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Plainfield, United States Snapshot 2026
Where is Plainfield?
Plainfield, United States
- Continent
- Americas
- Country
- United States
- City
- Plainfield
- Population
- 42.5K
- Elevation
- 188 m
- Coordinates
- 41.63°, -88.20°
Plainfield is a city in United States with a population of approximately 42.5K. Average temperatures range from -7°C (20°F) in January to 29°C (83°F) in July. The best time to visit is May, June, July, August, September. The city sits at an elevation of 188 m above sea level.
Time in Plainfield right now
Open full time & time zone page 03:39 39
Tuesday, June 16, 2026
IANA time zone
America/Chicago
Daylight saving
DST in effect
CST / CDT
Next DST change
November 1
backward -1h
Live weather in Plainfield
Daylight in Plainfield today
View full sunrise & sunset page Sunrise
Sunset
Day length
15h 11m
Climate normals for Plainfield
Long-term monthly averages based on historical data.
January
Poor 
February
Poor March
Poor April
Fair May best
Excellent June best
Excellent July best
Good August best
Excellent September best
Excellent October
Good November
Poor December
Poor | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 1°C / -7°C | -4°C / -12°C | 9days (61 mm) Wet | 4.9h Fair | 74% Muggy | 2.2 Moderate | Poor | View Details |
| February | 4°C / -5°C | 0°C / -10°C | 8days (52 mm) Wet | 6.8h Fair | 69% Muggy | 3.5 Moderate | Poor | View Details |
| March | 10°C / 1°C | 7°C / -4°C | 11days (94 mm) Wet | 7.5h Good | 67% Muggy | 4.6 Moderate | Poor | View Details |
| April | 16°C / 5°C | 13°C / 1°C | 13days (113 mm) Wet | 8.5h Good | 67% Muggy | 5.4 High | Fair | View Details |
| May best | 22°C / 11°C | 22°C / 9°C | 14days (124 mm) Wet | 9.8h Good | 70% Muggy | 6.6 High | Excellent | View Details |
| June best | 28°C / 17°C | 29°C / 17°C | 12days (115 mm) Wet | 11.5h Excellent | 68% Muggy | 7.1 Very High | Excellent | View Details |
| July best | 29°C / 19°C | 32°C / 21°C | 12days (115 mm) Wet | 11.5h Excellent | 73% Muggy | 7.1 Very High | Good | View Details |
| August best | 28°C / 19°C | 30°C / 20°C | 10days (86 mm) Wet | 10.9h Excellent | 73% Muggy | 6.5 High | Excellent | View Details |
| September best | 25°C / 16°C | 26°C / 16°C | 9days (78 mm) Wet | 9.3h Good | 70% Muggy | 5.4 High | Excellent | View Details |
| October | 18°C / 9°C | 16°C / 7°C | 9days (95 mm) Wet | 7.1h Good | 69% Muggy | 3.9 Moderate | Good | View Details |
| November | 10°C / 2°C | 6°C / -2°C | 7days (55 mm) Good | 6h Fair | 70% Muggy | 2.6 Moderate | Poor | View Details |
| December | 4°C / -3°C | 0°C / -8°C | 8days (55 mm) Wet | 5h Fair | 73% Muggy | 1.9 Low | Poor | View Details |
Monthly Temperatures
HighLow
Line chart showing monthly temperatures. Jan: 1°C / -7°C . Feb: 4°C / -5°C . Mar: 10°C / 1°C . Apr: 16°C / 5°C . May: 22°C / 11°C . Jun: 28°C / 17°C . Jul: 29°C / 19°C . Aug: 28°C / 19°C . Sep: 25°C / 16°C . Oct: 18°C / 9°C . Nov: 10°C / 2°C . Dec: 4°C / -3°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 61 mm. Feb: 52 mm. Mar: 94 mm. Apr: 113 mm. May: 124 mm. Jun: 115 mm. Jul: 115 mm. Aug: 86 mm. Sep: 78 mm. Oct: 95 mm. Nov: 55 mm. Dec: 55 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 74%. Feb: 69%. Mar: 67%. Apr: 67%. May: 70%. Jun: 68%. Jul: 73%. Aug: 73%. Sep: 70%. Oct: 69%. Nov: 70%. Dec: 73%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 19 km/h . Feb: 20 km/h . Mar: 21 km/h . Apr: 22 km/h . May: 19 km/h . Jun: 18 km/h . Jul: 15 km/h . Aug: 15 km/h . Sep: 16 km/h . Oct: 19 km/h . Nov: 20 km/h . Dec: 19 km/h .
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 2. Feb: UV 4. Mar: UV 5. Apr: UV 5. May: UV 7. Jun: UV 7. Jul: UV 7. Aug: UV 7. Sep: UV 5. Oct: UV 4. Nov: UV 3. Dec: UV 2.
Frequently Asked Questions
Plainfield has a population of approximately 42.5K.
The best months to visit Plainfield are May, June, July, August, September, when temperatures are pleasant and rainfall is lower.
Plainfield receives approximately 1043mm of rainfall annually across 122 rainy days.
Plainfield is located in United States, in the Americas region.
Plainfield sits at an elevation of 188 m (617 ft) above sea level.