Climate guideThirty-year normals for Sam
Sam climate by month
Tropical savanna · AwBest Jan–Feb · Dec
Annual mean28°day and night
Seasonal swing7°warmest vs coolest
Precipitation997 mm120 wet days a year
11.03° N, 2.73° EElevation 286 mUTC+1 · West Africa Time
When to goSam · weather score
Best timeJan–Feb · Dec
October: high / low33° / 23°
iSummary
What the weather is like
Sam has a tropical savanna climate (Köppen Aw): .
The warmest month is April, when afternoons average 39° and nights 26°. August is the coolest month, with highs of 29° and lows of 22°. The difference between the warmest and the coolest month is about 7°, a small seasonal swing typical of places tempered by the sea.
About 997 mm of precipitation falls in an average year. August is the wettest month (253 mm, 29 wet days) and January the driest (0 mm, 0 wet days). Cloud cover ranges from 13% in January to 50% in August.
Compared with Porto-Novo, the capital, Sam is 9.2° warmer on a April afternoon and receives less precipitation over the year.
Year in figures
- Hottest afternoons
- 39° · April
- Coldest nights
- 19° · January
- Wettest month
- August
- Driest month
- January
- Clearest skies
- January · 13% cloud
- Longest day
- 12 h 46 min
- Shortest day
- 11 h 29 min
iiCharts
Twelve months at a glance
Temperature and precipitation
Daily high/low range bars, monthly precipitation columnsTemperature curve
Average high, lowDaylight
Hours between sunrise and sunset on the 15th of each monthiiiData table
Climate normals month by month
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Average high | 34° | 37° | 39° | 39° | 37° | 34° | 31° | 29° | 30° | 33° | 35° | 34° |
| Average low | 19° | 21° | 24° | 26° | 25° | 24° | 23° | 22° | 22° | 23° | 21° | 20° |
| Precipitation | 0 mm | 1 mm | 6 mm | 38 mm | 118 mm | 151 mm | 205 mm | 253 mm | 179 mm | 46 mm | 0 mm | 0 mm |
| Wet days (≥1 mm) | 0 | 0 | 1.3 | 3.5 | 8.7 | 18 | 24.3 | 29 | 24.8 | 10.3 | 0.2 | 0 |
| Cloud cover | 13% | 16% | 30% | 39% | 40% | 35% | 45% | 50% | 41% | 28% | 19% | 15% |
| Daylight | 11h 33 | 11h 47 | 12h 03 | 12h 22 | 12h 38 | 12h 46 | 12h 43 | 12h 29 | 12h 12 | 11h 54 | 11h 37 | 11h 29 |
| Month score | 61 | 58 | 55 | 46 | 33 | 29 | 38 | 41 | 41 | 42 | 58 | 61 |
ivMonth by month
Sam in every month
January61
34° / 19°
0 mm · 0 wet days
February58
37° / 21°
1 mm · 0 wet days
March55
39° / 24°
6 mm · 1.3 wet day
April46
39° / 26°
38 mm · 3.5 wet days
May33
37° / 25°
118 mm · 8.7 wet days
June29
34° / 24°
151 mm · 18 wet days
July38
31° / 23°
205 mm · 24.3 wet days
August41
29° / 22°
253 mm · 29 wet days
September41
30° / 22°
179 mm · 24.8 wet days
October42
33° / 23°
46 mm · 10.3 wet days
November58
35° / 21°
0 mm · 0.2 wet days
December61
34° / 20°
0 mm · 0 wet days