Dekar, Botswana experiences average highs of 29°C (84°F) and lows of 16°C (61°F) throughout the year. The climate is relatively dry, with only 5 rainy days per month on average. Sunshine is abundant, averaging about 11 hours per day. Average highs have cooled by 2.2°C (4.0°F) across the available records.
Dekar, Botswana Weather & Climate 2026
Monthly climate averages for Dekar, Botswana. Based on 10-year ERA5 reanalysis data.
Climate Overview
Drier season: May–Oct 
Wetter season: Jan–Dec At-a-Glance Climate Summary
Live Weather & Air Quality
Key figures
Climate Score
8.5/10
Best: April, May, August, September, October
UV Index
8
High
Temperature 29°C / 16°C
Feels Like 28°C / 14°C
Rainy Days 5
Rainfall 39 mm
Sunshine 11 h
Humidity 44%
Wind Speed 18 km/h
Dew Point 9°C
Hottest Month
34°C
October
Avg Low19°C
Rain2days
Coldest Month
8°C
July
Avg High23°C
Rain0days
Driest Month
0days
May
Avg High26°C
Avg Low11°C
Windiest Month
21 km/h
October (Gusts 41)
Worst Time to Visit
Consider avoiding January, February, December due to frequent rain.
Sun Position
Sunrise 07:09
Daylight 10.8h
Sunset 17:59
Live conditions—
Dekar on the map · live conditions
Dekar, Botswana
- Continent
- Africa
- Country
- Botswana
- City
- Dekar
- Population
- 1K
- Coordinates
- -21.53°, 21.93°
Seasonal Breakdown
Spring
Sep–Nov
Avg High 33°C
Avg Low 18°C
Rain 3 days/mo
2/3 best months
Summer
Dec–Feb
Avg High 31°C
Avg Low 20°C
Rain 13 days/mo
Autumn
Mar–May
Avg High 28°C
Avg Low 15°C
Rain 4 days/mo
2/3 best months
Winter
Jun–Aug
Avg High 25°C
Avg Low 9°C
Rain 0 days/mo
1/3 best months
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: 31°C / 20°C . Feb: 30°C / 20°C . Mar: 29°C / 19°C . Apr: 28°C / 16°C . May: 26°C / 11°C . Jun: 23°C / 8°C . Jul: 23°C / 8°C . Aug: 28°C / 11°C . Sep: 32°C / 15°C . Oct: 34°C / 19°C . Nov: 33°C / 20°C . Dec: 32°C / 20°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 124 mm. Feb: 115 mm. Mar: 64 mm. Apr: 32 mm. May: 0 mm. Jun: 0 mm. Jul: 1 mm. Aug: 0 mm. Sep: 0 mm. Oct: 9 mm. Nov: 34 mm. Dec: 85 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 60%. Feb: 63%. Mar: 61%. Apr: 55%. May: 41%. Jun: 41%. Jul: 37%. Aug: 28%. Sep: 23%. Oct: 25%. Nov: 39%. Dec: 52%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 18 km/h . Feb: 17 km/h . Mar: 16 km/h . Apr: 16 km/h . May: 16 km/h . Jun: 17 km/h . Jul: 17 km/h . Aug: 19 km/h . Sep: 20 km/h . Oct: 21 km/h . Nov: 20 km/h . Dec: 19 km/h .
Sunshine
Sunshine
Sunshine: Jan: 11h. Feb: 10h. Mar: 10h. Apr: 10h. May: 10h. Jun: 10h. Jul: 10h. Aug: 11h. Sep: 11h. Oct: 11h. Nov: 12h. Dec: 11h.
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 9. Feb: UV 9. Mar: UV 9. Apr: UV 7. May: UV 6. Jun: UV 6. Jul: UV 6. Aug: UV 7. Sep: UV 8. Oct: UV 9. Nov: UV 9. Dec: UV 9.
Monthly Daylight Hours
Daylight12h reference
Monthly Dew Point & Comfort
Dew Point Dry Comfortable Humid Muggy Oppressive
Climate Trends
Average highs have cooled by 2.2°C (4.0°F) across the available records. Average rainfall is trending wetter by about 24 mm.
