Diurnal Temperature Range
Daily Variations
- Coastal Region: 6-8°C range
- Forest Zone: 8-10°C range
- Savannah Region: 10-15°C range
Seasonal Patterns
- Dry Season: Larger range (10-15°C)
- Wet Season: Smaller range (5-8°C)
- Annual Average: 9°C range
Temperature Variation by Time of Day
Dawn: 22-24°C
Noon: 30-32°C
Dusk: 26-28°C
Night: 23-25°C
Min Daily Temperature
Regional Minimums
- Coastal Areas: 23-25°C
- Forest Belt: 20-22°C
- Northern Regions: 18-21°C
Seasonal Variations
- Harmattan Period: 16-18°C
- Rainy Season: 21-23°C
- Annual Lowest: 15°C (Dec-Jan)
Max Daily Temperature
Regional Maximums
- Coastal Belt: 28-31°C
- Middle Belt: 30-33°C
- Northern Zone: 35-40°C
Peak Periods
- Hottest Months: Feb-April
- Daily Peak Time: 12:00-15:00
- Annual Highest: 40°C (March)
Warm Days
Frequency Analysis
- Northern Region: 180-200 days/year
- Middle Belt: 150-170 days/year
- Coastal Region: 120-140 days/year
Classification Criteria
- Warm Day Definition: >32°C max
- Peak Occurrence: Feb-April
- Trend: Increasing annually
Warm Nights
Distribution Pattern
- Coastal Areas: 150-180 nights/year
- Forest Zone: 120-150 nights/year
- Savannah: 90-120 nights/year
Characteristics
- Warm Night Definition: >23°C min
- Highest Frequency: March-May
- Impact Level: Moderate to High