Monthly climate averages for Killingly Center, United States. Based on 10-year ERA5 reanalysis data.
Cfa Humid Subtropical
Climate OverviewKillingly Center, United States in March has cold conditions, with highs averaging around 8.8°C (48°F). Rain falls on about 11 days this month.
This month falls at the beginning of Spring. Cold conditions dominate the month.
Daily highs in March gradually rise from around 6°C (43°F) at the start to 11°C (52°F) by month's end.
March sees fairly even rainfall, totalling about 103 mm across the month.
The warmest days tend to fall around the 31th, averaging 11.5°C (53°F).
Compared to February, this month is about 4°C warmer with 1 more rainy days. Temperatures will rise further into April.
Daily averages based on historical data (2016–2025)
Cold daytime highs of 9°C (48°F) mean shorter outdoor excursions with warming breaks.
Rain usually comes in shorter passing showers rather than all-day rain.
4 of the last 5 yearly records were warmer than this month's long-run average.
| Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 3°C / -4°C | -1°C / -9°C | 10days (98 mm) Wet | 5.9h Fair | 68% Muggy | 2.2 Moderate | Poor | View Details |
| February | 5°C / -4°C | 1°C / -8°C | 10days (86 mm) Wet | 6.7h Fair | 70% Muggy | 3.2 Moderate | Poor | View Details |
| March | 9°C / -1°C | 5°C / -5°C | 11days (101 mm) Wet | 7.9h Good | 66% Muggy | 4.4 Moderate | Poor | View Details |
| April | 14°C / 5°C | 12°C / 1°C | 11days (108 mm) Wet | 8.4h Good | 68% Muggy | 5.1 High | Fair | View Details |
| May | 20°C / 10°C | 19°C / 8°C | 11days (102 mm) Wet | 9.4h Good | 73% Muggy | 6.2 High | Good | View Details |
| June best | 25°C / 15°C | 26°C / 15°C | 11days (82 mm) Wet | 10.7h Excellent | 72% Muggy | 6.8 High | Excellent | View Details |
| July best | 28°C / 19°C | 31°C / 21°C | 13days (122 mm) Wet | 10.9h Excellent | 75% Muggy | 7.1 Very High | Excellent | View Details |
| August best | 27°C / 18°C | 29°C / 20°C | 12days (104 mm) Wet | 10.2h Excellent | 75% Muggy | 6.5 High | Excellent | View Details |
| September best | 23°C / 15°C | 24°C / 15°C | 9days (99 mm) Wet | 8.3h Good | 77% Humid | 5.1 High | Excellent | View Details |
| October best | 18°C / 10°C | 16°C / 7°C | 10days (104 mm) Wet | 7h Good | 77% Humid | 3.9 Moderate | Good | View Details |
| November | 11°C / 3°C | 7°C / -1°C | 9days (77 mm) Wet | 6.5h Fair | 72% Muggy | 2.7 Moderate | Poor | View Details |
| December | 5°C / -2°C | 1°C / -7°C | 10days (123 mm) Wet | 5.5h Fair | 73% Muggy | 2 Low | Poor | View Details |
Full winter gear is a must — insulated coat, thermal base layers, warm hat, gloves, and waterproof boots.
A waterproof jacket or compact umbrella is recommended for occasional showers.
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