Radcliff, United States experiences average highs of 20°C (68°F) and lows of 10°C (50°F) throughout the year. Rainfall is moderate, averaging about 11 rainy days per month. Sunshine is abundant, averaging about 9 hours per day. Average highs have stayed broadly stable across the available records.
Radcliff, United States Weather & Climate 2026
Monthly climate averages for Radcliff, United States. Based on 10-year ERA5 reanalysis data.
Climate Overview
Drier season: Jan–Dec 
Wetter season: Mar–Aug At-a-Glance Climate Summary
Live Weather & Air Quality
Key figures
Climate Score
5.7/10
Best: May, June, August, September, October
UV Index
5
Low
Temperature 20°C / 10°C
Feels Like 19°C / 9°C
Rainy Days 11
Rainfall 113 mm
Sunshine 9 h
Humidity 71%
Wind Speed 15 km/h
Dew Point 10°C
Snow Days 3 days
Frost Days 10 days
Hottest Month
31°C
July
Avg Low21°C
Rain13days
Coldest Month
-1°C
January
Avg High6°C
Rain11days
Driest Month
8days
September
Avg High27°C
Avg Low18°C
Windiest Month
18 km/h
March (Gusts 45)
Worst Time to Visit
Consider avoiding January, February due to very cold temperatures, frequent rain.
Sun Position
Sunrise 06:23
Daylight 14.8h
Sunset 21:09
Live conditions—
Radcliff on the map · live conditions
Radcliff, United States
- Continent
- Americas
- Country
- United States
- City
- Radcliff
- Population
- 22.4K
- Elevation
- 235 m
- Coordinates
- 37.84°, -85.95°
Seasonal Breakdown
Spring
Mar–May
Avg High 19°C
Avg Low 9°C
Rain 13 days/mo
1/3 best months
Summer
Jun–Aug
Avg High 30°C
Avg Low 20°C
Rain 12 days/mo
2/3 best months
Autumn
Sep–Nov
Avg High 21°C
Avg Low 11°C
Rain 8 days/mo
2/3 best months
Winter
Dec–Feb
Avg High 9°C
Avg Low 0°C
Rain 11 days/mo
Climate Charts
Based on historical averages (2016–2025)
Monthly Temperatures
HighLowShaded bands show the typical range across the available yearly records.
Line chart showing monthly temperatures. Jan: 6°C / -1°C . Feb: 10°C / 1°C . Mar: 15°C / 5°C . Apr: 19°C / 9°C . May: 24°C / 15°C . Jun: 29°C / 19°C . Jul: 31°C / 21°C . Aug: 29°C / 20°C . Sep: 27°C / 18°C . Oct: 21°C / 12°C . Nov: 14°C / 5°C . Dec: 9°C / 1°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 109 mm. Feb: 131 mm. Mar: 124 mm. Apr: 141 mm. May: 133 mm. Jun: 117 mm. Jul: 130 mm. Aug: 99 mm. Sep: 96 mm. Oct: 84 mm. Nov: 84 mm. Dec: 105 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 70%. Feb: 69%. Mar: 66%. Apr: 68%. May: 74%. Jun: 71%. Jul: 75%. Aug: 74%. Sep: 70%. Oct: 68%. Nov: 69%. Dec: 72%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 17 km/h . Feb: 17 km/h . Mar: 18 km/h . Apr: 17 km/h . May: 15 km/h . Jun: 13 km/h . Jul: 12 km/h . Aug: 11 km/h . Sep: 12 km/h . Oct: 14 km/h . Nov: 16 km/h . Dec: 16 km/h .
Sunshine
Sunshine
Sunshine: Jan: 6h. Feb: 6h. Mar: 8h. Apr: 9h. May: 10h. Jun: 11h. Jul: 12h. Aug: 11h. Sep: 10h. Oct: 8h. Nov: 7h. Dec: 5h.
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 2. Feb: UV 4. Mar: UV 5. Apr: UV 6. May: UV 7. Jun: UV 7. Jul: UV 8. Aug: UV 7. Sep: UV 6. Oct: UV 4. Nov: UV 3. Dec: UV 2.
Monthly Daylight Hours
Daylight12h reference
Monthly Dew Point & Comfort
Dew Point Dry Comfortable Humid Muggy Oppressive
Snow Days
Snow DaysSnowfall
Snow Days: Jan: 5 days. Feb: 4 days. Mar: 1 days. Apr: 0 days. May: 0 days. Jun: 0 days. Jul: 0 days. Aug: 0 days. Sep: 0 days. Oct: 0 days. Nov: 1 days. Dec: 2 days.
Climate Trends
Average highs have stayed broadly stable across the available records. Average rainfall is trending wetter by about 27 mm.
