St Louis vs Bloomington/Normal: which is sunnier?
🇺🇸 United States vs 🇺🇸 United States · 229 km apart · long-term climate normals (NASA POWER, 2001–2020)
St Louis and Bloomington/Normal are virtually tied for annual sunshine — about 2,316 vs 2,243 hours a year. St Louis has the higher Sunshine Score in 5 of 12 months; the other 7 are within 2 points.
Scores are the 0–100 Sunshine Score — sunshine, daytime warmth and dryness in one number, per month.
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At a glance
| St Louis | Bloomington/Normal | |
|---|---|---|
| Sunshine hours / year | 2,316 | 2,243 |
| Sunniest month | September (77/100) | September (76/100) |
| Nov–Feb average score | 8/100 | 3/100 |
| Jun–Aug average score | 74/100 | 73/100 |
| Rain / year | 1,088 mm | 1,001 mm |
| Peak midday UV | 8 (very high) | 8 (very high) |
St Louis vs Bloomington/Normal month by month
| Month | Sunshine Score | Day high °C | Rain mm | |||
|---|---|---|---|---|---|---|
| St Louis | Bloomington/Normal | St Louis | Bloomington/Normal | St Louis | Bloomington/Normal | |
| January | 0 | 0 | 4° | 0° | 60 | 55 |
| February | 0 | 0 | 6° | 2° | 62 | 53 |
| March | 31 | 13 | 13° | 10° | 93 | 69 |
| April | 71 | 55 | 20° | 17° | 118 | 99 |
| May | 69 | 71 | 24° | 22° | 128 | 115 |
| June | 73 | 70 | 29° | 27° | 105 | 118 |
| July | 74 | 73 | 32° | 29° | 101 | 101 |
| August | 75 | 75 | 31° | 28° | 96 | 91 |
| September | 77 | 76 | 28° | 25° | 83 | 85 |
| October | 76 | 57 | 20° | 17° | 91 | 87 |
| November | 32 | 13 | 13° | 10° | 82 | 66 |
| December | 0 | 0 | 6° | 3° | 69 | 62 |
The sunnier month by month: Jan even · Feb even · Mar St Louis · Apr St Louis · May even · Jun St Louis · Jul even · Aug even · Sep even · Oct St Louis · Nov St Louis · Dec even.
When to pick which
- November–February: St Louis (average score 8/100 vs 3). St Louis is the warmer, around 7°C daytime highs vs 4°C. See the winter sun ranking.
- March–May: St Louis (average score 57/100 vs 46). St Louis is the warmer, around 19°C daytime highs vs 16°C.
- June–August: too close to call — St Louis averages 74/100, Bloomington/Normal 73/100. St Louis is the warmer, around 31°C daytime highs vs 28°C.
- September–October: St Louis (average score 77/100 vs 67). St Louis is the warmer, around 24°C daytime highs vs 21°C.
Full month-by-month guides: St Louis weather by month · Bloomington/Normal weather by month · Best time to visit United States.
More comparisons: St Louis vs Peoria · St Louis vs Belleville · Bloomington/Normal vs Chicago · Bloomington/Normal vs Peoria · Bloomington/Normal vs Moline · all head-to-heads