2016 to 2025
Avg high Avg rainfall
Climate summary
| Last 12 months | All years | |
|---|---|---|
| Hottest month | Oct 2025 · 34°C | Oct · 34°C |
| Coldest month | Jun 2025 · 7°C | Jul · 8°C |
| Wettest month | Feb 2025 · 166 mm | Jan · 124 mm |
| Windiest month | Oct 2025 · 21 km/h | Oct · 21 km/h |
Month-by-Month Weather Table
January
Good 
February
Good March
Excellent April best
Excellent May best
Excellent June
Good July
Good August best
Excellent September best
Excellent October best
Excellent November
Good December
Good | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 31°C / 20°C | 32°C / 21°C | 13days (124 mm) Wet | 10.9h Excellent | 60% Moderate | 9.3 Very High | Good | View Details |
| February | 30°C / 20°C | 32°C / 21°C | 13days (115 mm) Wet | 10.3h Excellent | 63% Muggy | 9 Very High | Good | View Details |
| March | 29°C / 19°C | 31°C / 19°C | 8days (64 mm) Wet | 10.4h Excellent | 61% Muggy | 8.8 Very High | Excellent | View Details |
| April best | 28°C / 16°C | 28°C / 15°C | 4days (32 mm) Good | 10.4h Excellent | 55% Moderate | 7.1 Very High | Excellent | View Details |
| May best | 26°C / 11°C | 23°C / 9°C | 0days (0 mm) Excellent | 10.3h Excellent | 41% Moderate | 6.2 High | Excellent | View Details |
| June | 23°C / 8°C | 20°C / 5°C | 0days (0 mm) Excellent | 10h Excellent | 41% Moderate | 5.6 High | Good | View Details |
| July | 23°C / 8°C | 20°C / 4°C | 0days (1 mm) Excellent | 10h Excellent | 37% Comfortable | 5.9 High | Good | View Details |
| August best | 28°C / 11°C | 24°C / 7°C | 0days (0 mm) Excellent | 10.6h Excellent | 28% Comfortable | 6.9 High | Excellent | View Details |
| September best | 32°C / 15°C | 29°C / 11°C | 0days (0 mm) Excellent | 11h Excellent | 23% Comfortable | 8.3 Very High | Excellent | View Details |
| October best | 34°C / 19°C | 33°C / 15°C | 2days (9 mm) Excellent | 11.4h Excellent | 25% Comfortable | 9.2 Very High | Excellent | View Details |
| November | 33°C / 20°C | 33°C / 19°C | 7days (34 mm) Good | 11.6h Excellent | 39% Comfortable | 9.4 Very High | Good | View Details |
| December | 32°C / 20°C | 34°C / 21°C | 12days (85 mm) Wet | 11.4h Excellent | 52% Moderate | 9.2 Very High | Good | View Details |
Compare Nearby City Climates
Frequently Asked Questions
The best months to visit Dekar are April, May, August, September, October, when temperatures are comfortable and rainfall is at its lowest. This is based on 10-year climate averages for Dekar, scoring temperature, rainfall, humidity, and sunshine hours.
The hottest month in Dekar is October, with average daytime highs of 34°C (93°F). Plan outdoor activities for early morning or late afternoon if visiting during this period.
The coldest month in Dekar is July, with average overnight lows of 8°C (46°F). Pack warm layers and expect shorter daylight hours during this period.
The wettest month in Dekar is January, averaging 124mm of precipitation across 13 rainy days. An umbrella or waterproof jacket is essential.
The rainy season in Dekar runs through January, February, December, with the heaviest rainfall in January. Based on 10-year averages for Dekar.
Dekar receives approximately 128 sunshine hours per year. The sunniest month is November with around 12 hours. Based on climate data for Dekar.
The least favorable months to visit Dekar are January, February, December, primarily due to frequent rain. For the best conditions, consider April, May, August, September, October instead.
The annual average UV index in Dekar is 8, classified as high. SPF 30+ sunscreen, sunglasses, and seeking shade between 10:00–16:00 are strongly recommended.
Average humidity in Dekar is 44%, classified as dry. Humidity levels are generally comfortable and should not affect outdoor activities for most people.
Average wind speeds in Dekar are 18 km/h (11 mph). The windiest month is October with peak winds reaching 21 km/h (13 mph) (gusts up to 41 km/h / 26 mph).
Dekar averages 16 clear-sky days per month with overall cloud cover around 29%. The clearest skies occur in August.
The annual average dew point in Dekar is 9°C (48°F), which feels dry and comfortable. Outdoor activities are comfortable year-round from a humidity standpoint.
Dekar has a Hot Semi-Arid climate, classified as BSh under the Köppen system. Arid climates have very low rainfall relative to temperature, with large swings between daytime heat and cool nights.
The 'feels like' temperature in Dekar ranges from 14°C (57°F) to 28°C (82°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 Dekar. It earns a climate score of 8.4/10 with Good.
For June in Dekar, pack Warm evening layer, Sunscreen (SPF 30+), Sunglasses, Comfortable walking shoes. With average highs of 23°C (73°F) and 0 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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