2016 to 2025
Avg high Avg rainfall
Climate summary
| Last 12 months | All years | |
|---|---|---|
| Hottest month | Jul 2025 · 31°C | Jul · 31°C |
| Coldest month | Jan 2025 · -5°C | Jan · -1°C |
| Wettest month | Apr 2025 · 264 mm | Apr · 141 mm |
| Windiest month | Mar 2025 · 20 km/h | Mar · 18 km/h |
Month-by-Month Weather Table
January
Poor 
February
Poor March
Fair April
Good May best
Excellent June best
Excellent July
Fair August best
Good September best
Excellent October best
Excellent November
Fair December
Poor | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 6°C / -1°C | 3°C / -6°C | 11days (109 mm) Wet | 5.5h Fair | 70% Muggy | 2.4 Moderate | Poor | View Details |
| February | 10°C / 1°C | 7°C / -3°C | 11days (131 mm) Wet | 6.4h Fair | 69% Muggy | 3.6 Moderate | Poor | View Details |
| March | 15°C / 5°C | 13°C / 1°C | 12days (124 mm) Wet | 7.6h Good | 66% Muggy | 4.9 Moderate | Fair | View Details |
| April | 19°C / 9°C | 18°C / 6°C | 12days (141 mm) Wet | 9.1h Good | 68% Muggy | 5.7 High | Good | View Details |
| May best | 24°C / 15°C | 25°C / 14°C | 14days (133 mm) Wet | 10h Excellent | 74% Muggy | 6.7 High | Excellent | View Details |
| June best | 29°C / 19°C | 32°C / 20°C | 12days (117 mm) Wet | 11.3h Excellent | 71% Muggy | 7.2 Very High | Excellent | View Details |
| July | 31°C / 21°C | 35°C / 24°C | 13days (130 mm) Wet | 11.7h Excellent | 75% Muggy | 7.5 Very High | Fair | View Details |
| August best | 29°C / 20°C | 33°C / 23°C | 12days (99 mm) Wet | 11h Excellent | 74% Muggy | 7 High | Good | View Details |
| September best | 27°C / 18°C | 29°C / 18°C | 8days (96 mm) Wet | 9.8h Good | 70% Muggy | 5.7 High | Excellent | View Details |
| October best | 21°C / 12°C | 21°C / 10°C | 8days (84 mm) Wet | 8.2h Good | 68% Muggy | 4.3 Moderate | Excellent | View Details |
| November | 14°C / 5°C | 11°C / 2°C | 9days (84 mm) Wet | 6.6h Fair | 69% Muggy | 3 Moderate | Fair | View Details |
| December | 9°C / 1°C | 6°C / -2°C | 10days (105 mm) Wet | 5.4h Fair | 72% Muggy | 2.3 Moderate | Poor | View Details |
Compare Nearby City Climates
Frequently Asked Questions
The best months to visit Radcliff are May, June, August, September, October, when temperatures are comfortable and rainfall is at its lowest. This is based on 10-year climate averages for Radcliff, scoring temperature, rainfall, humidity, and sunshine hours.
The hottest month in Radcliff is July, with average daytime highs of 31°C (87°F). Plan outdoor activities for early morning or late afternoon if visiting during this period.
The coldest month in Radcliff is January, with average overnight lows of -1°C (29°F). Pack warm layers and expect shorter daylight hours during this period.
The wettest month in Radcliff is April, averaging 141mm of precipitation across 12 rainy days. An umbrella or waterproof jacket is essential.
The rainy season in Radcliff runs through May, July, March, April, with the heaviest rainfall in May. Based on 10-year averages for Radcliff.
Radcliff receives approximately 103 sunshine hours per year. The sunniest month is July with around 12 hours. Based on climate data for Radcliff.
The least favorable months to visit Radcliff are January, February, primarily due to very cold temperatures, frequent rain. For the best conditions, consider May, June, August, September, October instead.
The annual average UV index in Radcliff is 5, classified as moderate. Standard sun protection (sunscreen, hat) is recommended during prolonged outdoor exposure.
Average humidity in Radcliff is 71%, classified as moderate. Humidity levels are generally comfortable and should not affect outdoor activities for most people.
Yes, Radcliff receives snow. Months with snowfall average 3 snow days and 4 cm (2 in) of accumulation, with about 10 frost days during winter.
Average wind speeds in Radcliff are 15 km/h (9 mph). The windiest month is March with peak winds reaching 18 km/h (11 mph) (gusts up to 45 km/h / 28 mph).
Radcliff averages 5 clear-sky days per month with overall cloud cover around 58%. The clearest skies occur in October.
The annual average dew point in Radcliff is 10°C (50°F), which feels pleasant with low humidity. Outdoor activities are comfortable year-round from a humidity standpoint.
Radcliff has a Humid Subtropical climate, classified as Cfa under the Köppen system. Temperate climates have mild winters and warm summers, with rainfall spread across the year and four distinct seasons.
The 'feels like' temperature in Radcliff ranges from 9°C (48°F) to 19°C (66°F) on average. The 'feels like' temperature closely matches the actual temperature throughout most of the year.
Yes, June is a great time to visit Radcliff. It earns a climate score of 8.1/10 with Excellent.
For June in Radcliff, pack Umbrella, Waterproof jacket, Breathable clothing, Sunscreen (SPF 30+), Sun hat. With average highs of 29°C (84°F) and 12 rainy days, these essentials will keep you comfortable.
Data Source
Climate data derived from ERA5 reanalysis (ECMWF), averaged over 2016–2025. Sea surface temperature from marine reanalysis data. Climate scores and seasonal estimates are computed by WorldStats.
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