Constantine vs Guemar: which is sunnier?
🇩🇿 Algeria vs 🇩🇿 Algeria · 308 km apart · long-term climate normals (NASA POWER, 2001–2020)
Guemar is the sunnier overall: about 3,618 hours of sunshine a year to Constantine's 2,839. Guemar has the higher Sunshine Score in 8 of 12 months, Constantine in 4.
Scores are the 0–100 Sunshine Score — sunshine, daytime warmth and dryness in one number, per month.

At a glance
| Constantine | Guemar | |
|---|---|---|
| Sunshine hours / year | 2,839 | 3,618 |
| Sunniest month | June (92/100) | May (99/100) |
| Nov–Feb average score | 32/100 | 76/100 |
| Jun–Aug average score | 80/100 | 23/100 |
| Rain / year | 731 mm | 88 mm |
| Peak midday UV | 10 (very high) | 10 (very high) |
Constantine vs Guemar month by month
| Month | Sunshine Score | Day high °C | Rain mm | |||
|---|---|---|---|---|---|---|
| Constantine | Guemar | Constantine | Guemar | Constantine | Guemar | |
| January | 20 | 57 | 11° | 15° | 96 | 12 |
| February | 27 | 83 | 12° | 18° | 74 | 5 |
| March | 55 | 98 | 16° | 23° | 76 | 11 |
| April | 76 | 97 | 19° | 28° | 70 | 14 |
| May | 86 | 99 | 24° | 32° | 55 | 7 |
| June | 92 | 40 | 30° | 38° | 18 | 2 |
| July | 75 | 10 | 34° | 41° | 9 | 0 |
| August | 72 | 20 | 34° | 40° | 29 | 4 |
| September | 85 | 69 | 28° | 35° | 56 | 9 |
| October | 84 | 99 | 24° | 29° | 65 | 8 |
| November | 53 | 98 | 16° | 21° | 89 | 9 |
| December | 26 | 66 | 12° | 16° | 94 | 7 |
The sunnier month by month: Jan Guemar · Feb Guemar · Mar Guemar · Apr Guemar · May Guemar · Jun Constantine · Jul Constantine · Aug Constantine · Sep Constantine · Oct Guemar · Nov Guemar · Dec Guemar.
When to pick which
- November–February: Guemar (average score 76/100 vs 32). Guemar is the warmer, around 18°C daytime highs vs 13°C. See the winter sun ranking.
- March–May: Guemar (average score 98/100 vs 72). Guemar is the warmer, around 28°C daytime highs vs 20°C.
- June–August: Constantine (average score 80/100 vs 23). Guemar is the warmer, around 40°C daytime highs vs 33°C.
- September–October: too close to call — Constantine averages 85/100, Guemar 84/100. Guemar is the warmer, around 32°C daytime highs vs 26°C.
Full month-by-month guides: Constantine weather by month · Guemar weather by month · Best time to visit Algeria.
More comparisons: Constantine vs Algiers · Constantine vs Annaba · Constantine vs Béjaïa · Guemar vs Ouargla · Guemar vs Hassi Messaoud · all head-to-heads