity66%
Visibility6.2 mi
Dew point54°
Wed, 0468° / 63°1.07Rain
68 °Rain

Collinsville, Wednesday, 4 November

Rain. High 68°, low 63°.

Pressure29.88 inHg
Wind12.9 mph S
Humidity71%
Visibility6.2 mi
Dew point58°
Thu, 0566° / 54°0.03Light rain
66 °Light rain

Collinsville, Thursday, 5 November

Light rain. High 66°, low 54°.

Pressure29.77 inHg
Wind17.4 mph SW
Humidity53%
Visibility—
Dew point47°
Fri, 0656° / 51°0.72Rain
56 °Rain

Collinsville, Friday, 6 November

Rain. High 56°, low 51°.

Pressure29.77 inHg
Wind8.9 mph NW
Humidity97%
Visibility—
Dew point52°
Sat, 0757° / 52°0.02Light rain
57 °Light rain

Collinsville, Saturday, 7 November

Light rain. High 57°, low 52°.

Pressure29.77 inHg
Wind9.4 mph W
Humidity75%
Visibility—
Dew point49°
Sun, 0859° / 48°0.03Light rain
59 °Light rain

Collinsville, Sunday, 8 November

Light rain. High 59°, low 48°.

Pressure29.65 inHg
Wind10.6 mph NW
Humidity64%
Visibility—
Dew point46°
Mon, 0954° / 40°0Light rain
54 °Light rain

Collinsville, Monday, 9 November

Light rain. High 54°, low 40°.

Pressure29.83 inHg
Wind16.2 mph NW
Humidity55%
Visibility—
Dew point36°
Tue, 1057° / 40°0Clear
57 °Clear

Collinsville, Tuesday, 10 November

Clear. High 57°, low 40°.

Pressure29.97 inHg
Wind13.5 mph W
Humidity51%
Visibility—
Dew point37°
Wed, 1157° / 42°0Overcast
57 °Overcast

Collinsville, Wednesday, 11 November

Overcast. High 57°, low 42°.

Pressure29.80 inHg
Wind10.3 mph W
Humidity37%
Visibility—
Dew point29°
Thu, 1251° / 35°0Mostly clear
51 °Mostly clear

Collinsville, Thursday, 12 November

Mostly clear. High 51°, low 35°.

Pressure29.80 inHg
Wind7.1 mph W
Humidity43%
Visibility—
Dew point27°
Fri, 1349° / 41°0.2Light rain
49 °Light rain

Collinsville, Friday, 13 November

Light rain. High 49°, low 41°.

Pressure29.74 inHg
Wind9.3 mph NE
Humidity89%
Visibility—
Dew point43°
Sat, 1446° / 43°0.2Light rain
46 °Light rain

Collinsville, Saturday, 14 November

Light rain. High 46°, low 43°.

Pressure29.62 inHg
Wind11.5 mph NE
Humidity94%
Visibility—
Dew point44°
Sun, 1547° / 42°0Overcast
47 °Overcast

Collinsville, Sunday, 15 November

Overcast. High 47°, low 42°.

Pressure29.94 inHg
Wind8.5 mph N
Humidity62%
Visibility—
Dew point34°

About the monthly outlook

How accurate is a 30-day forecast?

The first 16 days come from weather models — reliable for the first 3–5 days and progressively less so after that. Days 17 through 30 for Collinsville, OH are built from the climate normal, the 60-year average, so they show typical weather for those dates rather than a specific forecast.

What does "above normal" mean?

We compare the forecast against the climate normal for those exact calendar days, computed from 60 years of observations. The deviation shows how much the coming month differs from a typical one.

Where do the 66-year records come from?

They are real temperature extremes recorded in Collinsville, OH since 1960: the highest and lowest reading for each calendar date, with the year it happened.

How often is it updated?

The forecast portion refreshes every hour; the climate portion is based on long-term data and stays stable.